A detention/retention pond is a basin that is designed to catch runoff water from higher elevation areas which are used to prevent or minimize flooding during high water periods. One of the most important factors in maintaining a healthy pond is its drainage system. Existing trees should Therefore, if you are thinking of selling your property, building a retention pond could help attract more buyers that may be interested in the unique outdoor feature. Almost every area in the country will require you to follow at least Phase I storm water management practices, so its best to read up on them before starting your project. For above ground pools: If the sides of the pool are 48 . It should have a large storage area that allows it to hold back stormwater runoff during heavy rainstorms while releasing at an acceptable rate until the next rainfall event occurs. ALR100000 for discharges associated with regulated construction . This is especially a bigger concern for smaller ponds that are not capable of sustaining a certain type of water quality and nutrient balance that is necessary for the survival of these species. minimum may be increased in cold climates to deal with issues related to freezing buffers). However, they should always be built with the local environment in mind to avoid harming wildlife habitat or water quality. They also add natural beauty to the surrounding landscape which may help increase a sense of peace or well-being in people who live nearby. Maintenance Here is what you need to know about the new regulations and how they impact you: Single Family Lots of 7500 SF or less that will disturb less than 65% of the area = 0.0 acre-ft/acre Detention Rate Single Family Lots of 7500 SF or less that will disturb more than 65% of the area = 0.75 acre-ft/acre Detention Rate (The old rate was .2 acre-ft . that is executed as a condition of plan approval. . Stormwater ponds can also Flood and Water Quality Protection Manual - City of Lincoln, NE Depending on the quantity and distribution of vegetation, they can help to create cool islands in metropolitan areas (as a result of evapotranspiration, water supply, shading). Warning: It is Required that the minimum horizontal distance between a water-supply well and the ordinary high water level of a storm water retention pond is 35 feet Warning: It is Required that CSW permittees must design basins using an impermeable liner if located within active karst terrain. of a separate cell, formed by an acceptable barrier. The outfall structure governs how water flows from the main basin into the retention pond systems downstream sections.
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