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EWG's Tap Water Database — 2021 UPDATE

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Benzene

Los Angeles Department of Water and Power

Benzene is a known human carcinogen. It also damages blood cells and the nervous system. Emissions from petroleum processing, hazardous waste landfills and underground storage tanks contaminate drinking water with benzene. Read More.

To protect against cancer risks, California set a public health goal for benzene in drinking water at 0.15 parts per billion, 30 times lower than the federal legal limit of 5 parts per billion.

Click here to read more about carcinogenic VOCs.

 

451

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND1210ND
2015ND1140ND
2016ND680ND
2017ND470ND
2018ND460ND
2019ND550ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.15 ppb

The EWG Health Guideline of 0.15 ppb for benzene 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.

EPA Maximum Contaminant
Level (MCL) 5 ppb

The legal limit for benzene, established in 1987, was based on analytical detection limits at the time that the standard was set. This limit may not fully protect against the risk of cancer due to benzene exposure.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-071200-205-1110ND
2014-01-101200-133-0705ND
2014-01-141200-133-1250ND
2014-01-141200-205-1055ND
2014-01-211200-133-0730ND
2014-01-211200-205-1105ND
2014-01-281200-133-1145ND
2014-01-281200-205-0805ND
2014-02-041200-133-1115ND
2014-02-041200-205-0730ND
2014-02-111200-133-1145ND
2014-02-111200-205-0900ND
2014-02-181200-133-1200ND
2014-02-181200-205-1000ND
2014-02-251200-133-1230ND
2014-02-251200-205-0745ND
2014-02-261200-011-1215ND
2014-02-261200-133-1215ND
2014-02-271200-159-0850ND
2014-03-041200-133-1230ND
2014-03-041200-205-0815ND
2014-03-111200-133-0710ND
2014-03-111200-205-1000ND
2014-03-181200-133-0700ND
2014-03-181200-205-1115ND
2014-03-251200-133-0700ND
2014-03-251200-205-1045ND
2014-03-311200-159-1145ND
2014-04-011200-133-0620ND
2014-04-011200-205-0945ND
2014-04-081200-133-0650ND
2014-04-081200-205-1130ND
2014-04-151200-133-0650ND
2014-04-151200-205-1115ND
2014-04-221200-133-1130ND
2014-04-221200-205-1105ND
2014-04-291200-133-0700ND
2014-04-291200-205-1015ND
2014-05-061200-133-1220ND
2014-05-061200-205-1100ND
2014-05-131200-133-1145ND
2014-05-131200-205-1100ND
2014-05-141200-011-1115ND
2014-05-141200-133-1105ND
2014-05-201200-133-0615ND
2014-05-201200-205-1110ND
2014-05-271200-133-0615ND
2014-05-271200-205-1105ND
2014-05-301200-159-1010ND
2014-06-031200-133-1225ND
2014-06-031200-205-0720ND
2014-06-101200-133-0645ND
2014-06-101200-205-0650ND
2014-06-171200-133-1200ND
2014-06-171200-205-0725ND
2014-06-241200-133-0625ND
2014-06-241200-205-0655ND
2014-06-271200-159-1135ND
2014-07-011200-133-1240ND
2014-07-011200-205-0720ND
2014-07-081200-133-1205ND
2014-07-081200-205-0700ND
2014-07-151200-133-1305ND
2014-07-151200-205-0700ND
2014-07-221200-133-0640ND
2014-07-221200-205-1055ND
2014-07-251200-159-1050ND
2014-07-291200-133-0715ND
2014-07-291200-205-1120ND
2014-08-051200-133-0700ND
2014-08-051200-205-1100ND
2014-08-121200-011-1030ND
2014-08-121200-133-0640ND
2014-08-121200-205-1055ND
2014-08-191200-133-0645ND
2014-08-191200-205-1015ND
2014-08-201200-133-0900ND
2014-08-261200-133-1145ND
2014-08-261200-159-0945ND
2014-08-261200-205-0625ND
2014-09-021200-133-1200ND
2014-09-021200-205-1010ND
2014-09-091200-133-1140ND
2014-09-091200-205-1105ND
2014-09-161200-133-1115ND
2014-09-161200-205-0650ND
2014-09-231200-133-1115ND
2014-09-231200-205-0720ND
2014-09-291200-159-1050ND
2014-09-301200-133-1115ND
2014-09-301200-205-0650ND
2014-10-071200-133-1230ND
2014-10-071200-205-0915ND
2014-10-141200-133-0635ND
2014-10-141200-205-1045ND
2014-10-211200-133-1245ND
2014-10-211200-205-0945ND
2014-10-281200-133-1135ND
2014-10-281200-205-0930ND
2014-11-041200-133-0630ND
2014-11-041200-205-0900ND
2014-11-111200-133-0630ND
2014-11-111200-159-0905ND
2014-11-111200-205-0745ND
2014-11-121200-011-1240ND
2014-11-181200-133-0935ND
2014-11-181200-133-1215ND
2014-11-181200-205-1110ND
2014-11-251200-133-1115ND
2014-11-251200-205-1130ND
2014-12-021200-133-1145ND
2014-12-021200-205-1040ND
2014-12-091200-133-1130ND
2014-12-091200-205-1125ND
2014-12-161200-133-1145ND
2014-12-161200-205-0700ND
2014-12-231200-133-1000ND
2014-12-231200-205-0700ND
2014-12-301200-133-1200ND
2014-12-301200-205-0655ND
2014-12-311200-159-1200ND
2015-01-061200-133-1205ND
2015-01-061200-205-0645ND
2015-01-131200-133-1200ND
2015-01-131200-205-0700ND
2015-01-201200-133-1210ND
2015-01-201200-205-0710ND
2015-01-261200-159-0950ND
2015-01-271200-133-0620ND
2015-01-271200-205-0655ND
2015-02-031200-133-1225ND
2015-02-031200-205-0910ND
2015-02-101200-133-0650ND
2015-02-101200-205-0740ND
2015-02-111200-133-0825ND
2015-02-171200-133-1330ND
2015-02-171200-205-1135ND
2015-02-191200-011-0845ND
2015-02-241200-133-0640ND
2015-02-241200-159-0940ND
2015-02-241200-205-1200ND
2015-03-031200-133-0625ND
2015-03-031200-205-0915ND
2015-03-101200-133-0610ND
2015-03-101200-205-0750ND
2015-03-171200-133-0815ND
2015-03-171200-205-0735ND
2015-03-241200-133-0645ND
2015-03-241200-205-1300ND
2015-03-311200-133-0950ND
2015-03-311200-205-0715ND
2015-04-071200-133-1245ND
2015-04-071200-205-1050ND
2015-04-141200-133-1220ND
2015-04-141200-205-1125ND
2015-04-211200-133-1355ND
2015-04-211200-205-1040ND
2015-04-281200-133-1210ND
2015-04-281200-205-1120ND
2015-05-051200-133-0945ND
2015-05-051200-205-1200ND
2015-05-071200-159-1105ND
2015-05-121200-133-1420ND
2015-05-121200-205-1210ND
2015-05-191200-011-0900ND
2015-05-191200-133-0620ND
2015-05-191200-133-1100ND
2015-05-191200-205-1310ND
2015-05-261200-133-1300ND
2015-05-261200-205-1200ND
2015-06-021200-133-1045ND
2015-06-021200-205-1015ND
2015-06-091200-133-0655ND
2015-06-091200-205-0945ND
2015-06-161200-133-0700ND
2015-06-161200-205-1000ND
2015-06-191200-159-0900ND
2015-06-231200-133-0650ND
2015-06-231200-205-0930ND
2015-06-301200-133-1050ND
2015-06-301200-205-0900ND
2015-07-161200-159-0950ND
2015-08-041200-011-1040ND
2015-08-041200-133-0635ND
2015-08-041200-133-0645ND
2015-08-041200-205-1200ND
2015-08-111200-133-0645ND
2015-08-111200-205-1115ND
2015-08-181200-133-1040ND
2015-08-181200-205-0835ND
2015-08-201200-159-1000ND
2015-08-251200-133-1235ND
2015-08-251200-205-1200ND
2015-09-011200-133-0700ND
2015-09-011200-205-1100ND
2015-09-081200-133-0740ND
2015-09-081200-205-0715ND
2015-09-151200-133-0730ND
2015-09-151200-205-1000ND
2015-09-221200-133-1350ND
2015-09-221200-205-1100ND
