Water Quality in San Jose, CA (95926)

EPA violation data for public water systems serving ZIP code 95926.

No Health-Based Violations

None of the 22 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are3 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 43% of US ZIP codes.

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

40,567

Population

22

Water Systems

3

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (22)

Cal-Water Service Co.-Chico

Groundwater 114,925 people served
0 violations

South Feather W&P - Miners Ranch

Surface water 22,664 people served
0 violations

Chico Christian School

Groundwater 2,500 people served
0 violations

Mechoopda Casino

Groundwater 900 people served
0 violations
Lead tested: 0.5 ppb (limit: 15 ppb)

Rancho Esplanade Mhp

Groundwater 450 people served
0 violations

Shasta Elementary School

Groundwater 415 people served
0 violations

Butte Creek Estates Mutual Water Co

All resolved
Groundwater 399 people served
3 violations (5yr) · All resolved

Norval R Jessee

Groundwater 350 people served
0 violations

Gran Mutual Water Co

Groundwater 290 people served
0 violations

Shaffer S High Sierra Camp

Groundwater 131 people served
0 violations

Blue Oak Terrace Mutual

Groundwater 81 people served
0 violations

Windsong Apartments

Groundwater 72 people served
0 violations

Country Villa Apartments

Groundwater 64 people served
0 violations

Milan E Ward

Groundwater 50 people served
0 violations

George Stamm

Groundwater 50 people served
0 violations

Nelson Watts Water System

Groundwater 45 people served
0 violations

Beth Blasey

Groundwater 30 people served
0 violations

Csp California State Parks

Groundwater 25 people served
0 violations

Five Mile Dam Rec Area

Groundwater 25 people served
0 violations

Hooker Oak Rec Area

Groundwater 25 people served
0 violations

West Almanor Water Association

Groundwater 24 people served
0 violations

Yellow Creek Cg

Groundwater 24 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0.5 ppb measured Action level: 15 ppb

Sampled: Jul 2024

How Does This Compare?

San Jose (95926) has more violations than 43% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 3, most of which are monitoring/reporting issues.

Fewer violations 43th 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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