Manganese
City of Tucson
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | 2.68 ppb | 169 | 111 | ND - 120.0 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 |
---|---|---|
2019-02-04 | 201902050331 | ND |
2019-02-04 | 201902050093 | 0.700 ppb |
2019-02-04 | 201902050088 | ND |
2019-02-04 | 201902050091 | 0.560 ppb |
2019-02-04 | 201902050338 | ND |
2019-02-04 | 201902050333 | 0.420 ppb |
2019-02-05 | 201902060156 | 1.30 ppb |
2019-02-05 | 201902060150 | 0.400 ppb |
2019-02-05 | 201902060385 | ND |
2019-02-05 | 201902060375 | 0.580 ppb |
2019-02-05 | 201902060403 | 0.430 ppb |
2019-02-05 | 201902060410 | 0.940 ppb |
2019-02-06 | 201902070825 | 2.00 ppb |
2019-02-06 | 201902070600 | ND |
2019-02-06 | 201902070742 | 0.510 ppb |
2019-02-06 | 201902070737 | ND |
2019-02-06 | 201902070598 | ND |
2019-02-06 | 201902070843 | 0.760 ppb |
2019-02-07 | 201902080569 | ND |
2019-02-07 | 201902080487 | 0.730 ppb |
2019-02-07 | 201902080599 | ND |
2019-02-07 | 201902080482 | ND |
2019-02-07 | 201902080464 | ND |
2019-02-07 | 201902080489 | ND |
2019-02-11 | 201902120255 | 3.30 ppb |
2019-02-11 | 201902120253 | 0.660 ppb |
2019-02-11 | 201902120308 | 0.580 ppb |
2019-02-11 | 201902120304 | ND |
2019-02-11 | 201902120260 | ND |
2019-02-11 | 201902120137 | 1.000 ppb |
2019-02-12 | 201902130141 | 1.10 ppb |
2019-02-12 | 201902130140 | ND |
2019-02-12 | 201902130138 | ND |
2019-02-12 | 201902130137 | 1.70 ppb |
2019-02-12 | 201902130142 | 0.610 ppb |
2019-02-12 | 201902130139 | 0.440 ppb |
2019-02-13 | 201902140233 | 1.20 ppb |
2019-02-13 | 201902140235 | 0.480 ppb |
2019-02-13 | 201902140237 | 1.60 ppb |
2019-02-13 | 201902140234 | ND |
2019-02-13 | 201902140232 | ND |
2019-02-13 | 201902140236 | ND |
2019-02-14 | 201902150276 | 0.630 ppb |
2019-02-14 | 201902150278 | 1.000 ppb |
2019-02-14 | 201902150275 | 0.460 ppb |
2019-02-14 | 201902150277 | ND |
2019-02-14 | 201902150279 | 0.650 ppb |
2019-02-19 | 201902200264 | 0.620 ppb |
2019-02-19 | 201902200262 | 1.60 ppb |
2019-02-19 | 201902200266 | 2.90 ppb |
2019-02-19 | 201902200261 | 0.500 ppb |
2019-02-19 | 201902200263 | 1.20 ppb |
2019-02-19 | 201902200265 | ND |
2019-02-20 | 201902210281 | ND |
2019-02-20 | 201902210280 | ND |
2019-02-20 | 201902210282 | ND |
2019-02-20 | 201902210279 | ND |
2019-02-20 | 201902210278 | ND |
2019-03-04 | 201903050136 | 1.60 ppb |
2019-03-04 | 201903050135 | 6.00 ppb |
2019-03-04 | 201903050137 | 10.00 ppb |
2019-03-05 | 201903060677 | 1.10 ppb |
2019-03-05 | 201903060674 | 2.10 ppb |
2019-03-05 | 201903060675 | 8.60 ppb |
2019-03-05 | 201903060676 | 1.20 ppb |
2019-03-06 | 201903070173 | 45.0 ppb |
2019-03-06 | 201903070172 | 2.00 ppb |
2019-03-06 | 201903070171 | 4.30 ppb |
2019-03-06 | 201903070170 | 2.10 ppb |
2019-03-07 | 201903080174 | 2.40 ppb |
2019-03-07 | 201903080171 | 25.0 ppb |
2019-03-07 | 201903080173 | 1.20 ppb |
2019-03-07 | 201903080172 | 3.80 ppb |
2019-03-11 | 201903120289 | 0.550 ppb |
2019-03-14 | 201903150417 | ND |
2019-03-18 | 201903190308 | 2.20 ppb |
2019-03-18 | 201903190310 | 4.20 ppb |
2019-03-18 | 201903190309 | 0.760 ppb |
2019-03-19 | 201903200403 | 10.00 ppb |
2019-03-19 | 201903200404 | 6.80 ppb |
2019-05-13 | 201905150258 | 0.930 ppb |
2019-05-15 | 201905170297 | ND |
2019-05-30 | 201905310140 | ND |
2019-05-30 | 201905310139 | 0.420 ppb |
2019-05-30 | 201905310138 | 2.60 ppb |
2019-06-25 | 201906260065 | 4.40 ppb |
