Compliance record
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 18.76 µg/L 1.4% of the EPA limit 1300 µg/L
worst single sample: 54.5 µg/L | 28/40 | SYR4 | 2014–2017 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 22/22 | LCR | 2025 |
| Chloroform | 7.005 µg/L No EPA limit set
worst single sample: 8 µg/L | 11/11 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 12.6 µg/L No EPA limit set
worst single sample: 15 µg/L | 11/11 | SYR4 | 2012–2019 |
| TTHM | 9.0525 µg/L 11% of the EPA limit 80 µg/L
worst single sample: 9.18 µg/L | 6/11 | SYR4 | 2012–2019 |
| Bromodichloromethane | 1.9085 µg/L No EPA limit set
worst single sample: 2 µg/L | 4/11 | SYR4 | 2012–2019 |
| Lead | 18.1365 µg/L 121% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 20.4 µg/L | 4/40 | SYR4 | 2014–2017 |
| Dibromochloromethane | 0.6535 µg/L No EPA limit set
worst single sample: 0.6600 µg/L | 2/11 | SYR4 | 2012–2019 |
| Lithium | 44 µg/L No EPA limit set | 2/2 | UCMR-5 | 2024 |
| Total Haloacetic Acids (HAA5) | 15 µg/L 25% of the EPA limit 60 µg/L | 1/11 | SYR4 | 2012–2019 |
34 contaminants tested, none detected
Utility contact
Frequently asked questions about Lafayette County Pwsd 1
Is Lafayette County Pwsd 1 tap water safe to drink?
EPA monitoring detected 10 contaminants in Lafayette County Pwsd 1'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 Lafayette County Pwsd 1's water?
EPA monitoring detected Copper, Lead, Chloroform, Dichloroacetic Acid, TTHM, and others. The full list with the level and data source for each is above.
How many people does Lafayette County Pwsd 1 serve?
Lafayette County Pwsd 1 reports serving 8,250 people in Missouri, per its EPA record.
Has Lafayette County Pwsd 1 had any water quality violations?
The EPA has no formal drinking-water violations on file for Lafayette County Pwsd 1.
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.