Iowa 2021 Environmental Compliance Calendar

January 12, 2021

Reporting Requirements(1)

Click here to download the PDF

EPCRA – Tier II Reports (submit on E-Plan) March 1
Biennial RCRA Hazardous Waste Reports (LQG) (even years) (March 1, 2022)
Title V Air Permit Annual Certification of Compliance March 31
Title V Air Permit Semi-Annual Monitoring Report March 31
Title V Air Permit Annual Emissions Inventories March 31
Greenhouse Gas Reporting (submit at March 31
Annual Hazardous Waste Report/Fees April 15
Minor Source Emission Inventory (MSEIQ)(2) May 15
EPCRA – TRI Form R/A (submit at July 1
NPDES Annual Fee Payment August 30
Air Permit – Semi-Annual Monitoring Report (Title V) Sept. 30

(1) Facility requirements should be verified to confirm due
Every 3 years. MSEIQ for emission year 2020 is due in 2021 for Western IA (IDNR Offices 3 and 4).

Additional Environmental Requirements

Stormwater: General Permits (Nos. 1, 2, and 3) expire Feb. 28, 2023. Conduct monitoring and training as required and at least annually. Those required to submit DMR forms must do so within 30 days of sampling.

Hazardous Waste: Small and large quantity generators and anyone who treats, stores, disposes of or transports hazardous waste in Iowa must file a hazardous waste form and pay the appropriate fee to the IDNR by April 15.

Wastewater (NPDES/SDS): Discharge reports are required to be submitted at regular intervals, per permit requirements.

SPCC Plan: SPCC Plans must be updated every five years or whenever there is a change in oil storage or spill potential.

Air Permits/Emission Inventories: Individual permits may have additional requirements. Submit Title V Annual Emissions Inventories and MSEIQs electronically on SLEIS. Submit all construction permit applications; Title V operating permit applications & modifications; notifications of start of construction and start of operation electronically on Iowa EASYAir.

Contact Us

Christian New, P.E.

(licensed in NE and IA)

Client Development Manager/Senior Environmental Engineer
(531) 571 7105

For more information, or to contact local Terracon professionals, please click here.

Find an office location

More than 175 offices from coast to coast.