County · California
Tulare County, California: drinking water records
This overview covers 40 ZIP codes and 94 community water systems in Tulare County. It also stands in for 3 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Porterville, City of CA5410010 | 63,487 | 1,740 | 8 | 1 | 0 ppb |
| Dinuba, City of CA5410002 | 27,281 | 390 | 0 | 1 | 0 ppb |
| Lindsay, City of CA5410006 | 12,659 | 240 | 4 | 125 | 0 ppb |
| Exeter, City of CA5410003 | 11,169 | 120 | 0 | 1 | 1.7 ppb |
| Farmersville, City of CA5410004 | 10,243 | 240 | 0 | 1 | 1.3 ppb |
| Earlimart PUD CA5410021 | 7,679 | 240 | 0 | 1 | 0 ppb |
| Cutler PUD CA5410001 | 6,200 | 120 | 0 | 5 | 0 ppb |
| Ivanhoe Public Utility Dist CA5410019 | 4,580 | 240 | 0 | 1 | 0 ppb |
| Terra Bella Irrigation District - Tbt CA5410038 | 2,656 | 120 | 0 | 5 | 0 ppb |
| Tipton Community Services Dist CA5410014 | 2,543 | 180 | 0 | 13 | 0 ppb |
| Porterville-Jones Corner CA5410048 | 339 | 120 | 0 | 1 | 0 ppb |
| Cws - Visalia CA5410016 | 148,496 | 2,579 | 6 | 0 | 0 ppb |
| Tulare, City of CA5410015 | 72,241 | 1,290 | 0 | 0 | 0 ppb |
| Orosi Public Utility District CA5410008 | 8,300 | 240 | 0 | 0 | 0 ppb |
| Woodlake, City of CA5410020 | 7,846 | 420 | 0 | 0 | 0 ppb |
| Nps-Wolverton CA5410503 | 2,940 | 0 | 0 | 23 | 11 ppb |
| Pixley Public Util Dist CA5410009 | 2,772 | 0 | 0 | 19 | 0 ppb |
| Tule River Reservation Main 090600156 | 2,560 | 0 | 0 | 15 | 7.5 ppb |
| Woodville Public Utility Dist CA5410025 | 1,740 | 0 | 0 | 13 | 0 ppb |
| Richgrove Community Services District CA5410024 | 1,617 | 0 | 0 | 11 | 0 ppb |
| Springville PUD CA5410011 | 1,500 | 0 | 0 | 1 | 0 ppb |
| Porterville Developmental Center CA5410801 | 1,281 | 0 | 0 | 1 | 0 ppb |
| Del Oro River Island Serv Terr #1 CA5400665 | 1,280 | 0 | 0 | 38 | 3 ppb |
| Sultana Community Services District CA5400824 | 983 | 0 | 0 | 1 | 0 ppb |
| Alpaugh Community Services District CA5410050 | 871 | 0 | 0 | 16 | 0 ppb |
ZIP reports in Tulare County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 93227, 93237, 93260.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.