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EWG's Tap Water Database — 2021 UPDATE

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2-Methylbutane

Status: No national drinking water standard exists

 

2-Methylbutane is a component of petroleum.

2017-2019:

FOUND

1

states detected

18

utilities detected

49,396

people served

States reporting 2-methylbutane in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Texas1849,396
MORE
LESS

Filtering technologies that reduce 2-methylbutane

Activated Carbon

Reverse Osmosis

Utilities with the highest amounts of 2-methylbutane, 2017-2019

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
West Harris County Municipal Utility District 11Houston, TX3 of 328.7 ppb8,205
Mesa Grande Water Supply CorporationGranbury, TX2 of 228.4 ppb423
Lake Forest Utility DistrictHouston, TX4 of 421.8 ppb6,291
Benbrook Village Mobile Home ParkGlendale, TX2 of 221.1 ppb279
Bluff Dale Water Supply CorporationBluff Dale, TX3 of 320.3 ppb250
Mesa Ridge SubdivisionAustin, TX1 of 116.2 ppb219
Louetta Road Utility District*Houston, TX5 of 57.64 ppb1,389
Northwest Harris County Municipal Utility District 23Bellaire, TX8 of 87.48 ppb3,528
Harris County Municipal Utility District 11Houston, TX2 of 27.30 ppb3,345
Happy Hill Farm AcademyGranbury, TX1 of 16.68 ppb238
Clayton Water Supply Corporation Plant 1Clayton, TX1 of 16.13 ppb78
Harris County Municipal Utility District 368Houston, TX3 of 35.97 ppb9,906
City of EdenEden, TX1 of 15.50 ppb2,766
Sky Harbour Water Supply CorporationGranbury, TX1 of 15.39 ppb1,284
Clayton Water Supply Corporation Plant 3 and 7Clayton, TX2 of 24.75 ppb408
Minerva Water Supply CorporationRockdale, TX7 of 74.47 ppb276
Lake Country AcresAustin, TX2 of 24.47 ppb462
Treichel Woods EstatesPinehurst, TX3 of 34.23 ppb183
Harris County Municipal Utility District 58Houston, TX2 of 24.15 ppb1,800
Red Oak TerracePinehurst, TX1 of 11.10 ppb156
City of Tomball*Tomball, TX1 of 11.10 ppb12,924

* 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 2-Methylbutane, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
City of Tomball*Tomball, TX1 of 11.10 ppb12,924

* 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 2-Methylbutane, but it likely has the contaminant in its water supply.