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§ 4-201.1. Definitions

West's Annotated Code of MarylandEnvironmentEffective: June 1, 2021

West's Annotated Code of Maryland
Title 4. Water Management (Refs & Annos)
Subtitle 2. Stormwater Management (Refs & Annos)
Effective: June 1, 2021
MD Code, Environment, § 4-201.1
§ 4-201.1. Definitions
In general
(a) In this subtitle the following words have the meanings indicated.
Environmental site design
(b) “Environmental site design” means using small-scale stormwater management practices, nonstructural techniques, and better site planning to mimic natural hydrologic runoff characteristics and minimize the impact of land development on water resources.
Environmental site design
(c) “Environmental site design” includes:
(1) Optimizing conservation of natural features, such as drainage patterns, soils, and vegetation;
(2) Minimizing use of impervious surfaces;
(3) Slowing down runoff to maintain discharge timing and to increase infiltration and evapotranspiration; and
(4) Using other nonstructural practices or innovative stormwater management technologies approved by the Department.
Impervious surface
(d)(1) “Impervious surface” means a surface that does not allow stormwater to infiltrate into the ground.
(2) “Impervious surface” includes rooftops, driveways, sidewalks, or pavement.
Precipitation data
(e) “Precipitation data” means historical data that describes the relationship between precipitation intensity, duration, and return period.


Added by Acts 2007, c. 121, § 1, eff. Oct. 1, 2007; Acts 2007, c. 122, § 1, eff. Oct. 1, 2007. Amended by Acts 2012, c. 151, § 1, eff. July 1, 2012; Acts 2021, c. 640, § 1, eff. June 1, 2021; Acts 2021, c. 641, § 1, eff. June 1, 2021.
MD Code, Environment, § 4-201.1, MD ENVIR § 4-201.1
Current through legislation effective through June 1, 2024, from the 2024 Regular Session of the General Assembly. Some statute sections may be more current, see credits for details.
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