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EWG's Tap Water Database — 2021 UPDATE

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Manganese

California Water Service Company - Dominguez

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.

 

476

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.586 ppb1164ND - 35.0 ppb
20150.168 ppb921ND - 15.5 ppb
20160.582 ppb792ND - 23.0 ppb
2017ND490ND
2018ND730ND
20191.06 ppb6711ND - 24.0 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
2014-01-089590-026-1116ND
2014-01-089590-052-1112ND
2014-01-159590-026-1413ND
2014-01-159590-052-1409ND
2014-01-229590-018-1115ND
2014-01-229590-026-1409ND
2014-01-229590-052-1405ND
2014-01-229590-053-1120ND
2014-01-299590-026-1359ND
2014-01-299590-052-1355ND
2014-02-059590-026-1356ND
2014-02-059590-052-1352ND
2014-02-129590-018-1145ND
2014-02-129590-053-1148ND
2014-03-055701-016-11303.74 ppb
2014-03-059590-018-0930ND
2014-03-059590-026-1324ND
2014-03-059590-052-1320ND
2014-03-059590-053-0935ND
2014-03-129590-026-1340ND
2014-03-129590-052-1336ND
2014-03-199590-026-1413ND
2014-03-199590-052-1410ND
2014-03-269590-026-1325ND
2014-03-269590-052-1321ND
2014-04-029590-026-0926ND
2014-04-029590-052-0922ND
2014-04-099590-026-1030ND
2014-04-099590-052-1034ND
2014-04-169590-026-1403ND
2014-04-169590-052-1400ND
2014-04-239590-018-1429ND
2014-04-239590-026-1058ND
2014-04-239590-052-1055ND
2014-04-239590-053-1433ND
2014-04-309590-018-1400ND
2014-04-309590-026-1358ND
2014-04-309590-052-1355ND
2014-04-309590-053-1410ND
2014-05-079590-026-1059ND
2014-05-079590-052-1056ND
2014-05-149590-018-1200ND
2014-05-149590-053-1205ND
2014-05-209590-026-1303ND
2014-05-209590-052-1257ND
2014-05-239590-026-1046ND
2014-05-239590-052-1040ND
2014-05-289590-026-1316ND
2014-05-289590-052-1310ND
2014-06-049590-018-1345ND
2014-06-049590-053-1355ND
2014-06-115701-016-13203.30 ppb
2014-06-259590-026-1443ND
2014-06-259590-052-1446ND
2014-07-029590-026-1348ND
2014-07-029590-052-1343ND
2014-07-099590-018-1000ND
2014-07-099590-026-1335ND
2014-07-099590-052-1330ND
2014-07-099590-053-1005ND
2014-07-169590-026-1100ND
2014-07-169590-052-1050ND
2014-07-239590-026-1255ND
2014-07-239590-052-1250ND
2014-07-309590-026-1315ND
2014-07-309590-052-1320ND
2014-08-069590-018-1030ND
2014-08-069590-026-1420ND
2014-08-069590-052-1418ND
2014-08-069590-053-1034ND
2014-08-139590-026-1445ND
2014-08-139590-052-1440ND
2014-08-209590-026-1455ND
2014-08-209590-052-1450ND
2014-08-275810-016-1310ND
2014-08-279590-026-1505ND
2014-08-279590-052-1500ND
2014-09-039590-026-1455ND
2014-09-039590-052-1450ND
2014-09-109590-018-1358ND
2014-09-109590-026-1440ND
2014-09-109590-052-1435ND
2014-09-109590-053-1402ND
2014-09-179590-026-1355ND
2014-09-179590-052-1350ND
2014-09-245701-016-141025.9 ppb
2014-09-249590-026-1430ND
2014-09-249590-052-1425ND
2014-10-019590-026-1540ND
2014-10-019590-052-1535ND
2014-10-089590-018-1343ND
2014-10-085810-019-1022ND
2014-10-089590-026-1430ND
2014-10-089590-052-1425ND
2014-10-089590-053-1350ND
2014-10-159590-026-1320ND
2014-10-159590-052-1310ND
2014-10-319590-026-1115ND
2014-10-319590-052-1120ND
2014-11-059590-026-1440ND
2014-11-059590-052-1435ND
2014-11-129590-018-1435ND
2014-11-129590-026-1430ND
2014-11-129590-052-1415ND
2014-11-129590-053-1445ND
