Porterville, California

Porterville, California Porterville, California

What is the Water Quality in Porterville, California?

Compared to other US cities over 50,000, Porterville water quality ranks in the high range for contamination excluding Lead.

Most of their 30 contaminants have cancer-causing attributes.

  • Arsenic is at high levels: 49x health guidelines.

Let’s look closer at what’s in Porterville water.

What’s in Porterville water?

Here are the top 5 chemical compounds in your water and what health issues they can potentially cause:

  1. Arsenic – Potential effect: Cancer
  2. Bromodichloromethane – Potential effect: Cancer
  3. Hexavalent Chromium – Potential effect: Cancer
  4. Haloacetic acids (HAA5) – Potential effect: Cancer
  5. Total trihalomethanes – Potential effect: Cancer

These are five of the 30 contaminants analyzed by the Environmental Working Group (ewg.org).

12 of these contaminants are rated as exceeding EWG Health Guidelines.

Does Porterville have Lead contamination?

No, Porterville does not currently have lead in its water. The most recent Lead samples collected from 2014 through 2016 showed concentrations of 0.0 parts per billion.

The legal limit for lead is 15 parts per billion. Being well-below this level is a good thing.

Concentrations between 3.8 ppb and 15 ppb put a formula-fed baby at risk of elevated blood lead levels. Read more about the symptoms of Lead in water.

There is no safe level of lead for humans.

The good news is that 99.99% of the lead can be filtered out.

See the What Can You Do? section below to learn how to filter out contaminants.

Where does Porterville’s water come from?

Porterville’s water comes from the Porter Slough watershed.

The only assessed water source in the Porter Slough watershed is in Unknown condition.

Ideally, a water source would be Known and rated in Good condition.

Whether a water source is in Impaired or Good condition refers to the quality of three uses:

  1. Aquatic Life
  2. Fish and Shellfish Consumption
  3. Recreation

Learn more from How’s My Waterway

See below for what you can do to improve Porterville’s water.

Conclusion – What Can You Do?

Information about water quality in Porterville can be surprising.

But there’s no reason to lose hope. There are things you can do in your home as well as things you can do at a community level.

In Your Home:
Take Control of Your Water with Berkey Filters

  • Use Berkey filters with activated carbon to filter out at least 81% of contaminants in your drinking water. (Berkey Light and Travel Berkey are the only types available in California.)
    • Berkey filters can also remove up to 99.99% of Lead in Porterville water.
    • Brita can filter 14 contaminants and Lead depending on the filter.
    • Note: We may receive a commission if you decide to purchase filters through links on this page.
  • To filter out 26 of the 30 contaminants, consider a Reverse Osmosis water filtration system for your house.
    • These are more expensive than pitchers to purchase, but are much more effective.
    • They have the benefit of filtering out heavy hitters like:

*Chlorination is an effective method of disinfecting/treating drinking water. You can then use a water filter to reduce the effects of chlorination byproducts to get the safest, cleanest water possible.

In Your Community:

Contact your local government officials and put pressure on them to invest in cleaner waterways and upgraded city water filtration and treatment.

Go to: http://www.ci.porterville.ca.us/ to find contact information for your local officials.

Water Quality in Other California Cities

California Water Quality Page

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