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Browse Water Systems

16,271 public water systems in OH.

Public Water Systems Database

Browse 16,271 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
TRUMBULL CO. - BAZETTA/CHAMPION OH7804303 Ohio Community 8,270
BELLEVUE CITY OH3900011 Ohio Community 8,236
AQUA OHIO - LAWRENCE COUNTY OH4400803 Ohio Community 8,130
GREENE COUNTY S. BEAVERCREEK OH2902112 Ohio Community 8,024
JACKSON CO. WATER COMPANY-E PWS OH4001203 Ohio Community 7,846
BUCKEYE WATER DISTRICT OH1565812 Ohio Community 7,775
CANFIELD CITY PWS OH5000503 Ohio Community 7,767
KNOX COUNTY WATER AND WASTEWATER PWS OH4202012 Ohio Community 7,710
MGR,FRIGIDAIRE DIVISION OH5734112 Ohio Transient Non-Community 7,700
HDMA - BENTON RD PWS OH8035512 Ohio Non-Transient Non-Community 7,600
WAUSEON CITY OH2600111 Ohio Community 7,568
WELLSTON, CITY OF-NORTH OH4000511 Ohio Community 7,542
EATON, CITY OF OH6800412 Ohio Community 7,500
WARREN COMM W AND S ASSN 2 OH8402703 Ohio Community 7,215
GALLIPOLIS PWS OH2700112 Ohio Community 7,134
CORTLAND CITY PWS OH7800512 Ohio Community 7,105
DELPHOS CITY OH0200412 Ohio Community 7,101
AQUA OHIO - BLACKLICK OH2502412 Ohio Community 7,100
WILLARD CITY OH3901511 Ohio Community 7,099
THE DISTILLATA COMPANY PA9996128 Ohio Community 7,000
UNION CITY PWS OH5702512 Ohio Community 7,000
WELLSTON CITY PWS OH4001912 Ohio Community 7,000
MARTINS FERRY PUBLIC WATER SYSTEM OH0701212 Ohio Community 6,980
AQUA OHIO - HUBER RIDGE PWS OH2502512 Ohio Community 6,950
GENERAL ELECTRIC COMPANY OH3136615 Ohio Non-Transient Non-Community 6,900
HURON CITY OH2201011 Ohio Community 6,893
COLUMBIANA CITY PWS OH1500312 Ohio Community 6,727
LOGAN, CITY OF OH3700612 Ohio Community 6,704
MILFORD CITY PWS OH1301012 Ohio Community 6,700
UPPER SANDUSKY CITY OH8800511 Ohio Community 6,698
STARK COUNTY WATER DISTRICT OH7607303 Ohio Community 6,690
I-71 AND SR-35 PWS OH2437412 Ohio Community 6,685
LEADING CREEK CONSERVANCY DISTRICT OH5300012 Ohio Community 6,663
ONTARIO CITY OH7003512 Ohio Community 6,656
NELSONVILLE PWS OH0501214 Ohio Community 6,656
HILLSBORO CITY OH3600614 Ohio Community 6,650
MOUNT ORAB VILLAGE PWS OH0801011 Ohio Community 6,607
TCMSD-WILKSHIRE HILLS PWS OH7901612 Ohio Community 6,587
SOUTH LEBANON CITY PWS OH8301312 Ohio Community 6,541
MAYSVILLE REGIONAL WATER OH6001411 Ohio Community 6,540
WATERVILLE CITY OH4801503 Ohio Community 6,500
BARNESVILLE OH0700011 Ohio Community 6,500
RITTMAN CITY PWS OH8503012 Ohio Community 6,491
SCIOTO WATER INC.-SUGAR CAMP OH7300903 Ohio Community 6,458
BELPRE CITY PWS OH8400012 Ohio Community 6,441
NORTHERN OHIO RURAL WATER - NW DISTRICT OH2201803 Ohio Community 6,409
TRUMBULL CO. - HOWLAND TWP PWS OH7806303 Ohio Community 6,396
ROOTSTOWN WATER COMPANY OH6703503 Ohio Community 6,378
CLYDE CITY OH7200211 Ohio Community 6,325
TRUMBULL CO.-CHAMPION OH7803303 Ohio Community 6,237