On this page: Open public comment opportunities | Submit comments | More ways to stay involved
Help in your language: Some documents are currently only available in English. To request assistance in Spanish or another language, email cdphe_apcd_outreach@state.co.us. Please include the topic and “language assistance” in the subject line. Please also link to the specific document or information you’d like to access.
Ayuda en el idioma de su preferencia: algunos documentos solo están disponibles en inglés por el momento. Si desea solicitar asistencia en español o en otro idioma, envíe un correo electrónico a cdphe_apcd_outreach@state.co.us. Indique el tema y la frase “language assistance” (asistencia en otro idioma) como asunto de su mensaje. Incluya también un enlace a la información o documento que desea consultar.
Open public comment opportunities
The following items are available for public comment:
Air permit public notices.
- The division opens numerous air permits for public comment each month. The division encourages anyone interested in air permits to visit the air permits public notices web page and sign-up to receive email updates by subscribing to “Air Permit Public Notices.”
Draft high wind dust exceptional event demonstrations. Submit public comments by March. 2, 2025.
The EPA reviews requests to determine if exceedances of federal air pollution health standards may qualify as exceptional events. To request an EPA review, the division prepares exceptional event demonstrations. These demonstrations include supporting documentation and data.
The division prepared draft high wind dust exceptional event demonstrations for particulate matter (PM10) exceedances in:
- Lamar on June 8-9, 2020; Jan. 14-15, 2021; and Dec. 2, 2022.
- Pagosa Springs on May 5-8, 2022.
Submit comments to cdphe.commentsapcd@state.co.us using the subject line “High wind dust event demonstration” and specify which event(s) you are commenting on. The division will review all public comments received during the comment period. This feedback will help inform the final demonstrations.
Draft mitigation plans. Submit public comments by March. 2, 2025
The EPA requires mitigation plans for certain areas with recurring exceptional events. Mitigation plans summarize measures to address air pollutants and keep the public informed.
The division has prepared draft mitigation plans for:
- High wind events involving particulate matter in Alamosa County.
- High wind events involving particulate matter in Prowers County.
- Stratospheric ozone intrusion and wildfire events involving ozone pollution in the Denver Metro/North Front Range Nonattainment Area.
The division first developed these plans in 2018 and intends to open them for public review and feedback once every five years.
Submit comments to cdphe.commentsapcd@state.co.us using the subject line “Mitigation Plan Periodic Review” and specify which event(s) you are commenting on. The reports are available for public comment through March 2, 2025.
Submit comments
Send comments or questions to: cdphe.commentsapcd@state.co.us. Please include your name and organization, if applicable.
More ways to stay involved
The division also shares upcoming public participation opportunities on its website and tips for submitting effective public comments.