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Browse Water Systems

3,786 public water systems in MA.

Public Water Systems Database

Browse 3,786 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.

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System Name PWSID State Type Population Served
AMHERST DPW WATER DIVISION MA1008000 Massachusetts Community 39,263
HARWICH WATER DEPARTMENT MA4126000 Massachusetts Community 39,144
BRAINTREE WATER AND SEWER DEPT. MA4040000 Massachusetts Community 39,143
YARMOUTH WATER DEPARTMENT MA4351000 Massachusetts Community 38,900
SHREWSBURY WATER DEPARTMENT MA2271000 Massachusetts Community 38,325
CHELSEA WATER DEPT. (MWRA) MA3057000 Massachusetts Community 38,319
GLOUCESTER PUBLIC UTILITY DIVISION MA3107000 Massachusetts Community 37,440
NATICK WATER AND SEWER DIVISION MA3198000 Massachusetts Community 37,006
MASHPEE WATER DISTRICT MA4172039 Massachusetts Community 36,922
ANDOVER WATER DEPT MA3009000 Massachusetts Community 36,569
WATERTOWN WATER DEPT. (MWRA) MA3314000 Massachusetts Community 35,329
BREWSTER WATER DEPARTMENT MA4041000 Massachusetts Community 35,000
HYANNIS WATER SYSTEM, TOWN OF BARNSTABLE MA4020004 Massachusetts Community 35,000
BLUEDROP WATER @ ST BERNADETTE CHURCH MA4244004 Massachusetts Transient Non-Community 34,362
BLUEDROP WATER @ RANDOLPH DPW MA4244003 Massachusetts Transient Non-Community 34,362
RANDOLPH WATER DEPARTMENT MA4244000 Massachusetts Community 34,362
LEXINGTON WATER DEPT. (MWRA) MA3155000 Massachusetts Community 34,074
MARSHFIELD WATER DEPARTMENT MA4171000 Massachusetts Community 34,000
ABINGTON/ROCKLAND JOINT WTR. WORKS MA4001000 Massachusetts Community 33,647
FRANKLIN WATER DEPARTMENT MA2101000 Massachusetts Community 33,399
NEEDHAM WATER DEPT MA3199000 Massachusetts Community 33,130
ATTLEBORO WATER DEPT MA2016000 Massachusetts Community 33,000
TEWKSBURY WATER DEPARTMENT MA3295000 Massachusetts Community 31,342
NORTH ANDOVER WATER DEPT MA3210000 Massachusetts Community 30,915
MILFORD WATER DEPARTMENT MA2185000 Massachusetts Community 30,379
CHATHAM WATER DEPARTMENT MA4055000 Massachusetts Community 30,000
NORWOOD WATER DEPT. (MWRA) MA4220000 Massachusetts Community 29,909
MATTAPOISETT RIVER VALLEY W.D. MA4173001 Massachusetts Community 29,600
NORTHAMPTON WATER DIVISION MA1214000 Massachusetts Community 29,571
WELLESLEY WATER DIVISION MA3317000 Massachusetts Community 29,550
MELROSE WATER DIVISION (MWRA) MA3178000 Massachusetts Community 29,357
STOUGHTON WATER DEPARTMENT MA4285000 Massachusetts Community 29,281
DANVERS AND MIDDLETON MA3017000 Massachusetts Community 29,224
NORTH ATTLEBORO WATER DEPT MA4211000 Massachusetts Community 28,863
WEST SPRINGFIELD DPW WATER DIVISION MA1325000 Massachusetts Community 28,835
CHELMSFORD WATER DISTRICT MA3056000 Massachusetts Community 28,750
BLUEDROP WATER VENDING N ATT DPW MA4211003 Massachusetts Transient Non-Community 28,712
AGAWAM WATER DEPARTMENT MA1005000 Massachusetts Community 28,692
BRIDGEWATER WATER DEPARTMENT MA4042000 Massachusetts Community 28,633
MILTON WATER DEPT. (MWRA) MA3189000 Massachusetts Community 28,630
DANVERS WATER DEPT. MA3071000 Massachusetts Community 28,087
WANNACOMET WATER COMPANY MA4197000 Massachusetts Community 27,703
READING WATER DEPARTMENT (MWRA) MA3246000 Massachusetts Community 27,358
BELMONT WATER DEPT. (MWRA) MA3026000 Massachusetts Community 27,295
WAKEFIELD WATER DEPT MA3305000 Massachusetts Community 27,090
SAUGUS WATER DEPT. (MWRA) MA3262000 Massachusetts Community 27,082
BURLINGTON WATER DEPT MA3048000 Massachusetts Community 26,680
AMHERST WATER DIVISION MA4008000 Massachusetts Community 26,331
HIGH WOOD WATER COMPANY MA4172000 Massachusetts Community 25,800
DRACUT WATER SUPPLY DISTRICT MA3079000 Massachusetts Community 25,789