2015-09-281200-159-1000ND
2015-09-291200-133-0855ND
2015-09-291200-205-1240ND
2015-10-061200-133-0830ND
2015-10-061200-205-1030ND
2015-10-131200-133-0745ND
2015-10-131200-205-0915ND
2015-10-161200-133-1020ND
2015-10-201200-133-0805ND
2015-10-201200-205-1155ND
2015-10-271200-133-0650ND
2015-10-271200-205-1040ND
2015-10-301200-159-1050ND
2015-11-031200-133-0800ND
2015-11-031200-205-1100ND
2015-11-051200-011-1005ND
2015-11-051200-133-0755ND
2015-11-101200-133-0745ND
2015-11-101200-205-1200ND
2015-11-171200-133-0730ND
2015-11-171200-205-0955ND
2015-11-241200-133-0745ND
2015-11-241200-205-1020ND
2015-11-271200-159-0930ND
2015-12-011200-133-0720ND
2015-12-011200-205-1200ND
2015-12-081200-133-0630ND
2015-12-081200-205-1030ND
2015-12-151200-133-0705ND
2015-12-151200-205-1010ND
2015-12-221200-133-0750ND
2015-12-221200-205-0730ND
2015-12-291200-133-0700ND
2015-12-291200-205-1050ND
2016-01-051200-133-0650ND
2016-01-051200-205-1030ND
2016-01-121200-133-1115ND
2016-01-121200-205-0655ND
2016-01-131200-159-1040ND
2016-01-191200-133-0650ND
2016-01-191200-205-1240ND
2016-01-201200-133-0800ND
2016-01-261200-133-1100ND
2016-01-261200-205-1230ND
2016-02-021200-133-0945ND
2016-02-021200-205-1210ND
2016-02-031200-211-1005ND
2016-02-091200-133-0930ND
2016-02-091200-133-1130ND
2016-02-091200-205-0735ND
2016-02-101200-211-1045ND
2016-02-161200-133-1040ND
2016-02-161200-205-0920ND
2016-02-171200-211-1130ND
2016-02-241200-011-1215ND
2016-02-241200-211-1125ND
2016-02-271200-159-0840ND
2016-03-291200-159-1000ND
2016-04-191200-159-0945ND
2016-05-051200-205-0845ND
2016-05-121200-205-0840ND
2016-05-171200-205-1300ND
2016-05-241200-205-1320ND
2016-05-251200-011-1135ND
2016-05-251200-133-1210ND
2016-05-261200-159-1015ND
2016-05-311200-205-1205ND
2016-06-071200-205-1330ND
2016-06-141200-205-1300ND
2016-06-211200-205-1310ND
2016-06-281200-205-1140ND
2016-07-051200-205-1240ND
2016-07-121200-205-0705ND
2016-07-191200-205-0855ND
2016-07-211200-205-1225ND
2016-07-261200-205-0835ND
2016-08-021200-205-0735ND
2016-08-091200-205-0840ND
2016-08-171200-011-1010ND
2016-08-231200-133-1005ND
2016-08-231200-205-1100ND
2016-08-301200-205-0710ND
2016-09-061200-205-0725ND
2016-09-131200-205-1045ND
2016-09-201200-205-0930ND
2016-09-281200-205-1250ND
2016-10-041200-205-0945ND
2016-10-111200-205-1020ND
2016-10-181200-205-0640ND
2016-10-251200-205-1015ND
2016-11-011200-205-0730ND
2016-11-081200-205-0740ND
2016-11-151200-205-0830ND
2016-11-211200-133-1115ND
2016-11-221200-205-1050ND
2016-11-291200-011-0845ND
2016-11-291200-159-1005ND
2016-11-291200-205-1100ND
2016-12-061200-205-1115ND
2016-12-131200-205-0825ND
2016-12-201200-205-1100ND
2016-12-301200-205-1030ND
2017-01-031200-205-1040ND
2017-01-101200-205-1005ND
2017-01-171200-205-1325ND
2017-01-241200-205-1205ND
2017-01-301200-159-1015ND
2017-01-311200-205-1100ND
2017-02-071200-205-1150ND
2017-02-141200-205-1230ND
2017-02-161200-159-0940ND
2017-02-211200-011-1140ND
2017-02-211200-133-1210ND
2017-02-211200-205-1235ND
2017-02-281200-205-1310ND
2017-03-071200-205-1315ND
2017-03-101200-159-0920ND
2017-03-141200-205-1226ND
2017-03-211200-205-1237ND
2017-03-281200-205-1205ND
2017-04-041200-205-1219ND
2017-04-111200-205-1125ND
2017-04-181200-205-0810ND
2017-04-251200-205-0830ND
2017-05-021200-205-1102ND
