Alabama SWPPP inspection requirements

The short version
Rain trigger
0.75″ storm event
Post-rain deadline
Within 24 hours
Routine inspections
Every 7 or 14 days
Permit
ALR100000 Construction General Permit
Agency
Alabama Department of Environmental Management (ADEM)

Verify against your permit. These values reflect the most common reading of Alabama's program; permits change and projects vary. The official permit text from ADEM controls.

How Alabama handles construction stormwater

Construction sites in Alabama disturbing one acre or more need coverage under the ALR100000 Construction General Permit, administered by Alabama Department of Environmental Management. Alabama requires credentialed inspectors (QCI/QCP program) — stricter than most states.

Inspector qualifications

Inspections must be performed by or under the supervision of a Qualified Credentialed Professional (QCP) or QCI in Alabama.

Official sources

Common questions

What triggers a SWPPP inspection in Alabama?

Under the ALR100000 Construction General Permit, a storm event of 0.75 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 Alabama?

Inspections must be performed by or under the supervision of a Qualified Credentialed Professional (QCP) or QCI in Alabama.

Who administers the construction stormwater program in Alabama?

Alabama Department of Environmental Management (ADEM) administers the NPDES construction stormwater program in Alabama under the ALR100000 Construction General Permit.

What are the penalties for SWPPP violations in Alabama?

Federal Clean Water Act civil penalties can reach $68,445 per day per violation, and ADEM 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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