What minimum slope is recommended for a discharge from WSP in inches per feet?

The recommended minimum slope for a discharge from a wastewater stabilization pond (WSP) is crucial for ensuring proper drainage and preventing stagnant water, which can lead to issues such as algae growth and odors. A slope of 12 inches per 100 feet provides adequate gravitational flow, allowing wastewater to move efficiently through the system. This is important to maintain the effectiveness of treatment processes and to avoid any potential backup or pooling that could compromise the septic system's functionality.

Using a slope that is lower than 12 inches per 100 feet may not facilitate proper drainage, increasing the risk of water stagnation and reducing the overall efficiency of the wastewater treatment process. For example, slopes that are only 6 or 8 inches per 100 feet can lead to inadequate flow, making it difficult for the system to function effectively. Therefore, establishing a minimum slope of 12 inches per 100 feet helps ensure that the discharged water moves swiftly away from the WSP, reducing the potential for pollution and maintaining optimal system operation.