Vermont SWPPP inspection requirements
- Rain trigger
- 0.5″ storm event
- Post-rain deadline
- Within 24 hours
- Routine inspections
- Every 7 or 14 days
- Permit
- 3-9020 Construction General Permit
- Agency
- Vermont Department of Environmental Conservation (VT DEC)
Verify against your permit. These values reflect the most common reading of Vermont's program; permits change and projects vary. The official permit text from VT DEC controls.
How Vermont handles construction stormwater
Construction sites in Vermont disturbing one acre or more need coverage under the 3-9020 Construction General Permit, administered by Vermont Department of Environmental Conservation.
Inspector qualifications
A qualified person designated by the operator. Check the current state permit for certification requirements.
Official sources
Common questions
What triggers a SWPPP inspection in Vermont?
Under the 3-9020 Construction General Permit, a storm event of 0.5 inches or more triggers a post-storm inspection, generally due within 24 hours (non-work days typically extend to the next work day; check your permit). Routine inspections run every 7 or 14 days.
Who can perform SWPPP inspections in Vermont?
A qualified person designated by the operator. Check the current state permit for certification requirements.
Who administers the construction stormwater program in Vermont?
Vermont Department of Environmental Conservation (VT DEC) administers the NPDES construction stormwater program in Vermont under the 3-9020 Construction General Permit.
What are the penalties for SWPPP violations in Vermont?
Federal Clean Water Act civil penalties can reach $68,445 per day per violation, and VT DEC can issue administrative orders and state penalties on top. Missing rain-triggered inspections is among the most commonly cited violations in stormwater audits.
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