ZIP Code 93257
Porterville, CAWater quality data for systems serving the 93257 area.
Industrial polluters reporting from ZIP 93257
EPA Toxic Release Inventory facilities with this ZIP code on their 2023 reports.
Industrial polluters nearby
Self-reported by facilities in ZIP 93257, sorted by pounds released to surface water.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
QUIKRETE - PORTERVILLE CA PLANT PORTERVILLE, CA93257 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
View the full water quality report for detailed contaminant data, lead levels, PFAS testing, and filter recommendations.
View Porterville full report →