Air Permit Deviation Report

Documents deviations from air permit limits, including probable cause, excess emissions, and corrective actions for reporting under 40 CFR Part 70.

Submission Notice

• Report Type
• Submission Date
• Reported By
  Optional. Enter only if needed for follow-up or audit trail.
• Reporter Email
  Optional. Used only for follow-up questions.

Facility and Permit Details

• Facility Name
• Facility ID or Site Code
  Optional if your organization uses a site identifier.
• Title V Permit Number
• Affected Emission Unit(s)
  List the unit, stack, process line, or control device involved.
• Permit Condition or Limit Reference
  Enter the specific permit condition, limit, or monitoring requirement involved.

Deviation and Emissions Details

• Date Deviation Started
• Start Time
• Date Deviation Ended
• End Time
• Deviation Description
  Describe the event, the permit limit or condition affected, and any visible or measured emissions impacts.
• Did excess emissions occur?
• Was monitoring or CEMS/COMS data impacted?

Conditional Event Details

• Event Category
• Affected Pollutants
• Estimated Excess Emissions
  Enter the estimated quantity in the unit used by your permit or report (for example, tons).
• Emissions Units

Probable Cause and Contributing Factors

• Probable Cause
  Summarize the most likely cause of the deviation or excess emissions.
• Contributing Factors
• Was a root cause analysis completed?

Corrective Actions and Follow-Up

• Immediate Actions Taken
• Corrective Actions
  Describe actions taken or planned to prevent recurrence.
• Follow-Up Required
  Check if additional investigation, maintenance, or reporting is needed.
• Follow-Up Owner
  Optional. Assign only if follow-up is needed.
• Target Completion Date