Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.74 011011002 MONTG AL 0.68 000063701 Grand Bend ON 0.67 060570005 Grass Valley CA 0.67 000065001 Barrie ON 0.66 010731009 PROVIDENCE AL 0.65 060072001 Paradise - Birch Street CA 0.65 000062001 North Bay ON 0.63 060210002 Willows - E. Laurel Street CA 0.61 000065401 Belleville ON 0.61 000065201 Parry Sound ON 0.61 000060709 Sault Ste Marie ON 0.61 000060303 Kingston ON 0.60 000061104 Peterborough ON 0.59 000060609 Sudbury ON 0.58 000061502 Kitchener ON 0.56 010731005 MCADORY AL 0.54 051390006 El Dorado AR 0.53 000040203 FOREST HILLS NB 0.51 000065301 Port Stanley ON 0.51 000062501 Tiverton ON 0.50 060074001 Gridley CA Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.95 000065001 Barrie ON 0.89 060072001 Paradise - Birch Street CA 0.89 000060512 Hamilton Downtown ON 0.86 000061502 Kitchener ON 0.86 000060424 Toronto Downtown ON 0.85 000062001 North Bay ON 0.84 060570005 Grass Valley CA 0.82 011011002 MONTG AL 0.80 000061402 Brantford ON 0.79 061070009 Sequoia/Kings Canyon - Ash Mountain CA 0.79 060210002 Willows - E. Laurel Street CA 0.79 000063701 Grand Bend ON 0.77 060890007 Anderson CA 0.77 051430005 SPRNGDLE AR 0.73 000065201 Parry Sound ON 0.70 060074001 Gridley CA 0.70 000090120 Edmonton South AB 0.67 000054501 L'Assomption QC 0.66 000060204 Windsor Downtown ON 0.64 060374002 North Long Beach CA 0.63 061112002 Simi Valley - Cochran Street CA 0.63 010731009 PROVIDENCE AL 0.62 060659001 Lake Elsinore - W. Flint Street CA 0.62 000090121 Edmonton East AB 0.61 060679991 Rancho Seco CA 0.60 051390006 El Dorado AR 0.59 000061004 Sarnia ON 0.58 010731005 MCADORY AL 0.56 050350005 MARION AR 0.55 000061201 Cornwall ON 0.54 061010003 Yuba City CA 0.53 060792004 Mesa 2 /Nipomo CA 0.50 060731002 Escondido CA #coincidences 10-30 and Corr > 0.5 0.85 000060709 Sault Ste Marie ON 0.85 000060609 Sudbury ON 0.78 061110009 Piru - Pacific CA 0.69 000062501 Tiverton ON 0.55 000065401 Belleville ON 0.51 000063301 Dorset ON Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 14.20 000010401 Mount Pearl NF 11.70 000020401 SOUTHAMPTON PE 7.70 000030310 SYDNEY NS 4.40 061110007 Thousand Oaks - Moorpark Road CA 3.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 3.80 060650012 Banning - South Hathaway Street CA 3.60 040134010 Dysart AZ 3.50 040138005 Estrella AZ 2.80 000061302 St. Catharines ON 2.60 000061402 Brantford ON 1.90 000060424 Toronto Downtown ON 1.60 000020301 WELLINGTON PE 1.40 060370016 Glendora - Laurel CA 1.10 040191034 Coachline AZ 0.90 040191030 Green Valley AZ 0.90 000061502 Kitchener ON 0.80 000052301 Saint-Faustin QC 0.60 060690002 Unknown CA 0.50 060731006 Alpine CA 0.50 060670011 Elk Grove CA #coincidences 10-30 and Corr > 0.5 4.90 000040209 CASTLE ST. SAINT JO NB 3.80 000060903 London ON 3.30 060870003 Unknown CA 2.40 000060609 Sudbury ON 0.50 000062501 Tiverton ON Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 11.60 000010401 Mount Pearl NF 6.70 000030310 SYDNEY NS 5.50 