Tap water in Tucson, AZ — ZIP 85743
4 public water systems serving about 750,269 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 85743
Tucson City Of
PWSID AZ0410112 · serves 732,906 ·
groundwater
0 health-based / 32 total violations (5 yrs)
· PFAS up to 8.1 ppt
Avra Water Coop Inc
PWSID AZ0410006 · serves 6,685 ·
groundwater
0 health-based / 2 total violations (5 yrs)
Marana Municipal - Hartman Vistas
PWSID AZ0410329 · serves 5,408 ·
groundwater
0 health-based / 0 total violations (5 yrs)
· PFAS up to 23 ppt — above federal limit
Marana Municipal - Picture Rocks
PWSID AZ0410092 · serves 5,270 ·
groundwater
0 health-based / 0 total violations (5 yrs)
· PFAS up to 23 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology