Small Unit Notifications Forms and Documents

  • Small Unit Notification (SUN) Application: An air discharge permit application for criteria and/or toxic air pollutants pursuant to SWCAA 400-109 is not required for an emission unit that falls within one of the affected source categories, provided the owner or operator submits proper notification to the Agency and maintains compliance with the monitoring, recordkeeping, testing, and reporting requirements specified for the applicable source category. These categories include coffee roasters, small gas fired boilers/heaters, emergency generators, petroleum dry cleaners and rock crushers. Call a SWCAA engineer at 360-574-3058 for applicability and more information.
Be sure to include one of the following forms as appropriate for your application