Tap water in Frisco, TX — ZIP 75034
4 public water systems serving about 293,140 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 75034
City Of Frisco
PWSID TX0430005 · serves 231,910 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 13.8 ppt
City Of The Colony
PWSID TX0610081 · serves 45,367 ·
surface water
0 health-based / 1 total violations (5 yrs)
· PFAS up to 8.7 ppt
City Of Hackberry
PWSID TX0610091 · serves 9,593 ·
surface water
0 health-based / 6 total violations (5 yrs)
· PFAS up to 7.1 ppt
Bryan Co. Rws & Swmd #2
PWSID OK1010604 · serves 6,270 ·
surface water
3 health-based / 9 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