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EWG's Tap Water Database — 2021 UPDATE

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Chromium (hexavalent)

City of Bakersfield

Chromium (hexavalent) is a carcinogen that commonly contaminates American drinking water. Chromium (hexavalent) in drinking water may be due to industrial pollution or natural occurrences in mineral deposits and groundwater. Read more about chromium (hexavalent).

MORE ABOUT THIS CONTAMINANT

 

145

Samples

0

Samples exceeding legal limit (MCL)

123

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.540 ppb9379ND - 1.80 ppb
20150.806 ppb5143ND - 2.10 ppb
20160.840 ppb110.840 ppb
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.02 ppb

The EWG Health Guideline of 0.02 ppb for chromium (hexavalent) 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
2014-01-06A3L1553-09A0.190 ppb
2014-01-06A3L1553-05A0.140 ppb
2014-01-06A3L1553-01A0.190 ppb
2014-02-10A4A1447-09A0.180 ppb
2014-02-10A4A1447-13A0.640 ppb
2014-02-11A4A1447-01A0.260 ppb
2014-02-20A4A1452-09A0.350 ppb
2014-03-04A4B1894-01A0.650 ppb
2014-03-18A4B1894-05A0.620 ppb
2014-04-04A4C1062-05A0.0570 ppb
2014-04-25A4C1062-01A0.0600 ppb
2014-06-09A4E0751-13A0.860 ppb
2014-06-09A4E0751-01A0.0620 ppb
2014-06-10A4E0751-05A0.610 ppb
2014-06-27A4F1740-01A0.260 ppb
2014-07-07A4F1984-01A0.470 ppb
2014-07-07A4F1986-01A0.470 ppb
2014-07-07A4F1983-01A0.160 ppb
2014-07-07A4F1981-01A0.180 ppb
2014-07-09A4F1980-01A0.490 ppb
2014-07-18A4F2508-01A0.0360 ppb
2014-07-18A4F2498-01AND
2014-07-18A4F2507-01AND
2014-07-21A4G0687-01A0.700 ppb
2014-07-21A4F2509-01A0.560 ppb
2014-07-21A4G0686-01A0.600 ppb
2014-07-22A4G0688-01A0.680 ppb
2014-08-135806-109-13001.50 ppb
2014-08-135806-117-13151.50 ppb
2014-08-15A4H0217-01A0.370 ppb
2014-08-18A4H0216-01A1.000 ppb
2014-08-18A4H0214-01A0.190 ppb
2014-08-18A4H0218-01A0.370 ppb
2014-08-18A4G2157-01A0.570 ppb
2014-08-195806-004-0911ND
2014-08-195806-018-10050.600 ppb
2014-08-195806-022-10141.20 ppb
2014-08-195806-027-1435ND
2014-08-195806-031-10011.20 ppb
2014-08-195806-033-10270.770 ppb
2014-08-195806-034-1345ND
2014-08-195806-050-0840ND
2014-08-195806-108-1043ND
2014-08-22A4H0215-01A0.190 ppb
2014-08-22A4G2295-01A0.230 ppb
2014-08-25A4H0212-01A0.320 ppb
2014-08-265806-007-08450.950 ppb
2014-08-265806-008-14500.310 ppb
2014-08-265806-009-09150.670 ppb
2014-08-265806-011-0830ND
2014-08-265806-014-14300.300 ppb
2014-08-265806-016-15000.300 ppb
2014-09-05A4H1747-01A0.130 ppb
2014-09-095806-003-11360.200 ppb
2014-09-095806-021-11130.980 ppb
2014-09-095806-023-11590.620 ppb
2014-09-095806-030-11490.710 ppb
2014-09-095806-035-12331.10 ppb
2014-09-095806-042-12190.800 ppb
