What was found in Draper'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 |
|---|---|---|---|
| Nitrate | 2000 µg/L 20% of the EPA limit 10000 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Fluoride | 970 µg/L 24% of the EPA limit 4000 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Lithium | 960 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2023 | 1/2 | UCMR-5 |
| Copper | 870.995 µg/L 67% of the EPA limit 1300 µg/L Main supplier: WATERPRO INC · 33,100 people · 2017 | 1/2 | SYR4 |
| Barium | 804.475 µg/L 40% of the EPA limit 2000 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Nitrate-Nitrite | 200 µg/L 2% of the EPA limit 10000 µg/L Main supplier: WATERPRO INC · 33,100 people · 2013 | 1/2 | SYR4 |
| TTHM | 66.675 µg/L 83% of the EPA limit 80 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Chloroform | 53.865 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Total Haloacetic Acids (HAA5) | 47.65 µg/L 79% of the EPA limit 60 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Gross Beta Particle Activity | 39.3 pCi/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Trichloroacetic Acid | 27.96 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Dichloroacetic Acid | 21.42 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Combined Uranium | 16.54 µg/L 55% of the EPA limit 30 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Bromodichloromethane | 15.32 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Gross Alpha, Excl. Radon And U | 15.1 pCi/L 101% of the EPA limit, at the 95th percentile of samples — 15 pCi/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Lead | 14.65 µg/L 98% of the EPA limit 15 µg/L Main supplier: WATERPRO INC · 33,100 people · 2017 | 1/2 | SYR4 |
| Dibromochloromethane | 7.175 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Cyanide | 7 µg/L 3.5% of the EPA limit 200 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Dibromoacetic Acid | 3.2 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Combined Radium (-226 And -228) | 2.98 pCi/L 60% of the EPA limit 5 pCi/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Monochloroacetic Acid | 2.77 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Bromoform | 2.495 µg/L No EPA limit set Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Selenium | 2.44 µg/L 4.9% of the EPA limit 50 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Arsenic | 1.9 µg/L 19% of the EPA limit 10 µg/L Main supplier: WATERPRO INC · 33,100 people · 2019 | 1/2 | SYR4 |
| Lead | 0.0028 mg/L 19% of the EPA limit 0.0150 mg/L Main supplier: WATERPRO INC · 33,100 people · 2023 | 2/2 | LCR |
Water suppliers serving Draper
| Supplier | Population served |
|---|---|
| WATERPRO INC | 33,100 |
| USCF - SLC | 3,100 |
Frequently asked questions about Draper tap water
Is Draper tap water safe to drink?
EPA testing detected 25 contaminants in the water serving Draper. 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 Draper?
2 public water suppliers report drinking-water monitoring for Draper, Utah to the EPA. Each is listed above with its population served.
What contaminants are in Draper's water?
The contaminants EPA monitoring detected in Draper include Nitrate, Fluoride, Lithium, Copper, Barium. 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.