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WaterZen Rating

Lead levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

What about California Water Service - Dominguez? How much lead is in your drinking water? And how do those levels compare to other cities in the state? We examined data from hundreds of cities across the nation to understand and grade your water quality.

As you can see, California Water Service - Dominguez received the best-possible grade because the amounts of contaminants found in the water supply were better than the Public Health Goal and most other water providers we've analyzed.

According to California Water Service - Dominguez, water samples were taken in 2020 (view all: reporting years: 2017). For more details, you can download the annual water-quality report (also known as the Consumer Confidence Report) here.

To take more action to improve your water quality, check out our guides for the various water-testing and filtration options on the market: water pitchers, filtered water bottles, TDS meters, reverse-osmosis filters, under-sink filters, and whole-house water filters.

San Jose has multiple water providers: CalWater - Bakersfield, California Water Service - Dominguez, CalWater (California Water Service) - Visalia, California Water Service - San Mateo, Great Oaks Water, San Jose Water (Edenvale & Coyote Valley), California Water Service, City Of San Jose Water - North San Jose/Alviso, Cal Water - City Of King, California Water Service - Marysville, Cal Water - Oroville, and CalWater - Dixon, view all. This page provides water quality information for California Water Service - Dominguez.

A

WaterZen Rating

Lead levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

What about California Water Service - Dominguez? How much lead is in your drinking water? And how do those levels compare to other cities in the state? We examined data from hundreds of cities across the nation to understand and grade your water quality.

As you can see, California Water Service - Dominguez received the best-possible grade because the amounts of contaminants found in the water supply were better than the Public Health Goal and most other water providers we've analyzed.

According to California Water Service - Dominguez, water samples were taken in 2020 (view all: reporting years: 2017). For more details, you can download the annual water-quality report (also known as the Consumer Confidence Report) here.

To take more action to improve your water quality, check out our guides for the various water-testing and filtration options on the market: water pitchers, filtered water bottles, TDS meters, reverse-osmosis filters, under-sink filters, and whole-house water filters.

San Jose has multiple water providers: CalWater - Bakersfield, California Water Service - Dominguez, CalWater (California Water Service) - Visalia, California Water Service - San Mateo, Great Oaks Water, San Jose Water (Edenvale & Coyote Valley), California Water Service, City Of San Jose Water - North San Jose/Alviso, Cal Water - City Of King, California Water Service - Marysville, Cal Water - Oroville, and CalWater - Dixon, view all. This page provides water quality information for California Water Service - Dominguez.

Lead Levels in the Water

Lead contamination of drinking water most often occurs when service pipes corrode. Homes built before 1986 are more likely to have lead pipes, fixtures, and solder.

Lead

No amounts detected.

View details →
Lowest
Average
Highest
15
Legal limit
(MCL)
0
California Water ServiceDominguez

Ranking of California Cities

How does California Water Service - Dominguez quality compare to other cities in the state?

We compiled and analyzed the levels of contaminant in the water of cities throughout the state, averaged those two numbers for each city, and ranked them accordingly. The grade reflects how each city's overall water quality compares to other cities.

Ranking of Similarly-Sized US Cities

How does California Water Service - Dominguez quality compare to other cities with similar populations?

We've compiled and analyzed contaminant data from water providers which serve similar populations to California Water Service - Dominguez.

Ranking of Large US Cities

How does California Water Service - Dominguez quality compare to large US cities?

We've compiled and analyzed contaminant data from the largest water providers in the country (by population served).

Notice

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Please take all steps necessary to ascertain that information you receive from WaterZen is correct and has been verified. Double-check all information with independent sources.