Is Twin Falls Tap Water Safe to Drink?

Last Update12:05 am, September 21, 2020

The estimated price of bottled water

$0.85 in USD (1.5-liter)

Can You Drink Tap Water in Twin Falls?

Yes, tap water is drinkable.

There was no general information available in WHO data about safely managed drinking water in Idaho. You may check the rate of travelers and residents of Twin Falls water quality.


If you have ever wondered about the quality of water you are drinking or bathing in, you may have some concerns about the safety of Twin Falls, Idaho''s drinking water. The Idaho Department of Health does not consider Twin Falls drinking water to be unsafe, but they do recommend that you shower after a bath in it.

There are certain types of pollutants and contaminants in our water supply that you need to watch out for. These may include the following: Chlorine, VOCs, lead, ammonia and other organic chemicals. The following article will focus on what you should do if you have a concern about your drinking water.

In an investigation done by the Idaho Health Department, Twin Falls had the highest number of complaints from residents. This area is very close to the Idaho-Oregon border.

The Idaho Health Department recommends that you contact them immediately if you suspect your drinking water is contaminated with lead. In their opinion, the bes

What Do People In Idaho Think About The Tap Water?

Travelers and residents of Idaho have rated the water quality and pollution as follows, according to subjective survey data. A score of 100% is considered very high, and a score of 0% is very low. Please be cautious that "moderate to very high" water pollution is bad and the higher the rate of water quality the better.

Tap water ratings

  • Drinking Water Pollution and Inaccessibility 37% Low
  • Water Pollution 49% Moderate
  • Drinking Water Quality and Accessibility 63% High
  • Water Quality 51% Moderate


City of Twin Falls

EWG's drinking water quality report shows results of tests conducted by the water utility and provided to the Environmental Working Group by the Idaho Department of Environmental Quality, as well as information from the U.S. EPA Enforcement and Compliance History database (ECHO). For the latest quarter assessed by the U.S. EPA (January 2019 - March 2019), tap water provided by this water utility was in compliance with federal health-based drinking water standards.

Utility details

  • Serves: 46000
  • Data available: 2012-2017
  • Data Source: Groundwater
  • Total: 10

Contaminants That Exceed Guidelines

  • Arsenic
  • Chromium (hexavalent)
  • Nitrate
  • Total trihalomethanes (TTHMs)

Other Detected Contaminants

  • Chlorate
  • Chlorodifluoromethane
  • Haloacetic acids (HAA5)
  • Molybdenum
  • Strontium
  • Vanadium


Always take extra precautions, the water may be safe to drink when it leaves the sewage treatment plant but it may pick up pollutants during its way to your tap. We advise that you ask locals or hotel staff about the water quality. Also, note that different cities have different water mineral contents.

Sources and Resources

Check tap water safety for other cities in Idaho

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