Compliance record
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 127.3 µg/L 9.8% of the EPA limit 1300 µg/L
worst single sample: 128 µg/L | 8/21 | SYR4 | 2012–2018 |
| Lead | 0.0100 mg/L 67% of the EPA limit 0.0150 mg/L | 6/6 | LCR | 2025 |
| Combined Radium (-226 And -228) | 2.2 pCi/L 44% of the EPA limit 5 pCi/L | 5/5 | SYR4 | 2012–2018 |
| Gross Beta Particle Activity | 4.8 pCi/L No EPA limit set | 4/4 | SYR4 | 2012 |
| Dichloroacetic Acid | 1.29 µg/L No EPA limit set
worst single sample: 1.3 µg/L | 2/2 | SYR4 | 2015–2018 |
| Fluoride | 187.5 µg/L 4.7% of the EPA limit 4000 µg/L
worst single sample: 190 µg/L | 2/3 | SYR4 | 2012–2018 |
| Lead | 19.5265 µg/L 130% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 20.1 µg/L | 2/21 | SYR4 | 2012–2018 |
| TTHM | 2.055 µg/L 2.6% of the EPA limit 80 µg/L
worst single sample: 2.1 µg/L | 2/3 | SYR4 | 2012–2018 |
| Arsenic | 9.8 µg/L 98% of the EPA limit 10 µg/L | 1/8 | SYR4 | 2012–2019 |
| Chloroform | 1.2 µg/L No EPA limit set | 1/2 | SYR4 | 2015–2018 |
| Xylenes, Total | 0.9300 µg/L 0% of the EPA limit 10000 µg/L | 1/8 | SYR4 | 2012–2018 |
67 contaminants tested, none detected
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Frequently asked questions about Colleybrooke S/D
Is Colleybrooke S/D tap water safe to drink?
EPA monitoring detected 11 contaminants in Colleybrooke S/D'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 Colleybrooke S/D's water?
EPA monitoring detected Copper, Lead, Combined Radium (-226 And -228), Gross Beta Particle Activity, Dichloroacetic Acid, and others. The full list with the level and data source for each is above.
How many people does Colleybrooke S/D serve?
Colleybrooke S/D reports serving 124 people in North Carolina, per its EPA record.
Has Colleybrooke S/D had any water quality violations?
The EPA has no formal drinking-water violations on file for Colleybrooke S/D.
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.