3,965 water systems tracked in Massachusetts, serving 10,853,832 people. 105 systems have reported a result above an EPA PFAS limit and face the April 2029 compliance deadline.
PFOA MCL: 20 ppt(EPA: 4 ppt)
PFOS MCL: 20 ppt(EPA: 4 ppt)
MA MCL: 20 ppt for sum of 6 PFAS (PFOA, PFOS, PFHxS, PFNA, PFHpA, PFDA). One of the first states to regulate PFAS as a group.
Massachusetts regulates 6 PFAS as a group sum (MassDEP Method 537.1). Among the earliest state-level PFAS regulations. Extensive contamination near military bases and airports.
Recap: State Engineer Reports 110 Tiverton Wells Over PFAS Limit; Waterline Bid Awarded
Reported by upriseri.com. Recap: State Engineer Reports 110 Tiverton Wells Over PFAS Limit; Waterline Bid Awarded Uprise RI
2026-10-28 · Read more →
Editorial: Grants, concerning report show PFAS’ persistent reach
Reported by sentinelandenterprise.com. Editorial: Grants, concerning report show PFAS’ persistent reach Sentinel and Enterprise
2026-10-21 · Read more →
Free check against EPA UCMR5 data for PFOA and PFOS above the 4 ppt limit, plus weekly Massachusetts MCL, deadline, and funding alerts.
108 Massachusetts water systems are already named on a state PFAS funding list →
Checked against the agency's page on Nov 1, 2026. Confirm dates there before planning around them.
If your system needs a lab, an engineer, a treatment firm or a funding contact, tell us what the project needs. We'll point you to who may fit.
Firms with PFAS-related federal awards routed to Massachusetts (USASpending). See the national top 50 →
| Rank | Recipient | Total awarded | # awards |
|---|---|---|---|
| 1 | MASSACHUSETTS CLEAN WATER TRUST | $84,866,640 | 4 |
| 2 | MASSACHUSETTS DEPARTMENT OF ENVIRONMENTAL PROTECTION | $77,007,000 | 3 |
| 3 | HEALTH AND HUMAN SERVICES, MAINE DEPARTMENT OF | $28,371,000 | 2 |
| 4 | CH2M HILL, INC | $10,045,811 | 2 |
| 5 | SILENT SPRING INSTITUTE, INC. | $9,951,584 | 4 |
| System | City | Population | PFOA (ppt) | PFOS (ppt) | Status |
|---|---|---|---|---|---|
| MWRA MA6000000 | CHELSEA | 2,580,000 | — | — | No result above limit |
| BOSTON WATER AND SEWER COMMISSION (MWRA) MA3035000 | BOSTON | 675,647 | — | — | No result above limit |
| WORCESTER DPWP, WATER SUPPLY DIVISION MA2348000 | WORCESTER | 206,518 | — | — | No result above limit |
| SPRINGFIELD WATER AND SEWER COMMISSION MA1281000 | SPRINGFIELD | 169,170 | — | — | No result above limit |
| LOWELL REGIONAL WATER UTILITY MA3160000 | LOWELL | 120,418 | 4.6 | — | Exceeds |
| CAMBRIDGE WATER DEPARTMENT MA3049000 | CAMBRIDGE | 118,214 | 4.8 | — | Exceeds |
| QUINCY WATER DEPT. (MWRA) MA3243000 | QUINCY | 106,000 | — | — | No result above limit |
New Jersey bill would ban 'forever chemicals' in tampons, pads, and menstrual cups
Reported by thecooldown.com. New Jersey bill would ban 'forever chemicals' in tampons, pads, and menstrual cups The Cool Down
2026-10-19 · Read more →
Why Mixtures Matter: Data and Regulation of PFAS in US Drinking Water
Reported by rockinst.org. Why Mixtures Matter: Data and Regulation of PFAS in US Drinking Water Rockefeller Institute of Government
2026-10-14 · Read more →
Editorial: Lawmakers’ PFAS inaction leaves us in harm’s way
Reported by sentinelandenterprise.com. Editorial: Lawmakers’ PFAS inaction leaves us in harm’s way Sentinel and Enterprise
2026-08-07 · Read more →
| BROCKTON WATER DEPARTMENT MA4044000 | BROCKTON | 105,788 | — | — | No result above limit |
| INIMA USA / AQUARIA LLC MA4076004 | NORTH DIGHTON | 105,643 | — | — | No result above limit |
| LYNN WATER AND SEWER COMM MA3163000 | LYNN | 101,253 | 4.7 | — | Exceeds |
| CITY OF NEW BEDFORD DPI MA4201000 | NEW BEDFORD | 101,079 | — | — | No result above limit |
| FALMOUTH WATER DEPT MA4096000 | FALMOUTH | 97,551 | — | — | No result above limit |
| FALL RIVER WATER DEPARTMENT MA4095000 | FALL RIVER | 94,000 | — | — | No result above limit |
| SALEM AND BEVERLY WATER SUPPLY BOARD MA3030001 | BEVERLY | 90,330 | — | — | No result above limit |
| LAWRENCE WATER WORKS MA3149000 | LAWRENCE | 89,143 | — | — | No result above limit |
| NEWTON WATER DEPT. (MWRA) MA3207000 | NEWTON | 88,931 | — | — | No result above limit |
| SOMERVILLE WATER DEPT. (MWRA) MA3274000 | SOMERVILLE | 81,045 | — | — | No result above limit |
| FRAMINGHAM WATER DEPT. (MWRA) MA3100000 | FRAMINGHAM | 72,362 | — | — | No result above limit |
| MALDEN WATER DIVISION (MWRA) MA3165000 | MALDEN | 66,263 | — | — | No result above limit |
| WALTHAM WATER DEPARTMENT MA3308000 | WALTHAM | 65,218 | — | — | No result above limit |
| DENNIS WATER DISTRICT MA4075000 | SOUTH DENNIS | 65,000 | — | — | No result above limit |
| BROOKLINE WATER AND SEWER DIVISION MA3046000 | BROOKLINE | 63,191 | — | — | No result above limit |
| REVERE WATER DIVISION (MWRA) MA3248000 | REVERE | 62,186 | — | — | No result above limit |
| TAUNTON WATER DIVISION MA4293000 | TAUNTON | 62,165 | — | — | No result above limit |
| MEDFORD WATER DEPT. (MWRA) MA3176000 | MEDFORD | 61,700 | — | — | No result above limit |
