TMDL Guidance

The guidance documents listed below are in PDF format.

Guidance
Number
Subject Date
14-2016 Public Participation Procedures for Water Quality Management Planning  10/20/14
14-2015 TMDL Waste Load Allocation Modifications in Response to New, Expanding, or Relinquished Discharges 09/26/14
14-2004 Procedures for reviewing and deriving total PCB concentrations from samples analyzed using low-level PCB method 1668 to be used in the development and implementation of TMDLs 04/04/14
09-2001
Guidance for Monitoring of Point Sources for TMDL Development Using Low-Level PCB Method 1668
03/06/09
09-2001 Amendment #1 - Guidance for Monitoring of Point Sources for TMDL Development Using Low-Level PCB Method 1668 11/01/11
08-2003
Procedure for Designation of Vessel No Discharge Zones. This guidance replaces GM04-2022.
02/26/08
Method for Representing WLAs in Bacteria TMDLs
11/25/03
Method for Calculating E. Coli TMDLs based on Fecal Coliform Modeling
9/3/03
HSPF Model Calibration and Verification for Bacteria TMDLs
9/3/03
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Virginia Department of
Environmental Quality
P.O. Box 1105
Richmond, VA 23218
(804) 698-4000


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