Stormwater Compliance Tips:

Is your facility required to be covered under a State Pollutant Discharge Elimination System (SPDES) multi-sector general permit (MSGP)? If your facility’s operations fall into one or more categories listed in 40 CFR 122.26(b)(14)(i-ix) and (xi) you will need to evaluate: Your location Approximate distance Prevailing gradient flow in relation to the nearest surface water… Read More

Industrial Stormwater Pollution in MS4 Areas

Industrial Stormwater Pollution in MS4 Areas It is illegal to discharge polluted stormwater to surface waterbodies. Many industrial business owners overlook their site’s potential to pollute surface waters because their stormwater drains to a municipal separate storm sewer system (MS4). Unlike combined storm and sanitary sewers, MS4’s discharge untreated stormwater to surface waters. If you… Read More

Submit MS4 Annual Reports by June 1st

Municipal Separate Storm Sewer Systems

The State’s Push for Clean Water  Background The New York State Department of Environmental Conservation (NYSDEC) regulates stormwater discharge from Municipal Separate Storm Sewer Systems (MS4) in the New York metropolitan area and other urban and designated areas in the State. In an attempt to improve the stormwater management practices and protect surface water bodies… Read More

NYSDEC Releases Long-awaited Stormwater Multi-Sector General Permit

SPDES Permit

Multi-Sector General Permit (MSGP) (GP-0-17-004) Effective Until 2023. NYSDEC Releases Long-awaited Stormwater General Permit The most recent version of the Multi-Sector General Permit (MSGP) for Stormwater Discharges Associated with Industrial Activity (GP-0-17-004) was published online by New York State Department of Environmental Conservation (NYSDEC) on February 20th, 2018 and becomes effective on March 1, 2018… Read More