What was found in Castle Hayne's water
The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Copper | 81 µg/L 6.2% of the EPA limit 1300 µg/L Main supplier: NORTHSIDE MHP · 180 people · 2019
Highest in the city: 1093.78 µg/L — SIMMONS HEIGHTS APARTMENTS · 35 people · 2019 | 4/5 | SYR4 |
| Fluoride | 156.1 µg/L 3.9% of the EPA limit 4000 µg/L Main supplier: NORTHSIDE MHP · 180 people · 2019
Highest in the city: 873 µg/L — OAKLEY MHP · 92 people · 2019 | 4/5 | SYR4 |
| TTHM | 69.7705 µg/L 87% of the EPA limit 80 µg/L Highest in the city: SIMMONS HEIGHTS APARTMENTS · 35 people · 2019 | 4/5 | SYR4 |
| Lead | 10 µg/L 67% of the EPA limit 15 µg/L Main supplier: NORTHSIDE MHP · 180 people · 2019
Highest in the city: 65.5 µg/L — CASTLE CREEK MEMORY CARE · 86 people · 2018 | 5/5 | SYR4 |
| Chloroform | 53.825 µg/L No EPA limit set Highest in the city: SHADY HAVEN MHP · 46 people · 2019 | 3/5 | SYR4 |
| Total Haloacetic Acids (HAA5) | 48.4 µg/L 81% of the EPA limit 60 µg/L Highest in the city: SHADY HAVEN MHP · 46 people · 2019 | 4/5 | SYR4 |
| Chromium | 26 µg/L 26% of the EPA limit 100 µg/L Main supplier: NORTHSIDE MHP · 180 people · 2019 | 1/5 | SYR4 |
| Bromodichloromethane | 22.39 µg/L No EPA limit set Highest in the city: SIMMONS HEIGHTS APARTMENTS · 35 people · 2019 | 3/5 | SYR4 |
| Dichloroacetic Acid | 1 µg/L No EPA limit set Main supplier: NORTHSIDE MHP · 180 people · 2018
Highest in the city: 21.25 µg/L — SHADY HAVEN MHP · 46 people · 2019 | 5/5 | SYR4 |
| Trichloroacetic Acid | 18 µg/L No EPA limit set Highest in the city: SHADY HAVEN MHP · 46 people · 2019 | 3/5 | SYR4 |
| Dibromochloromethane | 11.04 µg/L No EPA limit set Highest in the city: SIMMONS HEIGHTS APARTMENTS · 35 people · 2019 | 4/5 | SYR4 |
| Monobromoacetic Acid | 11 µg/L No EPA limit set Highest in the city: SHADY HAVEN MHP · 46 people · 2019 | 2/5 | SYR4 |
| Dibromoacetic Acid | 3 µg/L No EPA limit set Highest in the city: SIMMONS HEIGHTS APARTMENTS · 35 people · 2019 | 4/5 | SYR4 |
| Monochloroacetic Acid | 3 µg/L No EPA limit set Highest in the city: SHADY HAVEN MHP · 46 people · 2019 | 1/5 | SYR4 |
| Bromoform | 2 µg/L No EPA limit set Highest in the city: OAKLEY MHP · 92 people · 2019 | 2/5 | SYR4 |
| Combined Radium (-226 And -228) | 1.3 pCi/L 26% of the EPA limit 5 pCi/L Highest in the city: OAKLEY MHP · 92 people · 2016 | 2/5 | SYR4 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: NORTHSIDE MHP · 180 people · 2025
Highest in the city: 0.0135 mg/L — SHADY HAVEN MHP · 46 people · 2025 | 5/5 | LCR |
Water suppliers serving Castle Hayne
| Supplier | Population served |
|---|---|
| NORTHSIDE MHP | 180 |
| OAKLEY MHP | 92 |
| CASTLE CREEK MEMORY CARE | 86 |
| SHADY HAVEN MHP | 46 |
| SIMMONS HEIGHTS APARTMENTS | 35 |
Frequently asked questions about Castle Hayne tap water
Is Castle Hayne tap water safe to drink?
EPA testing detected 17 contaminants in the water serving Castle Hayne. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.
How many water suppliers serve Castle Hayne?
5 public water suppliers report drinking-water monitoring for Castle Hayne, North Carolina to the EPA. Each is listed above with its population served.
What contaminants are in Castle Hayne's water?
The contaminants EPA monitoring detected in Castle Hayne include Copper, Fluoride, TTHM, Lead, Chloroform. The full list, with the level at the main supplier and the data source, is in the table above.
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.