Water Contaminants in Athol, Idaho Municipal Water

Based on studies conducted by the Environmental Protection Agency (EPA) and reported on by the Environmental Working Group (EWG), there are 5 total water contaminants in Athol, Idaho municipal water. Of these water contaminants, 4 exceeded EWG Health Guidelines.

ATHOL WATER CONTAMINANTS

• Arsenic: 2.61 ppb (EWG HEALTH GUIDELINE: 0.004 ppb)*
• Nitrate: 0.711 ppm (EWG HEALTH GUIDELINE: 0.14 ppm)*
• Radium, combined (-226 and -228): 0.25 pCi/L (EWG HEALTH GUIDELINE: 0.05 pCi/L)*
• Uranium: 1.44 pCi/L (EWG HEALTH GUIDELINE: 0.43 pCi/L)*
• Nitrate and Nitrite: 0.164 ppm (EWG HEALTH GUIDELINE: 0.14 ppm)

*Above EWG Health Guidelines

EFFECTIVE METHODS OF FILTRATION

• Arsenic: Reverse Osmosis (RO), Ion Exchange
• Nitrate: Reverse Osmosis (RO), Ion Exchange
• Radium, combined (-226 and -228): Reverse Osmosis (RO), Ion Exchange
• Uranium: Reverse Osmosis (RO), Ion Exchange
• Nitrate and Nitrite: Reverse Osmosis (RO), Ion Exchange

COMPLIMENTARY WATER ANALYSIS

If you’re located in Athol and you’re concerned about your water quality, we offer complimentary in-home water testing. We also provide lab-certified water testing for purchase if you would like to test your water yourself.

SOURCE

Environmental Working Group (EWG) “EWG’s Tap Water Database: What’s in Your Drinking Water?” 2024 https://www.ewg.org/tapwater/   

Published on: 4/13/2026

Last updated on: 4/13/2026