Oakhurst Water Quality

Latest water quality information for Oakhurst, California

Last update on March 2025

Very bad

Unsafe water with serious health risks.

Exceeds 1 EPA limits and 5 recommended standards.

Water Provider

cal am - oakhurst

Owner Type

P (Private)

Population Served

3,416

Data Sources

2014-2022

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.

Total Dissolved Solids

546.70 ppm

1.1x

EPA limits: 500 ppm

Above EPA regulatory threshold

Potential Health Effects

Gastrointestinal issues

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

1.10 ppb

18.3x

Recommended: 0.0600 ppb

Above health-based recommendations

Potential Health Effects

Cancer

Dibromochloromethane

1 ppb

10.0x

Recommended: 0.1000 ppb

Above health-based recommendations

Potential Health Effects

Cancer

Total Thms

1.90 ppb

12.7x

Recommended: 0.1500 ppb

Above health-based recommendations

Potential Health Effects

Cancer

Uranium

9.30 ppb

21.6x

Recommended: 0.4300 ppb

Above health-based recommendations

Potential Health Effects

Cancer, kidney damage

Other Detected Contaminants

Contaminant	Detected Level	EPA Limit	Recommended	Status
Calcium	17.90 ppm	Not established	80 ppm	Within limits
Chloride	209.30 ppm	250 ppm	250 ppm	Within limits
Fluoride	370 ppb	4000 ppb	2000 ppb	Within limits
Gross Alpha Activity	6.30 pCi/L	15 pCi/L	15 pCi/L	Within limits
Magnesium	4.20 ppm	Not established	30 ppm	Within limits
Manganese	2.70 ppb	50 ppb	50 ppb	Within limits
Ph Level	7.50 pH units	8.50 pH units	8.50 pH units	Within limits
Specific Conductivity	453.40 µmhos/cm	Not established	800 µmhos/cm	Within limits
Sulfate	20.20 ppm	250 ppm	250 ppm	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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