Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.78 010735003 CORNER AL 0.73 000090130 Edmonton Central AB 0.71 010732006 HOOVER AL 0.69 010731010 LEEDS AL 0.68 010731009 PROVIDENCE AL 0.68 000090121 Edmonton East AB 0.67 000094301 Cold Lake South AB 0.66 000090120 Edmonton South AB 0.65 010735002 PINSON AL 0.65 010731005 MCADORY AL 0.64 000090601 Fort Saskatchewan AB 0.56 010331002 MSHOALS AL 0.54 010732003 WYLAM AL 0.53 000060204 Windsor Downtown ON 0.51 060290014 Bakersfield - 5558 California Ave CA #coincidences 10-30 and Corr > 0.5 Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.94 010735003 CORNER AL 0.90 010731010 LEEDS AL 0.89 010735002 PINSON AL 0.89 000090601 Fort Saskatchewan AB 0.88 000090121 Edmonton East AB 0.84 000090130 Edmonton Central AB 0.82 000090120 Edmonton South AB 0.80 010732006 HOOVER AL 0.79 000094301 Cold Lake South AB 0.76 010731005 MCADORY AL 0.75 010731009 PROVIDENCE AL 0.75 010331002 MSHOALS AL 0.73 051390006 El Dorado AR 0.68 060290014 Bakersfield - 5558 California Ave CA 0.66 051430005 SPRNGDLE AR 0.65 050350005 MARION AR 0.61 060792004 Mesa 2 /Nipomo CA 0.58 051190007 PARR AR 0.56 010732003 WYLAM AL 0.56 000060204 Windsor Downtown ON 0.55 060832004 Lompoc H Street CA 0.55 010730023 NO. BHAM AL 0.54 000061004 Sarnia ON 0.51 080310013 Denver - NJH - 14th Ave. & Albion St. CO 0.51 061131003 Woodland CA 0.50 000065301 Port Stanley ON #coincidences 10-30 and Corr > 0.5 0.77 000060903 London ON Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 31.30 000010401 Mount Pearl NF 17.90 000030310 SYDNEY NS 12.30 000020401 SOUTHAMPTON PE 12.30 000020301 WELLINGTON PE 11.40 000020104 CHARLOTTETOWN PE 5.80 000040203 FOREST HILLS NB 3.90 000061201 Cornwall ON 3.40 060831008 Santa Maria - Broadway CA 3.20 000040207 SAINT JOHN WEST NB 3.10 000040901 ST ANDREWS NB 2.80 000041302 BATHURST NB 2.50 000065001 Barrie ON 2.40 000040302 MONCTON NB 2.20 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 1.70 000061402 Brantford ON 1.40 060650012 Banning - South Hathaway Street CA 1.20 060832004 Lompoc H Street CA 1.20 040134010 Dysart AZ 1.10 000060609 Sudbury ON 0.90 060731006 Alpine CA 0.80 000065401 Belleville ON 0.70 040191030 Green Valley AZ 0.70 000060424 Toronto Downtown ON 0.50 000061302 St. Catharines ON #coincidences 10-30 and Corr > 0.5 13.10 000030701 AYLESFORD MOUNTAIN NS 3.70 060832011 GOLETA CA 3.40 000040209 CASTLE ST. SAINT JO NB 3.20 000065701 Morrisburg ON 2.20 000060104 Ottawa ON 1.90 000060903 London ON 1.20 000052301 Saint-Faustin QC 1.00 000061104 Peterborough ON 0.60 000061502 Kitchener ON Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 14.40 000030310 SYDNEY NS 13.00 000010401 Mount Pearl NF 9.50 000020401 SOUTHAMPTON PE 6.80 000040203 FOREST HILLS NB 6.60 000020301 WELLINGTON PE 5.90 000020104 CHARLOTTETOWN PE 4.40 060831008 Santa Maria - Broadway CA 4.20 000061201 Cornwall ON 3.80 000040302 MONCTON NB 3.60 060832004 Lompoc H Street CA 3.50 000040207 SAINT JOHN WEST NB 3.40 000054401 Saint-Anicet QC 3.30 000041302 BATHURST NB 2.80 060870003 Unknown CA 2.60 000065001 Barrie ON 2.20 060870007 Unknown CA 2.20 060690002 Unknown CA 2.20 