2014-11-199590-026-1405ND
2014-11-199590-052-1400ND
2014-11-249590-026-1515ND
2014-11-249590-052-1512ND
2014-12-049590-026-1440ND
2014-12-049590-052-1505ND
2014-12-109590-018-1130ND
2014-12-109590-026-1440ND
2014-12-109590-052-1445ND
2014-12-109590-053-1135ND
2014-12-179590-016-124135.0 ppb
2015-01-089590-018-1415ND
2015-01-089590-053-1420ND
2015-02-119590-018-1030ND
2015-02-119590-053-1040ND
2015-03-049590-018-0945ND
2015-03-049590-026-1010ND
2015-03-049590-052-1013ND
2015-03-049590-053-0940ND
2015-03-129590-026-0949ND
2015-03-129590-052-0946ND
2015-03-189590-026-1051ND
2015-03-189590-052-1120ND
2015-03-259590-018-1355ND
2015-03-259590-026-1047ND
2015-03-259590-052-1050ND
2015-03-265701-016-133315.5 ppb
2015-04-019590-026-1344ND
2015-04-019590-052-1347ND
2015-04-089590-026-1435ND
2015-04-089590-052-1443ND
2015-04-159590-026-1120ND
2015-04-159590-052-1122ND
2015-04-229590-026-1253ND
2015-04-229590-052-1257ND
2015-04-299590-026-1334ND
2015-04-299590-052-1324ND
2015-05-069590-026-1207ND
2015-05-069590-052-1220ND
2015-05-139590-026-1230ND
2015-05-139590-052-1238ND
2015-05-209590-026-1325ND
2015-05-209590-052-1328ND
2015-05-279590-026-1210ND
2015-05-279590-052-1213ND
2015-06-039590-026-1138ND
2015-06-039590-052-1128ND
2015-06-109590-026-1420ND
2015-06-109590-052-1415ND
2015-06-169590-026-1207ND
2015-06-169590-052-1201ND
2015-06-249590-026-1137ND
2015-06-249590-052-1140ND
2015-07-029590-026-1334ND
2015-07-029590-052-1330ND
2015-07-089590-026-1110ND
2015-07-089590-052-1115ND
2015-07-159590-026-1156ND
2015-07-159590-052-1200ND
2015-07-229590-026-1258ND
2015-07-229590-052-1301ND
2015-07-299590-026-1257ND
2015-07-299590-052-1302ND
2015-08-059590-026-1128ND
2015-08-059590-052-1133ND
2015-08-129590-026-1303ND
2015-08-129590-052-1306ND
2015-08-199590-026-1121ND
2015-08-199590-052-1124ND
2015-08-269590-026-1329ND
2015-08-269590-052-1332ND
2015-09-029590-026-1312ND
2015-09-029590-052-1316ND
2015-09-099590-026-1445ND
2015-09-099590-052-1450ND
2015-09-169590-026-0718ND
2015-09-169590-052-0715ND
2015-09-239590-026-1122ND
2015-09-239590-052-1125ND
2015-09-309590-026-1155ND
2015-09-309590-052-1158ND
2015-10-079590-026-1226ND
2015-10-079590-052-1236ND
2015-10-219590-026-1137ND
2015-10-219590-052-1134ND
2015-10-289590-026-1335ND
2015-10-289590-052-1332ND
2015-11-049590-026-1112ND
2015-11-049590-052-1115ND
2015-11-129590-026-1111ND
2015-11-129590-052-1108ND
2015-11-189590-026-1102ND
2015-11-189590-052-1105ND
2015-11-249590-026-1317ND
2015-11-249590-052-1315ND
2015-12-029590-026-1132ND
2015-12-029590-052-1136ND
2015-12-099590-026-1106ND
2015-12-099590-052-1110ND
2015-12-169590-026-1038ND
2015-12-169590-052-1045ND
2015-12-239590-026-1029ND
2015-12-239590-052-1032ND
2016-01-135810-023-132023.0 ppb
2016-01-139590-026-1130ND
2016-01-139590-052-1136ND
2016-01-209590-026-1055ND
2016-01-209590-052-1102ND
2016-01-279590-026-1147ND
2016-01-279590-052-1150ND
2016-02-039590-026-1136ND
2016-02-039590-052-1141ND
2016-02-109590-026-1105ND
2016-02-109590-052-1110ND
2016-02-179590-026-1132ND
2016-02-179590-052-1137ND
2016-03-029590-026-1132ND
2016-03-029590-052-1136ND
2016-03-169590-026-1124ND
2016-03-169590-052-1128ND
2016-03-239590-018-134023.0 ppb
2016-03-239590-026-1145ND
2016-03-239590-052-1149ND
