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 | 2005-10-01 → 2005-10-31 |
| MCL | Health-based | Resolved | 2005-10-01 → 2005-10-31 |
| MCL | Health-based | Resolved | 2005-10-01 → 2005-10-31 |
| MCL | Health-based | Resolved | 2005-10-01 → 2005-10-31 |
| MCL | Health-based | Archived | 2004-09-01 → 2004-09-30 |
| MCL | Health-based | Archived | 2004-09-01 → 2004-09-30 |
| MCL | Health-based | Archived | 2004-09-01 → 2004-09-30 |
| MCL | Health-based | Archived | 2003-09-01 → 2003-09-30 |
| MCL | Health-based | Archived | 2003-09-01 → 2003-09-30 |
| MCL | Health-based | Archived | 1997-09-01 → 1997-09-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Chloroform | 27 µg/L No EPA limit set
worst single sample: 38 µg/L | 141/141 | SYR4 | 2012–2019 |
| TTHM | 29.32 µg/L 37% of the EPA limit 80 µg/L
worst single sample: 41.1 µg/L | 140/140 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 60.04 µg/L 100% of the EPA limit, at the 95th percentile of samples — 60 µg/L
worst single sample: 77.6 µg/L | 133/140 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 41.5 µg/L No EPA limit set
worst single sample: 63 µg/L | 131/140 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 12 µg/L No EPA limit set
worst single sample: 19.1 µg/L | 127/140 | SYR4 | 2012–2019 |
| Bromodichloromethane | 6.9 µg/L No EPA limit set
worst single sample: 8.2 µg/L | 122/141 | SYR4 | 2012–2019 |
| Monochloroacetic Acid | 5.6 µg/L No EPA limit set
worst single sample: 7 µg/L | 77/140 | SYR4 | 2012–2019 |
| Copper | 300 µg/L 23% of the EPA limit 1300 µg/L
worst single sample: 1100 µg/L | 64/71 | SYR4 | 2014–2019 |
| Dibromoacetic Acid | 1.4 µg/L No EPA limit set
worst single sample: 9.4 µg/L | 57/140 | SYR4 | 2012–2019 |
| Dibromochloromethane | 2.6 µg/L No EPA limit set
worst single sample: 2.9 µg/L | 45/141 | SYR4 | 2012–2019 |
| Lead | 6.9 µg/L 46% of the EPA limit 15 µg/L
worst single sample: 13 µg/L | 43/71 | SYR4 | 2014–2019 |
| Nitrate-Nitrite | 180 µg/L 1.8% of the EPA limit 10000 µg/L | 16/64 | SYR4 | 2012–2019 |
| Fluoride | 1200 µg/L 30% of the EPA limit 4000 µg/L | 15/17 | SYR4 | 2013–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 11/11 | LCR | 2023 |
| Di(2-ethylhexyl) Phthalate | 0.9545 µg/L 16% of the EPA limit 6 µg/L
worst single sample: 1.04 µg/L | 10/24 | SYR4 | 2012–2019 |
| Monobromoacetic Acid | 3.185 µg/L No EPA limit set
worst single sample: 3.5 µg/L | 8/140 | SYR4 | 2012–2019 |
| Lithium | 45.3 µg/L No EPA limit set | 6/10 | UCMR-5 | 2024 |
| Barium | 49.4 µg/L 2.5% of the EPA limit 2000 µg/L
worst single sample: 50 µg/L | 5/16 | SYR4 | 2013–2019 |
| Gross Beta Particle Activity | 2.658 pCi/L No EPA limit set
worst single sample: 2.7 pCi/L | 4/19 | SYR4 | 2012–2019 |
| Combined Radium (-226 And -228) | 1.329 pCi/L 27% of the EPA limit 5 pCi/L
worst single sample: 1.35 pCi/L | 3/11 | SYR4 | 2015–2019 |
| Combined Uranium | 1.412 µg/L 4.7% of the EPA limit 30 µg/L
worst single sample: 1.49 µg/L | 3/15 | SYR4 | 2012–2017 |
| Dalapon | 2.4229 µg/L 1.2% of the EPA limit 200 µg/L
worst single sample: 2.482 µg/L | 2/22 | SYR4 | 2013–2019 |
| Hexachlorobenzene | 0.1845 µg/L 18% of the EPA limit 1 µg/L
worst single sample: 0.1900 µg/L | 2/24 | SYR4 | 2012–2019 |
| Cyanide | 5.4 µg/L 2.7% of the EPA limit 200 µg/L | 1/17 | SYR4 | 2013–2019 |
| Di(2-ethylhexyl) Adipate | 0.5200 µg/L 0.1% of the EPA limit 400 µg/L | 1/24 | SYR4 | 2012–2019 |
| Gross Alpha, Excl. Radon And U | 2.85 pCi/L 19% of the EPA limit 15 pCi/L | 1/12 | SYR4 | 2012–2017 |
86 contaminants tested, none detected
Utility contact
Frequently asked questions about Rapides Parish Waterworks District 3
Is Rapides Parish Waterworks District 3 tap water safe to drink?
EPA monitoring detected 26 contaminants in Rapides Parish Waterworks District 3'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 Rapides Parish Waterworks District 3's water?
EPA monitoring detected Chloroform, TTHM, Total Haloacetic Acids (HAA5), Dichloroacetic Acid, Trichloroacetic Acid, and others. The full list with the level and data source for each is above.
How many people does Rapides Parish Waterworks District 3 serve?
Rapides Parish Waterworks District 3 reports serving 19,983 people in Louisiana, per its EPA record.
Has Rapides Parish Waterworks District 3 had any water quality violations?
The EPA has 28 violations on file for Rapides Parish Waterworks District 3, of which 20 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.