NR 216.27(3)(c)1. 1. How storm water drains on, through and from the facility to groundwater, surface water or wetlands.

NR 216.27(3)(c)2. 2. The facility property.

NR 216.27(3)(c)3. 3. A depiction of the storm drainage collection and disposal system including all surface and subsurface conveyances.

NR 216.27(3)(c)4. 4. Any secondary containment structures.

NR 216.27(3)(c)5. 5. The location of all outfalls that discharge channelized flow to surface water, ground water or wetlands, including outfalls recognized as permitted outfalls under another WPDES permit, numbered for reference.

NR 216.27(3)(c)6. 6. The drainage area boundary for each outfall.

NR 216.27(3)(c)7. 7. The surface area in acres draining to each outfall, including the percentage that is impervious such as paved, roofed or highly compacted soil, and the percentage that is pervious such as grassy areas and woods.

NR 216.27(3)(c)8. 8. Existing structural storm water controls.

NR 216.27(3)(c)9. 9. The name and location of receiving waters. Also identify receiving waters, including downstream waters, that are designated as ERW, ORW, or impaired waters.

NR 216.27 Note Note: A list of outstanding resource waters and exceptional resource waters may be found on the department website at: https://dnr.wisconsin.gov/topic/SurfaceWater/orwerw.html. A list of Wisconsin impaired waterbodies is updated every two years and may be found on the department website at: https://dnr.wisconsin.gov/topic/SurfaceWater/ConditionLists.html .

NR 216.27(3)(c)10. 10. The location of activities and materials that have the potential to contaminate storm water.

NR 216.27(3)(d) (d) The SWPPP shall summarize any results of available storm water sampling data or other observations that characterize the quality of storm water discharges or identifying sources of storm water contamination. Available data that characterizes the quality of storm drainage discharges under dry weather flow conditions shall also be included, except when the data has been or will be reported to the department under another WPDES permit.

NR 216.27(3)(e) (e) The SWPPP shall identify all potential source areas of storm water contamination including:

NR 216.27(3)(e)1. 1. Outdoor manufacturing areas.

NR 216.27(3)(e)2. 2. Rooftops contaminated by industrial activity.

NR 216.27(3)(e)3. 3. Industrial plant yards.

NR 216.27(3)(e)4. 4. Storage and maintenance areas for material handling equipment.

NR 216.27(3)(e)5. 5. Immediate access roads and rail lines.

NR 216.27(3)(e)6. 6. Material handling sites including storage, loading, unloading, transportation, or conveyance of any raw material, finished product, intermediate product and by-product or waste areas.

NR 216.27(3)(e)7. 7. Storage areas for raw materials, finished and intermediate products including tank farms.

NR 216.27(3)(e)8. 8. Disposal or application of wastewater.

NR 216.27(3)(e)9. 9. Areas containing residual pollutants from past industrial activity.

NR 216.27(3)(e)10. 10. Areas of significant soil erosion.

NR 216.27(3)(e)11. 11. Refuse sites.

NR 216.27(3)(e)12. 12. Vehicle maintenance and cleaning areas.

NR 216.27(3)(e)13. 13. Washing areas for equipment, vehicles, containers or other material.

NR 216.27(3)(e)14. 14. Shipping and receiving areas.

NR 216.27(3)(e)15. 15. Manufacturing buildings.

NR 216.27(3)(e)16. 16. Residual treatment, storage and disposal sites.