Water Quality in Tucson, AZ (85726)

EPA violation data for public water systems serving ZIP code 85726.

No Health-Based Violations

None of the 24 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are6 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 57% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

0

24

Water Systems

6

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (24)

Tucson City Of

All resolved
Groundwater 732,906 people served
6 violations (5yr) · All resolved

Tucson Water Corona De Tucson

Groundwater 10,217 people served
0 violations
Lead tested: 0.78 ppb (limit: 15 ppb)

Tucson Water Dept

Groundwater 786 people served
0 violations

Tucson Water Dept

Groundwater 583 people served
0 violations

Logan Hills Water Co

Groundwater 102 people served
0 violations

Texaco/Ina Road Well

Groundwater 100 people served
0 violations

El Paso Natl Gas Co - Willcox

Groundwater 82 people served
0 violations

Kitt Peak National Obser

Surface water 50 people served
0 violations

Atlantic Richfield Dba

Groundwater 50 people served
0 violations

Tucson Water Cavsarp

Groundwater 50 people served
0 violations

Town Of Marana - Picture Rock 2

Groundwater 45 people served
0 violations

Kalil Bottling Co

Groundwater 24 people served
0 violations

El Paso Natl Gas-Station

Groundwater 24 people served
0 violations

El Paso Natl Gas-Vail System

Groundwater 22 people served
0 violations

El Paso Natl Gas-Maricopa

Groundwater 22 people served
0 violations

El Paso Natl Gas-Casa Grande

Groundwater 17 people served
0 violations

El Paso Natl Gas-Benson

Groundwater 16 people served
0 violations

El Paso Natl Gas-San Sim

Groundwater 12 people served
0 violations

Tucson Water Dept

Groundwater 12 people served
0 violations

Tucson Water Dept

Groundwater 12 people served
0 violations

El Paso Natl Gas-Bowie

Groundwater 7 people served
0 violations

El Paso Natl Gas-Wenden Comp

Groundwater 4 people served
0 violations

Tucson Water - Rincon Ranch Estates

Groundwater 0
0 violations

Tucson Water Police Fire Academy

Groundwater 0
0 violations

Contaminants Found

MethoxychlorMonitoring
1 violation
All resolved
BHC-GAMMAMonitoring
1 violation
All resolved
EndrinMonitoring
1 violation
All resolved
HeptachlorMonitoring
1 violation
All resolved
Heptachlor epoxideMonitoring
1 violation
All resolved
LASSOMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0.78 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Tucson (85726) has more violations than 57% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 6, most of which are monitoring/reporting issues.

Fewer violations 57th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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