East Lyme Water & Sewer Commission
East Lyme, CT
CT0450011
Contaminants Exceeding Limits
The following contaminants have exceeded the guideline limits at least once in the past ten years.
- GR
Gross Beta Particle Activity
Gross Beta Particle Activity measures radioactivity from beta-emitting particles in water. Sources include nuclear facilities and certain minerals. It increases cancer risk.
- MA
Manganese
Manganese is a metal found in rocks and soil. It enters water through erosion and industrial processes. While essential in small amounts, excess can harm the nervous system.
Other Contaminants Detected
The following contaminants have been detected, but not exceeded the guideline limits in the past ten years.
1,1-Dichloroethylene
24 detections
| Avg Result: | 0.264 ppb |
|---|---|
| Limit: | 7.000 ppb |
Barium
12 detections
| Avg Result: | 0.041 ppm |
|---|---|
| Limit: | 2.000 ppm |
Bromodichloromethane
24 detections
| Avg Result: | 0.609 ppb |
|---|---|
| Limit: | 80.000 ppb |
Bromoform
15 detections
| Avg Result: | 0.447 ppb |
|---|---|
| Limit: | 80.000 ppb |
Chloroform
16 detections
| Avg Result: | 0.261 ppb |
|---|---|
| Limit: | 70.000 ppb |
Chromium
13 detections
| Avg Result: | 0.002 ppm |
|---|---|
| Limit: | 0.100 ppm |
Contaminants tested
Contaminants that have been tested but not detected
Summary
- People Served
- 15.2K
- Surface Water
- New London County
- Data from 2014-2024
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