Wisconsin

Wisconsin Department of Natural Resources
Industrial Stormwater Program
101 South Webster Street, PO Box 7921
Madison, WI 53707-7921

Non-Metallic Mining Operations, WPDES Permit No. WI-0046515-06, effective August 1, 2016 thru July 31, 2021

Notice: The following four General Industrial Storm Water Discharge Permits were reissued on May 13, 2011. See Industrial Storm Water Permit Forms for the general permits and associated fact sheets.

Tier 1 General Permit to Discharge Storm Water Associated with Industrial Activity, Permit No. WI-S067849-3, effective June 15,2016 through May 31, 20121

4.3.3.3.4 Storm water samples shall be collected during the period of March through November from a rainfall event that produce greater than 0.1 inch of rainfall and occurs at least 72 hours after a previous rainfall of 0.1 inch or greater.

Magnitude: at least 0.1 inch

Interval Between Storms: at least 72 hours

Tier 2 General Permit to Discharge Storm Water Associated with Industrial Activity, Permit No. WI-S067857-3 effective June 15, 2016 through May 31, 2021

4.3.2 Quarterly Visual Monitoring Permittees shall perform and document quarterly visual inspections of storm water discharge quality at each storm water discharge outfall. Inspections  shall be conducted within the first 30 minutes of discharge or as soon thereafter as practical, but not exceeding 60 minutes. The inspections shall include any observations of color, odor, turbidity, floating solids, foam, oil sheen, or other obvious indicators of storm water pollution. Information reported shall include the inspection date, inspection personnel, visual quality of the storm water discharge, and probable sources of any observed storm water contamination.

No requirement for sampling.

Recycling of Scrap and Waste Materials, Permit No. WI-S058831- 2, effective May 27, 2016 thru April 30, 2021

The permittee shall follow the procedure for storm water sampling and analysis as specified in s. NR 216.28 (4), Wis. Adm. Code. Wisconsin's Guidance for Industrial Storm Water Sampling (WDNR, Sept. 1994) is available from the Department of Administration, Document Sales; telephone 1-800-362-7253;stock no. 1724.

From NR 216.28(d) Storm water samples shall be collected during the period of March through November from rainfall events that produce greater than 0.1 inch of rainfall and occur at least 72 hours after a previous rainfall of 0.1 inch or greater. (e) Storm water samples shall be representative of the “first flush” of storm water runoff at the outfall using one of the following

Magnitude: at least 0.1 inch

Interval Between Storms: at least 72 hours

Dismantling of Vehicles for Parts Selling and Salvage, Permit No. WI-S059145- 2, effective May 27, 2016 through April 30, 2021.

From NR 216.28(d) Storm water samples shall be collected during the period of March through November from rainfall events that produce greater than 0.1 inch of rainfall and occur at least 72 hours after a previous rainfall of 0.1 inch or greater.  (e) Storm water samples shall be representative of the “first flush” of storm water runoff at the outfall using one of the following

Magnitude: at least 0.1 inch

Interval Between Storms: at least 72 hours

Non-Metallic Mining Operations, WPDES Permit No. WI-0046515-05

No requirement for sampling.

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