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

Butane

STATES DETECTED

1

serves

41,429

utilities detected

22

Overview

Butane is a component of natural gas. It can enter drinking water sources in areas where wastewater from natural gas or oil production contaminates soil and groundwater.

understand filter technology

Butane around the Country

UTILITIES WITH CONTAMINATION
State Utilities People Served
Texas2241,429

Utilities with the highest amounts of butane, 2021-2023

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
New Fairview MUD 1Dallas, TX2 of 2207.0 ppb537
Mesa Grande Water Supply CorporationGranbury, TX2 of 256.6 ppb405
Benbrook Village Mobile Home ParkGlendale, TX3 of 326.3 ppb357
Lake Forest Utility DistrictHouston, TX4 of 421.3 ppb7,106
Hillcrest North MUDDallas, TX2 of 212.3 ppb114
Louetta Road Utility District*Houston, TX2 of 210.5 ppb1,410
Clayton Water Supply Corporation Plant 3 and 7Clayton, TX3 of 310.4 ppb402
West Harris County Municipal Utility District 11Houston, TX1 of 110.00 ppb8,274
Lake Country AcresAustin, TX3 of 39.97 ppb570
Sky Harbour Water Supply CorporationGranbury, TX3 of 37.43 ppb1,248
Harris County Municipal Utility District 58Houston, TX3 of 37.00 ppb2,289
City of Warren CityGladewater, TX1 of 16.47 ppb411
Clayton Water Supply Corporation Plant 1Clayton, TX2 of 25.85 ppb78
Minerva Water Supply CorporationRockdale, TX2 of 25.50 ppb526
Ej Water CompanyLongview, TX2 of 24.85 ppb426
Hills of Oliver CreekPflugerville, TX2 of 23.00 ppb732
Jackson Water Supply CorporationTyler, TX2 of 22.95 ppb5,532
City Of Glen RoseGlen Rose, TX2 of 22.80 ppb2,444
Clayton Water Supply Corporation Plant 2Clayton, TX3 of 31.37 ppb762
Harleton Water Supply CorporationHarleton, TX1 of 11.30 ppb5,040
City of East MountainGilmer, TX1 of 10.800 ppb2,235
The Retreat Water SupplyPflugerville, TX1 of 10.500 ppb531

* 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 Butane, 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