Water utilities covered

CT · MA · NJ · NY

CT (7 utilities)

UtilityRecordsLeadData as of
Aquarion Water Company of Connecticut227,0815,0552026-10-05
Connecticut Water Company109,5801122026-09-30
The Metropolitan District (MDC)103,50802025-11-21
Bristol Water Department (CT)17,05202024-10-15
Norwalk First Taxing District Water Department11,0421162025-10-29
South Norwalk Electric & Water (SNEW)9,391202026-10-06
Windham Water Works4,9493392026-10-06

MA (435 utilities)

UtilityRecordsLeadData as of
Worcester DPWP, Water Supply Division44,62202025-12-02
Springfield Water and Sewer Commission43,76102026-09-03
Lowell Regional Water Utility26,4382742025-12-02
City Of New Bedford Dpi25,9915,6422025-12-02
Brockton Water Department24,47702025-12-02
Newton Water DEPT. (MWRA)24,12332025-12-02
Falmouth Water DEPT22,29552025-12-02
Quincy Water DEPT. (MWRA)20,8204512025-12-02
Lynn Water And Sewer Comm20,4632222025-12-02
Fall River Water Department19,5459062025-12-02
Framingham Water DEPT. (MWRA)18,53402025-12-02
Haverhill Water DEPT17,4233272025-12-02
Weymouth Water Department16,92782025-12-02
Yarmouth Water Department16,38802025-12-02
Taunton Water Division16,25002025-12-02
Chicopee Water DEPT (MWRA)15,695482025-12-02
Methuen Water DEPT15,31602025-12-02
Pittsfield Dpu Water DEPT15,27432025-12-02
Somerville Water DEPT. (MWRA)15,0511012025-12-02
Beverly Water DEPT14,77932025-12-02
Cambridge Water Department14,7602,0092025-12-02
Plymouth Water Department14,7122202025-12-02
Medford Water DEPT. (MWRA)14,5905,1272025-12-02
Attleboro Water DEPT14,48302025-12-02
Dennis Water District14,42402025-12-02
Waltham Water Department14,17302025-12-02
Peabody Water DEPT.14,171372025-12-02
Andover Water DEPT12,870102025-12-02
Dedham Westwood Water Dist.12,629132025-12-02
Lawrence Water Works12,551642025-12-02
Gloucester Public Utility Division12,508112025-12-11
Centerville Osterville Marstons Mills WD12,33302025-12-02
Leominster Water Division12,207332025-12-02
Braintree Water And Sewer DEPT.12,1513,4432025-12-02
Weir River Water System12,14572025-12-11
Woburn Water DEPT.11,53402025-12-02
Westfield Dpwwater Division11,47212025-12-02
Abington/rockland Joint WTR. Works11,40702025-12-02
Malden Water Division (MWRA)11,3132,4602025-12-02
Shrewsbury Water Department11,26422025-12-02
Fitchburg DPW Division Of Water Supply11,21102025-12-11
Lexington Water DEPT. (MWRA)11,158122025-12-02
Tewksbury Water Department11,12102025-12-02
Wannacomet Water Company11,0661682025-12-02
Marlborough DPW Water Div. (MWRA)11,0422662025-12-02
Natick Water Department10,96102025-12-02
Revere Water Division (MWRA)10,6934432025-12-11
Agawam Water Department10,34402025-12-02
Needham Water DEPT10,169252025-12-02
Mashpee Water District9,81702025-12-02
Salem Water Department9,741612025-12-02
Saugus Water DEPT. (MWRA)9,6911362025-12-02
West Springfield DPW Water Division9,37702025-12-02
Milford Water Department9,344152025-12-11
Northampton Water Division9,207262025-12-02
Franklin Water Department9,15202025-12-02
Brookline Water And Sewer Division9,12902025-12-02
Marshfield Water Department9,09702025-12-02
Chelmsford Water District8,78602025-12-11
Newburyport Water Department8,77122025-12-02
Milton Water DEPT. (MWRA)8,597392025-12-02
Scituate Water Division8,49202025-12-02