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.20 000065401 Belleville ON 2.20 000051501 Zéphirin QC 2.10 061113001 El Rio - Rio Mesa School #2 CA 2.10 000060609 Sudbury ON 2.10 000040901 ST ANDREWS NB 1.40 000061302 St. Catharines ON 1.30 060731006 Alpine CA 1.20 060850002 Gilory - 9th Street CA 1.10 060650012 Banning - South Hathaway Street CA 1.10 040191030 Green Valley AZ 1.10 000065201 Parry Sound ON 1.10 000061402 Brantford ON 0.90 040191034 Coachline AZ 0.90 000065301 Port Stanley ON 0.90 000060303 Kingston ON 0.90 000054501 L'Assomption QC 0.90 000040103 FREDERICTON NB 0.80 061111004 Ojai - Ojai Ave. CA 0.80 060570005 Grass Valley CA 0.80 000060204 Windsor Downtown ON #coincidences 10-30 and Corr > 0.5 7.20 000030701 AYLESFORD MOUNTAIN NS 6.90 060832011 GOLETA CA 3.10 000040209 CASTLE ST. SAINT JO NB 2.80 000065701 Morrisburg ON 2.50 000052301 Saint-Faustin QC 2.40 000061104 Peterborough ON 2.20 000060903 London ON 2.20 000060104 Ottawa ON 1.70 000063301 Dorset ON 0.90 000062001 North Bay ON 0.60 000061502 Kitchener ON Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 638.30 060530002 Unknown CA 417.50 061130004 Davis CA 125.20 060310004 Corcoran CA 124.90 061072002 Visalia - N. Church Street CA 112.50 060690002 Unknown CA 109.70 060190008 Fresno - 1st Street CA 101.50 060870003 Unknown CA 86.80 060610006 Roseville - N.Sunrise/Douglas CA 84.10 060990005 Modesto - 14th Street CA 83.00 060070002 Chico - Manzanita CA 82.00 061010003 Yuba City CA 73.20 060670011 Elk Grove CA 72.70 060250005 Calexico - Ethel Street CA 71.30 060210002 Willows - E. Laurel Street CA 69.00 060639901 Quincy BAM CA 63.50 061070009 Sequoia/Kings Canyon - Ash Mountain CA 63.20 060410003 Point Reyes CA 63.00 060771002 Stockton - Hazelton Street CA 55.80 060670010 Sacramento - T Street CA 47.90 060290014 Bakersfield - 5558 California Ave CA 46.70 060670006 Sacramento - Del Paso Manor CA 43.50 060090001 San Andreas CA 42.20 000090601 Fort Saskatchewan AB 38.40 060830011 Santa Barbara CA 33.10 000090302 Red Deer AB 32.80 060870007 Unknown CA 31.80 060374002 North Long Beach CA 31.80 060371002 Burbank - W. Palm Ave CA 31.70 060371103 Los Angeles - N. Main Street CA 31.50 060731002 Escondido CA 30.40 000090120 Edmonton South AB 30.10 060890007 Anderson CA 29.80 061131003 Woodland CA 29.60 060711004 Upland CA 29.60 060590007 Anaheim CA 29.20 060271023 Bishop Paiute Tribe-CA CA 29.00 060651003 Riverside - Magnolia CA 28.80 000090130 Edmonton Central AB 28.60 000090121 Edmonton East AB 27.80 060731010 San Diego - Beardsley Street CA 27.80 060371201 Reseda CA 27.70 060959999 Rio Vista CA 27.70 060953002 Vacaville CA 27.40 000090218 Calgary East AB 27.20 040139812 Durango AZ 26.30 060658001 Riverside - Rubidoux CA 26.00 069999921 EBAM12 - Sac T CA 25.30 060950004 Vallejo - 304 Tuolumne Street CA 25.10 060550003 Napa - Jefferson St CA 25.00 061111004 Ojai - Ojai Ave. CA 25.00 000090502 Lethbridge AB 24.80 060010007 Livermore - Rincon CA 24.30 060675003 Sloughhouse CA 24.00 040130019 West Phoenix AZ 23.80 060410001 San Rafael CA 22.80 040191113 Geronimo AZ 22.00 040134003 South Phoenix AZ 21.80 000090222 Calgary