Water Quality in Santa Maria, CA (93463)

EPA violation data for public water systems serving ZIP code 93463.

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

8,130

Population

19

Water Systems

9

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (19)

City Of Santa Maria Utilities Department

Purchased surface water 109,477 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

City Of Santa Barbara Water Department

Surface water 98,872 people served
0 violations

Goleta Water District

Surface water 84,462 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Lompoc-City Water Utility Div

Surface water 40,473 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Golden State Water Company - Orcutt

All resolved
Purchased surface water 34,102 people served
1 violation (5yr) · All resolved

Solvang Water Division

All resolved
Purchased surface water 6,126 people served
1 violation (5yr) · All resolved

Los Prietos Complex

Groundwater 845 people served
1 violation (5yr)
Lead tested: 0 ppb (limit: 15 ppb)

Usfs - Wheeler Gorge Campground

All resolved
Groundwater 500 people served
1 violation (5yr) · All resolved

Rancho Marcelino Water

Groundwater 240 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

The Ranch Church

Groundwater 204 people served
0 violations

Flag Is Up Farms

Groundwater 150 people served
0 violations

Rusack Vineyards

Groundwater 110 people served
0 violations

Firestone Vineyard

Groundwater 68 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Walking M Ranches

Groundwater 54 people served
2 violations (5yr)

Chalk Hill Estates Hoa

Groundwater 38 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Mesa Hills Mutual Water Company

Groundwater 34 people served
0 violations

Usfs - Chuchupate Ranger Station

1 health-based
Groundwater 26 people served
3 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb)

Foley Estates Winery

Groundwater 25 people served
0 violations

Chalk Hill Mwc

Groundwater 25 people served
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
Has active
NitrateMonitoring

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

2 violations
All resolved
Lead and Copper RuleMonitoring

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

2 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved
E. COLIMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Santa Maria (93463) has more violations than 65% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 9.

Fewer violations 65th 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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