Stoughton Water Department8,491112025-12-11
Holyoke Water Works8,41402025-12-02
Norwood Water DEPT. (MWRA)8,3932332025-12-02
North Attleboro Water DEPT8,3721482025-12-02
Danvers Water DEPT.8,34802025-12-02
Harwich Water Department8,34502025-12-02
Walpole Water DEPT8,176152025-12-02
Wakefield Water DEPT8,170392025-12-02
Everett Water DEPT. (MWRA)8,1281,0712025-12-02
Wellesley Water Division8,06702025-12-02
Bridgewater Water Department8,02552025-12-02
Melrose Water Division (MWRA)7,9193892025-12-02
Marblehead Water DEPT. (MWRA)7,81402025-12-02
Reading Water Department (MWRA)7,7591532025-12-02
Hyannis Water System, Town Of Barnstable7,75802025-12-02
North Andover Water DEPT7,68612025-12-02
Wilmington Water DEPT7,64702025-12-02
Easton Water Div7,57002025-12-02
Dracut Water Supply District7,56802025-12-02
Watertown Water DEPT. (MWRA)7,487212025-12-02
Canton Water DEPT7,48612025-12-02
Belmont Water DEPT. (MWRA)7,38942025-12-11
Wareham Fire District7,22502025-12-02
Sandwich Water District7,17102025-12-02
Burlington Water DEPT7,08302025-12-02
Brewster Water Department7,07002025-12-02
Mansfield Water Division7,02202025-12-02
Somerset Water Department6,88202025-12-02
Chatham Water Department6,82802025-12-02
Acton Water Supply District6,70502025-12-02
Fairhaven Water DEPT6,472132025-12-11
Pembroke Water Division DPW6,40202025-12-02
Holden Water Division, DPW6,39402025-12-02
Winchester Water DEPT6,352702025-12-02
Ashland Water And Sewer DEPT.6,28402025-12-02
East Longmeadow DPW Water Department6,25302026-10-08
Swansea Water District6,25302025-12-02
Bourne Water District6,19802025-12-02
Webster Water Department6,17702025-12-02
Stoneham Water DEPT (MWRA Supply)6,17302025-12-02
Bellingham DPW Water Sewer Div.6,169352025-12-02
Swampscott Water DEPT. (MWRA)6,11002025-12-02
Amesbury DPW Water Div.5,93502025-12-02
Sharon Water DEPT5,8901382025-12-02
Sudbury Water District5,87302025-12-02
Chelsea Water DEPT. (MWRA)5,862872025-12-02
Westford Water Department5,84502025-12-02
Easthampton Water DEPT5,83902025-12-02
Foxboro Water Department5,73002025-12-02
Longmeadow Water DEPT5,70402025-12-11
Middleborough Water Supply5,69772025-12-02
Duxbury Water Department5,67002025-12-02
Norton Water Department5,61702025-12-02
Gardner Water Department5,59622025-12-11
Concord Water DEPT5,559942025-12-02
Hudson Water Supply5,51742025-12-02
Westborough Water Department5,50102025-12-02
Orleans Water Department5,36002025-12-02
Hanover Water DEPT5,19802025-12-02
Holliston Water Department5,18502025-12-02
Wayland Water Department5,10502025-12-02
South Hadley FD #1 (MWRA)5,02902025-12-02
Seekonk Water District4,93802025-12-02
North Reading Water DEPT.4,88702025-12-02
Bedford Water DEPT.4,86902025-12-02
Ipswich Dpu Water DEPT4,7823282025-12-02
Whitman Water System4,74602025-12-02
North Adams Water DEPT4,66222025-12-02
Kingston Water Department4,581182025-12-02
Auburn Water District4,53802025-12-02
East Bridgewater Water DEPT4,51102025-12-02
Southbridge Water Department4,50602025-12-02
Oak Bluffs Water District4,47902025-12-02
Winthrop Water Division, (MWRA)4,4695332025-12-02
Maynard DPW, Water Division4,30802025-12-02
Northborough Water Department (MWRA)4,30502025-12-02
Clinton Water DEPT4,22602025-12-02
Hopkinton Water Department4,14512025-12-02
