What is an EPA MS4 permit?
The NPDES MS4 permit requires, permittees to develop and implement a comprehensive Storm Water Management Program (SWMP) that must include pollution prevention measures, treatment or removal techniques, monitoring, use of legal authority, and other appropriate measures to control the quality of storm water discharged …
What is MS4 compliance?
MS4 permits authorize cities, counties, or other governmental entities to discharge storm- water collected by their storm sewer systems to waters of the United States.
What is an MS4 plan?
MS4 is short for, “Municipal Separate Storm Sewer System”, where the word “Municipal” refers to a unit of local government like a borough or a township, but may also refer to an organization responsible for the administration of a developed area.
What does MS4 mean?
MS4
| Acronym | Definition |
|---|---|
| MS4 | Municipal Separate Storm Sewer System |
| MS4 | Fourth-Year Medical Student |
What is MS4 permit California?
Municipal Program Phase I MS4 permits require the discharger to develop and implement a Storm Water Management Plan/Program with the goal of reducing the discharge of pollutants to the maximum extent practicable.
What is a MS4 entity?
An MS4 is a conveyance or system of conveyances that is: owned by a state, city, town, village, or other public entity that discharges to waters of the U.S., designed or used to collect or convey stormwater (e.g., storm drains, pipes, ditches), not a combined sewer, and.
What is an MS4 outfall?
An MS4 outfall is any point where a separate storm sewer system owned or operated by the City of New York discharges to Surface Waters of the State or to another MS4 (an MS4 owned or operated by another regulated entity). Outfalls include discharges from pipes, ditches, swales, and other points of concentrated flow.
What is a small MS4?
A small MS4 is any MS4 that is not already covered by the Phase I stormwater program. Small MS4s include Federally-owned systems, such as military bases.
What is a Phase 2 MS4?
The Phase II program for MS4s is designed to accommodate. a general permit approach using a Notice of Intent (NOI) as the permit application. The operator of a regulated small MS4 must include in its permit application, or NOI, its chosen BMPs and measurable goals for each minimum control measure.
What is a Phase II MS4?
General Overview of the Stormwater Phase II. Small MS4 Program Requirements. The term Municipal Separate Storm Sewer System, or MS4, includes some storm sewer systems owned/operated by local governments, State departments of transportation, universities, local sewer districts, hospitals, military bases, and prisons.
What is a Phase I MS4?
PHASE I PROGRAM Phase I MS4 permits require the discharger to develop and implement a Storm Water Management Plan/Program with the goal of reducing the discharge of pollutants to the maximum extent practicable.
What is MS4 area in NYC?
municipal separate storm sewer system
Certain new and redevelopment projects located in New York City that involve or result in a soil disturbance within the municipal separate storm sewer system (MS4) area are required to apply for construction permits. Projects that meet the criteria must submit permit applications to DEP.