Know Your Environment. Protect Your Health.

CONTAMINANT

tert-Amyl methyl ether

STATES DETECTED

1

serves

3,267

utilities detected

1

Overview

tert-Amyl methyl ether is an industrial chemical used as a gasoline additive.

understand filter technology

tert-Amyl methyl ether around the Country

UTILITIES WITH CONTAMINATION
State Utilities People Served
California13,267

Utilities with the highest amounts of tert-amyl methyl ether, 2021-2023

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
Lukins Brothers Water Company*South Lake Tahoe, CA1 of 300.0300 ppb3,267

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report tert-Amyl methyl ether, but it likely has the contaminant in its water supply.

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