Salisbury Water Division4,12602025-12-02
Aquarion Water Company, Millbury4,07302025-12-02
Medfield Water DEPT.3,99712025-12-02
Holbrook Public Works DEPT3,99502025-12-02
Wrentham Water Division3,98502025-12-02
Uxbridge DPW, Water Division3,81602025-12-02
Provincetown Water Department3,77502025-12-02
Norwell Water Department3,76802025-12-02
Medway Water Department3,70802025-12-02
Edgartown Water Department3,64402025-12-02
Athol DPW Water Division3,56002025-12-02
Weston Water DEPT.3,44802025-12-02
Littleton Water Department3,42202025-12-02
Rockport Water DEPT3,40212025-12-02
Wilbraham Water DEPT (MWRA)3,38802025-12-02
Grafton Water District3,30702025-12-02
Southborough DPW Water Division (MWRA)3,28702025-12-02
Mattapoisett Water Department3,24212025-12-02
Pepperell DPW Water Division3,21102025-12-02
Hanson Water Department3,17602025-12-02
Raynham Center Water District3,06502025-12-02
Marion Water Division3,01402025-12-02
Tisbury Water Works2,988312025-12-02
Adams Fire District2,91702025-12-02
Ayer DPW Water Division2,89102025-12-02
Onset Fire Districtwater DEPT.2,88302025-12-02
Millis Water DEPT2,87602025-12-02
Aquarion Water Company, Pinehills2,85402025-12-02
Halifax Water Department2,83402025-12-02
Acushnet Water Department2,81102025-12-02
Georgetown Water Department2,78902025-12-02
West Boylston Water District2,78402025-12-02
Hamilton Water DEPT2,77402025-12-02
Southwick Water DEPT2,77302025-12-02
Lynnfield Center Water District2,76402025-12-02
Norfolk Water Division2,72402025-12-02
Cohasset Water DEPT2,68402025-12-02
North Chelmsford Water Dist2,68302025-12-02
Aquarion Water Company Oxford2,65902025-12-02
Northbridge Water Division2,49602025-12-02
Sterling Water Department2,47102025-12-02
Lunenburg Water District2,46302025-12-02
Plainville Water Department2,461162025-12-02
Ware Water DEPT2,41822025-12-02
Templeton Munic. Light And Water Plant2,37002025-12-02
Whitinsville Water Company2,35502025-12-02
Hadley DPW Water Division2,33702025-12-02
Town Of Eastham2,33102025-12-02
Cotuit Fire District Water Department2,32302025-12-02
Turners Falls Water DEPT2,29502025-12-02
Dalton Fire District2,27002025-12-02
Winchendon Water Department2,22102025-12-02
Buzzards Bay Water District2,18602025-12-02
Hopedale Water Department2,139122025-12-02
Townsend Water Department2,13802025-12-02
Manchester By The Sea DPW2,133382025-12-02
Lee Water DEPT2,11102025-12-02
Rowley Water Department2,08002025-12-02
Dighton Water District2,02402025-12-02
Orange Water DEPT2,01102025-12-02
Williamstown Water DEPT2,00902025-12-02
Groveland Water Department1,96702025-12-02
Merrimac Water Department1,96302025-12-02
Lenox DPW Water Division1,92502025-12-02
Topsfield Water Department1,88602025-12-02
North Sagamore Water District1,88402025-12-02
Spencer Water Department1,88202025-12-02
Middleton Water DEPT.1,86102025-12-02
Lincoln Water DEPT1,85202025-12-02
Sturbridge Water Department1,82602025-12-02
Great Barrington Fire Dist1,73502025-12-02
Rutland Water Department1,71502025-12-02
Town Of Avon1,70502025-12-02
Southampton Water DEPT1,65262025-12-02
Upton DPW Water/wastewater Division1,63192025-12-02
Kenwood Water District1,62202025-12-02
Shirley Water District1,58102025-12-02
Ashburnham Water Department1,57212025-12-02
