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Nitrogen

Average Total Nitrogen removed per linear foot of practice per year.

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Average Total Phosphorous removed per linear foot of practice per year.

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Best Management Practices Search

Pumping

A commercial certified septic hauler visits a residential or commercial septic holding tank to pump (vacuum) the tank’s contents on a regularly scheduled basis

Denitrification (Best Available Technology Systems)

This practice introduces air into a three-chambered septic

Connections to Sewer

Traditional sewer systems connect residential homes directly to a sewer line that conveys waste to the local wastewater treatment plant (WWTP). This is most common in

Set Permitted Load

Capping a wastewater treatment plant’s discharge permit at a specific

Wet Ponds and Wetlands

A water impoundment structure that intercepts stormwater runoff then releases it to an open water system at a specified flow rate. These structures retain a permanent

Vegetated Open Channels

Open channels are practices that convey stormwater runoff and provide treatment as the water is conveyed, this practice is very like a bioswale. This BMP has no

Urban Nutrient Management

Urban nutrient management involves the reduction of fertilizer to grass lawns and other urban areas. This does not account for the recent laws passed to remove

Urban Infiltration Practices (without sand/vegetation and no underdrain)

A depression to form an infiltration basin where sediment is trapped and water infiltrates the soil. No underdrains are associated with infiltration basins and trenches,

Urban Infiltration Practices (with sand/vegetation and no underdrain)

A depression to form an infiltration basin where sediment is trapped and water infiltrates the soil. No underdrains are associated with infiltration basins and trenches,

Urban Forest Buffer

An area of trees at least 35 feet wide on at least one side of a stream, usually accompanied by trees, shrubs, and other vegetation that is adjacent to a body of

Urban Filtering Practices

Practices that capture and temporarily store runoff and pass it through a filter bed of either sand or an organic media. There are various sand filter designs, such as

Street Sweeping

Sweeping of curbed streets and parking lots conducted on a twice monthly basis. The same street must be swept 25 times a

Urban Stream Restoration, Living Shoreline, Regenerative Stomwater Conveyance (RSC)

Stream restoration is a set of activities that help improve the environmental health of a river, creek or stream. These activities aim to restore the natural

Permeable Pavement

The most commonly used permeable pavement surfaces are pervious concrete, porous asphalt and permeable interlocking concrete pavers. Other options include plastic and

MS4 Permit Stormwater Retrofit

MS4 (Municipal Separate Storm Sewer System) general permits (located on the Eastern Shore in Elkton and Salisbury) may require the retrofitting of existing unmanaged

Impervious Urban Surface Reduction

Surfaces covered by impenetrable materials such as asphalt, compacted gravel, concrete, brick, and stone are impermeable. These impermeable materials seal surfaces,

Forest Conservation

Acres of existing forest that are placed under long-term agreement (easement or deed restriction) to remain in forest land use, attributable to Forest Conservation Act

Erosion and Sediment Control

Soil management systems and erosion control measures, consisting of combinations of cover and structural practices are typically implemented to protect soil and prevent

Dry Extended Detention Ponds

Dry extended detention basins are depressions created by excavation or berm construction that temporarily store runoff and release it slowly via surface flow or

Dry Detention Ponds and Hydrodynamic Structures

Dry detention ponds are depressions or basins created by excavation or berm construction. Dry detention ponds are designed

Bioswale

Bioswales are stormwater runoff conveyance systems that provide an alternative to storm sewers in an urban environment or they are the term generally given to any

Bioretention/Rain Gardens

Bioretention facilities (cells, swales or planters) are engineered to treat and infiltrate a specific amount of stormwater. They have exact design criteria to ensure

Abandoned Mine Reclamation

The Abandoned Mine Lands Division of the Mining Program performs reclamation of abandoned (pre-1977 mining law) coal mines, land and remediation of acid mine

Urban Tree Planting/Urban Tree Canopy

Urban tree planting involves planting trees on urban pervious areas at a rate that would produce a forest-like condition over time. The intent of the planting is to