Air Toxics Reporting Guidance

Memorandum: Additional Guidance on Retaining, Preserving, and Maintaining Records in Response to Hurricanes Katrina and Rita (10-4-05)

ICIS presentation at the NPDES Inspectors Meeting (2/2007)

Temporarily Closed vs. Permanently Closed Operating Status for Clean Air Act (CAA) Facilities

ICIS Video Tutorials for New Users

Training documents and links to the new NPDES data sharing guidance and dashboard

Why are all my permit DMRs deleted in ICIS after reissued via EDT?

SEP Policy memo reiterating important aspects of EPA's 1998 SEP Policy (3-22-2002)

EDT Common Error Codes

Narrative Conditions & Schedule Events (2025-03-31)

Linking a Federal Inspection to a NPDES Permit ID in ICIS-NPDES

Compliance monitoring definition

Linking NPDES violations to a Formal Enforcement Action

Ensuring Integrity of Reported Enforcement and Compliance Data ("The JP Suarez Data Integrity Memo") 5-6-03

I get warning messages on the Accepted tab/section of the Batch Audit Report/Response PDF. What should I do?

Pretreatment Indicator (2026-09-30)

Entering Post Final Order Activities (04.02.2008)

Facility Visits vs. Presentation/Meetings

Entering Access Orders into ICIS

Entering and Retrieving EPA Oversight Inspections in ICIS-NPDES