South Deerfield Water Supply District1,57102025-12-02
Lynnfield Water Dist. (MWRA)1,47102025-12-02
Nahant Water DEPT. (MWRA)1,46072025-12-02
South Hadley Fire District #2 Water DEPT1,43102025-12-02
North Raynham Water District1,41602025-12-02
Monson Water And Sewer DEPT1,40802025-12-02
Boylston Water District1,39502025-12-02
Lancaster Water Department1,38802025-12-02
Belchertown Water District1,36002025-12-02
Palmer Water District No.11,34412025-12-02
Tyngsborough Water District1,33302025-12-02
Paxton Water Department1,33002025-12-02
Westminster Department Of Public Works1,33002025-12-02
Groton Water Department1,29602025-12-02
North Brookfield Water Department1,29102025-12-02
Cherry Valley/ Rochdale Water District1,26002025-12-02
Douglas Water Department1,25102025-12-02
Wenham Water DEPT.1,22602025-12-02
Hatfield Water DEPT1,20502025-12-02
Siasconset Water Department1,09502025-12-02
West Newbury Water Department1,09202025-12-02
Three Rivers Fire District1,05702025-12-02
Essex Water DEPT.1,02102025-12-02
Wilkinsonville Water District1,00702025-12-02
West Brookfield Water Department97902025-12-02
South Grafton Water District94102025-12-02
Aquarion Water Company90102025-12-02
Lanesborough Fire And Water District87302025-12-02
Sunderland Water District87002025-12-02
Elm Hill Water District81902025-12-02
Housatonic Water Works76102025-12-02
Shelburne Falls Fire District75402025-12-02
Agawam Springs Water Company75302025-12-02
Byfield Water District74402025-12-02
Leicester Water Supply District73402025-12-02
Stockbridge Water DEPT71402025-12-02
Bernardston Fire Water Dist68402025-12-02
Freetown Water Commission66902025-12-02
East Chelmsford Water District65302025-12-02
West Groton Water Supply District64102025-12-02
Aquarion Water Company (dover)63602025-12-02
East Brookfield Water Department62102025-12-02
Williamsburg Water DEPT53302025-12-02
South Meadow Village52302025-12-02
Aquarion Water Company49302025-12-02
Brookfield Water Department46602025-12-02
Whately Water Department44702025-12-02
Bondsville Fire And Water District43702025-12-02
Hanscom Family Housing (landings)42502025-12-02
Devens Massdevelopment39902025-12-02
Hillcrest Water District39802025-12-02
North Dighton Fire District39102025-12-02
Pine Valley Plantation39102025-12-02
Thorndike Fire And Water District39002025-12-02
Deerfield Fire District34002025-12-02
Russell Water DEPT32502025-12-02
Huntington Water DEPT32402025-12-02
Hinsdale Water DEPT32302025-12-02
Southfield Redevelopement Authority31602025-12-02
West Warren Water District29352025-12-02
Cranberry Village Residents Association27902025-12-02
Erving Water DEPT27302025-12-02
Northfield Water District26802025-12-02
East Northfield Water CO26102025-12-02
Chester Water DEPT25802025-12-02
Blandford Water DEPT23802025-12-02
West Stockbridge Water DEPT22702025-12-02
Sturbridge Retirement Coop. Corp.22102025-12-02
Gilbertville Water District22002025-12-02
Brook Village Condominium19202025-12-02
Egremont Water DEPT19002025-12-02
Liberty Manor INC19002025-12-02
Pinetree Village18702025-12-02
Worthington Fire District16902025-12-02
Town Of Westport16702025-12-02
Mendon Water Department16102025-12-02
Gosnold Water DEPT15802025-12-02
Montague Center Water District15602025-12-02
Kings Grant Water CO INC15602025-12-02
