Molybdenum
City of Hermiston
Molybdenum is a metal that occurs naturally in soil, minerals and water. People who ingest large amounts can have increased levels of uric acid and gout-like symptoms.
16
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 2.91 ppb | 14 | 8 | ND - 13.0 ppb |
| 2015 | 1.15 ppb | 2 | 2 | 1.10 ppb - 1.20 ppb |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 40 ppb
The EWG Health Guideline of 40 ppb for molybdenum was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against metabolic changes and excess formation of uric acid in the blood.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-05-12 | 4E14028-09A | ND |
| 2014-05-12 | 4E14028-11A | ND |
| 2014-05-12 | 4E14028-03A | 13.0 ppb |
| 2014-05-12 | 4E14028-01A | 8.90 ppb |
| 2014-05-12 | 4E14028-07A | 4.50 ppb |
| 2014-05-12 | 4E14028-05A | 2.30 ppb |
| 2014-08-20 | 4H21047-03A | ND |
| 2014-08-20 | 4H21047-01A | ND |
| 2014-11-06 | 4K07062-07A | 5.00 ppb |
| 2014-11-06 | 4K07062-11A | ND |
| 2014-11-06 | 4K07062-09A | ND |
| 2014-11-06 | 4K07062-01A | 2.20 ppb |
| 2014-11-06 | 4K07062-05A | 2.40 ppb |
| 2014-11-06 | 4K07062-03A | 2.50 ppb |
| 2015-02-18 | 5B19006-01A | 1.20 ppb |
| 2015-02-18 | 5B19006-03A | 1.10 ppb |