| HAVERHILL WATER DEPT MA3128000 | HAVERHILL | 61,277 | — | — | No result above limit |
| WEYMOUTH WATER DEPARTMENT MA4336000 | WEYMOUTH | 57,871 | — | — | No result above limit |
| UPPER CAPE REGIONAL WATER COOPERATIVE MA4261024 | SANDWICH | 56,250 | — | — | No result above limit |
| CHICOPEE WATER DEPT (MWRA) MA1061000 | CHICOPEE | 55,560 | — | — | No result above limit |
| PEABODY WATER DEPT. MA3229000 | WEST PEABODY | 54,481 | 7 | — | Exceeds |
| METHUEN WATER DEPT MA3181000 | METHUEN | 53,059 | 4 | — | At risk |
| CENTERVILLE OSTERVILLE MARSTONS MILLS WD MA4020002 | OSTERVILLE | 50,000 | 4.9 | — | Exceeds |
| EVERETT WATER DEPT. (MWRA) MA3093000 | EVERETT | 49,075 | — | — | No result above limit |
| BEVERLY WATER DEPT MA3030000 | BEVERLY | 47,461 | — | — | No result above limit |
| PLYMOUTH WATER DEPARTMENT MA4239000 | PLYMOUTH | 47,100 | — | — | No result above limit |
| RANDOLPH/HOLBROOK JOINT WATER BOARD MA4244001 | HOLBROOK | 46,519 | — | — | No result above limit |
| ATTLEBORO WATER DEPT MA4016000 | ATTLEBORO | 46,461 | 6.6 | 12 | Exceeds |
| ARLINGTON WATER DEPT. (MWRA) MA3010000 | ARLINGTON | 46,308 | — | — | No result above limit |
| WEIR RIVER WATER SYSTEM MA4131000 | HINGHAM | 45,339 | 6.4 | — | Exceeds |
| SALEM WATER DEPARTMENT MA3258000 | SALEM | 44,480 | — | — | No result above limit |
| PITTSFIELD DPU WATER DEPT MA1236000 | PITTSFIELD | 43,927 | — | — | No result above limit |
| BILLERICA WATER WORKS MA3031000 | BILLERICA | 42,119 | 5.5 | — | Exceeds |
| FITCHBURG DPW DIVISION OF WATER SUPPLY MA2097000 | FITCHBURG | 41,946 | 4.9 | — | Exceeds |
| MARLBOROUGH DPW WATER DIV. (MWRA) MA2170000 | MARLBOROUGH | 41,799 | — | — | No result above limit |
| LEOMINSTER WATER DIVISION MA2153000 | LEOMINSTER | 41,683 | 4.3 | — | Exceeds |
| DEDHAM WESTWOOD WATER DIST. MA3073000 | DEDHAM | 41,630 | 6.5 | 5.1 | Exceeds |
| WESTFIELD DPWWATER DIVISION MA1329000 | WESTFIELD | 41,094 | — | — | No result above limit |
| WOBURN WATER DEPT. MA3347000 | WOBURN | 40,876 | 8.4 | 6.9 | Exceeds |
| CHELSEA WATER DEPT. (MWRA) MA3057000 | CHELSEA | 40,787 | — | — | No result above limit |
| AMHERST DPW WATER DIVISION MA1008000 | AMHERST | 39,263 | — | — | No result above limit |
| HARWICH WATER DEPARTMENT MA4126000 | HARWICH | 39,144 | — | — | No result above limit |
| BRAINTREE WATER AND SEWER DEPT. MA4040000 | BRAINTREE | 39,143 | 5.3 | 8.5 | Exceeds |
| YARMOUTH WATER DEPARTMENT MA4351000 | WEST YARMOUTH | 38,900 | — | — | No result above limit |
| SHREWSBURY WATER DEPARTMENT MA2271000 | SHREWSBURY | 38,325 | 5.4 | 5.6 | Exceeds |
| HOLYOKE WATER WORKS MA1137000 | HOLYOKE | 37,838 | — | — | No result above limit |
| GLOUCESTER PUBLIC UTILITY DIVISION MA3107000 | GLOUCESTER | 37,440 | — | — | No result above limit |
| NATICK WATER AND SEWER DIVISION MA3198000 | NATICK | 37,006 | 14.3 | 37.3 | Exceeds |
| MASHPEE WATER DISTRICT MA4172039 | MASHPEE | 36,922 | — | — | No result above limit |
| ANDOVER WATER DEPT MA3009000 | ANDOVER | 36,569 | — | — | No result above limit |
| WATERTOWN DEPARTMENT OF PUBLIC WORKS MA3314000 | WATERTOWN | 35,985 | — | — | No result above limit |
| RANDOLPH WATER DEPARTMENT MA4244000 | RANDOLPH | 35,114 | 7.3 | 13 | Exceeds |
| HYANNIS WATER SYSTEM, TOWN OF BARNSTABLE MA4020004 | HYANNIS | 35,000 | — | — | No result above limit |
| BREWSTER WATER DEPARTMENT MA4041000 | BREWSTER | 35,000 | — | — | No result above limit |
| LEXINGTON WATER DEPT. (MWRA) MA3155000 | LEXINGTON | 34,074 | — | — | No result above limit |
| MARSHFIELD WATER DEPARTMENT MA4171000 | MARSHFIELD | 34,000 | 7 | 4.6 | Exceeds |
| FRANKLIN WATER DEPARTMENT MA2101000 | FRANKLIN | 33,706 | 4.7 | 5.6 | Exceeds |
| ABINGTON/ROCKLAND JOINT WTR. WORKS MA4001000 | ROCKLAND | 33,387 | 12 | 7 | Exceeds |
| ATTLEBORO WATER DEPT MA2016000 | ATTLEBORO | 33,000 | — | — | No result above limit |
| NEEDHAM WATER DEPT MA3199000 | NEEDHAM | 31,664 | 4.6 | 5 | Exceeds |
| NORTH ATTLEBORO WATER DEPT MA4211000 | NORTH ATTLEBOROUGH | 31,410 | 9 | 8 | Exceeds |
| TEWKSBURY WATER DEPARTMENT MA3295000 | TEWKSBURY | 31,342 | 5 | — | Exceeds |
| NORTH ANDOVER WATER DEPT MA3210000 | NORTH ANDOVER | 30,915 | — | — | No result above limit |
| MILFORD WATER DEPARTMENT MA2185000 | MILFORD | 30,379 | 7.1 | 6.6 | Exceeds |
| CHATHAM WATER DEPARTMENT MA4055000 | CHATHAM | 30,000 | — | — | No result above limit |
| MELROSE WATER DIVISION (MWRA) MA3178000 | MELROSE | 29,938 | — | — | No result above limit |
| NORWOOD WATER DEPT. (MWRA) MA4220000 | NORWOOD | 29,909 | — | — | No result above limit |
| MATTAPOISETT RIVER VALLEY W.D. MA4173001 | MATTAPOISETT | 29,600 | — | — | No result above limit |
| NORTHAMPTON WATER DIVISION MA1214000 | NORTHAMPTON | 29,571 | — | — | No result above limit |
| WELLESLEY WATER DIVISION MA3317000 | WELLESLEY | 29,550 | 6.3 | 6.6 | Exceeds |
| STOUGHTON WATER DEPARTMENT MA4285000 | STOUGHTON | 29,281 | 7.7 | 7.1 | Exceeds |
| WEST SPRINGFIELD DPW WATER DIVISION MA1325000 | WEST SPRINGFIELD | 28,835 | — | — | No result above limit |
| CHELMSFORD WATER DISTRICT MA3056000 | CHELMSFORD | 28,750 | 8.9 | 7.2 | Exceeds |
