What is a Retention Pond? (with pictures)
https://www.homequestionsanswered.com/what-is-a-retention-pond.htm
Permanent ponds are often built in lower land areas that tend to accumulate excess amounts of water. Retention ponds often actually aid in the removal of pollutants, as trash and debris typically run into the pond after heavy rains. The basins also catch runoff containing petroleum, fertilizers, sediments, bacteria, and other harmful substances tha...
Permanent ponds are often built in lower land areas that tend to accumulate excess amounts of water. Retention ponds often actually aid in the removal of pollutants, as trash and debris typically run into the pond after heavy rains. The basins also catch runoff containing petroleum, fertilizers, sediments, bacteria, and other harmful substances tha...
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