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93437 ZIP Water Quality

Latest water quality information for ZIP Code 93437, California

Last update on March 2025

Very bad

Unsafe water with serious health risks.

Exceeds 3 EPA limits and 12 recommended standards.

Water Provider
lompoc-city water utility div
Owner Type
L (Local Government)
Population Served
40,415
Data Sources
2008-2023

Contaminants exceeding EPA limits

What it means: This refers to substances in the water that are found at levels higher than what the EPA allows. The EPA (Environmental Protection Agency) is a U.S. government agency that sets legal limits for harmful contaminants to protect public health. Exceeding these limits means the water may pose health risks based on federal safety standards.

Sulfate

364 ppm
1.5x
EPA limits: 250 ppm
Above EPA regulatory threshold

Potential Health Effects

Diarrhea

Total Dissolved Solids

828 ppm
1.7x
EPA limits: 500 ppm
Above EPA regulatory threshold

Potential Health Effects

Gastrointestinal issues

Turbidity

2.80 NTU
2.8x
EPA limits: 1 NTU
Above EPA regulatory threshold

Potential Health Effects

Infection risk

Contaminants exceeding recommended standards

What it means: This refers to substances in the water that are above health-based guidelines set by organizations such as the World Health Organization (WHO) and the U.S. Environmental Protection Agency (EPA). These standards, while not always legally enforceable, are based on scientific research to protect health. Exceeding them may indicate potential health concerns.

Bromodichloromethane

1.70 ppb
28.3x
Recommended: 0.0600 ppb
Above health-based recommendations

Potential Health Effects

Cancer

Bromoform

2.30 ppb
4.6x
Recommended: 0.5000 ppb
Above health-based recommendations

Potential Health Effects

Cancer

Calcium

84.20 ppm
1.1x
Recommended: 80 ppm
Above health-based recommendations

Potential Health Effects

None

Chloroform

1.30 ppb
3.2x
Recommended: 0.4000 ppb
Above health-based recommendations

Potential Health Effects

Cancer

Dibromochloromethane

2.20 ppb
22.0x
Recommended: 0.1000 ppb
Above health-based recommendations

Potential Health Effects

Cancer

Magnesium

43.40 ppm
1.4x
Recommended: 30 ppm
Above health-based recommendations

Potential Health Effects

Diarrhea

Sodium

98.10 ppm
4.9x
Recommended: 20 ppm
Above health-based recommendations

Potential Health Effects

Hypertension

Specific Conductivity

1150 µmhos/cm
1.4x
Recommended: 800 µmhos/cm
Above health-based recommendations

Potential Health Effects

None

Total Thms

6.20 ppb
41.3x
Recommended: 0.1500 ppb
Above health-based recommendations

Potential Health Effects

Cancer

Other Detected Contaminants

Contaminant Detected Level EPA Limit Recommended Status
Chloride 91.20 ppm 250 ppm 250 ppm Within limits
Color 1.10 CU 15 CU 15 CU Within limits
Fluoride 113 ppb 4000 ppb 2000 ppb Within limits
Ph Level 6.80 pH units 8.50 pH units 8.50 pH units Within limits
Potassium 2.80 ppb Not established 5000 ppb Within limits
No additional contaminants detected.

How to best protect from water pollution?

Reduce your water pollution exposure in California

Carbon Filter

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Reverse Osmosis

Reverse osmosis systems can remove up to 99% of dissolved contaminants from water including heavy metals, fluoride, nitrates, and arsenic.

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