Compliance record
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 131.2 µg/L 10% of the EPA limit 1300 µg/L | 57/60 | SYR4 | 2013–2019 |
| Lead | 8.8 µg/L 59% of the EPA limit 15 µg/L | 23/60 | SYR4 | 2013–2019 |
| Bromodichloromethane | 12.3 µg/L No EPA limit set | 11/13 | SYR4 | 2013–2019 |
| Chloroform | 39.5 µg/L No EPA limit set | 11/13 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 29.5 µg/L No EPA limit set | 11/13 | SYR4 | 2013–2019 |
| TTHM | 50.2 µg/L 63% of the EPA limit 80 µg/L | 11/13 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 41.8 µg/L 70% of the EPA limit 60 µg/L | 11/13 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 11.3 µg/L No EPA limit set | 11/13 | SYR4 | 2013–2019 |
| Dibromoacetic Acid | 2.5 µg/L No EPA limit set | 10/13 | SYR4 | 2013–2019 |
| Dibromochloromethane | 4.2 µg/L No EPA limit set | 9/13 | SYR4 | 2013–2019 |
| Lead | 0.0015 mg/L 9.9% of the EPA limit 0.0150 mg/L | 9/9 | LCR | 2025 |
| Lithium | 23.7 µg/L No EPA limit set | 3/4 | UCMR-5 | 2025 |
32 contaminants tested, none detected
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Frequently asked questions about Cinco Southwest Mud 4
Is Cinco Southwest Mud 4 tap water safe to drink?
EPA monitoring detected 12 contaminants in Cinco Southwest Mud 4's water. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and the utility's annual Consumer Confidence Report for its official compliance status.
What contaminants were detected in Cinco Southwest Mud 4's water?
EPA monitoring detected Copper, Lead, Bromodichloromethane, Chloroform, Dichloroacetic Acid, and others. The full list with the level and data source for each is above.
How many people does Cinco Southwest Mud 4 serve?
Cinco Southwest Mud 4 reports serving 6,093 people in Texas, per its EPA record.
Has Cinco Southwest Mud 4 had any water quality violations?
The EPA has no formal drinking-water violations on file for Cinco Southwest Mud 4.
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.