Stormwater/ Resources Stormwater ResourcesMS4 Permit MaterialsMS4 General Permit #VAR040134County MS4 Coverage Notice2023 MS4 Program Plan2022-2023 Annual Report (Revised April 2024)Outfall MapEducation and Outreach LibraryScoop the Poop - FlierWonderful Water - BrochureHealthy Lawns, Healthy Streams - FlierStormwater Pollution PreventionConstruction and Industrial Pollution SourcesStormwater Management BasicsHow Trash Gets into Creeks - PosterTrash Sources and Pathways Visualized - PosterInteractive ResourcesComplete MS4 Public Participation survey | Survey results Scoop the Poop story mapWatersheds of Montgomery County map Archived Program Plans and Annual Reports2021 MS4 Program Plan2020 MS4 Program Plan2019 MS4 Program Plan2014-2018 MS4 Program Plan2022-23 Annual Report (Sept. 2023)2021-22 Annual Report2020-21 Annual Report2019-20 Annual Report2018-19 Annual Report2017-18 Annual Report2016-17 Annual Report2015-16 Annual Report2014-15 Annual Report Report Stormwater Problems Land Development MS4 Permit Resources Staff Report Stormwater Problems Land Development MS4 Permit Resources Staff Contact Montgomery County Government Center 755 Roanoke St. Ste. 1C Christiansburg, VA 24073 Phone: (540) 394-2090 Fax: (540) 381-6816 email | directions Hours: Mon.-Fri., 8:30 a.m. to 5 p.m.