Virginia Regulatory Town Hall
Agency
Department of Environmental Quality
Board
State Water Control Board
 
chapter
General Virginia Pollutant Discharge Elimination System (VPDES) Watershed Permit Regulation for Total Nitrogen and Total Phosphorus Discharges and Nutrient Trading in the Chesapeake Bay Watershed in Virginia [9 VAC 25 ‑ 820]
Guidance Documents
Chapter Information
Description Establishes a general VPDES permit for annual maximum VPDES permitted point source discharge limitations for total nitrogen and total phosphorus to the Chesapeake Bay Watershed and a nutrient trading mechanism.
State Authority Section 62.1-44.15 (10 ) of the Code of Virginia
Federal Authority None entered
Text of Regulation Link to Virginia Administrative Code
Goals of Regulation None entered
Meetings See all meetings (38) relating to this chapter.

Contact Information
Name / Title: Erica Duncan 
Address: 1111 East Main Street, Suite 1400
P.O. Box 1105
Richmond, VA 23218
Email Address: erica.duncan@deq.virginia.gov
Telephone: (804)337-5407    FAX: ()-    TDD: ()-
Current Actions
Action Title Latest Stage Status
CH 820-2026 Amendment and Reissuance of the Existing Regulation
Action is Exempt from Article 2 of the Administrative Process Act
NOIRA Stage complete. Comment period ended 09/11/2024.
2024 40 CFR Part 136 Reference Update/Methods Update Rule
Action is Exempt from Article 2 of the Administrative Process Act
-

Past Actions
Action Title Latest Stage Status
Final Exempt CH 820 Changes in Response to 2022 Board Bill
Action is Exempt from Article 2 of the Administrative Process Act
Final Stage complete. This regulation became effective on 11/09/2022.
Amend Existing WQMP Regulation - nutrient allocations Final Stage complete. This regulation became effective on 12/21/2022.
2021 Amendment and Reissuance of General Permit Regulation
Action is Exempt from Article 2 of the Administrative Process Act
Final Stage complete. This regulation became effective on 01/01/2022.
Amend and Reissue the General Permit (9VAC25-820)
Action is Exempt from Article 2 of the Administrative Process Act
Final Stage complete. This regulation became effective on 02/08/2017.
Amendments to conform to 2012 General Assembly Statutory Changes
Action is Exempt from Article 2 of the Administrative Process Act
Final Stage complete. This regulation became effective on 11/21/2012.
Reissue and Amend the General Permit
Action is Exempt from Article 2 of the Administrative Process Act
Final Stage complete. This regulation became effective on 01/01/2012.
Amendment Concerning Separate Allocations for the Doswell Wastewater Treatment Plan and Bear Island Paper Company Fast-Track Stage complete. This regulation became effective on 08/07/2008.
Adoption of a General VPDES Watershed Permit Regulation for Total Nitrogen and Total Phosphorus Discharges and Nutrient Trading in the Chesapeake Bay Watershed in Virginia
Action is Exempt from Article 2 of the Administrative Process Act
Final Stage complete. This regulation became effective on 11/01/2006.

Periodic Reviews
Last Activity Status
11/3/2023 Agency Completed Amend