ARCHIVE SITE - Last updated Jan. 19, 2017. Please visit for the latest NACWA information.


Stormwater Management


Stormwater runoff is a growing environmental concern in communities throughout the nation, and many clean water agencies are participating in stormwater management activities. NACWA advocates for reducing adverse water quality impacts from stormwater through improved and innovative management techniques such as watershed approaches and green infrastructure.

For more information on NACWA’s legal activities and litigation related to Stormwater Management, please visit the Legal Resourceskey page.

For more information on NACWA's activities related to green infrastructure and tools and resources, please visit the Green Infrastructure issues page.



12/13 NACWA Letter pdf button NACWA Transition Letter to President-Elect Trump  
11/22 Clean Water Current   NACWA Concerns Addressed in Newly-Released EPA Phase II Stormwater Rule  
11/14 Clean Water Current   Watershed RDA Stormwater Petitions Denied by EPA Regions  
11/07 Clean Water Current   Dialogue Examines Market-Based Stormwater Management  
11/07 Clean Water Current   New Stormwater Legal Whitepaper Released  
10/31 Clean Water Current   EPA Announces New Stormwater Integrated Planning Tool at NACWA Workshop  
10/25 Clean Water Current   NACWA Provides National Perspective at Southeast Stormwater Conference  
10/25 Clean Water Current   Comments Filed on FEMA Plan to Implement Federal Flood Standard  
09/12 Clean Water Current   Legal Challenges Mount to Massachusetts Small Stormwater Permit  
07/11 Clean Water Current   Feedback Requested on Revised CWA 404 Nationwide Permit & Potential TMDL, CSO Program Implications  
06/20 Clean Water Current   NACWA Comments Highlight Concerns with “Technical” Report on Flow Alteration  
06/17 NACWA Comments pdf button NACWA Comments on EPA/USGS Hydrologic Alteration Report  
05/31 Clean Water Current   Railroad Anti-Fee Campaign & Tennessee Standards Law the Focus of Stormwater Groups  
05/16 Clean Water Current   Water Sector Joins with NACWA on WRDA Stormwater Request  
05/09 Clean Water Current   Bipartisan Letter Touts Important WRDA Provision  
05/09 Clean Water Current   NACWA, EPA Discuss Phase II Stormwater Rule Proposal  
05/09 Clean Water Current   New Tennessee Stormwater Law Limits Use of Post-Construction Performance Standards  
04/25 Clean Water Current   Bipartisan Support Emerges for Integrated Water Resources Management in WRDA  
03/28 Clean Water Current   Comments on MS4 Rule Recommend Flexible Hybrid Approach  
03/28 Clean Water Current   NACWA Meets with Army Corps on WRDA Proposal  
03/21 NACWA Comments pdf button NACWA Remand Rule Proposal Comments  
03/21 NSAN Comments pdf button NSAN Remand Rule Proposal Comments  
03/21 Clean Water Current   NACWA Advances Stormwater Proposal in Meetings with House Committee Leaders  
03/14 Clean Water Current   NACWA, EPA Discuss Phase II Stormwater Rule  
03/14 Clean Water Current   Association Supports Legislation Exempting Stormwater Rebates From Taxation  
03/07 Clean Water Current   Legislation Introduced to Authorize 10-Year Permits for Green Stormwater Infrastructure  
02/19 Clean Water Current   NRDC Publishes Report On Stormwater Credit Trading  
02/05 Clean Water Current   Stomwater Network Discusses Phase II Rule Proposal  
02/05 Clean Water Current   House Committee Holds Roundtable On WRDA 2016  
01/15 Clean Water Current   Member Spotlight: St. Louis Demolition Provides Stormwater Control & Community Benefits  
01/08 Clean Water Current   Transportation Bill Includes Language On Stormwater Mitigation  
01/08 Clean Water Current   EPA Phase II Stormwater Rule Comment Deadline Set For March 21  



