Wisconsin Administrative Code
Department of Natural Resources
NR 100-199 - Environmental Protection General
Chapter NR 140 - Groundwater Quality
Subchapter II - Groundwater Quality Standards
Section NR 140.12 - Public welfare related groundwater standards
Universal Citation: WI Admin Code ยง NR 140.12
Current through August 26, 2024
The groundwater quality standards for substances of public welfare concern are listed in Table 2.
Note: For each substance of public welfare concern, the preventive action limit is 50% of the established enforcement standard.
Table 2
Public Welfare Groundwater Quality Standards
|
Substance |
Enforcement Standard (milligrams per liter - except as noted) |
Preventive Action Limit (milligrams per liter - except as noted) |
|
Chloride |
250 |
125 |
|
Color |
15 color units |
7.5 color units |
|
Foaming agents MBAS |
0.5 |
0.25 |
|
(Methylene-Blue Active Substances) |
||
|
Iron |
0.3 |
0.15 |
|
Manganese |
0.05 |
0.025 |
|
Odor |
3 |
1.5 |
|
(Threshold Odor No.) |
(Threshold Odor No.) |
|
|
Sulfate |
250 |
125 |
|
Zinc |
5 |
2.5 |
Disclaimer: These regulations may not be the most recent version. Wisconsin may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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