Tap water in Houston, TX — ZIP 77005
3 public water systems serving about 2,998,158 people. PFAS "forever chemicals" have been detected here.
F
Failing
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 77005
City Of Houston
PWSID TX1010013 · serves 2,970,543 ·
surface water
1 health-based / 1 total violations (5 yrs)
· PFAS up to 42.6 ppt
City Of West University Place
PWSID TX1010027 · serves 19,200 ·
surface water
0 health-based / 2 total violations (5 yrs)
· PFAS up to 10.3 ppt — above federal limit
Rice University
PWSID TX1010908 · serves 8,415 ·
surface water
4 health-based / 13 total violations (5 yrs)
· PFAS up to 28 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology