What was found in Robinson's water
The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Copper | 1672.5 µg/L 129% of the EPA limit, at the 95th percentile of samples — 1300 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Fluoride | 142 µg/L 3.6% of the EPA limit 4000 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2018 | 1/1 | SYR4 |
| Nitrate-Nitrite | 60 µg/L 0.6% of the EPA limit 10000 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2019 | 1/1 | SYR4 |
| Barium | 44.1 µg/L 2.2% of the EPA limit 2000 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2018 | 1/1 | SYR4 |
| Chromium | 9.54 µg/L 9.5% of the EPA limit 100 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2018 | 1/1 | SYR4 |
| Lead | 8.0645 µg/L 54% of the EPA limit 15 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Selenium | 7.32 µg/L 15% of the EPA limit 50 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2018 | 1/1 | SYR4 |
| Dibromoacetic Acid | 5.516 µg/L No EPA limit set Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 5.516 µg/L 9.2% of the EPA limit 60 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| TTHM | 4.051 µg/L 5.1% of the EPA limit 80 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Gross Alpha, Excl. Radon And U | 3.01 pCi/L 20% of the EPA limit 15 pCi/L Main supplier: ROBINSON CITY OF · 37 people · 2018 | 1/1 | SYR4 |
| Dichloroacetic Acid | 1.38 µg/L No EPA limit set Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Chloroform | 1.2445 µg/L No EPA limit set Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Bromodichloromethane | 1.215 µg/L No EPA limit set Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Combined Uranium | 1.11 µg/L 3.7% of the EPA limit 30 µg/L Main supplier: ROBINSON CITY OF · 37 people · 2018 | 1/1 | SYR4 |
| Dibromochloromethane | 0.8080 µg/L No EPA limit set Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Bromoform | 0.7835 µg/L No EPA limit set Main supplier: ROBINSON CITY OF · 37 people · 2017 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 0.6400 pCi/L 13% of the EPA limit 5 pCi/L Main supplier: ROBINSON CITY OF · 37 people · 2018 | 1/1 | SYR4 |
| Lead | 0.0059 mg/L 39% of the EPA limit 0.0150 mg/L Main supplier: ROBINSON CITY OF · 37 people · 2023 | 1/1 | LCR |
Water suppliers serving Robinson
| Supplier | Population served |
|---|---|
| ROBINSON CITY OF | 37 |
Frequently asked questions about Robinson tap water
Is Robinson tap water safe to drink?
EPA testing detected 19 contaminants in the water serving Robinson. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.
How many water suppliers serve Robinson?
1 public water supplier report drinking-water monitoring for Robinson, North Dakota to the EPA. Each is listed above with its population served.
What contaminants are in Robinson's water?
The contaminants EPA monitoring detected in Robinson include Copper, Fluoride, Nitrate-Nitrite, Barium, Chromium. The full list, with the level at the main supplier and the data source, is in the table above.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.