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EWG's Tap Water Database — 2021 UPDATE

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Perfluorobutane sulfonate (PFBS)

Camp Pendleton (North)

Perfluorobutane sulfonate (PFBS) is a member of a group of perfluorinated chemicals used in many consumer products. PFOS and other perfluorinated chemicals can cause serious health effects, including cancer, endocrine disruption, accelerated puberty, liver and immune system damage, and thyroid changes. These chemicals are persistent in the environment and they accumulate in people. Click here to read more about perfluorinated chemicals.

 

98

Samples

0

Samples exceeding legal limit (MCL)

23

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND30ND
2016N/A00N/A
2017ND180ND
20180.590 ppt413ND - 10.00 ppt
20194.14 ppt3320ND - 8.80 ppt

ppt = parts per trillion

State and national drinking water standards and health guidelines

EWG Health Guideline 1 ppt

The EWG Health Guideline of 1 ppt for perfluorobutane sulfonate was defined by EWG based on studies by Phillipe Grandjean of Harvard University and many other independent researchers who found reduced effectiveness of vaccines and adverse impacts on mammary gland development from exposure to PFOA and PFOS, the two PFAS most widely detected in drinking water. This health guideline applies to the entire class of PFAS detected in water.

ppt = parts per trillion

All test results

Date Lab ID Result
2014-08-18201408180339AMND
2014-08-18201408180341AMND
2014-08-18201408180347AMND
2015-02-13201502130638AMND
2015-02-13201502130636AMND
2015-02-13201502130640AMND
2017-08-095810-002-1156ND
2017-08-095810-003-1220ND
2017-09-075810-006-1240ND
2017-09-215810-002-1035ND
2017-09-215810-008-1036ND
2017-09-215810-005-1122ND
2017-09-215810-003-1055ND
2017-10-045810-008-1330ND
2017-10-105810-006-1102ND
2017-10-125810-003-1106ND
2017-10-125810-002-1046ND
2017-10-135810-005-1204ND
2017-10-275810-008-1140ND
2017-11-085810-003-1105ND
2017-11-085810-002-1040ND
2017-12-075810-002-1055ND
2017-12-075810-003-1135ND
2017-12-185810-009-1130ND
2018-01-105810-002-1230ND
2018-01-105810-003-1245ND
2018-02-145810-003-1130ND
2018-02-145810-002-1105ND
2018-03-205810-003-1300ND
2018-03-205810-002-1240ND
2018-04-095810-003-12259.80 ppt
2018-04-095810-002-120010.00 ppt
2018-04-135810-007-11204.40 ppt
2018-05-245810-003-1150ND
2018-05-245810-002-1130ND
2018-06-145810-002-1225ND
2018-06-145810-003-1210ND
2018-07-235810-003-0950ND
2018-07-235810-002-0900ND
2018-08-025810-006-1315ND
2018-08-025810-008-1345ND
2018-08-095810-009-1346ND
2018-08-095810-007-1416ND
2018-08-225810-008-1020ND
2018-08-225810-006-1008ND
2018-08-285810-003-1100ND
2018-08-285810-002-1035ND
2018-09-045810-009-1121ND
2018-09-045810-008-1100ND
2018-09-065810-007-1140ND
2018-09-065810-006-1100ND
2018-09-175810-007-1110ND
2018-09-175810-009-1131ND
2018-09-245810-002-1215ND
2018-09-245810-003-1230ND
2018-10-045810-007-1044ND
2018-10-045810-009-1117ND
2018-10-045810-006-1006ND
2018-10-045810-008-1025ND
2018-10-225810-002-1400ND
2018-10-225810-003-1345ND
2018-11-195810-002-1015ND
2018-11-195810-003-1030ND
2018-12-125810-002-1100ND
2018-12-125810-003-1120ND
2019-01-235810-002-1045ND
2019-01-235810-003-1100ND
2019-02-115810-002-1130ND
2019-02-115810-003-1200ND
2019-03-255810-003-1150ND
2019-03-255810-002-1130ND
2019-04-225810-003-1230ND
2019-04-225810-002-1205ND
2019-05-145810-003-1330ND
2019-05-145810-002-1345ND
2019-06-175810-002-10557.30 ppt
2019-06-175810-003-11206.80 ppt
2019-06-265810-006-12096.00 ppt
2019-06-265810-008-12237.10 ppt
2019-06-275810-009-11467.80 ppt
2019-07-235810-003-12107.70 ppt
2019-08-015810-008-11007.80 ppt
2019-08-015810-009-10365.40 ppt
2019-08-265810-002-11506.30 ppt
2019-08-265810-003-12156.50 ppt
2019-09-125810-006-10305.50 ppt
2019-09-245810-002-11106.20 ppt
2019-09-245810-003-11358.00 ppt
2019-10-105810-008-09428.80 ppt
2019-10-105810-009-1030ND
2019-10-105810-006-09306.30 ppt
2019-10-105810-007-1002ND
2019-10-145810-002-10457.10 ppt
2019-10-145810-003-11107.30 ppt
2019-11-125810-003-11057.70 ppt
2019-11-125810-002-10405.50 ppt
2019-12-115810-002-1045ND
2019-12-115810-003-11105.60 ppt