2019-08-05 | 201908060285 | ND |
2019-08-05 | 201908060284 | 0.480 ppb |
2019-08-05 | 201908060282 | 3.20 ppb |
2019-08-05 | 201908060283 | 0.470 ppb |
2019-08-06 | 201908070560 | 1.10 ppb |
2019-08-06 | 201908070558 | ND |
2019-08-06 | 201908070559 | 19.0 ppb |
2019-08-13 | 201908140571 | ND |
2019-08-14 | 201908150707 | ND |
2019-08-19 | 201908200100 | 0.450 ppb |
2019-08-19 | 201908200099 | ND |
2019-08-19 | 201908200098 | ND |
2019-08-20 | 201908210204 | ND |
2019-08-20 | 201908210205 | 1.20 ppb |
2019-08-20 | 201908210203 | 1.60 ppb |
2019-08-20 | 201908210202 | 2.30 ppb |
2019-08-21 | 201908220357 | 1.20 ppb |
2019-08-21 | 201908220358 | 2.00 ppb |
2019-08-21 | 201908220359 | 0.720 ppb |
2019-08-21 | 201908220360 | 0.620 ppb |
2019-08-22 | 201908230094 | 0.640 ppb |
2019-08-22 | 201908230095 | ND |
2019-08-22 | 201908230097 | ND |
2019-08-22 | 201908230096 | 0.610 ppb |
2019-08-26 | 201908270124 | 1.30 ppb |
2019-08-26 | 201908270126 | ND |
2019-08-26 | 201908270123 | 0.400 ppb |
2019-08-26 | 201908270125 | ND |
2019-08-27 | 201908280229 | ND |
2019-08-27 | 201908280230 | 0.710 ppb |
2019-08-27 | 201908280198 | 0.760 ppb |
2019-08-27 | 201908280197 | 0.790 ppb |
2019-08-27 | 201908280200 | ND |
2019-08-27 | 201908280199 | ND |
2019-08-28 | 201908290265 | 0.590 ppb |
2019-08-28 | 201908290264 | ND |
2019-08-28 | 201908290262 | 3.20 ppb |
2019-08-28 | 201908290263 | 4.20 ppb |
2019-08-29 | 201908300128 | 11.0 ppb |
2019-08-29 | 201908300121 | 0.440 ppb |
2019-08-29 | 201908300118 | 1.000 ppb |
2019-08-29 | 201908300120 | ND |
2019-08-29 | 201908300119 | 0.650 ppb |
2019-09-03 | 201909050179 | 0.490 ppb |
2019-09-04 | 201909050201 | ND |
2019-09-04 | 201909050200 | ND |
2019-09-04 | 201909050202 | 0.570 ppb |
2019-09-05 | 201909060161 | ND |
2019-09-05 | 201909060246 | ND |
2019-09-05 | 201909060247 | ND |
2019-09-05 | 201909060245 | 0.400 ppb |
2019-09-05 | 201909060160 | 5.10 ppb |
2019-09-09 | 201909100567 | 0.700 ppb |
2019-09-09 | 201909100515 | 2.70 ppb |
2019-09-09 | 201909100516 | 0.410 ppb |
2019-09-09 | 201909100566 | ND |
2019-09-09 | 201909100565 | 0.430 ppb |
2019-09-09 | 201909100564 | ND |
2019-09-09 | 201909100508 | 120.0 ppb |
2019-09-10 | 201909110403 | ND |
2019-09-10 | 201909110273 | 5.80 ppb |
2019-09-10 | 201909110272 | 13.0 ppb |
2019-09-11 | 201909120175 | 2.00 ppb |
2019-09-11 | 201909120174 | ND |
2019-09-11 | 201909130070 | 4.40 ppb |
2019-09-11 | 201909130069 | 12.0 ppb |
2019-09-11 | 201909120156 | 2.30 ppb |
2019-09-11 | 201909120157 | ND |
2019-09-12 | 201909130104 | 0.600 ppb |
2019-09-12 | 201909130105 | 0.680 ppb |
2019-09-12 | 201909130103 | 2.40 ppb |
2019-09-12 | 201909130170 | 21.0 ppb |
2019-09-12 | 201909130188 | ND |
2019-09-12 | 201909130187 | 0.680 ppb |
2019-09-16 | 201909170296 | 1.90 ppb |
2019-09-16 | 201909170606 | 0.650 ppb |
2019-10-07 | 201910080390 | ND |
2019-10-07 | 201910080389 | ND |
2019-10-09 | 201910110272 | 1.40 ppb |
2019-10-09 | 201910110273 | 2.80 ppb |
2019-10-24 | 201910250114 | 1.90 ppb |
2019-10-30 | 201910310120 | 6.30 ppb |
2019-11-07 | 201911080227 | 0.640 ppb |
2020-02-06 | 202002070084 | ND |
2020-02-06 | 202002070085 | 1.60 ppb |
2020-02-06 | 202002070086 | 0.520 ppb |
2020-02-18 | 202002190177 | 1.40 ppb |
2020-08-05 | 202008060295 | 0.460 ppb |
2020-08-05 | 202008060294 | 0.680 ppb |
2020-08-05 | 202008060296 | 1.10 ppb |
2020-08-05 | 202008060297 | 0.880 ppb |