Browse Virginia regulations
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- 9VAC25-790-750 · Chlorination
- 9VAC25-790-760 · Bromochlorination
- 9VAC25-790-770 · Ultraviolet light irradiation (UV)
- 9VAC25-790-780 · Ozonation
- 9VAC25-790-790 · Other disinfection methods
- 9VAC25-790-800 · Dechlorination
- 9VAC25-790-810 · Polishing ponds
- 9VAC25-790-820 · Postaeration
- 9VAC25-790-830 · Flow equalization
- 9VAC25-790-840 · Chemical treatment
- 9VAC25-790-850 · Chemical clarification
- 9VAC25-790-860 · Filtration
- 9VAC25-790-870 · Conventional alternatives
- 9VAC25-790-880 · Land treatment
- 9VAC25-790-890 · Constructed wetlands
- 9VAC25-790-900 · Nutrient reduction
- 9VAC25-790-910 · Biological nitrification
- 9VAC25-790-920 · Ammonia stripping
- 9VAC25-790-930 · Ion exchange
- 9VAC25-790-940 · Preliminary Engineering Report
- 9VAC25-790-950 · Contents for an operation and maintenance manual
- 9VAC25-790-960 · Influent and effluent sampling
- 9VAC25-790-970 · Operational testing and control
- 9VAC25-790-980 · Factors for oxygen transfer
- 9VAC25-790-985 · Onsite sewage systems connected to sewerage systems
- 9VAC25-790-990 · Portable equipment for sewage pump stations
- 9VAC25-790-1000 · General jurisdictional responsibilities for sewerage systems connections
- 9VAC25-800-10 · Definitions
- 9VAC25-800-15 · Applicability of incorporated references based on the dates that they became effective
- 9VAC25-800-20 · Purpose; effective date of permit
- 9VAC25-800-30 · Authorization to discharge
- 9VAC25-800-40 · Registration statement
- 9VAC25-800-50 · Termination of permit coverage
- 9VAC25-800-60 · General permit
- 9VAC25-820-10 · Definitions
- 9VAC25-820-15 · Applicability of incorporated references based on the dates that they became effective
- 9VAC25-820-20 · Purpose, applicability
- 9VAC25-820-30 · Relation to existing VPDES permits issued in accordance with 9VAC25-31
- 9VAC25-820-40 · Compliance plans
- 9VAC25-820-50 · Transfer of permit coverage
- 9VAC25-820-60 · Termination of permit coverage
- 9VAC25-820-70 · General permit
- 9VAC25-820-80 · Facilities subject to reduced individual total nitrogen and total phosphorus wasteload allocations
- 9VAC25-830-10 · Application
- 9VAC25-830-20 · Authority for chapter
- 9VAC25-830-30 · Purpose of chapter
- 9VAC25-830-40 · Definitions
- 9VAC25-830-50 · Local program development
- 9VAC25-830-60 · Elements of program
- 9VAC25-830-70 · Purpose
- 9VAC25-830-80 · Resource Protection Areas
- 9VAC25-830-90 · Resource Management Areas
- 9VAC25-830-100 · Intensely Developed Areas
- 9VAC25-830-110 · Site-specific refinement of Chesapeake Bay Preservation Area boundaries
- 9VAC25-830-120 · Purpose
- 9VAC25-830-130 · General performance criteria
- 9VAC25-830-140 · Development criteria for Resource Protection Areas
- 9VAC25-830-150 · Nonconformities, exemptions, and exceptions
- 9VAC25-830-155 · Climate change resilience and adaptation criteria
- 9VAC25-830-160 · Purpose
- 9VAC25-830-170 · Comprehensive plans
- 9VAC25-830-180 · Purpose
- 9VAC25-830-190 · Land development ordinances, regulations, and procedures
- 9VAC25-830-200 · Purpose
- 9VAC25-830-210 · Local assistance guidance
- 9VAC25-830-220 · Department to establish liaison
- 9VAC25-830-230 · Planning district comments
- 9VAC25-830-240 · Preparation and submission of management program
- 9VAC25-830-250 · Applicability
- 9VAC25-830-260 · Administrative proceedings
- 9VAC25-830-270 · Legal proceedings
- 9VAC25-860-10 · Definitions
- 9VAC25-860-15 · Applicability of incorporated references based on the dates that they became effective
- 9VAC25-860-20 · Purpose
- 9VAC25-860-40 · Effective date of the permit
- 9VAC25-860-50 · Authorization to discharge
- 9VAC25-860-60 · Registration statement
- 9VAC25-860-70 · General permit
- 9VAC25-875-10 · General
- 9VAC25-875-20 · Definitions
- 9VAC25-875-30 · Applicability of incorporated by references based on the dates that they became effective
- 9VAC25-875-40 · Definitions
- 9VAC25-875-50 · Purpose
- 9VAC25-875-60 · Applicability
- 9VAC25-875-70 · Regulated land-disturbing activities
- 9VAC25-875-80 · Land-disturbing activities in a Chesapeake Bay Preservation Area
- 9VAC25-875-90 · Activities not required to comply with the VESMA
- 9VAC25-875-100 · Criteria for programs operated by a VESMP authority
- 9VAC25-875-110 · Plan review requirements
- 9VAC25-875-120 · Plan review coordination with the department
- 9VAC25-875-130 · Long-term maintenance of stormwater management facilities
- 9VAC25-875-140 · Inspections
- 9VAC25-875-150 · Enforcement
- 9VAC25-875-160 · Hearings
- 9VAC25-875-170 · Variances and exceptions
- 9VAC25-875-180 · Reports and recordkeeping
- 9VAC25-875-190 · Review and evaluation of VESMPs
- 9VAC25-875-200 · Criteria for a VSMP
- 9VAC25-875-210 · Definitions
- 9VAC25-875-220 · Purpose