Placer County, California
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: Placer County, California
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Air Quality Alert
CAZ072-073-202100-
Greater Lake Tahoe Area-Mono County-
502 PM PDT Wed Jul 19 2017

...AIR QUALITY ADVISORY FOR WILDFIRE SMOKE...

Stage 1 Health Advisory
Affected Communities: Mono and Alpine Counties
Smoke Source: Detwiler Fire

Based on air pollution levels at the Ranchos PM2.5 monitor in
Gardnerville, NV (operated by Nevada Division of Environmental
Protection) from midnight to 9:00 am PDT on July 19, 2017 a
Stage 1 Air Pollution Health Advisory has been issued for Alpine
and Mono Counties. Smoke forecasts predict that conditions will
worsen starting in the early afternoon.

Due to elevated particulate pollution levels, children, the elderly,
people with heart or lung problems, or people with current illnesses
such as the flu, are advised to stay indoors and avoid strenuous
outdoor activities in the impacted areas.

Smoke conditions may change quickly. If you have any questions please
visit http://www.gbuapcd.org/ or call the Great Basin Air Pollution
Control District office in Bishop at 760-872-8211.

$$

Dense Smoke Advisory
CAZ072-073-NVZ001>004-210000-
/O.CON.KREV.SM.Y.0001.000000T0000Z-170721T0000Z/
Greater Lake Tahoe Area-Mono County-
Mineral and Southern Lyon Counties-Greater Reno-Carson City-
Minden Area-Western Nevada Basin and Range including Pyramid Lake-
Including the cities of South Lake Tahoe, Truckee, Bridgeport,
Mammoth Lakes, Yerington, Smith Valley, Stateline,
Incline Village, Sparks, Gardnerville, Virginia City, Fernley,
and Silver Springs
300 AM PDT Thu Jul 20 2017

...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...

* A large dense plume of smoke from the Detwiler Fire in Mariposa
County is impacting areas throughout the Sierra and western
Nevada.

* Visibility: Ranging from 2 to 5 miles. Visibility of one mile
or less is possible along the eastern Slopes of the Sierra
and around the Tahoe Basin, Alpine County and Douglas
County.

* Impacts: Unhealthy air quality at least through tomorrow
afternoon. Outdoor activities are strongly discouraged.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Persons with respiratory illnesses should remain indoors to avoid
inhaling smoke particles. Keep windows and doors closed to avoid
letting the smoke inside buildings. For the latest Air Quality
Index please visit: www.airnow.gov

&&

$$

National Weather Service

Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
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