Wis. Admin. Code Department of Natural Resources 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 |
Wis. Admin. Code Department of Natural Resources NR 140.12