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 |
|---|---|---|---|---|
| COUNTY WIDE UTILITY DISTRICT | TN0000006 | Tennessee | Community | 8,528 |
| LYNNFIELD CENTER WATER DISTRICT | MA3164000 | Massachusetts | Community | 8,525 |
| HARRISBURG | IL1650200 | Illinois | Community | 8,524 |
| HOLLIDAYSBURG MUNI AUTH | PA4070017 | Pennsylvania | Community | 8,523 |
| SALISBURY TWP WATER SYSTEM | PA3390062 | Pennsylvania | Community | 8,522 |
| TECUMSEH | MI0006560 | Michigan | Community | 8,521 |
| CITY OF RICHLAND HILLS | TX2200022 | Texas | Community | 8,521 |
| SILER CITY, TOWN OF | NC0319010 | North Carolina | Community | 8,520 |
| HUBBARD CITY PWS | OH7801415 | Ohio | Community | 8,518 |
| WINNEMUCCA CITY OF | NV0000248 | Nevada | Community | 8,518 |
| EDMONTON WATER WORKS | KY0850115 | Kentucky | Community | 8,515 |
| DEEP CREEK UTILITIES/FWSC | FL6080072 | Florida | Community | 8,514 |
| CMU - LAKE CAROLINE | MS0450034 | Mississippi | Community | 8,511 |
| SALLISAW | OK1020206 | Oklahoma | Community | 8,510 |
| PARK CITY, CITY OF | KS2017303 | Kansas | Community | 8,503 |
| SILVER DOLLAR CITY MARVEL CAVE | MO5201957 | Missouri | Non-Transient Non-Community | 8,501 |
| WEST MIAMI, CITY OF | FL4131558 | Florida | Community | 8,500 |
| WOODLAND PARK CITY OF | CO0160900 | Colorado | Community | 8,500 |
| ELKTON | MD0002343 | Maryland | Community | 8,500 |
| NORTH LOGAN CITY | UTAH03015 | Utah | Community | 8,500 |
| JEFFERSON TWP W U LK HOP | NJ1414011 | New Jersey | Community | 8,500 |
| GREENE COUNTY WATER & SEWER | VA2079625 | Virginia | Community | 8,500 |
| SCIO TOWNSHIP | MI0005977 | Michigan | Community | 8,500 |
| GERING, CITY OF | NE3115717 | Nebraska | Community | 8,500 |
| EBENSBURG BORO MUNI AUTH | PA4110009 | Pennsylvania | Community | 8,500 |
| MARION, TOWN OF | VA1173481 | Virginia | Community | 8,500 |
| MOAPA VALLEY WATER DISTRICT | NV0000160 | Nevada | Community | 8,500 |
| WYOMISSING BORO WATER SYSTEM | PA3060083 | Pennsylvania | Community | 8,500 |
| MCCORMICK CO W&SA (SC3520002) | SC3520002 | South Carolina | Community | 8,500 |
| LEBANON, CITY OF-PLANT 1 | OH8300712 | Ohio | Community | 8,500 |
| OREGON CITY - HIGH MTN. | OR4101040 | Oregon | Community | 8,500 |
| WINOOSKI WATER DEPT | VT0005102 | Vermont | Community | 8,500 |
| SALT CR SWIM AREA NRAS | CA4500049 | California | Transient Non-Community | 8,500 |
| ENTRANOSA WATER ASSOCIATION | NM3524626 | New Mexico | Community | 8,500 |
| ABBOTT LABORATORIES | IL3130252 | Illinois | Non-Transient Non-Community | 8,500 |
| PERRYTON MUNICIPAL WATER SYSTEM | TX1790001 | Texas | Community | 8,492 |
| CHESTERTON UTILITIES | IN5264004 | Indiana | Community | 8,490 |
| NEW HOLLAND BOROUGH | PA7360099 | Pennsylvania | Community | 8,490 |
| BIG FLATS WATER DISTRICT 5 | NY0701011 | New York | Community | 8,489 |
| BLUE RIDGE WATER ASSOCIATION | NC0197030 | North Carolina | Community | 8,486 |
| BUFORD | GA1350000 | Georgia | Community | 8,482 |
| AYER DPW WATER DIVISION | MA2019000 | Massachusetts | Community | 8,479 |
| SCUA Upper Seven Mile | 090400114 | Arizona | Community | 8,478 |
| BOB SMITH | AK2210079 | Alaska | Community | 8,475 |
| GENESEE TOWNSHIP | MI0002617 | Michigan | Community | 8,473 |
| BAYFIELD PUBLIC UTILITY DISTRICT | TX1011561 | Texas | Community | 8,472 |
| COLLEGEVILLE TRAPPE JOINT PWD | PA1460022 | Pennsylvania | Community | 8,470 |
| DEWHITE UTILITY DISTRICT | TN0000190 | Tennessee | Community | 8,467 |
| BAY CO. DEPT OF WATER & SEWER | MI0000485 | Michigan | Community | 8,465 |
| INDEPENDENCE, CITY OF | KS2012508 | Kansas | Community | 8,464 |