Northwest AB 21.40 060850005 San Jose - Jackson St. CA 21.20 010970003 CHICK. AL 20.80 060811001 Redwood City CA 20.60 060571001 Truckee BAM CA 19.80 060012004 Berkeley CA 19.70 000040801 CANTERBURY NB 19.60 060370016 Glendora - Laurel CA 18.90 060970003 Santa Rosa - 5th Street CA 18.40 060010011 Oakland West CA 18.20 060750005 San Francisco - Arkansas Street CA 18.20 060072001 Paradise - Birch Street CA 18.00 060679991 Rancho Seco CA 17.60 060710005 Lake Gregory - Crestline CA 17.30 060659001 Lake Elsinore - W. Flint Street CA 16.70 060670012 Folsom CA 16.10 060376012 Santa Clarita CA 16.00 040191032 Rose Elementary AZ 15.90 060731008 Camp Pendleton CA 15.60 060850002 Gilory - 9th Street CA 15.50 061113001 El Rio - Rio Mesa School #2 CA 15.20 011011002 MONTG AL 15.20 000050801 Ursulines QC 15.00 061112002 Simi Valley - Cochran Street CA 14.80 010730023 NO. BHAM AL 14.70 010731010 LEEDS AL 14.60 060650012 Banning - South Hathaway Street CA 14.10 040139998 Vehicle Emissions Laboratory AZ 14.10 000091101 Elk Island AB 14.00 051191008 ADEQ-DSR AR 13.80 010732003 WYLAM AL 13.30 080310013 Denver - NJH - 14th Ave. & Albion St. CO 13.10 061110009 Piru - Pacific CA 12.80 000094301 Cold Lake South AB 12.80 000054703 Bécancour (Aréna) QC 12.60 060832004 Lompoc H Street CA 12.60 051190007 PARR AR 12.10 010331002 MSHOALS AL 12.00 000054501 L'Assomption QC 11.90 060731006 Alpine CA 11.90 040138005 Estrella AZ 11.80 040191034 Coachline AZ 11.70 010731005 MCADORY AL 11.50 010732006 HOOVER AL 11.40 000041302 BATHURST NB 11.40 000040103 FREDERICTON NB 11.30 051430005 SPRNGDLE AR 11.00 010735003 CORNER AL 10.80 010735002 PINSON AL 10.20 051390006 El Dorado AR 10.20 000061004 Sarnia ON 10.00 010731009 PROVIDENCE AL 9.90 040134010 Dysart AZ 9.70 080310025 Denver Animal Shelter - 678 S. Jason St. CO 9.60 050350005 MARION AR 9.60 000061302 St. Catharines ON 9.50 060831008 Santa Maria - Broadway CA 9.50 000060512 Hamilton Downtown ON 9.50 000051501 Zéphirin QC 9.40 000030310 SYDNEY NS 9.10 080410017 Colorado College CO 9.10 000063701 Grand Bend ON 9.00 080770017 Grand Junction - Powell Building CO 9.00 000060424 Toronto Downtown ON 8.90 000060204 Windsor Downtown ON 8.70 060792004 Mesa 2 /Nipomo CA 8.40 000060303 Kingston ON 8.30 000061402 Brantford ON 8.20 000054401 Saint-Anicet QC 8.00 000040302 MONCTON NB 8.00 000040203 FOREST HILLS NB 7.90 080350004 Chatfield Park - 11500 N. Roxborough Par CO 7.90 000010401 Mount Pearl NF 7.70 080010006 Commerce City - 7101 Birch St. CO 7.20 000065801 Chatham ON 7.10 000065001 Barrie ON 6.90 000065301 Port Stanley ON 6.90 000040207 SAINT JOHN WEST NB 6.90 000020104 CHARLOTTETOWN PE 6.80 060570005 Grass Valley CA 6.70 000065401 Belleville ON 6.50 080130003 Longmont CO 6.30 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 6.10 080131001 Boulder - CU - 2102 Athens St. CO 6.00 000020301 WELLINGTON PE 5.70 000061201 Cornwall ON 5.10 040191030 Green Valley AZ 4.90 000040901 ST ANDREWS NB 4.60 000065201 Parry Sound ON 4.50 080310002 Denver - CAMP - 2105 Broadway CO 3.80 000060609 Sudbury ON 3.70 000020401 SOUTHAMPTON PE #coincidences 10-30 and Corr > 0.5 43.80 060074001 