Administrative Code

Creating a Report: Check the sections you'd like to appear in the report, then use the "Create Report" button at the bottom of the page to generate your report. Once the report is generated you'll then have the option to download it as a pdf, print or email the report.

Virginia Administrative Code
Title 9. Environment
Agency 25. State Water Control Board

Chapter 260. Water Quality StandardsRead Chapter

Section 5
Section 10
Designation of uses
Section 20
General criteria
Section 30
Antidegradation policy
Section 40
Stream flow
Section 50
Numerical criteria for dissolved oxygen, pH, and maximum temperature***
Section 55
Section 60
Rise above natural temperature
Section 70
Maximum hourly temperature change
Section 80
Thermal discharges into lakes and impoundments
Section 90
Thermal variances
Section 100
Section 110
Halogen ban
Section 120
Section 140
Criteria for surface water
Section 150
Section 155
Ammonia surface water quality criteria
Section 160
Fecal coliform bacteria; shellfish waters
Section 170
Bacteria; other recreational waters
Section 180
Section 185
Criteria to protect designated uses from the impacts of nutrients and suspended sediment in the Chesapeake Bay and its tidal tributaries
Section 186
Virginia Pollutant Discharge Elimination System permits and schedules of compliance
Section 187
Criteria for man-made lakes and reservoirs to protect aquatic life and recreational designated uses from the impacts of nutrients
Section 190
Section 230
Section 250
Procedural requirements for variances due to natural conditions, temperature and §316(a) thermal variances
Section 260
Modification, amendment, and cancellation of standards
Section 270
Shellfish buffer zones; public hearing
Section 275
Protection of Eastern Shore tidal waters for clams and oysters
Section 280
Analytical procedures
Section 290
Section 300
Classification of tributary streams
Section 310
Special standards and requirements
Section 320
Section 330
Section 340
Section 350
Designation of nutrient enriched waters
Section 360
Section number and description columns
Section 370
Classification column
Section 380
Special standards column
Section 390
Potomac River Basin (Potomac River Subbasin)
Section 400
Potomac River Basin (Shenandoah River Subbasin)
Section 410
James River Basin (Lower)
Section 415
James River Basin (Lower) (Appomattox River Subbasin)
Section 420
James River Basin (Middle)
Section 430
James River Basin (Upper)
Section 440
Rappahannock River Basin
Section 450
Roanoke River Basin
Section 460
Yadkin River Basin
Section 470
Chowan and Dismal Swamp (Chowan River Subbasin)
Section 480
Chowan and Dismal Swamp (Albemarle Sound Subbasin)
Section 490
Tennessee and Big Sandy River Basins (Big Sandy River Subbasin)
Section 500
Tennessee and Big Sandy River Basins (Clinch River Subbasin)
Section 510
Tennessee and Big Sandy River Basins (Holston River Subbasin)
Section 520
Chesapeake Bay, Atlantic Ocean and small coastal basins
Section 530
York River Basin
Section 540
New River Basin
Section 550
Designations of authority
FORMS (9VAC25-260)

Website addresses provided in the Virginia Administrative Code to documents incorporated by reference are for the reader's convenience only, may not necessarily be active or current, and should not be relied upon. To ensure the information incorporated by reference is accurate, the reader is encouraged to use the source document described in the regulation.

As a service to the public, the Virginia Administrative Code is provided online by the Virginia General Assembly. We are unable to answer legal questions or respond to requests for legal advice, including application of law to specific fact. To understand and protect your legal rights, you should consult an attorney.