2016-03-289590-026-1120ND
2016-03-289590-052-1124ND
2016-04-069590-026-1100ND
2016-04-069590-052-1102ND
2016-04-149590-026-1138ND
2016-04-149590-052-1144ND
2016-04-209590-026-1138ND
2016-04-209590-052-1142ND
2016-04-279590-026-1135ND
2016-04-279590-052-1145ND
2016-05-049590-026-1320ND
2016-05-049590-052-1325ND
2016-05-119590-026-1111ND
2016-05-115810-036-1140ND
2016-05-119590-052-1116ND
2016-05-189590-026-1244ND
2016-05-189590-052-1249ND
2016-05-259590-026-1115ND
2016-05-259590-052-1120ND
2016-07-079590-026-1114ND
2016-07-079590-052-1118ND
2016-07-139590-026-1302ND
2016-07-139590-052-1310ND
2016-07-209590-026-1255ND
2016-07-209590-052-1305ND
2016-07-279590-026-1158ND
2016-07-279590-052-1150ND
2016-07-289590-018-1200ND
2016-07-289590-053-1215ND
2016-08-069590-026-0600ND
2016-08-069590-052-0608ND
2016-08-109590-018-1502ND
2016-08-109590-026-1023ND
2016-08-109590-052-1028ND
2016-08-109590-053-1502ND
2016-08-179590-026-1109ND
2016-08-179590-052-1114ND
2016-08-249590-026-1216ND
2016-08-249590-052-1226ND
2016-09-075810-004-1300ND
2016-10-059590-026-1106ND
2016-10-059590-052-1110ND
2016-10-129590-018-1135ND
2016-10-129590-053-1145ND
2016-10-139590-026-1100ND
2016-10-139590-052-1104ND
2016-10-199590-026-1030ND
2016-10-199590-052-1040ND
2016-10-269590-026-1103ND
2016-10-269590-052-1111ND
2016-11-019590-026-0746ND
2016-11-019590-052-0751ND
2016-11-089590-026-0838ND
2016-11-089590-052-0830ND
2016-11-099590-018-1305ND
2016-11-099590-053-1310ND
2016-11-169590-026-0829ND
2016-11-169590-052-0821ND
2016-12-145701-004-1250ND
2017-01-119590-018-1150ND
2017-01-119590-053-1138ND
2017-02-159590-018-1200ND
2017-02-159590-053-1155ND
2017-03-159590-018-1240ND
2017-03-159590-053-1250ND
2017-04-059590-018-1350ND
2017-04-059590-053-1400ND
2017-04-269590-026-1245ND
2017-04-269590-052-1249ND
2017-04-289590-026-1000ND
2017-04-289590-052-1006ND
2017-05-039590-026-1000ND
2017-05-039590-052-1010ND
2017-05-109590-026-1105ND
2017-05-109590-052-1115ND
2017-05-179590-026-0903ND
2017-05-179590-052-0915ND
2017-05-259590-026-1043ND
2017-05-259590-052-1040ND
2017-07-059590-026-1130ND
2017-07-059590-052-1125ND
2017-07-129590-026-1007ND
2017-07-129590-052-1005ND
2017-07-199590-018-1310ND
2017-07-199590-026-1430ND
2017-07-199590-052-1428ND
2017-07-199590-053-1320ND
2017-07-269590-026-1315ND
2017-07-269590-052-1320ND
2017-08-029590-026-1340ND
2017-08-029590-052-1330ND
2017-08-099590-026-1040ND
2017-08-099590-052-1040ND
2017-08-169590-018-1130ND
2017-08-169590-026-1420ND
2017-08-169590-052-1423ND
2017-08-169590-053-1140ND
2017-08-235810-019-1100ND
2017-09-079590-018-1120ND
2017-09-079590-053-1125ND
2017-10-119590-036-1335ND
2017-10-119590-036-1355ND
2017-10-169590-805-1030ND
2017-11-089590-018-1105ND
2017-11-089590-053-1120ND
2017-12-069590-018-1407ND
2017-12-069590-053-1410ND
2017-12-265810-024-1315ND
2018-01-109590-018-1045ND
2018-01-109590-053-1050ND
2018-01-185701-036-1410ND
2018-01-235701-036-1117ND
2018-01-305701-036-1408ND
2018-02-079590-018-1347ND
2018-02-075701-036-1345ND
2018-02-079590-053-1355ND
2018-02-145810-036-1530ND
2018-02-215810-036-1135ND
2018-02-285810-036-1058ND
2018-03-085810-036-1415ND
2018-03-145810-036-1050ND
2018-03-215810-036-1140ND
2018-03-289590-018-1355ND
2018-03-285810-036-1115ND
2018-03-289590-053-1410ND