Gridley CA 18.80 060431001 Yosemite Village - Visitor Center CA 17.20 060798001 Atascadero CA 16.40 061110007 Thousand Oaks - Moorpark Road CA 14.90 000091901 Caroline AB 10.50 060832011 GOLETA CA 9.70 000061502 Kitchener ON 8.30 000052301 Saint-Faustin QC 6.60 000040209 CASTLE ST. SAINT JO NB 6.50 000063301 Dorset ON 6.40 000061104 Peterborough ON 6.30 000062501 Tiverton ON 5.20 000060709 Sault Ste Marie ON 5.00 000062001 North Bay ON 5.00 000060104 Ottawa ON 4.60 000065701 Morrisburg ON 4.60 000030701 AYLESFORD MOUNTAIN NS 4.10 000060903 London ON Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 104.20 000030310 SYDNEY NS 92.80 000020401 SOUTHAMPTON PE 34.80 000040302 MONCTON NB 34.80 000030701 AYLESFORD MOUNTAIN NS 34.80 000020301 WELLINGTON PE 34.80 000020104 CHARLOTTETOWN PE 34.40 000041302 BATHURST NB 16.80 060731010 San Diego - Beardsley Street CA 15.90 000010401 Mount Pearl NF 14.60 061112002 Simi Valley - Cochran Street CA 14.60 061110009 Piru - Pacific CA 14.60 061110007 Thousand Oaks - Moorpark Road CA 14.60 060731008 Camp Pendleton CA 14.60 060731002 Escondido CA 14.60 060711004 Upland CA 14.60 060710005 Lake Gregory - Crestline CA 14.60 060659001 Lake Elsinore - W. Flint Street CA 14.60 060658001 Riverside - Rubidoux CA 14.60 060651003 Riverside - Magnolia CA 14.60 060590007 Anaheim CA 14.60 060376012 Santa Clarita CA 14.60 060374002 North Long Beach CA 14.60 060371201 Reseda CA 14.60 060371103 Los Angeles - N. Main Street CA 14.60 060371002 Burbank - W. Palm Ave CA 14.60 060370016 Glendora - Laurel CA 12.10 060731006 Alpine CA 12.10 060250005 Calexico - Ethel Street CA 10.60 060650012 Banning - South Hathaway Street CA 10.10 061113001 El Rio - Rio Mesa School #2 CA 10.10 061111004 Ojai - Ojai Ave. CA 10.10 060832011 GOLETA CA 10.10 060832004 Lompoc H Street CA 10.10 060831008 Santa Maria - Broadway CA 10.10 060830011 Santa Barbara CA 9.70 069999921 EBAM12 - Sac T CA 9.70 061131003 Woodland CA 9.70 061130004 Davis CA 9.70 060970003 Santa Rosa - 5th Street CA 9.70 060959999 Rio Vista CA 9.70 060953002 Vacaville CA 9.70 060950004 Vallejo - 304 Tuolumne Street CA 9.70 060870003 Unknown CA 9.70 060850005 San Jose - Jackson St. CA 9.70 060811001 Redwood City CA 9.70 060771002 Stockton - Hazelton Street CA 9.70 060750005 San Francisco - Arkansas Street CA 9.70 060679991 Rancho Seco CA 9.70 060675003 Sloughhouse CA 9.70 060670012 Folsom CA 9.70 060670011 Elk Grove CA 9.70 060670010 Sacramento - T Street CA 9.70 060670006 Sacramento - Del Paso Manor CA 9.70 060610006 Roseville - N.Sunrise/Douglas CA 9.70 060550003 Napa - Jefferson St CA 9.70 060410003 Point Reyes CA 9.70 060410001 San Rafael CA 9.70 060012004 Berkeley CA 9.70 060010011 Oakland West CA 9.70 060010007 Livermore - Rincon CA 8.10 040191034 Coachline AZ 7.20 061070009 Sequoia/Kings Canyon - Ash Mountain CA 7.20 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 6.80 060870007 Unknown CA 6.80 060850002 Gilory - 9th Street CA 6.80 060690002 Unknown CA 6.80 060530002 Unknown CA 6.70 061072002 Visalia - N. Church Street CA 6.70 060798001 Atascadero CA 6.70 060792004 Mesa 2 /Nipomo CA 6.70 060310004 Corcoran CA 