| AGAWAM WATER DEPARTMENT MA1005000 | AGAWAM | 28,692 | — | — | No result above limit |
| BRIDGEWATER WATER DEPARTMENT MA4042000 | BRIDGEWATER | 28,633 | 9 | 7 | Exceeds |
| MILTON WATER DEPT. (MWRA) MA3189000 | MILTON | 28,630 | — | — | No result above limit |
| DANVERS WATER DEPT. MA3071000 | MIDDLETON | 28,087 | — | 5.2 | Exceeds |
| SAUGUS WATER DEPT. (MWRA) MA3262000 | SAUGUS | 27,844 | — | — | No result above limit |
| WANNACOMET WATER COMPANY MA4197000 | NANTUCKET | 27,703 | — | — | No result above limit |
| BELMONT WATER DEPT. (MWRA) MA3026000 | BELMONT | 27,442 | — | — | No result above limit |
| WAKEFIELD WATER DEPT MA3305000 | WAKEFIELD | 27,090 | 6.9 | — | Exceeds |
| AMHERST WATER DIVISION MA4008000 | AMHERST | 26,331 | — | — | No result above limit |
| READING WATER DEPARTMENT (MWRA) MA3246000 | READING | 26,262 | — | — | No result above limit |
| BURLINGTON WATER DEPT MA3048000 | BURLINGTON | 25,864 | — | — | No result above limit |
| DRACUT WATER SUPPLY DISTRICT MA3079000 | COLLINSVILLE | 25,808 | 6.1 | — | Exceeds |
| HIGH WOOD WATER COMPANY MA4172000 | MASHPEE | 25,800 | — | — | No result above limit |
| EASTON WATER DIV MA4088000 | SOUTH EASTON | 25,058 | 9.9 | 16.3 | Exceeds |
| DARTMOUTH WATER DIVISION MA4072000 | DARTMOUTH | 24,696 | 4.2 | 50.6 | Exceeds |
| WALPOLE WATER DEPT MA4307000 | WALPOLE | 24,070 | 4 | 4 | At risk |
| OAK BLUFFS WATER DISTRICT MA4221000 | OAK BLUFFS | 24,000 | — | — | No result above limit |
| STONEHAM WATER DEPT (MWRA SUPPLY) MA3284000 | STONEHAM | 23,244 | — | — | No result above limit |
| SANDWICH WATER DISTRICT MA4261000 | SANDWICH | 23,000 | — | — | No result above limit |
| WINCHESTER WATER DEPT MA3344000 | WINCHESTER | 22,970 | — | — | No result above limit |
| CANTON WATER DEPT MA4050000 | CANTON | 22,766 | 5 | — | Exceeds |
| BOURNE WATER DISTRICT MA4036000 | POCASSET | 22,500 | — | 4.8 | Exceeds |
| PROVINCETOWN WATER DEPARTMENT MA4242000 | PROVINCETOWN | 22,250 | — | — | No result above limit |
| MANSFIELD WATER DIVISION MA4167000 | MANSFIELD | 21,797 | 4.3 | 6.2 | Exceeds |
| WILMINGTON WATER DEPT MA3342000 | WILMINGTON | 21,654 | — | — | No result above limit |
| WESTBOROUGH WATER DEPARTMENT MA2328000 | WESTBOROUGH | 21,567 | 5.8 | 7.5 | Exceeds |
| GARDNER WATER DEPARTMENT MA2103000 | GARDNER | 21,381 | — | — | No result above limit |
| ACTON WATER SUPPLY DISTRICT MA2002000 | ACTON | 21,285 | 13.4 | 4.9 | Exceeds |
| MARBLEHEAD WATER DEPT. (MWRA) MA3168000 | MARBLEHEAD | 20,441 | — | — | No result above limit |
| NEWBURYPORT WATER DEPARTMENT MA3206000 | NEWBURYPORT | 20,335 | — | 4.6 | Exceeds |
| WAREHAM FIRE DISTRICT MA4310000 | PARKWOOD BEACH | 20,102 | — | — | No result above limit |
| HUDSON WATER SUPPLY MA2141000 | HUDSON | 20,032 | — | — | No result above limit |
| SOUTHBRIDGE WATER DEPARTMENT MA2278000 | SOUTHBRIDGE | 19,562 | — | — | No result above limit |
| WINTHROP WATER DIVISION, (MWRA) MA3346000 | WINTHROP | 19,316 | — | — | No result above limit |
| SCITUATE WATER DIVISION MA4264000 | SCITUATE | 19,297 | 5.6 | 5.7 | Exceeds |
| NORTON WATER DEPARTMENT MA4218000 | NORTON | 19,161 | 8.8 | 4 | Exceeds |
| WESTFORD WATER DEPARTMENT MA3330000 | WESTFORD | 18,848 | 8.6 | 4.4 | Exceeds |
| ASHLAND WATER AND SEWER DEPT. MA3014000 | ASHLAND | 18,832 | — | — | No result above limit |
| CONCORD WATER DEPT MA3067000 | CONCORD | 18,788 | 6 | — | Exceeds |
| FOXBORO WATER DEPARTMENT MA4099000 | FOXBOROUGH | 18,721 | 6.3 | 6.7 | Exceeds |
| NORTH ATTLEBORO WATER DEPT MA4111000 | NORTH ATTLEBORO | 18,500 | — | — | No result above limit |
| SUDBURY WATER DISTRICT MA3288000 | SUDBURY | 18,416 | 9 | — | Exceeds |
| SOMERSET WATER DEPARTMENT MA4273000 | SOMERSET | 18,303 | — | — | No result above limit |
| PEMBROKE WATER DIVISION DPW MA4231000 | PEMBROKE | 18,175 | — | — | No result above limit |
| HOLDEN WATER DIVISION, DPW MA2134000 | HOLDEN | 18,016 | 4.9 | — | Exceeds |
| WEBSTER WATER DEPARTMENT MA2316000 | WEBSTER | 17,776 | 4.4 | — | Exceeds |
| GREENFIELD WATER DEPARTMENT MA1114000 | GREENFIELD | 17,768 | — | — | No result above limit |
| ROCKLAND WATER DEPT MA4251000 | ROCKLAND | 17,500 | — | — | No result above limit |
| ORLEANS WATER DEPARTMENT MA4224000 | ORLEANS | 17,460 | — | — | No result above limit |
| SWANSEA WATER DISTRICT MA4292000 | SWANSEA | 17,375 | 5.1 | — | Exceeds |
| AMESBURY DPW WATER DIV. MA3007000 | AMESBURY | 17,366 | — | — | No result above limit |
| SHARON WATER DEPT MA4266000 | SHARON | 16,846 | 8.1 | 15 | Exceeds |
| BELLINGHAM DPW WATER SEWER DIVISION MA2025000 | BELLINGHAM | 16,556 | 4.3 | 5 | Exceeds |
| DUXBURY WATER DEPARTMENT MA4082000 | DUXBURY | 16,387 | 7.5 | 35 | Exceeds |
| NORTH READING WATER DEPT. MA3213000 | NORTH READING | 16,379 | — | — | No result above limit |
| EAST LONGMEADOW DPW WATER DEPT MA1085000 | EAST LONGMEADOW | 16,358 | — | — | No result above limit |
| EASTHAMPTON WATER DEPT MA1087000 | EASTHAMPTON | 16,211 | — | — | No result above limit |
| LONGMEADOW WATER DEPT MA1159000 | LONGMEADOW | 15,853 | — | — | No result above limit |
