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MS4 Phase I and II
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Phase I Large MS4
The 2019 Phase I Large MS4 NPDES Permits Nos. GAS000XXX for Storm Water Discharges from Municipal Separate Storm Sewer Systems (MS4) were reissued on May 13, 2019 with an effective date of June 11, 2019. The permits are posted on the Watershed Protection Branch Permit and Public Comments Clearinghouse. Additional permit information and resources are available below.
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Phase I Large Municipal Separate Storm Sewer System MS4 NPDES Permit No. GAS000XXX [May. 13, 2019] Template -
Phase I Large MS4 Public Comments and Responses -
Phase I Large Stormwater Management Program Template -
Phase I Large Annual Report Form [February 2021] - List of MS4 Phase I Permittees [Revised June 2017]
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Phase I Medium MS4
The Phase I Medium MS4 NPDES Permits were reissued on April 12, 2022. The permits are posted below. The permits and comments are posted on the Watershed Protection Branch Permit and Public Comments Clearinghouse. Additional permit information and resources are available below.
- PHASE I MEDIUM AND LARGE STORM WATER MANAGEMENT PROGRAM GUIDANCE [July 2014]
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Phase I Medium Annual Report Form [February 2022] -
Augusta - Phase I Medium MS4 Permit - GAS000200 - 2022 -
City of Bloomingdale - Phase I Medium MS4 Permit - GAS000207 - 2022 -
Chatham County - Phase I Medium MS4 Permit - GAS000206 - 2022 -
City of Columbus - Phase I Medium MS4 Permit - GAS000202 - 2022 -
Forsyth County - Phase I Medium MS4 Permit - GAS000300 - 2022 -
City of Garden City - Phase I Medium MS4 Permit - GAS000208 - 2022 -
Macon-Bibb County - Phase I Medium MS4 Permit - GAS000301 - 2022 -
City of Pooler - Phase I Medium MS4 Permit - GAS000209 - 2022 -
City of Port Wentworth - Phase I Medium MS4 Permit - GAS000210 - 2022 -
City of Savannah - Phase I Medium MS4 - GAS000205 - 2022 -
Town of Thunderbolt - Phase I Medium MS4 Permit - GAS00211 - 2022 -
City of Tybee Island - Phase I Medium MS4 Permit - GAS000212 - 2022
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Phase II MS4 – GAG610000
The 2022 General NPDES Stormwater Permit No. GAG610000 for Phase II Stormwater Discharges from Municipal Separate Storm Sewer Systems (MS4) was reissued on November 21, 2022 with an effective date of December 6, 2022. The general permit is available below and on the Watershed Protection Branch Permit and Public Comments Clearinghouse. Additional permit information and resources are available below.
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Georgia Notice of Intent (Phase II Municipal) Word Format [Revised September 2022] -
STORM WATER MANAGEMENT PROGRAM GUIDANCE - Phase II MS4 Storm Water Management Program Preparation [February 2013] -
STORM WATER MANAGEMENT PROGRAM TEMPLATE - Phase II MS4 Storm Water Management Program template for Existing MS4s [April 27, 2022] -
STORM WATER MANAGEMENT PROGRAM TEMPLATE - Phase II MS4 Storm Water Management Program Template for New MS4s [April 27, 2022] -
ANNUAL REPORT FORM - Phase II Municipal Separate Storm Sewer System (MS4) (MS Word) [Revised December 2021] - Additional BMP Reporting Form - Phase II Municipal Separate Storm Sewer System (MS4)
[December 2016] -
List of Designated MS4 Phase II Permittees [Revised January 2020]
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Other Phase II MS4 Permits
*Please visit the Watershed Protection Branch Permit and Public Comments Clearinghouse to view public comments.
- 2019 General NPDES Permit GAG480000 for small Municipal Separate Storm Sewer Systems (MS4s) at Military Facilities*
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NPDES GENERAL PERMIT For Discharges From Georgia Department of Transportation Municipal Separate Storm Sewer System (MS4) To The Waters Of The State Of Georgia - GAR041000 [Dec. 2021]*
Municipal Stormwater
Contacts: Kristopher Ballou ([email protected])
Municipal stormwater discharges are regulated through the NPDES Municipal Separate Storm Sewer Systems (MS4) Permits. GA EPD has issued Phase I permit requirements that apply to Large and Medium MS4s and Phase II permit requirements that apply to Small MS4s. Permit information and resources are available below.
Draft Department of Defense MS4 Permit
Department of Defense Phase II MS4 Draft Permit –
September
The Georgia Environmental Protection Division (EPD) is considering the reissuance of the Department of Defense Phase II MS4 permit, authorizing stormwater discharges from small municipal separate storm sewer systems (MS4s) at military facilities to the waters of the State of Georgia. The draft permit documents can be a downloaded at the following links:
Draft permit
Phase II MS4 Notice of Intent Form
Phase II MS4 permittees are required to submit a
2022
Please submit the signed document to:
Municipal Stormwater Team
2 Martin Luther King Jr. Dr.
Suite 1462 East Tower
Atlanta, GA 30334