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EWG's Tap Water Database — 2021 UPDATE

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Pentane

Status: No national drinking water standard exists

 

Pentane is a volatile chemical found in gasoline and natural gas.

2017-2019:

FOUND

1

states detected

3

utilities detected

7,122

people served

States reporting pentane in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Texas37,122
MORE
LESS

Filtering technologies that reduce pentane

carbon filter icon

Activated Carbon

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Reverse Osmosis

Utilities with the highest amounts of pentane, 2017-2019

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
West Harris County Municipal Utility District 11Houston, TX1 of 117.0 ppb8,205
Lake Forest Utility DistrictHouston, TX2 of 214.5 ppb6,291
Mesa Grande Water Supply CorporationGranbury, TX2 of 212.3 ppb423
Benbrook Village Mobile Home ParkGlendale, TX1 of 14.16 ppb279
Bluff Dale Water Supply CorporationBluff Dale, TX1 of 13.25 ppb250
Sky Harbour Water Supply CorporationGranbury, TX1 of 12.96 ppb1,284
Clayton Water Supply Corporation Plant 3 and 7Clayton, TX1 of 12.79 ppb408
Lakeside Water Supply 2Colmesneil, TX1 of 12.70 ppb96
Lake Country AcresAustin, TX1 of 12.68 ppb462
Lake Medina ShoresPflugerville, TX1 of 12.50 ppb2,568
UtilityLocationTestsAverage levelPeople served