Tap water in Webster, TX — ZIP 77058
3 public water systems serving about 108,759 people. PFAS "forever chemicals" have been detected here.
C
Fair
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5
testing. Levels and the 2024 federal limits are shown per system below.
Water systems serving 77058
Clear Lake City Water Authority
PWSID TX1010056 · serves 89,702 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 14.5 ppt — above federal limit
City Of Webster
PWSID TX1010226 · serves 13,710 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 11.1 ppt — above federal limit
City Of Nassau Bay
PWSID TX1010152 · serves 5,347 ·
surface water
0 health-based / 2 total violations (5 yrs)
· PFAS up to 9.7 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology