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EWG's Tap Water Database — 2019 UPDATE

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Chromium (hexavalent)

Marine Corps Base Hawaii

NOTE: Marine Corps Base Hawaii purchases water from Honolulu-Windward-Pearl Harbor which is required to test for chromium (hexavalent). Sample information shown below was taken by Honolulu-Windward-Pearl Harbor.

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).

 

115

Samples

0

Samples exceeding legal limit (MCL)

115

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
20131.76 ppb1071070.750 ppb - 3.40 ppb
20141.45 ppb221.40 ppb - 1.50 ppb
20151.55 ppb221.50 ppb - 1.60 ppb
20161.75 ppb221.30 ppb - 2.20 ppb
20171.70 ppb440.880 ppb - 2.20 ppb

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

NOTE: Marine Corps Base Hawaii purchases water from Honolulu-Windward-Pearl Harbor which is required to test for chromium (hexavalent). Sample information shown below was taken by Honolulu-Windward-Pearl Harbor.

Date Lab ID Result
2013-04-01201304030421AM1.70 ppb
2013-04-01201304030419AM1.30 ppb
2013-04-01201304030417AM1.60 ppb
2013-04-01201304030423AM1.60 ppb
2013-04-02201304040561AM1.50 ppb
2013-04-02201304040555AM1.90 ppb
2013-04-02201304040557AM0.750 ppb
2013-04-02201304040553AM1.90 ppb
2013-04-02201304040551AM1.30 ppb
2013-04-02201304040559AM1.40 ppb
2013-04-02201304040549AM1.90 ppb
2013-04-03201304050212AM1.50 ppb
2013-04-03201304050214AM1.30 ppb
2013-04-03201304050216AM1.20 ppb
2013-04-03201304050206AM2.10 ppb
2013-04-03201304050210AM1.90 ppb
2013-04-03201304050208AM1.70 ppb
2013-04-05201304090180AM2.40 ppb
2013-04-05201304090174AM1.20 ppb
2013-04-05201304090178AM2.40 ppb
2013-04-05201304090182AM1.60 ppb
2013-04-05201304090176AM3.40 ppb
2013-04-08201304100359AM1.30 ppb
2013-04-08201304100367AM1.40 ppb
2013-04-08201304100361AM1.20 ppb
2013-04-08201304100365AM1.50 ppb
2013-04-08201304100363AM1.80 ppb
2013-04-08201304100357AM2.10 ppb
2013-04-09201304110566AM2.00 ppb
2013-04-09201304110570AM2.70 ppb
2013-04-09201304110572AM1.90 ppb
2013-04-09201304110568AM1.20 ppb
2013-04-10201304120417AM2.30 ppb
2013-04-10201304120419AM1.90 ppb
2013-04-10201304120421AM1.000 ppb
2013-04-12201304160082AM2.10 ppb
2013-04-12201304160086AM1.60 ppb
2013-04-12201304160070AM1.80 ppb
2013-04-15201304170635AM1.70 ppb
2013-04-15201304170633AM1.90 ppb
2013-04-16201304180487AM1.20 ppb
2013-04-16201304180489AM2.10 ppb
2013-04-17201304190454AM1.30 ppb
2013-04-17201304190456AM2.60 ppb
2013-04-19201304230198AM2.50 ppb
2013-04-19201304230200AM1.50 ppb
2013-04-22201304240299AM2.10 ppb
2013-04-22201304240301AM2.10 ppb
2013-04-23201304250519AM2.70 ppb
2013-04-24201304260160AM2.10 ppb
2013-04-24201304260158AM2.00 ppb
2013-04-26201304300183AM1.50 ppb
2013-04-26201304300275AM1.80 ppb
2013-10-01201310030508AM2.00 ppb
2013-10-01201310030504AM2.80 ppb
2013-10-01201310030506AM2.20 ppb
2013-10-01201310030502AM1.90 ppb
2013-10-02201310040387AM1.30 ppb
2013-10-02201310040383AM1.20 ppb
2013-10-02201310040385AM1.000 ppb
2013-10-04201310080411AM1.30 ppb
2013-10-04201310080415AM1.90 ppb
2013-10-04201310080413AM2.30 ppb
2013-10-04201310080419AM2.40 ppb
2013-10-04201310080417AM2.00 ppb
2013-10-04201310080421AM1.30 ppb
2013-10-07201310090449AM1.50 ppb
2013-10-07201310090445AM2.70 ppb
2013-10-07201310090447AM1.90 ppb
2013-10-08201310100584AM1.40 ppb
2013-10-08201310100582AM1.40 ppb
2013-10-08201310100578AM2.10 ppb
2013-10-08201310100580AM2.00 ppb
2013-10-09201310110394AM1.30 ppb
2013-10-09201310110396AM1.60 ppb
2013-10-11201310150231AM1.50 ppb
2013-10-11201310150225AM1.50 ppb
2013-10-11201310150229AM1.50 ppb
2013-10-11201310150233AM1.60 ppb
2013-10-11201310150227AM1.90 ppb
2013-10-14201310160251AM1.20 ppb
2013-10-14201310160255AM1.50 ppb
2013-10-14201310160257AM1.80 ppb
2013-10-14201310160253AM1.30 ppb
2013-10-15201310170263AM1.60 ppb
2013-10-16201310180369AM1.20 ppb
2013-10-16201310180365AM2.10 ppb
2013-10-16201310180363AM1.40 ppb
2013-10-16201310180367AM2.10 ppb
2013-10-16201310180458AM1.90 ppb
2013-10-16201310180456AM1.40 ppb
2013-10-16201310180371AM3.20 ppb
2013-10-16201310180361AM1.70 ppb
2013-10-18201310220217AM1.80 ppb
2013-10-18201310220215AM1.60 ppb
2013-10-18201310220219AM1.50 ppb
2013-10-18201310220228AM2.10 ppb
2013-10-21201310230542AM1.20 ppb
2013-10-21201310230540AM1.80 ppb
2013-10-21201310230538AM2.00 ppb
2013-10-21201310230577AM1.50 ppb
2013-10-21201310230575AM1.50 ppb
2013-10-22201310240443AM2.30 ppb
2013-10-22201310240445AM1.20 ppb
2013-10-23201310250245AM2.30 ppb
2013-10-23201310250247AM2.40 ppb
2013-10-23201310250249AM1.20 ppb
2014-04-09201404120300AM2.20 ppb
2014-07-15201407170569AM1.30 ppb
2016-05-022.20 ppb
2016-10-281.30 ppb
2017-02-140.880 ppb
2017-04-032.20 ppb
2017-04-032.20 ppb
2017-05-221.50 ppb