Mendocino County

Air Quality Management District

Naturally Occurring Asbestos (NOA)

Naturally Occurring Asbestos (NOA)

Like many counties in Northern California, Mendocino County has areas that contain Naturally Occurring Asbestos (NOA). State regulations, enforced by the District, may affect quarries, grading and surfacing projects.

NOA Grading and Surfacing Application Process and Forms

Outline of the NOA application process

NOA Dust Mitigation Plan Application (and exemption request)

NOA Links

Copies of the State NOA Regulations 17 CCR 93105 and 93106

California Air Resources Board Web Page for Naturally Occurring Asbestos

USGS Flyer on Asbestos

Letter from Office of Planning and Research on how to deal with Naturally Occurring Asbestos in CEQA documents

District NOA Policy

Mapping

The District, working with other agencies, has produced a series of maps of areas likely to contain NOA in Mendocino County. These maps are not parcel specific and only show areas where NOA is more likely, the actual presence of NOA can only be determine by an expert.

NEW! Google Earth NOA map

MAP of likely areas to contain NOA in Mendocino County

MAP of the Ukiah Area

MAP of the Willits Area

MAP of the Hopland Area

Consultants

Under 17 CCR 93105 & 93106, only a State Registered Geologist can document that property is free of Naturally Occurring Asbestos. The District cannot recommended a particular Geologist, but the state Department of Consumer Affairs does provide a searchable online database of Registered Geologists.

Searchable Database of Registered Geologists

MCAQMD Geologic Evaluation Guidelines (for consultants)

Guidelines for Geologic Investigations of Naturally Occurring Asbestos in California SP-124 (for consultants)

Contact the District (707) 463-4354 with any questions.


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

Ozone:
NA

PM2.5:
NA

AQI Animation - http://www.epa.gov/airnow/today/anim_aqi_ca_nv.gif

More Air Quality Information:

Map data is collected from AirNow.gov.

News / Advisories

Air Quality Advisory: The Grade Fire smoke impacts Mendocino County. Click Here for more information

Burn Suspension for all of Mendocino County. - 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