2018-04-049590-018-1145ND
2018-04-045810-036-1017ND
2018-04-049590-053-1155ND
2018-04-115810-036-1100ND
2018-04-185810-036-1114ND
2018-04-255701-036-1332ND
2018-04-305701-036-1530ND
2018-05-029590-018-1308ND
2018-05-029590-053-1311ND
2018-06-209590-018-1425ND
2018-06-209590-053-1415ND
2018-07-119590-018-1345ND
2018-07-119590-053-1355ND
2018-08-019590-026-1130ND
2018-08-019590-052-1130ND
2018-08-085810-018-1130ND
2018-08-089590-018-1350ND
2018-08-089590-053-1352ND
2018-09-019590-026-0837ND
2018-09-019590-052-0835ND
2018-09-059590-026-1120ND
2018-09-059590-052-1113ND
2018-09-129590-026-1033ND
2018-09-129590-052-1036ND
2018-09-199590-018-1407ND
2018-09-199590-026-1126ND
2018-09-199590-052-1130ND
2018-09-199590-053-1409ND
2018-09-269590-026-1057ND
2018-09-269590-052-1100ND
2018-10-039590-018-1315ND
2018-10-039590-053-1323ND
2018-10-109590-026-1128ND
2018-10-109590-052-1133ND
2018-10-179590-026-1111ND
2018-10-179590-052-1108ND
2018-10-249590-026-1020ND
2018-10-249590-052-1017ND
2018-10-319590-026-1055ND
2018-10-319590-052-1057ND
2018-11-079590-018-1020ND
2018-11-079590-053-1025ND
2018-11-099590-026-1415ND
2018-11-099590-052-1420ND
2018-11-149590-026-1347ND
2018-11-149590-052-1350ND
2018-12-045810-016-1205ND
2018-12-045810-022-1120ND
2018-12-149590-026-0730ND
2018-12-149590-052-0740ND
2018-12-199590-026-0947ND
2018-12-199590-052-0951ND
2018-12-269590-018-1345ND
2018-12-269590-026-1307ND
2018-12-269590-052-1309ND
2018-12-269590-053-1355ND
2019-01-029590-018-0950ND
2019-01-029590-026-1105ND
2019-01-029590-052-1110ND
2019-01-029590-053-1005ND
2019-01-095810-023-110024.0 ppb
2019-01-099590-026-1136ND
2019-01-099590-052-1140ND
2019-01-102019011003914.40 ppb
2019-01-169590-026-0903ND
2019-01-169590-052-0907ND
2019-01-232019012309233.20 ppb
2019-01-232019012309100.520 ppb
2019-02-069590-018-1442ND
2019-02-069590-053-1446ND
2019-02-219590-065-1345ND
2019-03-139590-018-1405ND
2019-03-139590-053-1409ND
2019-03-205810-024-1210ND
2019-04-039590-018-1015ND
2019-04-039590-053-1020ND
2019-04-092019040909802.10 ppb
2019-05-089590-018-1240ND
2019-05-089590-053-1251ND
2019-05-152019051506338.70 ppb
2019-05-225810-036-1415ND
2019-06-059590-018-1305ND
2019-06-059590-053-1316ND
2019-07-109590-018-1020ND
2019-07-109590-053-1030ND
2019-07-112019071108512.00 ppb
2019-07-1720190717066917.0 ppb
2019-07-172019071706893.30 ppb
2019-07-172019071706762.50 ppb
2019-08-149590-018-1445ND
2019-08-149590-053-1502ND
2019-09-059590-018-1445ND
2019-09-059590-053-1455ND
2019-09-235810-004-1340ND
2019-09-255810-016-1300ND
2019-10-102019101102793.30 ppb
2019-10-159590-026-1508ND
2019-10-159590-052-1510ND
2019-10-239590-018-1032ND
2019-10-239590-053-1034ND
2019-10-309590-004-1435ND
2019-10-309590-036-1055ND
2019-10-309590-057-1110ND
2019-11-069590-004-1254ND
2019-11-069590-036-1000ND
2019-11-069590-057-0952ND
2019-11-079590-018-1050ND
2019-11-079590-053-1050ND
2019-11-139590-004-1100ND
2019-11-139590-036-1520ND
2019-11-139590-057-1510ND
2019-11-209590-004-1326ND
2019-11-209590-036-1042ND
2019-11-209590-057-1036ND
2019-11-229590-026-1422ND
2019-11-229590-052-1425ND
2019-11-259590-026-1646ND
2019-11-259590-052-1645ND
2019-12-049590-026-1135ND
2019-12-049590-052-1140ND
2019-12-185810-016-1250ND
2019-12-199590-026-1155ND
2019-12-199590-052-1145ND