2014-09-095806-047-11250.450 ppb
2014-09-12A4I0218-01A1.50 ppb
2014-09-17A4I0220-01AND
2014-09-17A4I0214-01AND
2014-09-245806-046-09451.30 ppb
2014-10-085806-025-0914ND
2014-10-085806-038-10420.550 ppb
2014-10-085806-049-0824ND
2014-10-085806-105-0840ND
2014-10-13A4I2141-01A0.190 ppb
2014-10-13A4J0597-01A0.590 ppb
2014-10-13A4I2289-01A1.50 ppb
2014-10-16A4J1260-01A1.70 ppb
2014-10-16A4J1258-01A1.40 ppb
2014-10-21A4J1010-01A0.240 ppb
2014-10-225806-037-14301.80 ppb
2014-10-225806-039-11250.540 ppb
2014-10-225806-044-14000.300 ppb
2014-10-225806-102-15001.10 ppb
2014-10-24A4I0216-01A0.140 ppb
2014-10-275806-010-14050.260 ppb
2014-10-275806-017-11400.570 ppb
2014-10-275806-019-13300.330 ppb
2014-10-275806-043-14150.390 ppb
2014-10-285806-046-09201.40 ppb
2014-10-285806-118-09551.30 ppb
2014-10-285806-119-09401.20 ppb
2014-10-31A4J2508-01A0.620 ppb
2014-12-04A4K2145-01A0.170 ppb
2014-12-04A4K2144-01A0.590 ppb
2014-12-165806-012-20240.660 ppb
2014-12-165806-020-14101.70 ppb
2014-12-165806-041-20451.20 ppb
2014-12-165806-050-1128ND
2015-01-05A4L2538-01AND
2015-01-05A4L2537-01AND
2015-01-07A4L2539-01A0.240 ppb
2015-01-07A4L2533-01AND
2015-01-20A5A0608-01A0.710 ppb
2015-01-20A5A0607-01A0.730 ppb
2015-01-22A4K1851-01A0.880 ppb
2015-01-22A4K2146-01A2.00 ppb
2015-01-23A4K2142-01A0.180 ppb
2015-01-30A5A1891-01A0.560 ppb
2015-01-30A5A1957-01A1.10 ppb
2015-01-30A5A1956-01A0.210 ppb
2015-01-30A5A1066-01A0.540 ppb
2015-01-30A5A1062-01A2.10 ppb
2015-02-09A5A1893-01A0.0820 ppb
2015-03-16201503180677AM0.0520 ppb
2015-03-255806-103-14201.40 ppb
2015-04-07201504090341AM0.180 ppb
2015-04-07201504090267AM0.690 ppb
2015-04-07201504090610AM0.0920 ppb
2015-05-05201505070562AM0.250 ppb
2015-05-05201505070409AM0.740 ppb
2015-05-05201505070583AM0.490 ppb
2015-05-11201505130394AM0.930 ppb
2015-05-11201505130741AMND
2015-06-02201506040378AM0.880 ppb
2015-06-02201506040623AM1.20 ppb
2015-06-02201506040465AM0.830 ppb
2015-06-02201506040454AM1.20 ppb
2015-06-16201506190201AM0.270 ppb
2015-07-085810-104-1405ND
2015-07-13201507150679AM1.70 ppb
2015-07-15201507170437AM0.470 ppb
2015-07-16201507210513AM1.80 ppb
2015-07-17201507210439AM0.730 ppb
2015-07-27201507290622AM1.70 ppb
2015-07-27201507290546AM1.000 ppb
2015-08-12201508180525AM1.50 ppb
2015-08-27201509010535AMND
2015-09-11201509150407AM1.80 ppb
2015-09-11201509150492AM1.20 ppb
2015-09-11201509170455AM0.0810 ppb
2015-09-11201509150398AMND
2015-09-29201510020481AM1.000 ppb
2015-10-05201510090431AM2.10 ppb
2015-10-06201510090497AM1.40 ppb
2015-10-20201510230210AM1.70 ppb
2015-11-02201511060308AM1.20 ppb
2015-11-06201511100696AM1.80 ppb
2015-12-075806-041-13301.40 ppb
2015-12-085806-049-1035ND
2016-01-14201601200627AM0.840 ppb