Clark Shores Water Corporation15602025-12-02
Ashfield Water District14702025-12-02
Wagon Wheel Community, INC.13902025-12-02
Hutchinson Water LLC12002025-12-02
Harvard Water Department11902025-12-02
The Reserve At Spring Hill11402025-12-02
Riverside Water District11202025-12-02
Dunstable Water Department10202025-12-02
Heritage Village Mobile Park10002025-12-02
Wheelwright Water District9802025-12-02
Villages At Stow9702025-12-02
Berkshire Estates9602025-12-02
Meadowbrook Acres Mobile Home Park9602025-12-02
Menemsha Water Company9102025-12-02
Nanatomqua Mobile Home Park8702025-12-02
Applewood Community Corporation8602025-12-02
Granby Heights Condominiums7702025-12-02
Cummington Water DEPT7202025-12-02
Juniper Hill Water Company7202025-12-02
Sawyer Hill Ecovillage7102025-12-02
Mci Shirley6902025-12-02
Barre Mhp/waterwheel Village6902025-12-02
Brookfield Meadows MHP6802025-12-02
Horton Estates Condominium Trust, INC.6802025-12-02
Arbor Glen Condominiums6602025-12-02
Regency At Stow Condominiums6602025-12-02
Willows At Boxford6602025-12-02
Waterview Park LLC6502025-12-02
Brookside Village6502025-12-02
Meadow Woods Mobile Home Park6402025-12-02
Monterey Water Company6402025-12-02
Pleasant Water6402025-12-02
Meadowbrook Village Condominiums6302025-12-02
Cobblers Creek Condominiums6102025-12-02
Pilot Grove Apartments6002025-12-02
Regency At Bolton Condominiums6002025-12-02
Acushnet Manufactured Homes6002025-12-02
Leino Park Water District5902025-12-02
Rockwood Meadows5602025-12-02
Cool Sandy Beach Community Water System5502025-12-02
Briggsville Water District5202025-12-02
Trail Ridge Condominiums5202025-12-02
South Ashmere Water Association INC5202025-12-02
South Royalston Improvement Corp5102025-12-02
Enclave At Boxborough5002025-12-02
Hampden Housing Authority5002025-12-02
Holmes Park Water District4902025-12-02
Century Mill Estates4702025-12-02
Deerfield Estates4702025-12-02
Brookside Mobile Home Park4702025-12-02
Mci Norfolk/cedar Junction/walpole4602025-12-02
Townhouses @ Copper Lantern4402025-12-02
Glen Ridge Residents Trust4302025-12-02
Aquarion Water CO. (springdale Farms)4302025-12-02
Colrain Fire District #14202025-12-02
Estates At Highland Ridge4002025-12-02
The Preserve At Hopkinton Condo4002025-12-02
Griswoldville Water District3802025-12-02
Mci Bridgewater3602025-12-02
Highland Ridge Condominiums3602025-12-02
Sturbridge Crossing Condominium3302025-12-02
Fields At Sherborn Condo Trust3202025-12-02
Cady Brook Crossing Condominiums3202025-12-02
Southfield Water Company3202025-12-02
Bachelor Knolls3102025-12-02
Granville Centre Water CO3102025-12-02
MWRA3002025-12-02
Mill River Water Takers Association3002025-12-02
Bisselville Estate3002025-12-02
Ashmere Water Service3002025-12-02
Haystack Estates3002025-12-02
Monroe Water District3002025-12-02
Millbury Ind. Park/ Park Hill Village2902025-12-02
West Cummington Water DEPT2902025-12-02
Pine Ridge Condominiums At Sampsons Pond2902025-12-02
Sunset Ridge Condominiums2802025-12-02
Meadowbrook Water Trust2702025-12-02
White Pines Condominiums2602025-12-02
Benfield Farms2602025-12-02
Stones Throw Condos2602025-12-02
The Village At Shepley Hill2602025-12-02
Woodland MHP LLC2502025-12-02
Hardwick Center Water District2402025-12-02
Maillet Woods Condominiums2402025-12-02
