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Air Stagnation Advisory
Areas affected:
Jefferson, OR; Wasco, OR; Klickitat, WA

ORZ041-044-508-510-511-WAZ024-212100-
/O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/
East Columbia River Gorge-Lower Columbia Basin of Oregon-
Foothills of the Southern Blue Mountains of Oregon-
North Central Oregon-Central Oregon-
Eastern Columbia River Gorge of Washington-
including the cities of Arlington, The Dalles, Boardman,
Hermiston, Ione, Heppner, Condon, Fossil, Dufur, Maupin, Moro,
Bend, Madras, Prineville, Redmond, and White Salmon
432 PM PST Tue Nov 20 2018

…AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST
WEDNESDAY…

* AIR QUALITY…Strong inversions near the surface and stagnant
air conditions continue to trap pollutants.

* TIMING…Poor air quality until at least Wednesday mid day.

* IMPACTS…Poor air quality may cause issues for people with
respiratory problems.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

An Air Stagnation Advisory indicates that due to limited movement
of an air mass across the advisory area…pollution has the
potential to increase to unhealthy levels. Persons with
respiratory illness should follow their physicians advice for
dealing with high levels of air pollution.

State air quality agencies highly recommend that no outdoor
burning occur and that residential wood burning devices be
limited as much as possible. According to state air quality
agencies…prolonged periods of stagnant air can hold pollutants
close to the ground…where people live and breathe. Check with
your local burn agency for any current restrictions in your area.

&&

$$

Air Stagnation Advisory
Areas affected:
Jefferson, OR; Wasco, OR; Klickitat, WA

ORZ041-044-508-510-511-WAZ024-212100-
/O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/
East Columbia River Gorge-Lower Columbia Basin of Oregon-
Foothills of the Southern Blue Mountains of Oregon-
North Central Oregon-Central Oregon-
Eastern Columbia River Gorge of Washington-
including the cities of Arlington, The Dalles, Boardman,
Hermiston, Ione, Heppner, Condon, Fossil, Dufur, Maupin, Moro,
Bend, Madras, Prineville, Redmond, and White Salmon
432 PM PST Tue Nov 20 2018

…AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST
WEDNESDAY…

* AIR QUALITY…Strong inversions near the surface and stagnant
air conditions continue to trap pollutants.

* TIMING…Poor air quality until at least Wednesday mid day.

* IMPACTS…Poor air quality may cause issues for people with
respiratory problems.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

An Air Stagnation Advisory indicates that due to limited movement
of an air mass across the advisory area…pollution has the
potential to increase to unhealthy levels. Persons with
respiratory illness should follow their physicians advice for
dealing with high levels of air pollution.

State air quality agencies highly recommend that no outdoor
burning occur and that residential wood burning devices be
limited as much as possible. According to state air quality
agencies…prolonged periods of stagnant air can hold pollutants
close to the ground…where people live and breathe. Check with
your local burn agency for any current restrictions in your area.

&&

$$

Air Stagnation Advisory
Areas affected:
Jefferson, OR; Wasco, OR; Klickitat, WA

WAZ026>028-212100-
/O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/
Kittitas Valley-Yakima Valley-Lower Columbia Basin of Washington-
including the cities of Ellensburg, Thorp, Naches, Sunnyside,
Toppenish, Yakima, Connell, Prosser, and Tri-Cities
432 PM PST Tue Nov 20 2018

…AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST
WEDNESDAY…

* AIR QUALITY…Strong inversions near the surface and stagnant
air conditions continue to trap pollutants.

* TIMING…Poor air quality until at least Wednesday mid day.

* IMPACTS…Poor air quality may cause issues for people with
respiratory problems..

PRECAUTIONARY/PREPAREDNESS ACTIONS…

An Air Stagnation Advisory indicates that due to limited movement
of an air mass across the advisory area…pollution has the
potential to increase to unhealthy levels. Persons with
respiratory illness should follow their physicians advice for
dealing with high levels of air pollution.

State air quality agencies highly recommend that no outdoor
burning occur and that residential wood burning devices be
limited as much as possible. According to state air quality
agencies…prolonged periods of stagnant air can hold pollutants
close to the ground…where people live and breathe. Check with
your local burn agency for any current restrictions in your area.

&&

$$

Air Stagnation Advisory
Areas affected:
Jefferson, OR; Wasco, OR; Klickitat, WA

ORZ041-044-508-510-511-WAZ024-212100-
/O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/
East Columbia River Gorge-Lower Columbia Basin of Oregon-
Foothills of the Southern Blue Mountains of Oregon-
North Central Oregon-Central Oregon-
Eastern Columbia River Gorge of Washington-
including the cities of Arlington, The Dalles, Boardman,
Hermiston, Ione, Heppner, Condon, Fossil, Dufur, Maupin, Moro,
Bend, Madras, Prineville, Redmond, and White Salmon
432 PM PST Tue Nov 20 2018

…AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST
WEDNESDAY…

* AIR QUALITY…Strong inversions near the surface and stagnant
air conditions continue to trap pollutants.

* TIMING…Poor air quality until at least Wednesday mid day.

* IMPACTS…Poor air quality may cause issues for people with
respiratory problems.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

An Air Stagnation Advisory indicates that due to limited movement
of an air mass across the advisory area…pollution has the
potential to increase to unhealthy levels. Persons with
respiratory illness should follow their physicians advice for
dealing with high levels of air pollution.

State air quality agencies highly recommend that no outdoor
burning occur and that residential wood burning devices be
limited as much as possible. According to state air quality
agencies…prolonged periods of stagnant air can hold pollutants
close to the ground…where people live and breathe. Check with
your local burn agency for any current restrictions in your area.

&&

$$