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Storage and Treatment Systems
Capacity of Slurry Storage Ponds and Basins:
Waste storage for a predetermined length of time.
25-year, 24-hour storm
- the most rainfall likely to occur in a 25-year period over a 24-hour duration (5 to 9 inches of rainfall for N.C.)
- the required distance from the top of the lagoon dam or dike elevation (at its lowest point) to the highest allowed waste liquid elevation (at least 1 foot).
- this distance is in addition to the 25-year, 24-hour storm and the heavy rainfall factor