New Jersey SWPPP inspection requirements
- Rain trigger
- None — weekly SPPP inspections only, no rain trigger in the permit
- Post-rain deadline
- N/A — no storm-triggered inspection
- Routine inspections
- Every 7 days
- Permit
- Construction Activity Stormwater General Permit (5G3, NJ0088323)
- Agency
- New Jersey Department of Environmental Protection (NJDEP)
Verify against your permit. These values reflect the most common reading of New Jersey's program; permits change and projects vary. The official permit text from NJDEP controls.
How New Jersey handles construction stormwater
Construction sites in New Jersey disturbing one acre or more need coverage under the Construction Activity Stormwater General Permit (5G3, NJ0088323), administered by New Jersey Department of Environmental Protection. The 5G3 permit (current version effective March 1, 2022) requires routine inspections at minimum weekly against the certified Soil Erosion and Sediment Control plan; enforcement runs through the Soil Conservation Districts. There is no rain-inch trigger or post-storm hour deadline in the permit itself.
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 New Jersey?
New Jersey's Construction Activity Stormwater General Permit (5G3, NJ0088323) has no mandatory rain-triggered inspection. The requirement is routine: every 7 days.
Who can perform SWPPP inspections in New Jersey?
A qualified person designated by the operator. Check the current state permit for certification requirements.
Who administers the construction stormwater program in New Jersey?
New Jersey Department of Environmental Protection (NJDEP) administers the NPDES construction stormwater program in New Jersey under the Construction Activity Stormwater General Permit (5G3, NJ0088323).
What are the penalties for SWPPP violations in New Jersey?
Federal Clean Water Act civil penalties can reach $68,445 per day per violation, and NJDEP 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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