What was found in Frisco'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 | 364 µg/L 28% of the EPA limit 1300 µg/L Main supplier: CITY OF HACKBERRY · 2,979 people · 2017 | 1/1 | SYR4 |
| TTHM | 57.885 µg/L 72% of the EPA limit 80 µg/L Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 26.44 µg/L 44% of the EPA limit 60 µg/L Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Chloroform | 25.08 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 22.31 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 15.875 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 13.32 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 7.285 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Lead | 5.95 µg/L 40% of the EPA limit 15 µg/L Main supplier: CITY OF HACKBERRY · 2,979 people · 2017 | 1/1 | SYR4 |
| Bromoform | 3.788 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 3.5 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 2.97 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Monobromoacetic Acid | 1.355 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2019 | 1/1 | SYR4 |
| Pfba | 0.0071 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2025 | 1/1 | UCMR-5 |
| Pfpea | 0.0040 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2025 | 1/1 | UCMR-5 |
| Pfhxa | 0.0038 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2025 | 1/1 | UCMR-5 |
| PFBS | 0.0035 µg/L No EPA limit set Main supplier: CITY OF HACKBERRY · 2,979 people · 2025 | 1/1 | UCMR-5 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: CITY OF HACKBERRY · 2,979 people · 2025 | 1/1 | LCR |
Water suppliers serving Frisco
| Supplier | Population served |
|---|---|
| CITY OF HACKBERRY | 2,979 |
Frequently asked questions about Frisco tap water
Is Frisco tap water safe to drink?
EPA testing detected 18 contaminants in the water serving Frisco. 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 Frisco?
1 public water supplier report drinking-water monitoring for Frisco, Texas to the EPA. Each is listed above with its population served.
What contaminants are in Frisco's water?
The contaminants EPA monitoring detected in Frisco include Copper, TTHM, Total Haloacetic Acids (HAA5), Chloroform, Bromodichloromethane. 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.