Know Your Environment. Protect Your Health.
EWG Home Skin Deep Database Healthy Living App EWG Verified Open menu

EWG’s Tap
Water Database
Water Contamination Water Filter Guide Consumer Resources News & Insights
TAKE ACTION

CONTAMINANT

Paraquat

STATES DETECTED

2

serves

1,634

utilities detected

3

Overview

Paraquat is a highly toxic herbicide.

Want to remove
Paraquat from your water?

Try these filter technologies:

Activated Carbon, 

Reverse Osmosis, 

understand filter technology

Paraquat around the Country

UTILITIES WITH CONTAMINATION
State Utilities People Served
Nevada21,600
Arkansas134

Utilities with the highest amounts of paraquat, 2021-2023

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
Hawthorne Army DepotHawthorne, NV1 of 12.20 ppb300
Crestwood Mobile Home ParkMountain Home, AR1 of 71.86 ppb34
Wells Municipal Water DepartmentWells, NV1 of 30.733 ppb1,300
UtilityLocationTestsAverage levelPeople served

Know the Standards

Understand EWG’s guidelines on contaminants in your water.

view ewg’s standards

Take Action

Interested in supporting other causes? Learn more about our ongoing campaigns and how you can make a difference.

LEARN MORE

Need help finding a filter?

Discover top-rated filters that protect your family from harmful contaminants.

GET THE GUIDE

We’re in this together

Donate today and join the fight to protect our environmental health.

DONATE TODAY

Protect your water

Sign our petition to protect PFAS drinking water standards

TAKE ACTION