Water Quality in Fresno, CA (93634)

EPA violation data for public water systems serving ZIP code 93634.

No Health-Based Violations

None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are2 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 36% of US ZIP codes.

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

31

Population

7

Water Systems

2

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (7)

City Of Fresno

Surface water 545,716 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

City Of Clovis

Surface water 130,130 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

China Peak Mountain Resort

Groundwater 200 people served
0 violations

Usfs/Jackass Meadow Campground

Surface water 120 people served
0 violations

Five Points Ranch

Groundwater 98 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Mono Hot Springs Resort

All resolved
Groundwater 85 people served
1 violation (5yr) · All resolved

Vermilion Valley Resort

All resolved
Groundwater 30 people served
1 violation (5yr) · All resolved

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Fresno (93634) has more violations than 36% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 2, most of which are monitoring/reporting issues.

Fewer violations 36th 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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