Air Quality Report
Issue Date: 09/06/2016
Gap Fire – Klamath National Forest Prepared by: Ariane
Sarzotti and Tomas Gonzalez
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Forecast conditions represent impacts
from smoke. Contributions from ozone
and other pollutants are not reflected.
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Fire
Information: Fire is approximately 27,958 acres with a
growth of 2,157 acres since yesterday and 30% contained. On the eastern and western edges of the
fire, crews will continue to mop-up and patrol the line. Crews will continue to provide structure
defense along the Hwy 96 corridor, continue firing operations where needed, and
mop up and hold line when safe to do so.
Fire has been brought down to the Klamath river on the south end of
the fire, leaving only a small island to burn out. On the north end of the fire, firefighters
continue low intensity firing operations to eliminate unburned fuel between
the control lines and the main fire. Weather and Smoke
Information: Northwest flow aloft remains in place. Little change in overall conditions are
expected, temperatures we be a few degrees warmer and unchanged humidity values
expected to continue through today. Oak Knolls is expected to see Unhealthy for
Sensitive Groups (USG) conditions today with Unhealthy concentrations in
the afternoon to early evening. Fort Jones and Seiad is expected to see Unhealthy conditions. Yreka and Orleans are expected to see Moderate conditions with possible (USG) levels in the daytime. Grants
Pass, Medford, Ashland and Klamath Falls are expected to see Good conditions. |
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Smoke Impacts from Local Fires
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Site
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Observed
Midnight-Midnight
09/05/16
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Forecast
09/06/16
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Outlook
09/07/16
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Worst
Time of Day Impacts
AQI and Period
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Grants Pass
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Good
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Good
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Good
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May see hazy skies in the evening and overnight.
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Medford
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Good
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Good
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Good
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May see hazy skies in the evening and overnight.
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Ashland
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Good
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Good
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Good
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May see hazy skies in the evening and overnight.
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Klamath Falls
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Good
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Good
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Good
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May see hazy skies in the evening and overnight.
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Oak Knoll RS
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USG
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USG
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USG
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The Unhealthy concentrations may be
observed in the late afternoon to early evening.
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Seiad
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Unhealthy
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Unhealthy
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Unhealthy
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May see Very Unhealthy smoke levels in the
afternoon.
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Yreka
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Moderate
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Moderate
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Moderate
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May see USG
smoke levels in the daytime.
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Fort Jones
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Unhealthy
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Unhealthy
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Unhealthy
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The worst concentrations may be observed in the
late afternoon to early evening.
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Orleans
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Moderate
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Moderate
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Moderate
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May see USG
smoke levels in the afternoon.
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Colors displayed above correspond
roughly with the AQI chart below.
Conditions may change quickly, these projections are based on
anticipated weather and fire activity.
Sensitive groups including individuals with Asthma, lung or heart
disease, children, older adults, and pregnant women should take precautions
to avoid exposure to smoke. If you feel as though you are having health
effects from smoke see your doctor or health professional as needed. In some cases your eyes are your
best tools, if it is smoky outside you are being impacted. Use caution when
driving in or around smoky areas.
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AQI Index
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Actions to Protect Yourself
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Good
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None
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Moderate
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Unusually sensitive people should
consider reducing prolonged or heavy outdoor exertion.
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Unhealthy for Sensitive Groups - USG
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People with heart or lung disease,
children and older adults should reduce prolonged or heavy outdoor
exertion. Everyone else should limit
prolonged or heavy exertion.
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Unhealthy
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The
following groups should avoid all physical outdoor activity: People with
heart or lung disease, children and older adults. Everyone else should avoid prolonged or
heavy exertion.
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Very
Unhealthy
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Everyone
should avoid any outdoor exertion; people with respiratory or heart disease,
the elderly and children should remain indoors.
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Hazardous
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The following groups should remain
indoors and keep activity levels low: People with heart or lung disease;
children and older adults. Everyone else should avoid prolonged or heavy
exertion
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