Updating and Deleting NPDES Permit Addresses via EDT

Calculating Percent Exceedance calculated

List of Program System acronyms found in ICIS

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

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

ICIS-Air Web Design Documents

How do I clear my browser's cache?

NODI Codes & Descriptions (2024-04-04)

Business rule for the Facility Type Indicator field on the ICIS-NPDES Basic Permit screen

Voluntary disclosures and data entry time lags

Entering Access Orders into ICIS

Selecting the Correct Enforcement Action Resolution Type Following an Administrative Hearing or Trial

Entering and Retrieving EPA Oversight Inspections in ICIS-NPDES

Guidance for Reporting Imported HFC Actions in ICIS

Administrative penalty order conclusion definition, and how to receive credit

FIFRA Import Inspection Facility

ICIS-Air EDT Guidance and Instruction Documents

How to handle Permit Status being set to Administratively Continued or Expired

Who can see sensitive data?

FRS–ICIS Monthly Data Exchange: Technical Overview