| CLINTON WATER DEPT MA2064000 | CLINTON | 15,428 | — | — | No result above limit |
| MIDDLEBOROUGH WATER SUPPLY MA4182000 | MIDDLEBOROUGH | 15,350 | 11 | 5 | Exceeds |
| SWAMPSCOTT WATER DEPT. (MWRA) MA3291000 | SWAMPSCOTT | 15,300 | — | — | No result above limit |
| FAIRHAVEN WATER DEPT MA4094000 | FAIRHAVEN | 15,155 | — | — | No result above limit |
| HOLLISTON WATER DEPARTMENT MA2136000 | HOLLISTON | 15,139 | 5.3 | 6.5 | Exceeds |
| HANOVER WATER DEPT MA4122000 | HANOVER | 14,984 | 8.9 | 11.4 | Exceeds |
| BEDFORD WATER DEPT. MA3023000 | BEDFORD | 14,955 | — | — | No result above limit |
| WHITMAN WATER SYSTEM MA4338000 | WHITMAN | 14,947 | — | — | No result above limit |
| SOUTH HADLEY FD #1 (MWRA) MA1275000 | SOUTH HADLEY | 14,800 | — | — | No result above limit |
| KINGSTON WATER DEPARTMENT MA4145000 | KINGSTON | 14,715 | — | — | No result above limit |
| EAST BRIDGEWATER WATER DEPT MA4083000 | EAST BRIDGEWATER | 14,526 | 5.1 | — | Exceeds |
| MEDWAY WATER DEPARTMENT MA2177000 | MEDWAY | 14,176 | 7.2 | — | Exceeds |
| WAYLAND WATER DEPARTMENT MA3315000 | WAYLAND | 14,096 | 9 | 4 | Exceeds |
| SEEKONK WATER DISTRICT MA4265000 | SEEKONK | 13,801 | — | 5 | Exceeds |
| NORTHBOROUGH WATER DEPARTMENT (MWRA) MA2215000 | NORTHBOROUGH | 13,551 | — | — | No result above limit |
| HOLLISTON WATER DEPT MA3136000 | HOLLISTON | 13,200 | — | — | No result above limit |
| IPSWICH DPU WATER DEPT MA3144000 | IPSWICH | 13,138 | 7.3 | — | Exceeds |
| NORTH ADAMS WATER DEPT MA1209000 | NORTH ADAMS | 13,000 | 5.9 | — | Exceeds |
| MEDFIELD WATER DEPT. MA2175000 | MEDFIELD | 12,713 | 7 | 6.7 | Exceeds |
| HOPKINTON WATER DEPARTMENT MA2139000 | HOPKINTON | 12,680 | 7.2 | — | Exceeds |
| AUBURN WATER DISTRICT MA2017000 | AUBURN | 12,255 | 5.7 | 4.7 | Exceeds |
| WRENTHAM WATER DIVISION MA4350000 | WRENTHAM | 12,190 | 5.7 | 4.4 | Exceeds |
| HANSCOM AFB MA3023002 | HANSCOM AFB | 11,789 | — | — | No result above limit |
| UXBRIDGE DPW, WATER DIVISION MA2304000 | UXBRIDGE | 11,612 | — | 6.7 | Exceeds |
| SOUTH HADLEY FIRE DISTRICT #1 MA1117000 | SO HADLEY | 11,500 | — | — | No result above limit |
| NORWELL WATER DEPARTMENT MA4219000 | NORWELL | 11,495 | 9.9 | 18.4 | Exceeds |
| HOLBROOK PUBLIC WORKS DEPT MA4133000 | HOLBROOK | 11,405 | 7 | 11.9 | Exceeds |
| ASH/WIN JOINT WATER AUTHORITY MA2011004 | ASHBURNHAM | 11,394 | — | — | No result above limit |
| WESTON WATER DEPT. MA3333000 | WESTON | 11,391 | — | — | No result above limit |
| AQUARION WATER COMPANY, MILLBURY MA2186000 | MILLBURY | 11,368 | 15.8 | 6.2 | Exceeds |
| RAYNHAM CENTER WATER DISTRICT MA4245000 | RAYNHAM | 10,964 | 92 | — | Exceeds |
| GRAFTON WATER DISTRICT MA2110000 | GRAFTON | 10,925 | 6.9 | 6.9 | Exceeds |
| SOUTHBOROUGH DPW WATER DIVISION (MWRA) MA2277000 | SOUTHBOROUGH | 10,638 | — | — | No result above limit |
| MAYNARD DPW, WATER DIVISION MA2174000 | MAYNARD | 10,616 | 7.1 | 4.2 | Exceeds |
| ATHOL DPW WATER DIVISION MA1015000 | ATHOL | 10,587 | — | — | No result above limit |
| HULL WATER DEPT. MA3142000 | HULL | 10,572 | — | — | No result above limit |
| WARE WATER DEPT MA1309000 | WARE | 10,066 | 4.9 | 7.1 | Exceeds |
| ROCKPORT WATER DEPT MA3252000 | ROCKPORT | 10,000 | — | — | No result above limit |
| LENOX DPW WATER DIVISION MA1152000 | LENOX | 9,800 | — | — | No result above limit |
| KENWOOD WATER DISTRICT MA3079001 | DRACUT | 9,620 | 6.3 | — | Exceeds |
| HANSON WATER DEPARTMENT MA4123000 | HANSON | 9,612 | 5.6 | 4 | Exceeds |
| AQUARION WATER COMPANY, PINEHILLS MA4239055 | MILLBURY | 9,478 | — | — | No result above limit |
| BLACKSTONE WATER DEPARTMENT MA2032000 | BLACKSTONE | 9,463 | 5.7 | — | Exceeds |
| SALISBURY WATER DIVISION MA3259000 | SALISBURY | 9,334 | 6 | — | Exceeds |
| LITTLETON WATER DEPARTMENT MA2158000 | LITTLETON | 9,307 | — | — | No result above limit |
| PEPPERELL DPW WATER DIVISION MA2232000 | PEPPERELL | 9,217 | 11.4 | 10 | Exceeds |
| MILLIS WATER DEPT MA2187000 | MILLIS | 9,055 | 6.9 | 7.3 | Exceeds |
| PLAINVILLE WATER DEPARTMENT MA4238000 | PLAINVILLE | 8,805 | 4.3 | 5.9 | Exceeds |
| GEORGETOWN WATER DEPARTMENT MA3105000 | GEORGETOWN | 8,766 | — | — | No result above limit |
| STURBRIDGE WATER DEPT MA2287001 | FISKDALE | 8,750 | — | — | No result above limit |
| WILBRAHAM WATER DEPT (MWRA) MA1339000 | WILBRAHAM | 8,533 | — | — | No result above limit |
| LYNNFIELD CENTER WATER DISTRICT MA3164000 | LYNNFIELD | 8,525 | 6.1 | — | Exceeds |
| AYER DPW WATER DIVISION MA2019000 | AYER | 8,479 | — | — | No result above limit |
| ACUSHNET WATER DEPARTMENT MA4003000 | ACUSHNET | 8,430 | — | — | No result above limit |
| NORTHBRIDGE WATER DIVISION MA2216006 | NORTHBRIDGE | 8,127 | — | — | No result above limit |
| TURNERS FALLS WATER DEPT MA1192000 | TURNERS FALLS | 8,080 | — | — | No result above limit |
| BROWN UNIVERSITY HEALTH-RI HOSPITAL RI2980469 | NEWTON | 8,040 | — | — | No result above limit |
| EDGARTOWN WATER DEPARTMENT MA4089000 | EDGARTOWN | 8,027 | — | — | No result above limit |
