San Jose Water
Santa Clara County, CA
CA4310011
Contaminants Exceeding Limits
The following contaminants have exceeded the guideline limits at least once in the past ten years.
- NI
Nitrate-Nitrite
Nitrate and nitrite are nitrogen compounds from fertilizers and waste that can seep into water sources. High levels pose health risks, especially for infants.
Other Contaminants Detected
The following contaminants have been detected, but not exceeded the guideline limits in the past ten years.
1,1,1-Trichloroethane
48 detections
| Avg Result: | 0.102 ppb |
|---|---|
| Limit: | 200.000 ppb |
1,1-Dichloroethane
1 detection
| Avg Result: | 0.001 ppb |
|---|---|
| Limit: | 50.000 ppb |
1,1-Dichloroethylene
14 detections
| Avg Result: | 0.034 ppb |
|---|---|
| Limit: | 7.000 ppb |
Arsenic
4 detections
| Avg Result: | 0.044 ppb |
|---|---|
| Limit: | 10.000 ppb |
Asbestos
3 detections
| Avg Result: | 0.002 mfl |
|---|---|
| Limit: | 7.000 mfl |
Barium
141 detections
| Avg Result: | 0.134 ppm |
|---|---|
| Limit: | 2.000 ppm |
Contaminants tested
Contaminants that have been tested but not detected
Summary
- People Served
- 1M
- Surface Water
- Santa Clara County
- Data from 2014-2023
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