What was found in Royse City'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 | 1400 µg/L 108% of the EPA limit, at the 95th percentile of samples — 1300 µg/L Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| TTHM | 52.35 µg/L 65% of the EPA limit 80 µg/L Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 31.02 µg/L 52% of the EPA limit 60 µg/L Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 22.47 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Chloroform | 17.855 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 14.885 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 14.07 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 9.4 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 7.48 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 5.71 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Bromoform | 5.515 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Lead | 3.7675 µg/L 25% of the EPA limit 15 µg/L Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Monobromoacetic Acid | 2.485 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2019 | 1/1 | SYR4 |
| Pfpea | 0.0089 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2023 | 1/1 | UCMR-5 |
| Pfhxa | 0.0071 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2023 | 1/1 | UCMR-5 |
| Pfba | 0.0064 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2023 | 1/1 | UCMR-5 |
| PFBS | 0.0053 µg/L No EPA limit set Main supplier: B H P WSC · 6,321 people · 2023 | 1/1 | UCMR-5 |
| Lead | 0.0018 mg/L 12% of the EPA limit 0.0150 mg/L Main supplier: B H P WSC · 6,321 people · 2025 | 1/1 | LCR |
Water suppliers serving Royse City
| Supplier | Population served |
|---|---|
| B H P WSC | 6,321 |
Frequently asked questions about Royse City tap water
Is Royse City tap water safe to drink?
EPA testing detected 18 contaminants in the water serving Royse City. 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 Royse City?
1 public water supplier report drinking-water monitoring for Royse City, Texas to the EPA. Each is listed above with its population served.
What contaminants are in Royse City's water?
The contaminants EPA monitoring detected in Royse City include Copper, TTHM, Total Haloacetic Acids (HAA5), Bromodichloromethane, 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.