Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Manganese

Cromwell Fire District Water Department

Manganese is a naturally occurring element that is common in food and drinking water. Excessive manganese exposures may impair children's attention, memory and intellectual capacity. Click here to read more about manganese.

MORE ABOUT THIS CONTAMINANT

 

123

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
20182.68 ppb3020ND - 25.0 ppb
20195.42 ppb9363ND - 96.0 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 100 ppb

The EWG Health Guideline of 100 ppb for manganese was defined by the state of Minnesota as a health risk limit, the concentration of a contaminant that can be consumed with little or no risk to health. This health guideline protects against harm to the brain and nervous system.

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-2038763262.34 ppb
2018-08-154024178ND
2018-09-18CB32953ND
2018-09-18CB32954ND
2018-09-18CB329555.00 ppb
2018-09-18CB32956ND
2018-10-02CB627892.00 ppb
2018-10-02CB627901.000 ppb
2018-10-02CB627915.00 ppb
2018-10-02CB62792ND
2018-10-16CB729732.00 ppb
2018-10-16CB729742.00 ppb
2018-10-16CB7297525.0 ppb
2018-10-16CB72976ND
2018-11-06CB888963.00 ppb
2018-11-06CB888972.00 ppb
2018-11-06CB888986.00 ppb
2018-11-06CB88899ND
2018-11-20CC010802.00 ppb
2018-11-20CC010813.00 ppb
2018-11-20CC010825.00 ppb
2018-11-20CC01083ND
2018-12-04CC067161.000 ppb
2018-12-04CC067172.00 ppb
2018-12-04CC067185.00 ppb
2018-12-04CC06719ND
2018-12-18CC163711.000 ppb
2018-12-18CC163722.00 ppb
2018-12-18CC163734.00 ppb
2018-12-18CC16374ND
2019-01-02CC222392.00 ppb
2019-01-02CC222402.00 ppb
2019-01-02CC222417.00 ppb
2019-01-02CC22242ND
2019-01-15CC288972.00 ppb
2019-01-15CC288982.00 ppb
2019-01-15CC288994.00 ppb
2019-01-15CC28900ND
2019-02-05CC411582.00 ppb
2019-02-05CC411592.00 ppb
2019-02-05CC411607.00 ppb
2019-02-05CC41161ND
2019-02-19CC539943.00 ppb
2019-02-19CC539952.00 ppb
2019-02-19CC539966.00 ppb
2019-02-19CC53997ND
2019-03-05CC616282.00 ppb
2019-03-05CC616292.00 ppb
2019-03-05CC616306.00 ppb
2019-03-05CC61631ND
2019-04-02CC795681.000 ppb
2019-04-02CC795695.00 ppb
2019-04-02CC795705.00 ppb
2019-04-02CC79571ND
2019-04-16CC954582.00 ppb
2019-04-16CC954593.00 ppb
2019-04-16CC954606.00 ppb
2019-04-16CC95461ND
2019-05-07CD083441.000 ppb
2019-05-07CD083454.00 ppb
2019-05-07CD083467.00 ppb
2019-05-07CD08347ND
2019-05-21CD185431.000 ppb
2019-05-21CD185442.00 ppb
2019-05-21CD185457.00 ppb
2019-05-21CD18546ND
2019-06-04CD26281ND
2019-06-04CD262821.000 ppb
2019-06-04CD262837.00 ppb
2019-06-04CD26284ND
2019-06-18CD364888.00 ppb
2019-06-18CD364897.00 ppb
2019-06-18CD364907.00 ppb
2019-06-18CD36491ND
2019-07-02CD491652.00 ppb
2019-07-02CD491665.00 ppb
2019-07-02CD491677.00 ppb
2019-07-02CD49168ND
2019-07-16CD57732ND
2019-07-16CD57728ND
2019-07-16CD577293.00 ppb
2019-07-16CD577307.00 ppb
2019-07-16CD57731ND
2019-08-05CD733631.000 ppb
2019-08-05CD733642.00 ppb
2019-08-05CD733657.00 ppb
2019-08-05CD73366ND
2019-08-20CD8832920.0 ppb
2019-08-20CD883301.000 ppb
2019-08-20CD88331ND
2019-08-20CD88332ND
2019-09-03CD9624459.0 ppb
2019-09-03CD962451.000 ppb
2019-09-03CD962463.00 ppb
2019-09-03CD96247ND
2019-09-17CE1082696.0 ppb
2019-09-17CE108277.00 ppb
2019-09-17CE108283.00 ppb
2019-09-17CE10829ND
2019-10-01CE2386631.0 ppb
2019-10-01CE238673.00 ppb
2019-10-01CE23868ND
2019-10-01CE23869ND
2019-10-15CE4078086.0 ppb
2019-10-15CE407811.000 ppb
2019-10-15CE407821.000 ppb
2019-10-15CE40783ND
2019-11-05CE542704.00 ppb
2019-11-05CE542713.00 ppb
2019-11-05CE542724.00 ppb
2019-11-05CE54273ND
2019-11-19CE629673.00 ppb
2019-11-19CE62968ND
2019-11-19CE629693.00 ppb
2019-11-19CE62970ND
2019-12-03CE702331.000 ppb
2019-12-03CE70234ND
2019-12-03CE702355.00 ppb
2019-12-03CE70236ND
2019-12-17CE890603.00 ppb
2019-12-17CE890611.000 ppb
2019-12-17CE890626.00 ppb
2019-12-17CE89063ND