What should a site map in a SWPPP depict?

A site map in a Storm Water Pollution Prevention Plan (SWPPP) is crucial for effective stormwater management and pollution prevention. It needs to provide a clear visual representation of the site layout concerning water management practices. This includes the location of all Best Management Practices (BMPs), which are essential for controlling the discharge of pollutants. Additionally, the site map must highlight existing water bodies, drainage patterns, and designated areas of soil disturbance.

By accurately depicting these elements, the site map helps in identifying potential pollution sources and implementing measures to mitigate them. It also assists regulatory authorities in understanding how the site plans to manage stormwater runoff and protect water quality. Thus, choosing this option reflects a comprehensive understanding of the purpose and function of a site map within a SWPPP, ensuring that all critical aspects of stormwater management are effectively addressed.