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. .

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

Mendocino County is in Burn Ban - All burn permits issued for burning are SUSPENDED.

Trader Joe's penalized $500,000 over refrigerant leaks - Owner and operators of systems using ozone depleting substances are required to perform leak repair and recordkeeping required under Title VI of the Clean Air Act for refrigeration equipment. 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.

Learn more