What was found in Le Roy'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 | 1115.5 µg/L 86% of the EPA limit 1300 µg/L Main supplier: LE ROY · 3,498 people · 2018 | 1/1 | SYR4 |
| Fluoride | 870.4 µg/L 22% of the EPA limit 4000 µg/L Main supplier: LE ROY · 3,498 people · 2017 | 1/1 | SYR4 |
| Nitrate | 430 µg/L 4.3% of the EPA limit 10000 µg/L Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| TTHM | 94.32 µg/L 118% of the EPA limit, at the 95th percentile of samples — 80 µg/L Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Chloroform | 88 µg/L No EPA limit set Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Barium | 69.25 µg/L 3.5% of the EPA limit 2000 µg/L Main supplier: LE ROY · 3,498 people · 2017 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 51.835 µg/L 86% of the EPA limit 60 µg/L Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Lead | 39.1 µg/L 261% of the EPA limit, at the 95th percentile of samples — 15 µg/L Main supplier: LE ROY · 3,498 people · 2018 | 1/1 | SYR4 |
| Trichloroacetic Acid | 31.605 µg/L No EPA limit set Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 21.58 µg/L No EPA limit set Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Chromium | 12 µg/L 12% of the EPA limit 100 µg/L Main supplier: LE ROY · 3,498 people · 2017 | 1/1 | SYR4 |
| Arsenic | 10 µg/L 100% of the EPA limit 10 µg/L Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 7.87 µg/L No EPA limit set Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 4.0085 µg/L No EPA limit set Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 2.24 µg/L No EPA limit set Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 1.9 pCi/L 38% of the EPA limit 5 pCi/L Main supplier: LE ROY · 3,498 people · 2014 | 1/1 | SYR4 |
| Dibromochloromethane | 0.8550 µg/L No EPA limit set Main supplier: LE ROY · 3,498 people · 2019 | 1/1 | SYR4 |
| Lead | 0.0490 mg/L 327% above the EPA limit of 0.0150 mg/L Main supplier: LE ROY · 3,498 people · 2024 | 1/1 | LCR |
Water suppliers serving Le Roy
| Supplier | Population served |
|---|---|
| LE ROY | 3,498 |
Frequently asked questions about Le Roy tap water
Is Le Roy tap water safe to drink?
EPA testing detected 18 contaminants in the water serving Le Roy. 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 Le Roy?
1 public water supplier report drinking-water monitoring for Le Roy, Illinois to the EPA. Each is listed above with its population served.
What contaminants are in Le Roy's water?
The contaminants EPA monitoring detected in Le Roy include Copper, Fluoride, Nitrate, TTHM, Chloroform. 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.