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This 1987 expansion was promulgated in two phases. The Phase I regulation, promulgated in 1990, required that all municipalities of 100,000 persons or more, industrial dischargers, and construction sites of 5 acres (20,000 m 2) or more have NPDES permits for their stormwater discharges. [31] Phase I permits were issued in much of the U.S. in ...
The other states have developed their own state-specific industrial stormwater permits (e.g. California's Industrial General Permit). [8] State-issued general permits often include the same requirements as EPA's permit, but some states have additional requirements. [6] A silt fence is a type of sediment control used on construction sites.
The New York State Department of Environmental Conservation (informally referred to as NYSDEC, DEC, EnCon or NYSENCON) is a department of New York state government. [4] The department guides and regulates the conservation, improvement, and protection of New York's natural resources; manages Forest Preserve lands in the Adirondack and Catskill parks, state forest lands, and wildlife management ...
The Stormwater Pollution Prevention Plan, often abbreviated as SWPPP or SW3P, is a plan created by constructors to show their plans for sediment and erosion control. [1] Typically these plans are part of an overall design that details procedures to be followed during various phases of construction.
A concept that began in Prince George's County, Maryland in 1990, LID began as an alternative to traditional stormwater best management practices (BMPs) installed at construction projects. [6] Officials found that the traditional practices such as detention ponds and retention basins were not cost-effective and the results did not meet water ...
A sign for the Staten Island Bluebelt in South Beach, Staten Island. The Bluebelt is a large scale system of stormwater best management practices (BMPs) in New York City.The program originated on Staten Island in the early 1990s, but has also been implemented in Queens and the Bronx.
After all inspections are passed, the last step is generally to have a walk-through by a member of the Department of Buildings, who sees that there is no major construction remaining on the job site, that there are no obstructions to the entrances, that there are no safety hazards in the building, and that everything in the building was built ...
Storm drain grate on a street in Warsaw, Poland Storm drain with its pipe visible beneath it due to construction work. A storm drain, storm sewer (United Kingdom, U.S. and Canada), highway drain, [1] surface water drain/sewer (United Kingdom), or stormwater drain (Australia and New Zealand) is infrastructure designed to drain excess rain and ground water from impervious surfaces such as paved ...