| ADAMS FIRE DISTRICT MA1004000 | ADAMS | 7,945 | — | — | No result above limit |
| WHITINSVILLE WATER COMPANY MA2216000 | WHITINSVILLE | 7,899 | — | — | No result above limit |
| WEST BRIDGEWATER WATER DEPT MA4322000 | WEST BRIDGEWATER | 7,709 | 5.5 | — | Exceeds |
| BUZZARDS BAY WATER DISTRICT MA4036001 | BOURNE | 7,700 | — | — | No result above limit |
| MATTAPOISETT WATER DEPARTMENT MA4173000 | MATTAPOISETT | 7,685 | — | — | No result above limit |
| HAMILTON WATER DEPT MA3119000 | HAMILTON | 7,674 | 11.1 | 11.2 | Exceeds |
| SOUTHWICK WATER DEPT MA1279000 | SOUTHWICK | 7,669 | — | — | No result above limit |
| NORTH CHELMSFORD WATER DIST MA3056002 | NORTH CHELMSFORD | 7,660 | — | — | No result above limit |
| SOUTH HADLEY FIRE DISTRICT #2 MA1117001 | SO HADLEY | 7,650 | — | — | No result above limit |
| NORFOLK WATER DIVISION MA2208000 | NORFOLK | 7,602 | 7 | 4.5 | Exceeds |
| HALIFAX WATER DEPARTMENT MA4118000 | HALIFAX | 7,575 | 7.7 | 4.8 | Exceeds |
| COHASSET WATER DEPT MA4065000 | COHASSET | 7,555 | 6.7 | 4.5 | Exceeds |
| AQUARION WATER COMPANY OXFORD MA2226000 | MILLBURY | 7,384 | — | — | No result above limit |
| WILLIAMSTOWN WATER DEPT MA1341000 | WILLIAMSTOWN | 7,326 | — | — | No result above limit |
| MIDDLETON WATER DEPT. MA3184000 | MIDDLETON | 7,291 | 4.5 | — | Exceeds |
| LUNENBURG WATER DISTRICT MA2162000 | LUNENBURG | 7,219 | 5.1 | — | Exceeds |
| SPENCER WATER DEPARTMENT MA2280000 | SPENCER | 7,037 | — | — | No result above limit |
| MERRIMAC WATER DEPARTMENT MA3180000 | MERRIMAC | 6,988 | 6.9 | — | Exceeds |
| WEST BOYLSTON WATER DISTRICT MA2321000 | WEST BOYLSTON | 6,919 | 5.4 | — | Exceeds |
| TOWNSEND WATER DEPARTMENT MA2299000 | TOWNSEND | 6,832 | 6.5 | — | Exceeds |
| STERLING WATER DEPARTMENT MA2282000 | STERLING | 6,715 | — | 5.2 | Exceeds |
| ORANGE WATER DEPT MA1223000 | ORANGE | 6,526 | — | — | No result above limit |
| GROVELAND WATER DEPARTMENT MA3116000 | GROVELAND | 6,508 | 6.3 | — | Exceeds |
| DEVENS MASSDEVELOPMENT MA2019001 | DEVENS | 6,500 | — | — | No result above limit |
| DALTON FIRE DISTRICT MA1070000 | DALTON | 6,330 | — | — | No result above limit |
| SOUTH HADLEY FIRE DISTRICT #2 WATER DEPT MA1275001 | SOUTH HADLEY | 6,200 | — | — | No result above limit |
| TOWN OF EASTHAM MA4086095 | EASTHAM | 6,199 | — | — | No result above limit |
| ROWLEY WATER DEPARTMENT MA3254000 | ROWLEY | 6,161 | 7.7 | 5.7 | Exceeds |
| TEMPLETON MUNIC. LIGHT AND WATER PLANT MA2294000 | BALDWINVILLE | 6,159 | 5.2 | — | Exceeds |
| MARION WATER DIVISION MA4169000 | MARION | 6,119 | — | — | No result above limit |
| TISBURY WATER WORKS MA4296000 | TISBURY | 6,082 | — | — | No result above limit |
| RUTLAND WATER DEPARTMENT MA2257000 | RUTLAND | 6,025 | — | — | No result above limit |
| HOPEDALE WATER DEPARTMENT MA2138000 | HOPEDALE | 6,017 | 6.8 | 4.3 | Exceeds |
| LANCASTER WATER DEPARTMENT MA2147000 | LANCASTER | 6,000 | — | — | No result above limit |
| OTIS AIR NATIONAL GUARD BASE MA4096001 | BUZZARDS BAY | 6,000 | — | — | No result above limit |
| WINCHENDON WATER DEPARTMENT MA2343000 | WINCHENDON | 5,706 | — | — | No result above limit |
| LEE WATER DEPT MA1150000 | LEE | 5,686 | — | — | No result above limit |
| LINCOLN WATER DEPT MA3157000 | LINCOLN | 5,593 | 6.4 | 5.4 | Exceeds |
| DUDLEY WATER DEPARTMENT MA2080000 | DUDLEY | 5,515 | — | — | No result above limit |
| GROTON WATER DEPARTMENT MA2115000 | GROTON | 5,456 | — | — | No result above limit |
| TOPSFIELD WATER DEPARTMENT MA3298000 | TOPSFIELD | 5,435 | 9 | 5.4 | Exceeds |
| BARNSTABLE FIRE DISTRICT MA4020000 | BARNSTABLE | 5,400 | 4.4 | 7.1 | Exceeds |
| ONSET FIRE DISTRICTWATER DEPT. MA4310003 | ONSET | 5,392 | — | 7.1 | Exceeds |
| DIGHTON WATER DISTRICT MA4076000 | NORTH DIGHTON | 5,280 | 5.5 | 4.1 | Exceeds |
| MANCHESTER BY THE SEA DPW MA3166000 | MANCHESTER BY THE SEA | 5,201 | 12 | 4.8 | Exceeds |
| COTUIT FIRE DISTRICT WATER DEPARTMENT MA4020003 | COTUIT | 4,938 | — | — | No result above limit |
| SOUTHAMPTON WATER DEPT MA1276000 | SOUTHAMPTON | 4,853 | — | — | No result above limit |
| LYNNFIELD WATER DIST. (MWRA) MA3164001 | LYNNFIELD | 4,820 | — | — | No result above limit |
| HADLEY DPW WATER DIVISION MA1117002 | HADLEY | 4,819 | — | — | No result above limit |
| PALMER WATER DISTRICT NO.1 MA1227000 | PALMER | 4,789 | — | — | No result above limit |
| TOWN OF AVON MA4018000 | AVON | 4,777 | 5.1 | 6 | Exceeds |
| STURBRIDGE WATER DEPARTMENT MA2287000 | STURBRIDGE | 4,746 | — | — | No result above limit |
| WEST NEWBURY WATER DEPARTMENT MA3324000 | WEST NEWBURY | 4,704 | — | — | No result above limit |
| NORTH SAGAMORE WATER DISTRICT MA4036002 | SAGAMORE BEACH | 4,668 | — | — | No result above limit |
| UPTON DPW WATER/WASTEWATER DIVISION MA2303000 | UPTON | 4,420 | — | — | No result above limit |
| TYNGSBOROUGH WATER DISTRICT MA3301000 | TYNGSBOROUGH | 4,416 | 4.6 | — | Exceeds |
| DOUGLAS WATER DEPARTMENT MA2077000 | DOUGLAS | 4,400 | 4 | — | At risk |
| GREAT BARRINGTON FIRE DIST MA1113000 | GREAT BARRINGTON | 4,380 | — | — | No result above limit |