6.70 060290014 Bakersfield - 5558 California Ave CA 6.70 060190008 Fresno - 1st Street CA 6.70 011011002 MONTG AL 5.80 040139998 Vehicle Emissions Laboratory AZ 5.80 040139812 Durango AZ 5.80 040138005 Estrella AZ 5.80 040134010 Dysart AZ 5.80 040134003 South Phoenix AZ 5.80 040130019 West Phoenix AZ 5.40 010970003 CHICK. AL 5.20 051390006 El Dorado AR 5.20 051191008 ADEQ-DSR AR 5.20 051190007 PARR AR 5.00 000065001 Barrie ON 5.00 000061502 Kitchener ON 5.00 000061402 Brantford ON 5.00 000061302 St. Catharines ON 5.00 000060512 Hamilton Downtown ON 5.00 000060424 Toronto Downtown ON 4.90 000040209 CASTLE ST. SAINT JO NB 4.90 000040207 SAINT JOHN WEST NB 4.90 000040203 FOREST HILLS NB 4.90 000040103 FREDERICTON NB 4.70 010735003 CORNER AL 4.70 010735002 PINSON AL 4.70 010732006 HOOVER AL 4.70 010732003 WYLAM AL 4.70 010731010 LEEDS AL 4.70 010730023 NO. BHAM AL 4.50 000065201 Parry Sound ON 4.50 000062001 North Bay ON 4.50 000060609 Sudbury ON 4.30 061010003 Yuba City CA 4.30 060890007 Anderson CA 4.30 060570005 Grass Valley CA 4.30 060210002 Willows - E. Laurel Street CA 4.30 060074001 Gridley CA 4.30 060072001 Paradise - Birch Street CA 4.30 060070002 Chico - Manzanita CA 4.30 000065401 Belleville ON 4.30 000061104 Peterborough ON 4.00 000060204 Windsor Downtown ON 3.90 000063301 Dorset ON 3.80 051430005 SPRNGDLE AR 3.80 040191113 Geronimo AZ 3.80 040191032 Rose Elementary AZ 3.80 040191030 Green Valley AZ 3.80 000040901 ST ANDREWS NB 3.80 000040801 CANTERBURY NB 3.70 050350005 MARION AR 3.70 000065801 Chatham ON 3.70 000065701 Morrisburg ON 3.70 000065301 Port Stanley ON 3.70 000061004 Sarnia ON 3.70 000060903 London ON 3.70 000060303 Kingston ON 3.50 010731009 PROVIDENCE AL 3.50 010731005 MCADORY AL 3.50 010331002 MSHOALS AL 3.30 000060709 Sault Ste Marie ON 3.20 000063701 Grand Bend ON 3.20 000062501 Tiverton ON 2.90 000054703 Bécancour (Aréna) QC 2.90 000051501 Zéphirin QC 2.90 000050801 Ursulines QC 2.80 000061201 Cornwall ON 2.80 000054501 L'Assomption QC 2.80 000054401 Saint-Anicet QC 2.80 000052301 Saint-Faustin QC 2.50 060990005 Modesto - 14th Street CA 2.50 060431001 Yosemite Village - Visitor Center CA 2.50 060090001 San Andreas CA 2.40 060639901 Quincy BAM CA 2.40 060571001 Truckee BAM CA 2.30 000060104 Ottawa ON 2.20 060271023 Bishop Paiute Tribe-CA CA 2.10 080310025 Denver Animal Shelter - 678 S. Jason St. CO 2.10 080310013 Denver - NJH - 14th Ave. & Albion St. CO 2.10 080310002 Denver - CAMP - 2105 Broadway CO 2.10 080010006 Commerce City - 7101 Birch St. CO 1.90 080770017 Grand Junction - Powell Building CO 1.90 000090601 Fort Saskatchewan AB 1.90 000090130 Edmonton Central AB 1.90 000090121 Edmonton East AB 1.90 000090120 Edmonton South AB 1.30 000094301 Cold Lake South AB 1.20 080350004 Chatfield Park - 11500 N. Roxborough Par CO 1.20 080131001 Boulder - CU - 2102 Athens St. CO 1.20 080130003 Longmont CO 1.10 080410017 Colorado College CO 1.10 000091101 Elk Island AB 0.80 000091901 Caroline AB 0.80 000090302 Red Deer AB 0.80 000090222 Calgary Northwest AB 0.80 000090218 Calgary East AB 0.60 000090502 Lethbridge AB AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)