12/18 Clean Water Current   NAS Releases Report on Stormwater and Graywater  
12/18 Clean Water Current   EPA Releases Draft Phase II Stormwater Rule, NACWA to Comment  
11/20 Clean Water Current   NACWA Brings National Message to Maine Stormwater Conference  
11/20 Clean Water Current   NSAN Discusses Phase II Rulemaking with Activist Groups  
11/13 Clean Water Current   NACWA Hosts Meeting to Advance Municipal Stormwater Issues  
10/16 Clean Water Current   NACWA Brings National Message to Stormwater Advocacy Network Partner  
10/09 Clean Water Current   State Stormwater Regulators Respond to NACWA Message  
10/02 Clean Water Current   Preproposal Comments on Phase II Stormwater Remand Rule  
09/25 Clean Water Current   NACWA Discusses Stormwater Rulemaking with States  
09/25 Clean Water Current   Watershed RDA Stormwater Petitions Filed  
09/18 Clean Water Current   EPA Holds Briefing on Stormwater Phase II Rule  
09/18 Clean Water Current   NEORSD Achieves Major Legal Victory on Stormwater  
09/17 EPA Presentation   MS4 Remand Rule key
09/11 Clean Water Current   Initial Feedback Requested on EPA Phase II Stormwater Program Options  
08/28 Clean Water Current   Schedule Set in Phase II Stormwater Rulemaking, NACWA to Actively Engage  
07/10 Clean Water Current   EPA Phase II Rulemaking Activity Discussed at First Meeting of National Stormwater Advocacy Network  
05/08 Clean Water Current   NACWA Instrumental Stormwater Legal Victory  
04/10 Clean Water Current   NACWA Helps Secure Stormwater Legal Victory key
02/20 Clean Water Current   Stormwater Litigation Moves Forward, NACWA Files Brief key
01/16 Clean Water Current   New York Court Dismisses Appeal, Upholds Key Stormwater Legal Victory key
01/09 Clean Water Current   NACWA Files Briefs in Biosolids, Stormwater Litigation key



12/19 Clean Water Current   NACWA Discusses Recent Stormwater Memo with EPA key
12/05 Clean Water Current   New EPA Stormwater Permit Guidance Addresses Numeric Limits key
11/21 Clean Water Current   NACWA Releases Analysis of Stormwater Program Fee Litigation key
10/17 Clean Water Current   Stormwater Committee Web Meeting Explores Second Generation MS4 Permits key
09/12 Clean Water Current   Court Hears Arguments in Key Stormwater Case key 
08/01 Clean Water Current   Brief Filed in Key Stormwater Litigation key
05/30 Clean Water Current   Register for June 18 “Legal Hot Topics” Webinar on Stormwater & Construction Law key
05/16 Clean Water Current   Senator Cardin Holds Stormwater Hearing Ahead of Transportation Bill Markup key
04/16  The Water Voice: Blog   No National Stormwater Rule, Now What?  
03/21 Clean Water Current   EPA Defers National Stormwater Rulemaking, Denies RDA Petitions key
03/19 EPA Letter   EPA Region 1 RDA Petition Denial  
03/19 EPA Letter   EPA Region 3 RDA Petition Denial  
03/19 EPA Letter   EPA Region 9 RDA Petition Denial  
02/07 Clean Water Current   EPA to Solicit Public Comment on Potential RDA Designations key
01/28 EPA Letter   EPA Letter on RDA Petitions key



11/14 Clean Water Current   NACWA Files AMicus Brief in Ohio Stormwater Case; Court Rules in Missouri Case key
11/14 Clean Water Current   Legislation Reintroduced to Promote Use of Innovative Stormwater Infrastructure key
07/12 Clean Water Current   Environmental Groups Petition EPA on Individual Stormwater Dischargers key
11/21 NACWA Comments   Letter Requesting Public comment on RDA Petitions  
11/14 NACWA Blog   Green Infrastructure. . . Evolving from an Innovative to Mainstream Stormwater Management Practice  
11/08  Clean Water Current   Environmental Groups Brief Municipal Groups on RDA Stormwater Petitions key
09/13 Clean Water Current   Settlement Agreement Released in Stormwater Fee Case  key
09/13 Clean Water Current   National Perspective PRovided at California Stormwater Conference key
08/30 Clean Water Current   NACWA Talks Stormwater Regulation at APWA Annual Conference key
08/16 Clean Water Current   Feds Agree to Pay in Stormwater Fee Dispute key
07/31 NACWA Blog   New Rule Delays Show Continued Challenges of Federal Stormwater Regulation  
07/10 Petition to EPA pdf button NGO Petitions to EPA on Stormwater Residual Dsignation Authority  
06/21 Clean Water Current   EPA Breaches Settlement Agreement - National Stormwater Rule Futher Delayed key
04/12 Clean Water Current   As Stormwater Rule Deadline Looms, NACWA Continues Advocacy key
03/29 Clean Water Current   Negative Ruling on Federal Payment of Stormwater Fees to be Appealed key
03/08 Clean Water Current   EPA Declines Appeal of Stormwater Flow TMDL Ruling key
2/22 Clean Water Current   NACWA Hosts Follow-Up Meeting to Discuss Stormwater Rule key
1/04 Clean Water Current   Federal Court Strikes Down EPA “Flow TMDL” for Stormwater key
1/04 Clean Water Current   NACWA Files Brief Supporting Municipal Stormwater Fee Program

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