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EWG's Tap Water Database — 2019 UPDATE

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MTBE

NJ American Water - Atlantic County

MTBE was used as gasoline oxygenation additive to boost the octane number. In 2005, MTBE was replaced by ethanol as a gasoline additive. MTBE causes cancers in rats.

 

103

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20122.36 ppb147ND - 12.8 ppb
20133.16 ppb146ND - 24.3 ppb
20140.725 ppb242ND - 14.9 ppb
20152.05 ppb132ND - 16.2 ppb
20161.14 ppb142ND - 9.40 ppb
20170.629 ppb242ND - 8.10 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 13 ppb

The EWG Health Guideline of 13 ppb for MTBE was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2012-01-0615704201ND
2012-01-13157048012.50 ppb
2012-04-0516104801ND
2012-04-05161051012.10 ppb
2012-04-1117053101ND
2012-05-241673540112.8 ppb
2012-06-2218194201ND
2012-07-061683610111.0 ppb
2012-07-1216836701ND
2012-07-12168373011.30 ppb
2012-07-2017999001ND
2012-10-0519744601ND
2012-10-05197449011.20 ppb
2012-10-12197454012.10 ppb
2013-01-1120651001ND
2013-01-11206514010.700 ppb
2013-04-0521552701ND
2013-04-1021552101ND
2013-04-12215531010.900 ppb
2013-05-20219159010.800 ppb
2013-05-242191870124.3 ppb
2013-07-1222602201ND
2013-07-17226026010.600 ppb
2013-07-1722601101ND
2013-07-172260310116.9 ppb
2013-10-0823555901ND
2013-10-1123556601ND
2013-10-1123557001ND
2014-01-0324541201ND
2014-01-0324541601ND
2014-01-1424541901ND
2014-01-1424542901ND
2014-01-1424542401ND
2014-01-1424543401ND
2014-03-1124928001ND
2014-04-0425377401ND
2014-04-1125376901ND
2014-04-1725376101ND
2014-04-1725376501ND
2014-04-2125379301ND
2014-04-30253781012.50 ppb
2014-06-2025757601ND
2014-06-2325375801ND
2014-06-2525759601ND
2014-06-3026409001ND
2014-07-0126173401ND
2014-07-0126172201ND
2014-07-012575850114.9 ppb
2014-07-1726174101ND
2014-10-1027211401ND
2014-10-1027210901ND
2014-10-2427212001ND
2015-01-0227844301ND
2015-01-0227843501ND
2015-04-1728526301ND
2015-04-1728524701ND
2015-04-242852720116.2 ppb
2015-05-2729039201ND
2015-07-1029749601ND
2015-07-1029748501ND
2015-07-1029750301ND
2015-07-102975120110.5 ppb
2015-10-0230495801ND
2015-10-0230495301ND
2015-10-0230496401ND
2016-01-1131080201ND
2016-01-1331080901ND
2016-04-0131800501ND
2016-04-0131799301ND
2016-04-29318016016.60 ppb
2016-05-2732074501ND
2016-07-1232520901ND
2016-07-2232832601ND
2016-07-2232831601ND
2016-07-2232833301ND
2016-07-22328342019.40 ppb
2016-10-1433647401ND
2016-10-2733646801ND
2016-10-2833646301ND
2017-01-1634425301ND
2017-01-1634426301ND
2017-01-1634425701ND
2017-01-1634426701ND
2017-01-2034423901ND
2017-03-0735001101ND
2017-03-3134424601ND
2017-04-0535316301ND
2017-04-1735316001ND
2017-04-2835316501ND
2017-04-2835315501ND
2017-04-28353171018.10 ppb
2017-05-2435583301ND
2017-05-2635582701ND
2017-06-1435983601ND
2017-06-1435983301ND
2017-07-2136468801ND
2017-07-2136468001ND
2017-07-2136469501ND
2017-07-21364701017.00 ppb
2017-07-3135979501ND
2017-10-1337484801ND
2017-10-1337485901ND
2017-10-2737485301ND