Tap water in Houston, TX — ZIP 77493
3 public water systems serving about 41,465 people.
A
Excellent
Water systems serving 77493
City Of Katy
PWSID TX1010017 · serves 25,253 ·
groundwater
0 health-based / 1 total violations (5 yrs)
Harris County Mud 495
PWSID TX1013532 · serves 9,882 ·
groundwater
0 health-based / 1 total violations (5 yrs)
Harris County Mud 65
PWSID TX1011678 · serves 6,330 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology