Linn County Air Quality Division
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Air Construction Permits
Air construction permit applicants are encouraged to review the Basic Instructions prior to submitting their application. More complicated projects may require a pre-construction meeting with the Air Permitting Engineer prior to application submittal to ensure accurate completion of the appropriate forms. If you are unsure of how to complete the application forms, please contact the Air & Water Quality Branch for assistance. Completed air construction permit applications should be submitted to the Air Permitting Engineer or your designated Linn County Public Health contact.

Form ID Construction Permit Form Description Download Revised
ATI FI Authorization to Install Facility Information PDF | DOC Nov 2019
CP Application Cover Page PDF | DOC Nov 2019
EU Emission Unit Information PDF | DOC Nov 2019
EU1 Internal Combustion Engine PDF | DOC Nov 2019
EU2 Nonmetallic Mineral Processing Plant PDF | DOC Nov 2019
EU3 Spray Paint Booth PDF | DOC Nov 2019
EU4 Cooling Tower PDF | DOC Nov 2019
EU5 Boiler PDF | DOC Nov 2019
CE Control Equipment Information PDF | DOC Nov 2019
CE1 Fabric Filters PDF | DOC Nov 2019
CE2 Cyclones PDF | DOC Nov 2019
CE3 Wet or Dry Scrubbers PDF | DOC Nov 2019
CE4 Thermal Oxidation PDF | DOC Nov 2019
CE5 Catalytic Oxidation PDF | DOC Nov 2019
CE6 Catalytic & Non-Catalytic Reduction PDF | DOC Nov 2019
EP Emission Point Information PDF | DOC Nov 2019
EC Emission Calculations PDF | DOC Nov 2019
EI Emission Inventory PDF | DOC Nov 2019
GHG Greenhouse Gas Emission Inventory PDF | DOC Nov 2019
MD Non-PSD Modeling Determination PDF | DOC Nov 2019
MI1 Modeling Plot Plan PDF | DOC Nov 2019
MI2 Modeling Source Characteristics PDF | DOC Nov 2019
PTO Permit to Operate PDF | DOC Nov 2019
Complete Application Package (All Forms) PDF | DOC Nov 2019
  Air Quality Fees Policy PDF Apr 2018
  Air Quality Permit Fee Schedule PDF Apr 2018

General & Registration Permits
Certain facilities or sources may obtain a general permit or registration permit instead of applying for a standard air construction permit. Refer to the General Instructions for guidance on how to complete a General Permit or Registration Permit. The table below lists the current general & registration permits available in Linn County. If you have any questions about whether a standard construction permit is required, please contact the Air Permitting Engineer. General and registration permits should be submitted to the Air Permitting Engineer or your designated facility contact with Linn County Public Health.

Form ID General & Registration Permit Description Download Revised
AGG-GP Aggregate Processing Plant General Permit PDF | DOC Nov 2019
CBP-GP Concrete Batch Plant General Permit PDF | DOC Nov 2019
HMA-GP Hot Mix Asphalt Plant General Permit PDF | DOC Nov 2019
GDF-GP Gasoline Distribution Facility (≥ 100,000 gallons) PDF | DOC Nov 2019
GDF-REG Gasoline Distribution Facility (10,000 ≥ gallons > 100,000) PDF | DOC Nov 2019
SBP-GP Small Bulk Plant (< 20,000 gallons per month) PDF | DOC Nov 2019
LBP-GP Large Bulk Plant (< 20,000 gallons per day) PDF | DOC Nov 2019
IIII Stationary Compression Ignition Engine (< 400 hp) PDF | DOC Nov 2019
JJJJ Stationary Spark Ignition Engine (< 400 hp) PDF | DOC Nov 2019
UOF-GP Used Oil Furnace General Permit PDF | DOC Nov 2019
RHR-REG Residential Heater Registration Permit PDF | DOC Nov 2019

Compliance Forms
The following are forms and materials to support your compliance efforts. If you have any questions about whether a form is appropriate, please contact the Air & Water Quality Branch. Compliance forms can be submitted electronically to: ComplianceReporting-Air@linncounty.org.

Form ID Compliance Form Description Download Revised
EER Excess Emission Report Template PDF | DOC Nov 2019
STP Source Test Protocol PDF | DOC Nov 2019
SCN Start of Construction / Startup Notice PDF | DOC Nov 2019
VAR Variance Application Form PDF | DOC Nov 2019
FS Permit Modification Fact Sheet PDF Nov 2019
FAQ Permit Modification Frequently Asked Questions PDF Nov 2019
NRPE Notice of Relocation of Portable Equipment PDF | DOC Nov 2019
EJ Exemption Justification PDF | DOC Nov 2019
6BIN NESHAP 6B Initial Notification PDF | DOC Nov 2019
6CIN NESHAP 6C Initial Notification PDF | DOC Nov 2019
6CNCS NESHAP 6C Notification of Compliance Status PDF | DOC Nov 2019
6HINNCS NESHAP 6H Initial Notification / Not. of Compliance Status PDF | DOC Nov 2019
6WIN NESHAP 6W Initial Notification PDF | DOC Nov 2019
6WNCS NESHAP 6W Notification of Compliance Status PDF | DOC Nov 2019
6XAC NESHAP 6X Annual Certification and Compliance Report PDF | DOC Nov 2019
6XIN NESHAP 6X Initial Notification PDF | DOC Nov 2019
6XNCS NESHAP 6X Notification of Compliance Status PDF | DOC Nov 2019
7DINNCS NESHAP 7D Initial Notification / Not. of Compliance Status PDF | DOC Nov 2019
4ZIN NESHAP 4Z Initial Notification PDF | DOC Nov 2019
4ZNCS NESHAP 4Z Notification of Compliance Status PDF | DOC Nov 2019
4ZASMR NESHAP 4Z Annual/Semi-annual Monitoring Report PDF | DOC Nov 2019

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