Listed below is information on those contaminants that were found in the Oakwood drinking water.
TABLE OF DETECTED CONTAMINANTS
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| Contaminants (Units) | MCLG | MCL | Level Found |
Range of Detections |
Violation | Sample Year |
Typical Source of Contaminants |
|---|---|---|---|---|---|---|---|
| Inorganic Contaminants | |||||||
|
Fluoride1 (ppm) 210 Shafor 120 Springhouse |
4 | 4 | 0.25 | 0.23 - 0.25 | No | 2024 | Erosion of natural deposits; water additive which promotes strong teeth; discharge from fertilizer and aluminum factories. |
| 0.23 | |||||||
|
Barium (ppm) 210 Shafor 120 Springhouse |
2 | 2 | 0.0773 | 0.0434 - 0.0773 | No | 2024 | Erosion of natural deposits; discharge from metal refineries; discharge of drilling wastes |
| 0.0434 | |||||||
|
Nickel (ppb) 210 Shafor 120 Springhouse |
N/A | N/A | 2.4 | 2.4 – 3.2 | No | 2024 | Erosion of natural deposits |
| 3.2 | |||||||
|
Beryllium (ppm) 210 Shafor 120 Springhouse |
0.004 | 0.004 | 0.0001 | 0.0001 | No | 2024 | Discharge from metal refineries and coal burning factories; discharge from electrical, aerospace and defense industries |
| 0.0001 | |||||||
|
Nitrate (ppm) 210 Shafor 120 Springhouse |
10 | 10 | 0.93 | 0.93 - 1.19 | No | 2025 | Fertilizer runoff/natural geology |
| 1.19 | |||||||
| Regulated in the Distribution System | |||||||
| Trihalomethanes (ppb) | N/A | 80 | 15.1 | 36.2 – 15.1 | No | 2025 | By-products of chlorination |
| Haloacetic Acids (ppb) | N/A | 60 | 5.4 | ND – 1.1 | No | 2025 | By-products of chlorination |
| Dibromoacetic Acid (ppm) | N/A | 60 | 1.1 | N/D- 1.1 | No | 2025 | By-products of chlorination |
| Volatile Organic Contaminants – Unregulated | |||||||
| Bromoform (ppb) | N/A | N/A | 3.1 | 1.3 - 3.1 | No | 2025 | By-products of chlorination |
| Chloroform (ppb) | N/A | N/A | 1.4 | 0.6 - 1.4 | No | 2025 | By-products of chlorination |
| Bromodichloromethane (ppb) | N/A | N/A | 4.1 | 1.7 - 4.1 | No | 2025 | By-products of chlorination |
| Dibromo-chloromethane (ppb) | N/A | N/A | 6.5 | 2.7 - 6.5 | No | 2025 | By-products of chlorination |
| Residual Disinfectants | |||||||
| Total Chlorine (ppm) | MRDL= 4 | MRDLG= 4 | 1.01 | 0.49 - 1.57 | No | 2025 | Water additive to control microbes |
Table of Detected Contaminants Footnotes
- The City of Oakwood does not add fluoride supplements to the water it produces.
- Level found is the highest annual running average from 2024.
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| Lead and Copper | ||||||
|---|---|---|---|---|---|---|
| Contaminants (Units) |
Action Level (AL) |
90% of test levels were less than |
Individual Result over the AL |
Violation | Year Sampled |
Typical source of Contaminants |
| Lead (ppb) | 15 | 3.6 | 0 | No | 2025 | Corrosion of household plumbing material |
| 0 out of 20 samples were found to have a lead level in excess of the action level of 15 ppb | ||||||
| Copper (ppm) | 1.3 | 0.233 | 0 | No | 2025 | Corrosion of household plumbing material |
| 0 out of 20 samples were found to have copper levels in excess of the action level of 1.3 ppm | ||||||