Phoenix

Maricopa County, Arizona

94 Excellent

Water Quality Score

94/100

Grade

Water Systems

Population

1.6M

Key Contaminants

Radium-226 Violation

10.5154 / 5 pCi/L

0 pCi/L MCL: 5 pCi/L

Barium

1.9358 / 2 mg/L

0 mg/L MCL: 2 mg/L

Nitrite

0.956 / 1 mg/L

0 mg/L MCL: 1 mg/L

Radium-228

4.6889 / 5 pCi/L

0 pCi/L MCL: 5 pCi/L

Perchlorate

37.9676 / 56 μg/L

0 μg/L MCL: 56 μg/L

Copper

0.8103 / 1.3 mg/L

0 mg/L MCL: 1.3 mg/L

Lead

8.2791 / 15 μg/L

0 μg/L MCL: 15 μg/L

Trichloroethylene (TCE)

2.4634 / 5 μg/L

0 μg/L MCL: 5 μg/L

Water Systems Serving Phoenix (2)

100

City of Phoenix Water Services

AZ0410001 Phoenix, AZ

1,626,078 served

Salt River Project Water Services

AZ0410002 Phoenix, AZ

800,000 served

Check Your Specific Address

Water quality can vary by neighborhood in Phoenix.

Search by ZIP Code Find the exact water system serving your home. See Top Contaminants Learn about health risks of common pollutants. View Arizona Overview Compare with other cities in the state.

← Arizona Maricopa County Contaminants