💧 ZIP Water Report

Tap water in Houston, TX — ZIP 77449

19 public water systems serving about 179,571 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 77449

Harris County Mud 165
PWSID TX1012187 · serves 40,503 · surface water
0 health-based / 0 total violations (5 yrs) · PFAS up to 4.7 ppt
A
Harris County Mud 71
PWSID TX1011823 · serves 17,079 · groundwater
0 health-based / 0 total violations (5 yrs)
A
Harris County Mud 167
PWSID TX1012842 · serves 16,761 · groundwater
0 health-based / 0 total violations (5 yrs)
A
Harris County Mud 105
PWSID TX1011227 · serves 14,925 · surface water
0 health-based / 0 total violations (5 yrs) · PFAS up to 5.8 ppt
A
Harris County Mud 157
PWSID TX1011430 · serves 13,062 · surface water
0 health-based / 0 total violations (5 yrs) · PFAS up to 9.9 ppt
A
Langham Creek Utility District
PWSID TX1011249 · serves 10,377 · surface water
0 health-based / 5 total violations (5 yrs) · PFAS up to 9.1 ppt
C
Northwest Harris County Mud 12
PWSID TX1011901 · serves 7,764 · groundwater
0 health-based / 1 total violations (5 yrs) · PFAS up to 5 ppt
B
Weston Mud
PWSID TX1010634 · serves 7,647 · groundwater
0 health-based / 0 total violations (5 yrs)
A
West Harris County Mud 2 Chase
PWSID TX1011029 · serves 6,921 · groundwater
0 health-based / 1 total violations (5 yrs)
A
Harris County Mud 287
PWSID TX1013385 · serves 6,864 · groundwater
0 health-based / 0 total violations (5 yrs)
A
Harris County Mud 239
PWSID TX1012392 · serves 5,583 · groundwater
0 health-based / 1 total violations (5 yrs)
A
Mayde Creek Mud
PWSID TX1011689 · serves 5,301 · surface water
1 health-based / 2 total violations (5 yrs) · PFAS up to 5.1 ppt
C
West Harris County Mud 7
PWSID TX1012228 · serves 5,289 · groundwater
0 health-based / 1 total violations (5 yrs)
A
Harris County Mud 127
PWSID TX1012229 · serves 5,247 · surface water
0 health-based / 0 total violations (5 yrs) · PFAS up to 5.9 ppt
A
Ricewood Mud
PWSID TX1012227 · serves 4,908 · surface water
0 health-based / 0 total violations (5 yrs)
A
Clay Road Mud
PWSID TX1011681 · serves 4,443 · surface water
0 health-based / 2 total violations (5 yrs) · PFAS up to 7.7 ppt
B
Fry Road Mud
PWSID TX1011679 · serves 3,711 · groundwater
0 health-based / 1 total violations (5 yrs)
A
Harris County Mud 61
PWSID TX1010721 · serves 2,016 · groundwater
0 health-based / 0 total violations (5 yrs)
A
Western Pines Mhp
PWSID TX1011714 · serves 1,170 · groundwater
0 health-based / 3 total violations (5 yrs) · PFAS up to 5.6 ppt
B

Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology