Compliance record
Formal violations the EPA has on file for this supplier. A health-based violation means a contaminant limit or a required treatment was breached; the rest are monitoring or reporting failures — still violations, but not a measured health risk.
| Violation | Type | Status | Period |
|---|---|---|---|
| MCL | Health-based | Resolved | 2013-08-01 → 2013-08-31 |
| MCL | Health-based | Resolved | 2013-08-01 → 2013-08-31 |
| MCL | Health-based | Resolved | 2013-08-01 → 2013-08-31 |
| MCL | Health-based | Resolved | 2013-08-01 → 2013-08-31 |
| MCL | Health-based | Archived | 1994-05-15 → 1994-06-14 |
| MCL | Health-based | Archived | 1994-05-15 → 1994-06-14 |
| MCL | Health-based | Archived | 1994-05-15 → 1994-06-14 |
| MCL | Health-based | Archived | 1993-10-15 → 1993-11-14 |
| MCL | Health-based | Archived | 1993-10-15 → 1993-11-14 |
| MCL | Health-based | Archived | 1993-10-15 → 1993-11-14 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 400 µg/L 31% of the EPA limit 1300 µg/L | 24/40 | SYR4 | 2014–2017 |
| Bromodichloromethane | 18.17 µg/L No EPA limit set
worst single sample: 18.3 µg/L | 14/14 | SYR4 | 2013–2019 |
| Chloroform | 21.7 µg/L No EPA limit set
worst single sample: 23 µg/L | 14/14 | SYR4 | 2013–2019 |
| Dibromoacetic Acid | 3.835 µg/L No EPA limit set
worst single sample: 3.9 µg/L | 14/14 | SYR4 | 2013–2019 |
| Dibromochloromethane | 12.645 µg/L No EPA limit set
worst single sample: 13.1 µg/L | 14/14 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 11.715 µg/L No EPA limit set
worst single sample: 13.6 µg/L | 14/14 | SYR4 | 2013–2019 |
| TTHM | 51.615 µg/L 65% of the EPA limit 80 µg/L
worst single sample: 52.2 µg/L | 14/14 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 25.51 µg/L 43% of the EPA limit 60 µg/L
worst single sample: 29.8 µg/L | 14/14 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 9.945 µg/L No EPA limit set
worst single sample: 10.4 µg/L | 14/14 | SYR4 | 2013–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 12/12 | LCR | 2023 |
| Lead | 3.45 µg/L 23% of the EPA limit 15 µg/L
worst single sample: 4 µg/L | 12/40 | SYR4 | 2014–2017 |
| Bromoform | 1.4 µg/L No EPA limit set | 11/14 | SYR4 | 2013–2019 |
| Monochloroacetic Acid | 6.56 µg/L No EPA limit set
worst single sample: 7.1 µg/L | 7/14 | SYR4 | 2013–2019 |
| Lithium | 22.5 µg/L No EPA limit set | 2/2 | UCMR-5 | 2025 |
30 contaminants tested, none detected
Utility contact
Frequently asked questions about City of Marksville Water
Is City of Marksville Water tap water safe to drink?
EPA monitoring detected 14 contaminants in City of Marksville Water'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 City of Marksville Water's water?
EPA monitoring detected Copper, Bromodichloromethane, Chloroform, Dibromoacetic Acid, Dibromochloromethane, and others. The full list with the level and data source for each is above.
How many people does City of Marksville Water serve?
City of Marksville Water reports serving 7,593 people in Louisiana, per its EPA record.
Has City of Marksville Water had any water quality violations?
The EPA has 31 violations on file for City of Marksville Water, of which 15 are health-based (a contaminant limit or required treatment was breached) and 0 remain open. The rest are monitoring or reporting failures.
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.