| PAXTON WATER DEPARTMENT MA2228000 | PAXTON | 4,300 | — | — | No result above limit |
| MONSON WATER AND SEWER DEPT MA1191000 | MONSON | 4,222 | — | — | No result above limit |
| SHIRLEY WATER DISTRICT MA2270000 | SHIRLEY | 4,165 | 6.9 | — | Exceeds |
| MIDDLETON WATER DEPT. MA3183000 | MIDDLETON | 4,030 | — | — | No result above limit |
| WENHAM WATER DEPT. MA3320000 | WENHAM | 3,942 | 7.2 | 6.4 | Exceeds |
| NORTH RAYNHAM WATER DISTRICT MA4245002 | RAYNHAM | 3,902 | — | — | No result above limit |
| WESTMINSTER DEPARTMENT OF PUBLIC WORKS MA2332000 | WESTMINSTER | 3,889 | — | — | No result above limit |
| NORTH BROOKFIELD WATER DEPARTMENT MA2212000 | NORTH BROOKFIELD | 3,863 | — | — | No result above limit |
| SOUTH DEERFIELD WATER SUPPLY DISTRICT MA1074001 | SOUTH DEERFIELD | 3,800 | — | — | No result above limit |
| CHERRY VALLEY/ ROCHDALE WATER DISTRICT MA2151001 | ROCHDALE | 3,696 | — | — | No result above limit |
| ASHBURNHAM WATER DEPARTMENT MA2011000 | ASHBURNHAM | 3,680 | — | — | No result above limit |
| ESSEX WATER DEPT. MA3092000 | ESSEX | 3,675 | — | — | No result above limit |
| FRANKLIN SPRINGS WATER PA9996267 | FRANKLIN | 3,500 | — | — | No result above limit |
| MCI SHIRLEY MA2270001 | MILFORD | 3,500 | — | — | No result above limit |
| MISCOE SPRINGS, INC. PA9996284 | MENDON | 3,500 | — | — | No result above limit |
| BOYLSTON WATER DISTRICT MA2039000 | BOYLSTON | 3,343 | 6 | — | Exceeds |
| NAHANT WATER DEPT. (MWRA) MA3196000 | NAHANT | 3,334 | — | — | No result above limit |
| SOUTH GRAFTON WATER DISTRICT MA2110001 | SOUTH GRAFTON | 3,262 | — | — | No result above limit |
| THREE RIVERS FIRE DISTRICT MA1227003 | THREE RIVERS | 3,258 | — | — | No result above limit |
| BELCHERTOWN WATER DISTRICT MA1024000 | BELCHERTOWN | 3,253 | — | — | No result above limit |
| WEST BROOKFIELD WATER DEPARTMENT MA2323000 | WEST BROOKFIELD | 3,217 | — | — | No result above limit |
| LEICESTER WATER SUPPLY DISTRICT MA2151000 | LEICESTER | 3,200 | — | — | No result above limit |
| SUNDERLAND WATER DISTRICT MA1289000 | SUNDERLAND | 3,190 | — | — | No result above limit |
| HATFIELD WATER DEPT MA1127000 | HATFIELD | 3,164 | — | — | No result above limit |
| SIASCONSET WATER DEPARTMENT MA4197001 | NANTUCKET | 3,000 | — | — | No result above limit |
| WELLESLEY COLLEGE MA3317001 | WELLESLEY | 3,000 | — | — | No result above limit |
| MILLERS FALLS WATER DISTRICT MA1192002 | TURNERS FALLS | 2,855 | — | — | No result above limit |
| MCI BRIDGEWATER MA4042001 | MILFORD | 2,802 | — | — | No result above limit |
| EAST CHELMSFORD WATER DISTRICT MA3056001 | CHELMSFORD | 2,800 | — | — | No result above limit |
| STOCKBRIDGE WATER DEPT MA1283003 | STOCKBRIDGE | 2,800 | — | — | No result above limit |
| WILKINSONVILLE WATER DISTRICT MA2290014 | SUTTON | 2,773 | — | — | No result above limit |
| BARRE WATER DEPARTMENT MA2021000 | BARRE | 2,610 | — | — | No result above limit |
| TEWKSBURY HOSPITAL MA3295001 | TEWKSBURY | 2,500 | — | — | No result above limit |
| OLD TOWN WATER DISTRICT MA3205000 | NEWBURY | 2,400 | — | — | No result above limit |
| AGAWAM SPRINGS WATER COMPANY MA4239060 | WAREHAM | 2,380 | — | — | No result above limit |
| LANESBOROUGH FIRE AND WATER DISTRICT MA1148000 | LANESBOROUGH | 2,342 | — | — | No result above limit |
| SOUTHFIELD REDEVELOPEMENT AUTHORITY MA4336007 | WEYMOUTH | 2,300 | — | — | No result above limit |
| WARREN WATER DISTRICT MA1311000 | WARREN | 2,289 | — | — | No result above limit |
| ELM HILL WATER DISTRICT MA2017001 | AUBURN | 2,278 | — | — | No result above limit |
| AQUARION WATER COMPANY PONDS OF PLYMOUTH MA4239045 | MILLBURY | 2,267 | — | — | No result above limit |
| BYFIELD WATER DISTRICT MA3205001 | BYFIELD | 2,228 | — | — | No result above limit |
| MCI NORFOLK/CEDAR JUNCTION/WALPOLE MA2208001 | MILFORD | 2,200 | — | — | No result above limit |
| HUNTINGTON WATER DEPT MA1143000 | HUNTINGTON | 2,180 | — | — | No result above limit |
| AQUARION WATER COMPANY (DOVER) MA3078006 | MILLBURY | 1,929 | — | — | No result above limit |
| MONSON STATE HOSPITAL MA1227004 | PALMER | 1,810 | — | — | No result above limit |
| SHELBURNE FALLS FIRE DISTRICT MA1268000 | SHELBURNE FALLS | 1,806 | — | — | No result above limit |
| WITCHES BROOK WATER COMPANY MA2299001 | TOWNSEND | 1,656 | — | — | No result above limit |
| FREETOWN WATER COMMISSION MA4102035 | ASSONET | 1,600 | — | — | No result above limit |
| WILLIAMSBURG WATER DEPT MA1340000 | HAYDENVILLE | 1,575 | — | — | No result above limit |
| EAST BROOKFIELD WATER DEPARTMENT MA2084000 | EAST BROOKFIELD | 1,526 | — | — | No result above limit |
| HILLCREST WATER DISTRICT MA2151002 | LEICESTER | 1,500 | — | — | No result above limit |
| BERNARDSTON FIRE WATER DIST MA1029000 | BERNARDSTON | 1,471 | — | — | No result above limit |
| THORNDIKE FIRE AND WATER DISTRICT MA1227001 | THORNDIKE | 1,435 | — | — | No result above limit |
| BONDSVILLE FIRE AND WATER DISTRICT MA1227002 | BONDSVILLE | 1,429 | — | — | No result above limit |
| HARVARD WATER DEPARTMENT MA2125000 | HARVARD | 1,422 | — | — | No result above limit |