000020401 SOUTHAMPTON PE 3.60 061110007 Thousand Oaks - Moorpark Road CA 3.50 040191034 Coachline AZ 3.10 000061302 St. Catharines ON 3.10 000060424 Toronto Downtown ON 2.90 040138005 Estrella AZ 2.40 000061502 Kitchener ON 2.30 060690002 Unknown CA 2.30 060650012 Banning - South Hathaway Street CA 2.30 040134010 Dysart AZ 2.30 000040302 MONCTON NB 2.20 040130019 West Phoenix AZ 2.20 000065301 Port Stanley ON 2.00 000061402 Brantford ON 1.90 000065001 Barrie ON 1.80 000060512 Hamilton Downtown ON 1.70 040139998 Vehicle Emissions Laboratory AZ 1.70 010731009 PROVIDENCE AL 1.20 000061201 Cornwall ON 1.20 000060204 Windsor Downtown ON 1.10 040191030 Green Valley AZ 1.10 000020301 WELLINGTON PE 1.00 000062001 North Bay ON 0.90 060370016 Glendora - Laurel CA 0.90 000065801 Chatham ON 0.80 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 0.80 000052301 Saint-Faustin QC 0.70 000065701 Morrisburg ON 0.60 000040203 FOREST HILLS NB 0.50 040139812 Durango AZ 0.50 040134003 South Phoenix AZ #coincidences 10-30 and Corr > 0.5 4.20 060870003 Unknown CA 3.60 000040209 CASTLE ST. SAINT JO NB 3.00 000060903 London ON 2.70 061111004 Ojai - Ojai Ave. CA 2.30 000030701 AYLESFORD MOUNTAIN NS 2.00 000040103 FREDERICTON NB 1.80 000062501 Tiverton ON 0.90 060530002 Unknown CA 0.80 061110009 Piru - Pacific CA 0.60 000065401 Belleville ON Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 206.90 060832004 Lompoc H Street CA 159.20 061130004 Davis CA 142.80 060670010 Sacramento - T Street CA 139.90 060190008 Fresno - 1st Street CA 123.30 060070002 Chico - Manzanita CA 108.30 060990005 Modesto - 14th Street CA 90.80 060830011 Santa Barbara CA 90.00 060771002 Stockton - Hazelton Street CA 87.30 061010003 Yuba City CA 85.70 060250005 Calexico - Ethel Street CA 79.50 060610006 Roseville - N.Sunrise/Douglas CA 75.70 060310004 Corcoran CA 75.40 061072002 Visalia - N. Church Street CA 68.10 060290014 Bakersfield - 5558 California Ave CA 55.40 060670006 Sacramento - Del Paso Manor CA 45.20 060670012 Folsom CA 37.10 060431001 Yosemite Village - Visitor Center CA 32.30 060792004 Mesa 2 /Nipomo CA 31.20 060074001 Gridley CA 30.00 060371002 Burbank - W. Palm Ave CA 29.40 060371103 Los Angeles - N. Main Street CA 28.10 060639901 Quincy BAM CA 25.90 060711004 Upland CA 25.30 060679991 Rancho Seco CA 23.50 060371201 Reseda CA 22.70 060590007 Anaheim CA 21.90 060890007 Anderson CA 21.90 060731002 Escondido CA 21.90 060658001 Riverside - Rubidoux CA 21.80 060731010 San Diego - Beardsley Street CA 21.30 060374002 North Long Beach CA 21.10 040134003 South Phoenix AZ 21.00 060675003 Sloughhouse CA 20.60 060210002 Willows - E. Laurel Street CA 20.50 061112002 Simi Valley - Cochran Street CA 20.50 060571001 Truckee BAM CA 20.50 060410003 Point Reyes CA 18.40 040139812 Durango AZ 18.30 000040801 CANTERBURY NB 18.00 060731008 Camp Pendleton CA 17.90 060010007 Livermore - Rincon CA 17.70 060953002 Vacaville CA 17.50 069999921 EBAM12 - Sac T CA 17.40 061131003 Woodland CA 17.00 060650012 