Water Quality in Merced, CA (95341)

EPA violation data for public water systems serving ZIP code 95341.

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

36,385

Population

13

Water Systems

5

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (13)

City Of Merced

Groundwater 93,692 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

City Of Los Banos

1 health-based
Groundwater 47,419 people served
2 violations (5yr) · 1 health-based

City Of Atwater

Groundwater 29,479 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Mcswain Elementary School

Groundwater 1,046 people served
0 violations
Lead tested: 6.6 ppb (limit: 15 ppb)

John Latoracca Correctional Facility

Groundwater 800 people served
1 violation (5yr)
Lead tested: 0.75 ppb (limit: 15 ppb)

Black Rascal Water Company

1 health-based
Groundwater 367 people served
2 violations (5yr) · 1 health-based
Lead tested: 32 ppb (limit: 15 ppb)

Schelby School

Groundwater 290 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Buhach Pentecost Hall

Groundwater 150 people served
0 violations

Plainsburg Elementary School

Groundwater 122 people served
0 violations
Lead tested: 3.1 ppb (limit: 15 ppb)

Yosemite Valley Beef Packing Co Inc

Groundwater 55 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Hopeton School

Groundwater 42 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Bac Pritchard, Inc

Groundwater 40 people served
0 violations

B.J. Mccrarys

Groundwater 25 people served
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
4 violations
Has active
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
Has active

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Merced (95341) has more violations than 53% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 5.

Fewer violations 53th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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