Water Quality in Oxnard, CA (93015)

EPA violation data for public water systems serving ZIP code 93015.

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

19,191

Population

15

Water Systems

7

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (15)

Oxnard Water Dept

Purchased surface water 200,232 people served
0 violations
Lead tested: 2.2 ppb (limit: 15 ppb)

Ventura Water Department

Surface water 113,500 people served
0 violations

Ventura Wwd No. 8 - Simi Valley

All resolved
Purchased surface water 94,738 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Cal American Water Co

All resolved
Purchased surface water 66,809 people served
1 violation (5yr) · All resolved
Lead tested: 3 ppb (limit: 15 ppb)

City Of Thousand Oaks Water Department

Purchased surface water 53,157 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Camarillo Water Dept

Purchased surface water 46,824 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Golden State Water Company - Simi Valley

Purchased surface water 45,128 people served
0 violations

Ventura Cwwd No. 1 - Moorpark

Purchased surface water 35,514 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Fillmore Water Dept

All resolved
Groundwater 16,419 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Rancho Sespe

Groundwater 500 people served
0 violations

Fillmore Irrigation Co

Groundwater 353 people served
0 violations

Elkins Ranch

1 health-based
Surface water 150 people served
2 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb)

San Cayetano Mutual Water Co

Groundwater 43 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Brownstone Water Co

Groundwater 26 people served
0 violations

Meadow Lake Apartments

1 health-based
Groundwater 22 people served
2 violations (5yr) · 1 health-based

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
4 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

2 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: Jul 2023

How Does This Compare?

Oxnard (93015) has more violations than 60% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 7.

Fewer violations 60th 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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