| CHESHIRE WATER DEPT MA1058000 | CHESHIRE | 1,407 | — | — | No result above limit |
| MORNINGDALE WATER DISTRICT MA2039001 | BOYLSTON | 1,400 | — | — | No result above limit |
| HOUSATONIC WATER WORKS MA1113003 | GREAT BARRINGTON | 1,391 | — | — | No result above limit |
| RIVERBRIDGE MA2028020 | BREWSTER | 1,330 | — | — | No result above limit |
| DEERFIELD FIRE DISTRICT MA1074000 | DEERFIELD | 1,300 | — | — | No result above limit |
| NORTH DIGHTON FIRE DISTRICT MA4076002 | NORTH DIGHTON | 1,300 | — | — | No result above limit |
| RUSSELL WATER DEPT MA1256000 | RUSSELL | 1,228 | — | — | No result above limit |
| SOUTH SAGAMORE WATER DISTRICT MA4036003 | POCASSET | 1,200 | — | — | No result above limit |
| LOWELL GENERAL HOSPITAL / INACT. MA3160001 | LOWELL | 1,200 | — | — | No result above limit |
| GILBERTVILLE WATER DISTRICT MA1124001 | GILBERTVILLE | 1,089 | — | — | No result above limit |
| BROOKFIELD WATER DEPARTMENT MA2045000 | BROOKFIELD | 1,008 | — | — | No result above limit |
| MCI CEDAR JUNCTION WALPOLE MA4307001 | WALPOLE | 1,000 | — | — | No result above limit |
| JIMINY PEAK RESORT MA1121004 | HANCOCK | 1,000 | — | — | No result above limit |
| US ARMY SOLDIER SYSTEMS COMMAND MA3198003 | NATICK | 1,000 | — | — | No result above limit |
| HINSDALE WATER DEPT MA1132000 | HINSDALE | 1,000 | — | — | No result above limit |
| HUNTINGTON WATER DEPT MA1143001 | HUNTINGTON | 1,000 | — | — | No result above limit |
| EGREMONT WATER DEPT MA1090000 | SOUTH EGREMONT | 1,000 | — | — | No result above limit |
| TAUNTON STATE HOSPITAL MA4293001 | TAUNTON | 966 | — | — | No result above limit |
| WRENTHAM DEVELOPMENTAL CENTER MA4350001 | WRENTHAM | 937 | — | — | No result above limit |
| MT GREYLOCK REGIONAL SCHOOL MA1341010 | WILLIAMSTOWN | 930 | — | — | No result above limit |
| WEST WARREN WATER DISTRICT MA1311001 | WEST WARREN | 927 | — | — | No result above limit |
| WHATELY WATER DEPARTMENT MA1337010 | SOUTH DEERFIELD | 900 | — | — | No result above limit |
| MENEMSHA WATER COMPANY MA4062000 | CHILMARK | 841 | — | — | No result above limit |
| OVERLOOK LIFE CARE COMMUNITY MA2054003 | CHARLTON | 835 | — | — | No result above limit |
| NORTHFIELD WATER DISTRICT MA1217000 | NORTHFIELD | 800 | — | — | No result above limit |
| MEDFIELD STATE HOSPITAL MA2175001 | MEDFIELD | 762 | — | — | No result above limit |
| NORTHFIELD MT HERMON SCHOOL MA1106002 | MOUNT HERMON | 750 | — | — | No result above limit |
| SOUTH MEADOW VILLAGE MA4052001 | CARVER | 750 | — | — | No result above limit |
| CHESTER WATER DEPT MA1059000 | CHESTER | 750 | — | — | No result above limit |
| WELLFLEET MUNICIPAL WATER SYSTEM MA4318094 | WELLFLEET | 750 | — | — | No result above limit |
| EAST NORTHFIELD WATER CO MA1217001 | NORTHFIELD | 659 | — | — | No result above limit |
| BARRE WOOL CUMBING CO MA2021002 | BARRE | 650 | — | — | No result above limit |
| DANVERS STATE HOSPITAL MA3071002 | DANVERS | 650 | — | — | No result above limit |
| BARNSTABLE COUNTY JAIL MA4036015 | BOURNE | 600 | — | — | No result above limit |
| PINE VALLEY PLANTATION MA1024002 | BELCHERTOWN | 600 | — | — | No result above limit |
| WORTHINGTON FIRE DISTRICT MA1349000 | WORTHINGTON | 565 | — | — | No result above limit |
| ERVING WATER DEPT MA1091000 | ERVING | 561 | — | — | No result above limit |
| WEST STOCKBRIDGE WATER DEPT MA1326000 | WEST STOCKBRIDGE | 535 | — | — | No result above limit |
| APPLEWOOD COMMUNITY CORPORATION MA2037013 | BOXBOROUGH | 500 | — | — | No result above limit |
| LIBERTY MANOR INC MA1329009 | WESTFIELD | 500 | — | — | No result above limit |
| BARD COLLEGE AT SIMONS ROCK MA1113017 | GREAT BARRINGTON | 500 | — | — | No result above limit |
| OLD TOWN WATER DIST. MA3205003 | NEWBURY | 500 | — | — | No result above limit |
| COLDBROOK CAMPGROUND MA2021004 | BARRE | 500 | — | — | No result above limit |
| ASSABET WATER COMPANY MA2286001 | GRAFTON | 482 | — | — | No result above limit |
| WILLAUGHBY BEACH MA4055002 | CHATHAM | 480 | — | — | No result above limit |
| VILLAGE ARMS APTS./SPRING HILL COMMOMS MA2002012 | ACTON | 472 | — | — | No result above limit |
| MENDON WATER DEPARTMENT MA2179000 | MENDON | 470 | — | — | No result above limit |
| WOODLAND WATER DISTRICT MA2017002 | AUBURN | 465 | — | — | No result above limit |
| PADDOCK ESTATES MA2037036 | BOXBOROUGH | 463 | — | — | No result above limit |
| KRIPALU CENTER MA1283014 | STOCKBRIDGE | 450 | — | — | No result above limit |
| SAME AS ABOVE MA3067001 | CONCORD | 450 | — | — | No result above limit |
| MONTAGUE CENTER WATER DISTRICT MA1192003 | MONTAGUE | 450 | — | — | No result above limit |
| BLANDFORD WATER DEPT MA1033000 | BLANDFORD | 442 | — | — | No result above limit |
| LONE OAK EST. WATER CO TX0150069 | FRANKLIN | 440 | — | — | No result above limit |
| KINGS GRANT WATER CO INC MA4211001 | ATTLEBORO | 434 | — | — | No result above limit |
| BERKSHIRE SCHOOL MA1267001 | SHEFFIELD | 425 | — | — | No result above limit |
| CAMPION RESIDENCE AND RENEWAL CTR MA3333001 | WESTON | 425 | — | — | No result above limit |
