Scottsdale

Maricopa County, Arizona

37 Poor

Water Quality Score

37/100

Grade

Water Systems

Population

241,361

Key Contaminants

Nitrate Violation

21.6079 / 10 mg/L

0 mg/L MCL: 10 mg/L

Chromium (Total) Violation

150.5672 / 100 μg/L

0 μg/L MCL: 100 μg/L

Haloacetic Acids (HAA5)

49.9976 / 60 μg/L

0 μg/L MCL: 60 μg/L

Chlorine

2.6443 / 4 mg/L

0 mg/L MCL: 4 mg/L

PFOS (Perfluorooctane Sulfonate)

0.0025 / 0.004 μg/L

0 μg/L MCL: 0.004 μg/L

Nitrite

0.6221 / 1 mg/L

0 mg/L MCL: 1 mg/L

Lead

3.3451 / 15 μg/L

0 μg/L MCL: 15 μg/L

Copper

0.2059 / 1.3 mg/L

0 mg/L MCL: 1.3 mg/L

Water quality can vary by neighborhood in Scottsdale.