Chapter NR 100

Register August 1997 No. 500

Chapter NR 100

ENVIRONMENTAL PROTECTION

NR 100.01   Organic mercury compounds.

NR 100.02   Inorganic mercury compounds and metal mercury.

NR 100.01 NR 100.01  Organic mercury compounds. The discharge of organic mercury compounds to the waters of the state shall not exceed 0.0005 mg/l of mercury as measured in a 24-hour composite sample.

NR 100.01 History History: Cr. Register, March, 1971, No. 183, eff. 4-1-71.

NR 100.02 NR 100.02  Inorganic mercury compounds and metal mercury. The discharge of inorganic mercury compounds and metallic mercury to the waters of the state shall not exceed the background level by more than 0.05 pound per 1,000,000 gallons of effluent discharged. The maximum discharge of inorganic mercury compounds and metallic mercury shall be 0.15 pound of mercury per day averaged over a 30-day period; however, in any one day there shall not be a discharge in excess of 0.50 pound.

NR 100.02 History History: Cr. Register, March, 1971, No. 183, eff. 4-1-71.