Browse Water Systems

434,040 public water systems.

Public Water Systems Database

Browse 434,040 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.

System Name PWSID State Type Population Served
JACK DANIELS DISTILLERY TN0001974 Tennessee Non-Transient Non-Community 10,000
CITY OF LOCK HAVEN WATER DEPT PA4180048 Pennsylvania Community 10,000
RUFFITT PARK IL0016972 Illinois Transient Non-Community 10,000
ROCK RIVER CHRISTIAN CAMP IL0018606 Illinois Transient Non-Community 10,000
BEL-MAR COUNTRY CLUB IL0017632 Illinois Transient Non-Community 10,000
ROCKFORD PARK DIST IL0097279 Transient Non-Community 10,000
ROCKFORD PARK DIST IL0097261 Transient Non-Community 10,000
ROCKFORD PARK DIST IL0097253 Transient Non-Community 10,000
ROCKFORD PARK DIST IL0097246 Transient Non-Community 10,000
ROCKFORD PARK DIST IL0097238 Transient Non-Community 10,000
ROCKFORD PARK DIST IL0097220 Transient Non-Community 10,000
ROCKFORD PARK DIST IL0097212 Transient Non-Community 10,000
RUFFITT PARK IL0097121 Illinois Transient Non-Community 10,000
CAESARS CREEK FLEA MARKET OH1434808 Ohio Transient Non-Community 10,000
JEFFERSON COUNTY PWSD 10 MO6024302 Missouri Community 10,000
TIOGA COUNTY FAIRGROUNDS NY5377777 New York Transient Non-Community 10,000
SURF CITY WATER DEPT NJ1531001 New Jersey Community 10,000
Arden Hills MN1620001 Minnesota Community 10,000
BURNT HILLS-BALLSTON LK WD NY4505658 New York Community 10,000
BEL-MAR COUNTRY CLUB IL0004069 Illinois Transient Non-Community 10,000
ST OF ILL NORTHEASTERN IL UNIV IL0317820 Illinois Community 10,000
WASHINGTON COUNTY FAIR GROUNDS ID2344830 Idaho Transient Non-Community 10,000
ADVOCATE CHRIST MEDICAL CENTER IL3162461 Illinois Non-Transient Non-Community 10,000
LORING AIR FORCE BASE ME0090895 Maine Community 10,000
CARRBORO TOWN OF NC0368025 North Carolina Community 10,000
NORTH TABLE MOUNTAIN WSD CO0130105 Colorado Community 10,000
VALLEY WD CO0130800 Colorado Community 10,000
YORK RETREAT CAMPGROUND IL0093534 Illinois Transient Non-Community 10,000
BIG SLOUGH C/O LOCK & DAM 13 IL0089896 Transient Non-Community 10,000
LITTLE GALLILEE CHURCH CAMP IL0044784 Illinois Transient Non-Community 10,000
HAMLIN CONSOLIDATED WATER DIST NY2704525 New York Community 10,000
SHAW AFB (SC4310501) SC4310501 South Carolina Community 10,000
FORT MCCOY NORTH POST WI6420302 Community 10,000
CHGO ZOOLOGICAL PARK IL3076638 Illinois Transient Non-Community 10,000
GREEN VALLEY CAMPGROUND CA3601149 California Transient Non-Community 10,000
VAN BUREN WDS NY3304348 New York Community 10,000
ROCKPORT WATER DEPT MA3252000 Massachusetts Community 10,000
WISSAHICKON SPRING WATER PA7360174 Pennsylvania Transient Non-Community 10,000
MONTGOMERY CO WATER NC0362118 North Carolina Community 10,000
CASWELL WATER SYSTEM NC0217105 North Carolina Community 10,000
WILLIAM ARTER,SECY,HARTFORD FR OH4552112 Ohio Transient Non-Community 10,000
WILLIAM ARTER,SECY,HARTFORD FR OH4552212 Ohio Transient Non-Community 10,000
PIKE-GIBSON WATER, INC. IN5263003 Indiana Community 10,000
SANTA CLARITA VALLEY W.A.-CASTAIC DIV. CA1910247 California Community 9,999
CALAVERAS COUNTY FAIRGROUNDS CA0500005 California Transient Non-Community 9,999
BLOCK ISLAND WATER COMPANY RI1858430 Community 9,999
CAL TRANS TWO RIVER RESTSTOP CA1300602 California Transient Non-Community 9,999
KERN RIVER STATE PARK CA1502316 California Transient Non-Community 9,999
CNE - NEW LONDON TURNPIKE ENTRY POINT RI2980453 Rhode Island Community 9,999
DELHI COLLEGE GOLF COURSE W.S. NY0018369 New York Community 9,999