Water Quality in Santa Rosa, CA (95425)

EPA violation data for public water systems serving ZIP code 95425.

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

10,978

Population

28

Water Systems

7

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (28)

Santa Rosa, City Of

Groundwater 175,396 people served
0 violations

Petaluma, City Of

Groundwater 60,781 people served
0 violations

Rohnert Park, City Of

All resolved
Groundwater 43,821 people served
2 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Cloverdale, City Of

Groundwater under influence of surface water 10,398 people served
1 violation (5yr)

Palomino Lakes Mutual Water Co.

Groundwater 300 people served
0 violations

Rains Creek Water District

Groundwater 208 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Cloverdale Campground

Groundwater 100 people served
0 violations

South Cloverdale Water Company

1 health-based
Groundwater 90 people served
3 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) Copper tested: 2600 ppb (limit: 1300 ppb)

Redwood Empire Sawmill

Groundwater 80 people served
0 violations

Dimensions/Perler-Inactived

Groundwater 50 people served
0 violations

West Water Company

Groundwater 45 people served
0 violations

Clear Creek Water Company

Groundwater 40 people served
0 violations
Lead tested: 46 ppb (limit: 15 ppb)

C.J.'S Sports Bar & Grill

Groundwater 40 people served
0 violations

North Coast Wine Co.

Groundwater 39 people served
0 violations

J. Rickards Winery

All resolved
Groundwater 35 people served
1 violation (5yr) · All resolved

Dutcher Creek Village

Groundwater 28 people served
0 violations

Fritz Winery And Vineyard

Groundwater 26 people served
0 violations

Pastori Winery

Groundwater 25 people served
0 violations

Pat Paulsen Vineyards

Groundwater 25 people served
0 violations

Hot Rocks, Inc

Groundwater 25 people served
0 violations

Diamond Oak Winery

Groundwater 25 people served
0 violations

Clearwater Ranch

Groundwater 25 people served
0 violations

Redwood Payless

Groundwater 25 people served
0 violations

Redwood Payless Station

Groundwater 25 people served
0 violations

Duscho Water

Groundwater 20 people served
0 violations

Hiatt Road Mutual Water Company

Groundwater under influence of surface water 0
0 violations

Briarwood Mobile Home Park

Groundwater 0
0 violations

Preston Heights

Groundwater 0
0 violations

Contaminants Found

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

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved
ArsenicMonitoring

A naturally occurring element that can cause cancer and other health effects at high levels.

1 violation
All resolved
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: Jan 2025

Copper (Cu)

Exceeds limit
2600 ppb measured Action level: 1300 ppb

Sampled: Jan 2025

How Does This Compare?

Santa Rosa (95425) 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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