Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences 10-30 and Corr > 0.5 0.88 000090130 Edmonton Central AB 0.87 000090120 Edmonton South AB 0.84 010735002 PINSON AL 0.84 000062001 North Bay ON 0.81 010731005 MCADORY AL 0.79 000090601 Fort Saskatchewan AB 0.74 060658001 Riverside - Rubidoux CA 0.72 000090121 Edmonton East AB 0.71 060771002 Stockton - Hazelton Street CA 0.67 000061104 Peterborough ON 0.66 010735003 CORNER AL 0.66 000065001 Barrie ON 0.66 000063301 Dorset ON 0.63 080010006 Commerce City - 7101 Birch St. CO 0.62 000065201 Parry Sound ON 0.57 010731009 PROVIDENCE AL 0.55 061131003 Woodland CA 0.54 050350005 MARION AR 0.53 060953002 Vacaville CA 0.50 060831008 Santa Maria - Broadway CA Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 Mean observed daytime surface PM2.5 (6-hourly) Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 52.00 000010401 Mount Pearl NF 26.30 060250005 Calexico - Ethel Street CA 22.10 000020401 SOUTHAMPTON PE 21.80 000030310 SYDNEY NS 17.70 060731010 San Diego - Beardsley Street CA 11.60 060650012 Banning - South Hathaway Street CA 10.80 000040302 MONCTON NB 10.80 000020301 WELLINGTON PE 10.80 000020104 CHARLOTTETOWN PE 10.30 040191034 Coachline AZ 8.80 000040801 CANTERBURY NB 7.80 000040207 SAINT JOHN WEST NB 6.80 000065801 Chatham ON 6.80 000065301 Port Stanley ON 6.80 000065001 Barrie ON 6.80 000061502 Kitchener ON 6.80 000061402 Brantford ON 6.80 000061302 St. Catharines ON 6.80 000061004 Sarnia ON 6.80 000060903 London ON 6.80 000060512 Hamilton Downtown ON 6.80 000060424 Toronto Downtown ON 6.40 061111004 Ojai - Ojai Ave. CA 6.40 060832011 GOLETA CA 6.40 060831008 Santa Maria - Broadway CA 6.40 060830011 Santa Barbara CA 6.30 061131003 Woodland CA 6.30 060970003 Santa Rosa - 5th Street CA 6.30 060953002 Vacaville CA 6.30 060950004 Vallejo - 304 Tuolumne Street CA 6.30 060811001 Redwood City CA 6.30 060771002 Stockton - Hazelton Street CA 6.30 060670012 Folsom CA 6.30 060670006 Sacramento - Del Paso Manor CA 6.30 060610006 Roseville - N.Sunrise/Douglas CA 6.30 060550003 Napa - Jefferson St CA 6.30 060410003 Point Reyes CA 6.30 060410001 San Rafael CA 6.30 060010007 Livermore - Rincon CA 5.90 000060204 Windsor Downtown ON 5.50 060690002 Unknown CA 5.50 060530002 Unknown CA 5.10 000054703 Bécancour (Aréna) QC 5.10 000051501 Zéphirin QC 5.10 000050801 Ursulines QC 4.60 000065401 Belleville ON 4.60 000061104 Peterborough ON 4.50 060890007 Anderson CA 4.50 060570005 Grass Valley CA 4.50 060210002 Willows - E. Laurel Street CA 4.50 060070002 Chico - Manzanita CA 4.40 061112002 Simi Valley - Cochran Street CA 4.40 061110009 Piru - Pacific CA 4.40 060731008 Camp Pendleton CA 4.40 060711004 Upland CA 4.40 060710005 Lake Gregory - Crestline CA 4.40 060658001 Riverside - Rubidoux CA 4.40 060376012 Santa Clarita CA 4.40 060374002 North Long Beach CA 4.40 060370016 Glendora - Laurel CA 4.30 051390006 El Dorado AR 4.30 051191008 ADEQ-DSR AR 4.30 051190007 PARR AR 4.20 010970003 CHICK. AL 4.00 010735003 CORNER AL 4.00 010735002 PINSON AL 4.00 010732006 HOOVER AL 4.00 010732003 WYLAM AL 4.00 010731010 LEEDS AL 4.00 010730023 NO. BHAM AL 4.00 000061201 Cornwall ON 4.00 000054501 L'Assomption QC 4.00 000054401 Saint-Anicet QC 4.00 000052301 Saint-Faustin QC 3.80 000063701 Grand Bend ON 3.80 000062501 Tiverton ON 3.50 050350005 MARION AR 3.30 011011002 MONTG AL 3.30 010731009 PROVIDENCE AL 3.30 010731005 MCADORY AL 3.30 010331002 MSHOALS AL 3.30 000065701 Morrisburg ON 3.30 000060303 Kingston ON 2.80 000060709 Sault Ste Marie ON 2.40 000065201 Parry Sound ON 2.40 000062001 North Bay ON 2.40 000060609 Sudbury ON 2.20 040191113 Geronimo AZ 2.20 040191030 Green Valley AZ 2.10 060639901 Quincy BAM CA 2.10 060571001 Truckee BAM CA 2.10 000090502 Lethbridge AB 2.00 000090402 Medicine Hat - Crescent Hts AB 1.80 000063301 Dorset ON 1.70 040139812 Durango AZ 1.70 040134003 South Phoenix AZ 1.60 000090302 Red Deer AB 1.60 000090218 Calgary East AB 1.50 060310004 Corcoran CA 1.50 060290014 Bakersfield - 5558 California Ave CA 1.40 080010006 Commerce City - 7101 Birch St. CO 1.20 080130003 Longmont CO 1.20 060090001 San Andreas CA 1.20 000090601 Fort Saskatchewan AB 1.20 000090130 Edmonton Central AB 1.20 000090121 Edmonton East AB 1.20 000090120 Edmonton South AB 1.10 080410017 Colorado College CO 1.00 061070009 Sequoia/Kings Canyon - Ash Mountain CA 1.00 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 0.90 060271023 Bishop Paiute Tribe-CA CA 0.60 000094301 Cold Lake South AB AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)