Know Your Environment. Protect Your Health.

Manganese

Terra Bella Irrigation District - Tbt

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.

 

73

Samples

0

Samples exceeding legal limit (MCL)

35

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201811.0 ppb31ND - 33.0 ppb
2019239.0 ppb97ND - 760.0 ppb
2020189.3 ppb1511ND - 670.0 ppb
2021197.9 ppb1514ND - 660.0 ppb
2022121.3 ppb1312ND - 230.0 ppb
2023143.9 ppb1813ND - 590.0 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-09-17CA5410038_001_001-201809171140ND
2018-09-24CA5410038_032_032-20180924130033.0 ppb
2018-09-24CA5410038_027_027-201809241445ND
2019-08-29CA5410038_009_009-20190829122862.0 ppb
2019-08-29CA5410038_013_013-20190829110859.0 ppb
2019-08-29CA5410038_020_020-201908291222220.0 ppb
2019-08-29CA5410038_014_014-201908291125560.0 ppb
2019-08-29CA5410038_025_025-201908291300ND
2019-08-29CA5410038_016_016-201908291216200.0 ppb
2019-08-29CA5410038_001_001-201908291400ND
2019-08-29CA5410038_002_002-201908291226760.0 ppb
2019-08-29CA5410038_004_004-201908291114290.0 ppb
2020-05-22CA5410038_020_020-202005221238230.0 ppb
2020-05-22CA5410038_016_016-202005221234230.0 ppb
2020-05-22CA5410038_002_002-202005221240640.0 ppb
2020-05-22CA5410038_013_013-20200522122358.0 ppb
2020-05-22CA5410038_004_004-202005221218290.0 ppb
2020-05-22CA5410038_014_014-202005221212670.0 ppb
2020-05-22CA5410038_009_009-20200522124262.0 ppb
2020-08-27CA5410038_001_001-202008271300ND
2020-08-31CA5410038_024_024-202008311304ND
2020-11-30CA5410038_009_009-20201130120560.0 ppb
2020-11-30CA5410038_016_016-202011301141120.0 ppb
2020-11-30CA5410038_020_020-202011301155130.0 ppb
2020-11-30CA5410038_002_002-202011301200350.0 ppb
2020-11-30CA5410038_024_024-202011301225ND
2020-12-29CA5410038_028_028-202012291250ND
2021-05-27CA5410038_020_020-202105271141120.0 ppb
2021-05-27CA5410038_016_016-20210527113588.0 ppb
2021-05-27CA5410038_002_002-202105271145540.0 ppb
2021-05-27CA5410038_009_009-20210527114830.0 ppb
2021-08-23CA5410038_001_001-202108231210ND
2021-09-13CA5410038_027_027-20210913131014.0 ppb
2021-09-13CA5410038_009_009-20210913120567.0 ppb
2021-09-13CA5410038_020_020-202109131152140.0 ppb
2021-09-13CA5410038_016_016-202109131140180.0 ppb
2021-09-13CA5410038_032_032-20210913121963.0 ppb
2021-09-13CA5410038_002_002-202109131158660.0 ppb
2021-11-15CA5410038_016_016-202111151234180.0 ppb
2021-11-15CA5410038_020_020-202111151238160.0 ppb
2021-11-15CA5410038_002_002-202111151244640.0 ppb
2021-12-06CA5410038_009_009-20211206115587.0 ppb
2022-03-07CA5410038_020_020-202203071158190.0 ppb
2022-03-07CA5410038_009_009-20220307120848.0 ppb
2022-06-16CA5410038_009_009-20220616115736.0 ppb
2022-06-16CA5410038_020_020-202206161153160.0 ppb
2022-06-16CA5410038_016_016-202206161145140.0 ppb
2022-08-15CA5410038_001_001-202208151150ND
2022-09-19CA5410038_016_016-202209191148230.0 ppb
2022-09-19CA5410038_020_020-202209191152210.0 ppb
2022-09-19CA5410038_009_009-20220919115872.0 ppb
2022-09-19CA5410038_025_025-20220919123221.0 ppb
2022-12-08CA5410038_016_016-202212081135150.0 ppb
2022-12-08CA5410038_009_009-202212081200160.0 ppb
2022-12-08CA5410038_020_020-202212081140160.0 ppb
2023-03-28CA5410038_020_020-202303281240120.0 ppb
2023-03-28CA5410038_016_016-20230328125085.0 ppb
2023-03-28CA5410038_009_009-202303281228ND
2023-03-28CA5410038_002_002-202303281235420.0 ppb
2023-06-19CA5410038_002_002-202306191256590.0 ppb
2023-06-19CA5410038_020_020-20230619125291.0 ppb
2023-06-19CA5410038_009_009-202306191300ND
2023-06-19CA5410038_016_016-20230619124869.0 ppb
2023-07-24CA5410038_001_001-202307241220410.0 ppb
2023-09-12CA5410038_002_002-202309121152540.0 ppb
2023-09-12CA5410038_020_020-202309121147110.0 ppb
2023-09-12CA5410038_024_024-202309121220ND
2023-09-12CA5410038_009_009-20230912115813.0 ppb
2023-09-12CA5410038_016_016-20230912113861.0 ppb
2023-12-04CA5410038_020_020-20231204120036.0 ppb
2023-12-04CA5410038_028_028-202312041315ND
2023-12-04CA5410038_016_016-20231204115645.0 ppb
2023-12-04CA5410038_009_009-202312041206ND