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EWG's Tap Water Database — 2021 UPDATE

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Isopropyl ether

Status: No national drinking water standard exists

 

Isopropyl ether is used as a solvent for resins, waxes and dyes.

2017-2019:

FOUND

1

states detected

1

utilities detected

74

people served

States reporting isopropyl ether in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
New Hampshire174
MORE
LESS

Filtering technologies that reduce isopropyl ether

Activated Carbon

Reverse Osmosis

Utilities with the highest amounts of isopropyl ether, 2017-2019

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Loon EstatesNorthwood, NH6 of 61.48 ppb74
Castaic Lake Water Agency*Santa Clarita, CA3 of 210.571 ppb0

* 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 Isopropyl ether, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served