Water Quality in Los Angeles, CA (91016)

EPA violation data for public water systems serving ZIP code 91016.

Past Health-Based Violations

10 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There is also 1 monitoring/reporting violation.

More violations than 68% of US ZIP codes.

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

41,140

Population

7

Water Systems

11

Violations (5yr)

10

Health-Based

Location

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Water Systems Serving This Area (7)

Griffith Park

Purchased surface water 9,000,000 people served
0 violations

Los Angeles-City, Dept. Of Water & Power

Surface water 3,875,566 people served
0 violations

Long Beach Utilities Department

Purchased surface water 466,772 people served
0 violations

Monrovia-City, Water Dept.

All resolved
Groundwater 37,931 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Trask Scout Reser.-Boy Scouts Of America

10 health-based
Surface water 80 people served
10 violations (5yr) · 10 health-based · All resolved

Helen M. Schroeder

Groundwater 30 people served
0 violations

Jolly Knight

Groundwater under influence of surface water 15 people served
0 violations

Contaminants Found

Surface Water Treatment RuleHealth-Based
10 violations
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2022

How Does This Compare?

Los Angeles (91016) has more violations than 68% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 11.

Fewer violations 68th 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.

Whole House Carbon Filter

A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.

Targets:Chlorine, Sediment, Taste & Odor

Look for:NSF/ANSI 42 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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