California Smoke Information: Friday, August 7, 2015 Shasta-Trinity & Six Rivers Complexes

Friday, August 7, 2015 Issued on August 7, 2015

Shasta-Trinity & Six Rivers Complexes

Chuck Sams, Erin Law and Dan Chan

Forecast conditions represent impacts from smoke. Contributions from ozone and other pollutants are not reflected.

Smoke Synopsis: Friday morning update
Most stations in the area reached “Unhealthy” and “Unhealthy to Sensitive Groups” level yesterday. Hayfork was in “Hazardous” level. Good to excellent day-time mixing is expected during the day for the next few days. Transport wind speed will gradually increase from today through Monday. However, the transport wind direction will shift from Northwesterly today to Westerly tomorrow to Southerly flow on Sunday. Heavy smoke is still likely in river drainages in Shasta-Trinity National Forest during the overnight periods until inversion break the following morning.

Air Quality Outlook: Shasta-Trinity & Six Rivers Complexes
Site	Friday August 7, 2015	Saturday August 8, 2015	Sunday August 9, 2016	Comments
Anderson/Redding	USG	USG	Moderate
Crescent City	Moderate	Good	Good
Dinsmore	Very Unhealthy	Hazardous	Very Unhealthy-PM
Etna	USG	Unhealthy	USG-AM
Eureka	Moderate – AM	Good	Good -AM	Will clear in the afternoon of Aug 7
Eureka	Good – PM	Good	Good -AM	Will clear in the afternoon of Aug 7
Gaberville	Moderate	Good	Good
Gasquet	USG	USG	USG
Happy Camp	USG	Unhealthy	USG
Hayfork	Unhealthy	Unhealthy	USG-AM
Hoopa	Unhealthy	USG	USG
Hyampom	Hazardous	Unhealthy	Hazardous - AM
Mt. Shasta	USG	USG	USG-AM
Orleans	USG	USG	Moderate
Tulelake	Good	Moderate	Moderate
Weaverville	Very Unhealthy	Unhealthy	USG
Weitchpec	Unhealthy	USG	Moderate
Willow Creek	Very Unhealthy	Very Unhealthy	USG
Yreka	Unhealthy	Unhealthy	Unhealthy - AM
Disclaimer: Forecast conditions represent air quality levels affected by fine particulates; contribution from ozone and other pollutants is not reflected. 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.

AQI Index	Actions to Protect Yourself
Good	None
Moderate	Unusually sensitive people should consider reducing prolonged or heavy outdoor exertion.
Unhealthy for Sensitive Groups - USG	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.
Unhealthy	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.
Very Unhealthy	Everyone should avoid any outdoor exertion; people with respiratory or heart disease, the elderly and children should remain indoors.
Hazardous	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