| GOSNOLD WATER DEPT MA4109000 | GOSNOLD | 425 | — | — | No result above limit |
| CRANBERRY VILLAGE RESIDENTS ASSOCIATION MA4052026 | CARVER | 414 | — | — | No result above limit |
| TOWN OF CARVER MA4052067 | CARVER | 414 | — | — | No result above limit |
| NEW JUNCTION WATER CO MA1070001 | DALTON | 412 | — | — | No result above limit |
| HUTCHINSON WATER LLC MA1058001 | GRAFTON | 400 | — | — | No result above limit |
| MILLBURY IND. PARK/ PARK HILL VILLAGE MA2186001 | MILLBURY | 400 | — | — | No result above limit |
| ASHFIELD WATER DISTRICT MA1013000 | ASHFIELD | 400 | — | — | No result above limit |
| BROOK VILLAGE CONDOMINIUM MA2037007 | HOPKINTON | 400 | — | — | No result above limit |
| GREAT ROAD CONDOMINIUM MA2002006 | ACTON | 400 | — | — | No result above limit |
| CANALSIDE APTS MA4036005 | BOURNE | 392 | — | — | No result above limit |
| LINDEN PONDS MA4131005 | HINGHAM | 384 | — | — | No result above limit |
| CODMAN HILL CONDOMINIUM MA2037001 | SUDBURY | 360 | — | — | No result above limit |
| CLARK SHORES WATER CORPORATION MA4146006 | LAKEVILLE | 350 | — | — | No result above limit |
| HARVARD RIDGE CONDOMINIUM MA2037002 | BEDFORD | 350 | — | — | No result above limit |
| EAGLEBROOK SCHOOL MA1074005 | DEERFIELD | 350 | — | — | No result above limit |
| STURBRIDGE RETIREMENT COOP. CORP. MA2287020 | STURBRIDGE | 350 | — | — | No result above limit |
| PINETREE VILLAGE MA4052025 | CARVER | 348 | — | — | No result above limit |
| RIVERSIDE WATER DISTRICT MA1106000 | GILL | 341 | — | — | No result above limit |
| DUNSTABLE WATER DEPARTMENT MA2081000 | DUNSTABLE | 337 | — | — | No result above limit |
| TOWN OF WESTPORT MA4334090 | WESTPORT | 328 | — | — | No result above limit |
| CUMMINGTON WATER DEPT MA1069001 | CUMMINGTON | 320 | — | — | No result above limit |
| THE MACDUFFIE SCHOOL MA1111001 | GRANBY | 305 | — | — | No result above limit |
| EAGLE HILL SCHOOL MA1124003 | HARDWICK | 300 | — | — | No result above limit |
| WHEELWRIGHT WATER DISTRICT MA1124002 | WHEELWRIGHT | 300 | — | — | No result above limit |
| NORTH CARVER WATER DISTRICT MA4052072 | CARVER | 300 | — | — | No result above limit |
| THE RESERVE AT SPRING HILL MA4247061 | REHOBOTH | 300 | — | — | No result above limit |
| SUGARBUSH MEADOWS MA1289004 | SUNDERLAND | 300 | — | — | No result above limit |
| LAKE PLEASANT WATER DISTRICT MA1192001 | LAKE PLEASANT | 280 | — | — | No result above limit |
| SOUTH ROYALSTON IMPROVEMENT CORP MA1255000 | ROYALSTON | 275 | — | — | No result above limit |
| SAWYER HILL ECOVILLAGE MA2028017 | BERLIN | 272 | — | — | No result above limit |
| MASHPEE UNITED CHURCH VILLAGE MA4172021 | MASHPEE | 268 | — | — | No result above limit |
| RINGS ISLAND WATER DISTRICT MA3259001 | SALISBURY | 250 | — | — | No result above limit |
| YANKEE BOOK PEDDLER NH1196050 | IPSWICH | 240 | — | — | No result above limit |
| TWIN OAKS MHP MIDLAND TX1650057 | SAVOY | 234 | — | — | No result above limit |
| VINE BROOK ESTATES MA3330014 | WESTFORD | 233 | — | — | No result above limit |
| APARTMENTS SAWMIN RD MA2177001 | MEDWAY | 231 | — | — | No result above limit |
| WAGON WHEEL COMMUNITY, INC. MA2045004 | BROOKFIELD | 228 | — | — | No result above limit |
| ASSONET BAY SHORES MA4102001 | ASSONET | 225 | — | — | No result above limit |
| WHITE PINES CONDOMINIUMS MA1283015 | LENOX | 225 | — | — | No result above limit |
| PHEASANT RUN CONDOMINIUMS MA4172046 | MASHPEE | 225 | — | — | No result above limit |
| SEA OAKS CONDOMINIUMS MA4172033 | BARNSTABLE | 222 | — | — | No result above limit |
| JUNIPER HILL WATER COMPANY MA2286000 | STOW | 220 | — | — | No result above limit |
| WINDBROOK ACRES COOP CORP MA2017003 | AUBURN | 220 | — | — | No result above limit |
| MASAC PLYMOUTH MA4239010 | MILFORD | 210 | — | — | No result above limit |
| MONTROSE CONDOS NH2232070 | AMESBURY | 210 | — | — | No result above limit |
| CHRISTMAS MOUNTAIN CONDOMINIUM NH0162220 | MEDFORD | 203 | — | — | No result above limit |
| COTUIT BAY CONDOMINIUMS MA4172037 | MASHPEE | 202 | — | — | No result above limit |
| PLEASANT WATER MA4318091 | SOUTH YARMOUTH | 200 | — | — | No result above limit |
| PINE KNOLL VILLAGE NH1333020 | MARBLEHEAD | 200 | — | — | No result above limit |
| JIM HARKINS MA4239008 | PLYMOUTH | 200 | — | — | No result above limit |
| WESTHAMPTON WATER CO MA1331000 | NORTHAMPTON | 200 | — | — | No result above limit |
| SWEET WOOD RETIREMENT COMMUNITY MA1341003 | WILLIAMSTOWN | 200 | — | — | No result above limit |
| PINECROFT WATER DISTRICT MA2321001 | WEST BOYLSTON | 190 | — | — | No result above limit |
| BRIGGSVILLE WATER DISTRICT MA1063003 | CLARKSBURG | 180 | — | — | No result above limit |
| NOQUOCHOKE VILLAGE LLC MA4334092 | BOSTON | 180 | — | — | No result above limit |
| DESISTO AT STOCKBRIDGE SCHOOL MA1326002 | WEST STOCKBRIDGE | 180 | — | — | No result above limit |
| BEDFORD VA HOSPITAL (ROGERS MEM. HOSP.) MA3023001 | BEDFORD | 177 | — | — | No result above limit |
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