What was found in Deer Park'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 | 188.5 µg/L 14% of the EPA limit 1300 µg/L Main supplier: CITY OF DEER PARK · 34,495 people · 2017 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 50.82 µg/L 85% of the EPA limit 60 µg/L Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 34.055 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| TTHM | 28.79 µg/L 36% of the EPA limit 80 µg/L Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Chloroform | 22 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Lead | 16.4475 µg/L 110% of the EPA limit, at the 95th percentile of samples — 15 µg/L Main supplier: CITY OF DEER PARK · 34,495 people · 2017 | 1/1 | SYR4 |
| Monochloroacetic Acid | 10.59 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 10.46 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 7.715 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 7.68 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Bromoform | 3.71 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 3.355 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2019 | 1/1 | SYR4 |
| Pfba | 0.0147 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2023 | 1/1 | UCMR-5 |
| Pfpea | 0.0090 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2023 | 1/1 | UCMR-5 |
| Pfhxa | 0.0085 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2023 | 1/1 | UCMR-5 |
| PFOS | 0.0047 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2023 | 1/1 | UCMR-5 |
| PFBS | 0.0045 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2023 | 1/1 | UCMR-5 |
| PFHXS | 0.0036 µg/L No EPA limit set Main supplier: CITY OF DEER PARK · 34,495 people · 2023 | 1/1 | UCMR-5 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: CITY OF DEER PARK · 34,495 people · 2023 | 1/1 | LCR |
Water suppliers serving Deer Park
| Supplier | Population served |
|---|---|
| CITY OF DEER PARK | 34,495 |
Frequently asked questions about Deer Park tap water
Is Deer Park tap water safe to drink?
EPA testing detected 19 contaminants in the water serving Deer Park. 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 Deer Park?
1 public water supplier report drinking-water monitoring for Deer Park, Texas to the EPA. Each is listed above with its population served.
What contaminants are in Deer Park's water?
The contaminants EPA monitoring detected in Deer Park include Copper, Total Haloacetic Acids (HAA5), Dichloroacetic Acid, 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.