Notice of NPDES MS4 Phase II Tier II General Permit and Public Hearing

The Div. of Water will conduct a public hearing to consider comments from the public on the Draft National Pollutant Discharge Elimination System Municipal Separate Storm Sewer System Phase II Tier II General Permit.

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Municipal Separate Storm Sewer Systems

Stormwater runoff from urban and industrial areas can contain harmful pollutants. To help keep these pollutants from being washed or dumped into surface waters, operators of municipal separate storm sewer systems (known as MS4s) must get a permit and develop a stormwater management program. [panel type=”success” heading=”Contact

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NPDES MS4 Phase II Tier II General Permit

A National Pollutant Discharge Elimination System Tier II General Permit is being issued for existing Phase II Municipal Separate Storm Sewer System (MS4) individual permitted entities.

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NPDES Municipal Separate Storm Sewer System Tier I Permit

A Tier 1 General NPDES Permit is being issued for existing Phase II Municipal Separate Storm Sewer System (MS4) individual permitted entities.

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NPDES Municipal Separate Storm Sewer System Tier II Permit

A Tier II General Permit is being issued for new Phase II Municipal Separate Storm Sewer System (MS4) entities.

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