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==Municipal operation inspections== | ==Municipal operation inspections== | ||
The municipal separate storm sewer system [https://stormwater.pca.state.mn.us/index.php?title=MS4_General_Permit (MS4) General Permit] requires inspections of certain municipally owned/operated facilities, areas, or stormwater best management practices (BMPs) ([https://stormwater.pca.state.mn.us/index.php?title=MS4_PART_III.STORMWATER_POLLUTION_PREVENTION_PROGRAM_(SWPPP) MS4 General Permit Part III.D.6.e]). This includes: | The municipal separate storm sewer system [https://stormwater.pca.state.mn.us/index.php?title=MS4_General_Permit (MS4) General Permit] requires inspections of certain municipally owned/operated facilities, areas, or stormwater best management practices (BMPs) ([https://stormwater.pca.state.mn.us/index.php?title=MS4_PART_III.STORMWATER_POLLUTION_PREVENTION_PROGRAM_(SWPPP) MS4 General Permit Part III.D.6.e]). This includes: | ||
− | *Annual inspections of structural stormwater BMPs to determine structural integrity, function, and maintenance needs. | + | *Annual inspections of [[#BMP inspection checklists|structural stormwater BMPs]] to determine structural integrity, function, and maintenance needs. |
− | *At least one inspection every permit term of stormwater ponds and outfalls to determine structural integrity, function, and maintenance needs. | + | *At least one inspection every permit term of stormwater ponds and [[#Outfall inspection checklists|outfalls]] to determine structural integrity, function, and maintenance needs. |
*Quarterly inspections of stockpiles, and storage and material handling areas identified in the [https://stormwater.pca.state.mn.us/index.php?title=Facility_Inventory Facility Inventory] to determine function and maintenance needs. | *Quarterly inspections of stockpiles, and storage and material handling areas identified in the [https://stormwater.pca.state.mn.us/index.php?title=Facility_Inventory Facility Inventory] to determine function and maintenance needs. | ||
The municipal separate storm sewer system (MS4) General Permit requires inspections of certain municipally owned/operated facilities, areas, or stormwater best management practices (BMPs) (MS4 General Permit Part III.D.6.e). This includes:
During each of these inspections, inspectors must look for evidence of illicit discharges (MS4 General Permit Part III.D.3.c.). All inspections must be documented (MS4 General Permit Part III.D.6.h.(1)).