Countryside Condominium2402025-12-02
Woodland Ridge2302025-12-02
Bishops Landing Condominiums2302025-12-02
Waubeeka Springs2202025-12-02
Kuehns Way LLC2002025-12-02
Craftsman Village Condominiums2002025-12-02
Buffumville Heights Estates Condominium2002025-12-02
Toria Heights Condominium1802025-12-02
Dragon Hill Condominiums1802025-12-02
The Meeting House @ Stow Condo1602025-12-02
Cranberry Knoll1602025-12-02
Garrison Place1602025-12-02
Scantic Valley Water District1502025-12-02
Old Farm Road Water Trust1502025-12-02
View Drive Water Association1502025-12-02
Carver Municipal Buildings1402025-12-02
Greylock Estates Homeowners Association1402025-12-02
Herring Cove Condominiums Trust1402025-12-02
Northbrook Village I / Berlin Ret.1302025-12-02
Riverbridge1202025-12-02
Mci Plymouth1202025-12-02
Sweet Farm Homeowners Association1202025-12-02
Still Meadow Village Condominiums1002025-12-02
Whitney Estates Condominiums1002025-12-02
Mount ST Marys Abbey802025-12-02
Codman Hill Condominium602025-12-02
Beaver Pond Meadows602025-12-02
Elizabeth Brook Apartments602025-12-02
Mendon Housing Authority602025-12-02
Wildwood Condominium602025-12-02
Pilot Grove Apartments II502025-12-02
Woodland Walk Apartments502025-12-02
Scotts Grove LLC502025-12-02
Oronoque Condominium Trust502025-12-02
Ayer Road Properties LLC402025-12-02
Heron Pond At Stockbridge302025-12-02
Maplebrook Apartments302025-12-02
Washington Acres302025-12-02
400 Dunstable Road (pine Knoll)302025-12-02
Woodhaven Elder Housing Committee302025-12-02
Sweet Wood Retirement Community202025-12-02
Curtis Hill Condominium202025-12-02
Pine Hill Condominium202025-12-02
Nemasket Health Care Center202025-12-02
Laurel Hill Condominiums202025-12-02
Bolton Country Manor202025-12-02
Maynard State LLC202025-12-02
Cedarwood Apartments202025-12-02
White Birch Garden Apartments202025-12-02
Linda Manor Nursing Home102025-12-02
Vantage At Hampden102025-12-02
Lake Point Village102025-12-02
Foxglove Apartments102025-12-02
122 Main Street102025-12-02

NJ (6 utilities)

UtilityRecordsLeadData as of
Veolia Water New Jersey277,02114,2592026-10-08
Edison Water Company (Edison Township)12,638382023-05-03
Freehold Township Water Department12,00502025-09-22
City of Brigantine Water (NJ)7,021392025-10-29
Avalon Borough Water (NJ)5,4783552026-10-05
Freehold Borough Water Department3,705312023-06-27

NY (10 utilities)

UtilityRecordsLeadData as of
NYC Department of Environmental Protection817,477117,5582026-01-30
South Huntington Water District17,54902026-09-16
Hicksville Water District15,17912026-07-27
Westchester Joint Water Works15,1366332026-10-08
Town of Greenburgh Water Department11,03652026-07-20
City of Newburgh Water Department7,2133252024-10-14
Westbury Water District6,04422025-10-08
City of Batavia Water (NY)5,784752026-10-07
Village of Newark Water (NY)3,96802026-07-08
Bath Electric, Gas & Water Systems (BEGWS)2,23802026-10-07
Disclaimer: Information is copied from the utility's published service line inventory and may be incomplete, out of date, or contain errors. It is not a substitute for water testing and does not describe interior plumbing. Contact your water utility for the official status of your service line. Health information is limited to quotations from EPA and CDC.