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Construction stormwater
SWPPP & Stormwater Inspections
Data center campuses disturb dozens of acres, and stormwater inspectors check the paperwork as closely as the silt fence. AAAT3 keeps your SWPPP current, runs the inspections and closes corrective actions on time so fines and stop work orders never reach your schedule.
- SWPPP updates
- Weekly & rain inspections
- BMP tracking
- Concrete washout
- Permit termination
By the numbers
What a stormwater lapse costs
Maximum EPA penalty per day, per violation, for construction stormwater permit violations
EPA, 2024Disturbance that typically triggers a construction stormwater permit and SWPPP
EPA Construction General PermitWhat’s included
Stormwater compliance that survives an inspection
If it is not in the log, the inspector assumes it did not happen.
SWPPP management
The plan must match the site as it changes week to week.
- SWPPP review and updates
- Site maps kept current
- Amendments when phases change
- Plan kept on site and available
Inspections
Inspections are on a schedule and after qualifying rain.
- Weekly or permit-required inspections
- Rain event inspections
- Photo records for each BMP
- Signed inspection reports
BMPs and corrective actions
Broken controls must be fixed by the permit deadline.
- Silt fence, inlet and outlet checks
- Track out and stabilized entrances
- Concrete washout control
- Corrective actions closed on time
Project management and consulting
Project management and consulting for stormwater
AAAT3 can run your stormwater program, staff inspectors or audit the site before a regulator visit.
Stormwater program management
We run inspections, logs, SWPPP updates and corrective actions for the life of the project.
Best for: Large sites with phased gradingQualified inspector staffing
Trained inspectors for scheduled and rain event inspections.
Best for: Sites without a dedicated inspectorPre-inspection audits
Mock regulator inspections with a fix list.
Best for: Sites expecting EPA or state visitsBMP subcontractor oversight
Oversight of erosion control crews and repairs.
Best for: Sites with frequent BMP damageNotice of termination support
Final stabilization checks and permit closeout.
Best for: Projects nearing completionViolation response
Corrective action plans and documentation after a notice.
Best for: Sites with a violation or complaintHow it works
From permit to termination
Permit
Coverage confirmed and SWPPP ready.
Install
BMPs placed before grading.
Inspect
Scheduled and rain event checks.
Correct
Fixes logged and closed.
Update
SWPPP amended as the site changes.
Terminate
Final stabilization and NOT filed.
Rule of thumb: photograph every BMP on every inspection. Photos settle arguments that logs cannot.
Ways to work with us
Pick the level of support you need
Start small with a review, put a qualified person on site, or hand us the whole program. Every option is priced to your scope.
Quick start
Stormwater audit
A site walk and log review against your permit.
- SWPPP and log review
- Field audit
- Fix list
- Report in days
Most popular
Inspection service
AAAT3 inspectors run your scheduled and rain inspections.
- Weekly inspections
- Rain event inspections
- Photo reports
- Corrective action tracking
Full program
Stormwater program management
We manage stormwater compliance for the whole project.
- SWPPP management
- Inspections
- BMP oversight
- Owner reporting
What you get
Deliverables
Updated SWPPP
Plan and maps matched to the current site.
Inspection reports
Signed reports with photos.
Corrective action log
Every fix tracked to closure.
Rain event log
Rain totals and inspections.
Audit report
Findings before the regulator finds them.
Termination package
Final stabilization records.
Standards
Codes and standards we work to
Stormwater
3- EPA Construction General Permit
Stormwater discharges from constructionFederal
- Clean Water Act Section 402
NPDES permitsFederal
- State CGPs
State stormwater permits where delegatedFederal
Federal
2- EM 385-1-1
USACE safety and health requirementsFederal
- UFGS 01 57 23
Temporary stormwater pollution controlFederal
Related data center services
Every phase of the build, one partner
Where we do this work
Grading a big site? Get your SWPPP and inspections in order before the first storm.
Get a Stormwater QuoteFAQ
Common questions
When is a SWPPP required?
Generally when construction disturbs one acre or more, or is part of a larger plan that will. Your state or EPA permit sets the exact rules.
How often are inspections required?
Most permits require inspections every 7 days, or every 14 days plus after qualifying rain events. Check your permit for the exact schedule.
What happens if a BMP fails?
The permit sets a deadline to fix it, often within days. The repair must be logged with the date.
Can AAAT3 run our inspections?
Yes. We provide trained inspectors for scheduled and rain event inspections with photo reports.
What is a notice of termination?
The filing that ends permit coverage once the site reaches final stabilization.
Get a quote for SWPPP & Stormwater Inspections
Tell us about your project, location and start date. We reply with a plan and pricing.
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