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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

Tert-Amyl-Methyl Ether


Status: Unregulated - EPA has not established a maximum legal limit in tapwater for this contaminant.

Tert-Amyl-Methyl Ether (TAME) is a synthetic chemical with billions of pounds produced annually; it is used as an oxygenated gasoline additive similar to MTBE, and is a potential groundwater contaminant from leaks of stored gasoline.

 
Detected
Found above
health guidelines
Found above
legal limit
States
1
-
-
Water utilities
1
-
-
People Served
3,300
-
-

Tert-Amyl-Methyl Ether Exposure by State

Water utilities in 1 states have reported detecting Tert-Amyl-Methyl Ether in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.

StateWater Suppliers with Tert-Amyl-Methyl Ether contamination
SystemsPopulation
California13,300
Total13,300

The Most Polluted Communities

1 water utilities reported detecting Tert-Amyl-Methyl Ether in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Tert-Amyl-Methyl Ether level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Yosemite Spring Park Util Co
Coarsegold, CA
3,3003 of 700.03 ppb
(0 to 0.7 ppb)

Testing Summary for Tert-Amyl-Methyl Ether

Are tests routinely required for Tert-Amyl-Methyl Ether by federal law?No
Water suppliers reporting tests for Tert-Amyl-Methyl Ether (2004-2009):1,873 of 47,576
Average testing rate for water supplier reporting tests (2004-2009):1.2 per year