...AIR QUALITY ALERT IN EFFECT...

THE MONTANA DEPARTMENT OF ENVIRONMENTAL QUALITY HAS ISSUED AN AIR
QUALITY ALERT FOR BEAVERHEAD, BIG HORN, BLAINE, BROADWATER, CARBON,
CARTER, CASCADE, CHOUTEAU, CUSTER, DANIELS, DAWSON, DEER LODGE,
FALLON, FERGUS, FLATHEAD, GALLATIN, GARFIELD, GLACIER, GOLDEN VALLEY,
GRANITE, HILL, JEFFERSON, JUDITH BASIN, LAKE, LEWIS AND CLARK,
LIBERTY, LINCOLN, MADISON, MCCONE, MEAGHER, MINERAL, MISSOULA,
MUSSELSHELL, PARK, PETROLEUM, PHILLIPS, PONDERA, POWDER RIVER,
POWELL, PRAIRIE, RAVALLI, RICHLAND, ROOSEVELT, ROSEBUD, SANDERS,
SHERIDAN, SILVER BOW, STILLWATER, SWEET GRASS, TETON, TOOLE,
TREASURE, VALLEY, WHEATLAND, WIBAUX, AND YELLOWSTONE COUNTIES IN
EFFECT UNTIL CONDITIONS IMPROVE.  THE AIR QUALITY ALERT IS DUE TO
SMOKE FROM WILDFIRES IN NORTHWEST MONTANA, IDAHO, WASHINGTON, AND
BRITISH COLUMBIA CAUSING WIDESPREAD UNHEALTHY AIR QUALITY.  THIS
ALERT WILL BE UPDATED AGAIN AT 8AM ON 8/20/2018.

AN AIR QUALITY ALERT MEANS THAT PARTICULATES HAVE BEEN TRENDING
UPWARDS AND THAT AN EXCEEDENCE OF THE 24 HOUR NATIONAL AMBIENT AIR
QUALITY STANDARD (NAAQS) HAS OCCURRED OR MAY OCCUR IN THE NEAR
FUTURE.

PARTICULATE LEVELS ARE RANGING BETWEEN UNHEALTHY FOR SENSITIVE GROUPS
AND VERY UNHEALTHY ACROSS MONTANA.

WHEN AIR QUALITY IS VERY UNHEALTHY... STATE AND LOCAL HEALTH
OFFICIALS RECOMMEND THAT PEOPLE WITH RESPIRATORY OR HEART DISEASE,
THE ELDERLY, AND CHILDREN SHOULD AVOID ANY OUTDOOR ACTIVITY; EVERYONE
ELSE SHOULD AVOID PROLONGED EXERTION.

WHEN AIR QUALITY IS UNHEALTHY... STATE AND LOCAL HEALTH OFFICIALS
RECOMMEND THAT PEOPLE WITH RESPIRATORY OR HEART DISEASE, THE ELDERLY,
AND CHILDREN SHOULD AVOID PROLONGED EXERTION; EVERYONE ELSE SHOULD
LIMIT PROLONGED EXERTION.

WHEN AIR QUALITY IS UNHEALTHY FOR SENSITIVE GROUPS... STATE AND LOCAL
HEALTH OFFICIALS RECOMMEND THAT PEOPLE WITH RESPIRATORY OR HEART
DISEASE, THE ELDERLY AND CHILDREN SHOULD LIMIT PROLONGED EXERTION.


FOR HOULRY AIR QUALITY LEVELS VISIT HTTP://TODAYSAIR.MT.GOV