Mendocino County

Air Quality Management District

Approved Models

Planning Program Approved Models List

The District requires that all CEQA, NEPA and other modeling use the latest ARB approved version, or alternatives designated by the Air Pollution Control Officer.

The District is requiring the use of the following models:

CALEEMOD Allowed for all projects required for projects with application date* after 7/1/12

URBEMIS 9.x  allowed for projects with inital application date* prior to 7/1/2012

EMFAC 2007 (for SIP compliance other versions are acceptable, however only with prior written approval)

All other models shall be the latest approved ARB version

Please contact the District via email or phone (707) 463-4354 with any questions

* refers to application date to lead agency

Burn Day Status

For todays burn day status please call 707-463-4391. .

Burn Permit Application> Click Here

Credit Card Payments

Service FEES are assessed to all Credit Card transactions by govPayNet:

Air Quality for Mendocino

Current Air Quality Index for county:
Observed on --/--/-- at --:00



AQI Animation -

More Air Quality Information:

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News / Advisories

COVID-19 AIR DISTRICT OPERATIONS - The public counter will be closed to walk-in customers. Click Here for More Information

Mendocino County: Fire Season May 1. - Burning is allowed only on permissive burn days with a valid Fire and Air Quality burn permit.

AB 617 Community Air Protection Incentive Projects - AB 617 Community Air Protection Incentives to Reduce Emissions. Click Here for More Information

Volkswagen Environmental Mitigation Trust - provides about $423 million for California to mitigate the excess nitrogen oxide emissions caused by VW's use of illegal emissions testing defeat devices in certain VW diesel vehicles.. Click Here for More Information

Air District Relaxes Portable Diesel Engine Enforcement - ARB has determined the standards for DPM may not be feasible. Click Here for More Information

The District Mission

  The mission of the Mendocino County Air Quality Management District is to protect and manage air quality, an essential public resource upon which the health of the community depends. 

  Mendocino County Air Quality Management District is one of 35 local Air Districts in California.

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