2017-05-091200-011-0940ND
2017-05-091200-205-1057ND
2017-05-161200-205-1106ND
2017-05-171200-133-0941ND
2017-05-231200-205-1049ND
2017-05-301200-205-1136ND
2017-06-061200-205-1058ND
2017-06-131200-205-1046ND
2017-06-201200-205-1010ND
2017-06-221200-159-0830ND
2017-06-271200-205-1040ND
2017-07-041200-205-1014ND
2017-07-101200-159-1135ND
2017-07-111200-205-1140ND
2017-07-121200-205-1000ND
2017-07-181200-205-1125ND
2017-08-011200-133-0940ND
2017-08-211200-011-1010ND
2017-08-291200-159-1215ND
2017-09-271200-159-1030ND
2017-10-201200-159-1000ND
2017-11-031200-159-1050ND
2017-11-201200-011-1000ND
2017-11-201200-133-1040ND
2018-01-301200-205-1229ND
2018-02-061200-011-1040ND
2018-02-061200-205-1331ND
2018-02-071200-133-0930ND
2018-02-131200-205-0936ND
2018-02-201200-205-1218ND
2018-03-061200-205-1304ND
2018-03-131200-205-1145ND
2018-03-201200-205-1104ND
2018-04-031200-205-1400ND
2018-04-101200-205-1217ND
2018-04-171200-205-1114ND
2018-04-241200-205-1041ND
2018-05-011200-205-0747ND
2018-05-081200-133-0736ND
2018-05-081200-205-1058ND
2018-05-151200-205-1107ND
2018-05-221200-205-1006ND
2018-05-231200-011-0925ND
2018-05-291200-205-1150ND
2018-06-051200-205-1020ND
2018-06-121200-205-1120ND
2018-06-191200-205-1107ND
2018-06-261200-205-1221ND
2018-07-031200-205-0833ND
2018-07-101200-205-0815ND
2018-07-171200-205-1026ND
2018-07-241200-205-1121ND
2018-08-071200-205-1012ND
2018-08-141200-205-0849ND
2018-08-161200-011-0940ND
2018-08-161200-133-0747ND
2018-09-111200-205-0812ND
2018-09-181200-205-1247ND
2018-09-251200-205-1016ND
2018-10-021200-205-0952ND
2018-10-091200-205-1242ND
2018-10-161200-205-0942ND
2018-10-231200-205-0748ND
2018-10-301200-205-0712ND
2018-11-061200-011-0842ND
2018-11-151200-133-0917ND
2018-12-041200-205-0820ND
2018-12-111200-205-1400ND
2018-12-181200-205-0948ND
2018-12-251200-205-1108ND
2019-01-011200-205-0907ND
2019-01-081200-205-0945ND
2019-01-151200-205-0944ND
2019-01-221200-205-1210ND
2019-01-291200-205-1140ND
2019-02-051200-205-1155ND
2019-02-111200-133-1011ND
2019-02-121200-205-1153ND
2019-02-131200-011-1115ND
2019-02-191200-205-1315ND
2019-02-261200-205-1006ND
2019-03-051200-205-0927ND
2019-03-121200-205-1030ND
2019-03-191200-205-0930ND
2019-03-261200-205-0745ND
2019-04-021200-205-0904ND
2019-04-091200-205-1215ND
2019-04-161200-205-0858ND
2019-04-231200-205-1135ND
2019-04-301200-205-1136ND
2019-05-071200-205-0939ND
2019-05-141200-205-0838ND
2019-05-211200-011-1012ND
2019-05-221200-133-0945ND
2019-05-221200-205-1400ND
2019-05-281200-205-1114ND
2019-06-041200-205-1017ND
2019-06-111200-205-1100ND
2019-06-181200-205-1007ND
2019-07-021200-205-0955ND
2019-07-091200-205-0950ND
2019-07-161200-205-1106ND
2019-07-231200-205-1212ND
2019-07-301200-205-1220ND
2019-08-061200-205-1000ND
2019-08-121200-011-1028ND
2019-08-131200-133-0907ND
2019-08-131200-205-0742ND
2019-08-201200-205-1230ND
2019-08-271200-205-0935ND
2019-09-031200-205-1057ND
2019-09-101200-205-1055ND
2019-09-171200-205-1015ND
2019-09-241200-205-0919ND
2019-10-011200-205-0819ND
2019-10-081200-205-0925ND
2019-10-151200-205-0946ND
2019-10-221200-205-0914ND
2019-10-291200-205-1241ND
2019-11-051200-205-1220ND
2019-11-071200-011-0958ND
2019-11-071200-133-0852ND
2019-11-121200-205-1302ND
2019-11-191200-205-1041ND
2019-11-261200-205-1221ND