Banning - South Hathaway Street CA 16.80 010970003 CHICK. AL 16.50 000090302 Red Deer AB 16.20 060410001 San Rafael CA 16.10 060376012 Santa Clarita CA 16.10 000090120 Edmonton South AB 15.70 040191113 Geronimo AZ 15.70 000050801 Ursulines QC 15.60 060970003 Santa Rosa - 5th Street CA 15.30 080310013 Denver - NJH - 14th Ave. & Albion St. CO 15.30 060710005 Lake Gregory - Crestline CA 15.30 011011002 MONTG AL 15.10 060950004 Vallejo - 304 Tuolumne Street CA 15.10 000090121 Edmonton East AB 15.00 061070009 Sequoia/Kings Canyon - Ash Mountain CA 15.00 060811001 Redwood City CA 14.80 060850002 Gilory - 9th Street CA 14.80 010730023 NO. BHAM AL 14.70 060271023 Bishop Paiute Tribe-CA CA 14.70 010731010 LEEDS AL 14.60 060550003 Napa - Jefferson St CA 14.60 060012004 Berkeley CA 14.50 080310025 Denver Animal Shelter - 678 S. Jason St. CO 14.10 000090502 Lethbridge AB 13.90 040130019 West Phoenix AZ 13.90 010331002 MSHOALS AL 13.80 010732003 WYLAM AL 13.70 000054501 L'Assomption QC 13.50 051191008 ADEQ-DSR AR 13.50 000054703 Bécancour (Aréna) QC 13.40 000094301 Cold Lake South AB 13.20 060798001 Atascadero CA 13.20 060090001 San Andreas CA 13.20 060072001 Paradise - Birch Street CA 13.20 010735003 CORNER AL 13.10 010732006 HOOVER AL 12.90 061113001 El Rio - Rio Mesa School #2 CA 12.90 000061004 Sarnia ON 12.50 010731005 MCADORY AL 12.40 060659001 Lake Elsinore - W. Flint Street CA 12.40 060010011 Oakland West CA 12.20 051390006 El Dorado AR 12.10 000060512 Hamilton Downtown ON 11.80 080410017 Colorado College CO 11.50 060370016 Glendora - Laurel CA 11.50 000090601 Fort Saskatchewan AB 11.30 010735002 PINSON AL 11.30 000065001 Barrie ON 11.20 040139998 Vehicle Emissions Laboratory AZ 11.10 050350005 MARION AR 11.10 000054401 Saint-Anicet QC 10.90 000090218 Calgary East AB 10.80 060959999 Rio Vista CA 10.80 051190007 PARR AR 10.60 000090130 Edmonton Central AB 10.50 060731006 Alpine CA 10.40 040191032 Rose Elementary AZ 10.20 060850005 San Jose - Jackson St. CA 10.20 060750005 San Francisco - Arkansas Street CA 10.00 080010006 Commerce City - 7101 Birch St. CO 10.00 060870007 Unknown CA 9.90 010731009 PROVIDENCE AL 9.80 051430005 SPRNGDLE AR 9.80 000060424 Toronto Downtown ON 9.70 000040901 ST ANDREWS NB 9.60 000060204 Windsor Downtown ON 9.30 000061502 Kitchener ON 9.20 000030310 SYDNEY NS 9.00 000061201 Cornwall ON 8.90 000065301 Port Stanley ON 8.70 060690002 Unknown CA 8.60 000065801 Chatham ON 8.20 000063701 Grand Bend ON 8.10 000040302 MONCTON NB 8.10 000020104 CHARLOTTETOWN PE 8.00 060670011 Elk Grove CA 8.00 000041302 BATHURST NB 7.60 060570005 Grass Valley CA 7.60 040191034 Coachline AZ 7.50 000060104 Ottawa ON 7.40 040138005 Estrella AZ 7.40 000065701 Morrisburg ON 7.40 000062001 North Bay ON 7.30 040134010 Dysart AZ 7.20 000065201 Parry Sound ON 7.10 000061302 St. Catharines ON 7.00 000040207 SAINT JOHN WEST NB 6.90 000061402 Brantford ON 6.90 000052301 Saint-Faustin QC 6.80 061110007 Thousand Oaks - Moorpark Road CA 6.50 000040203 FOREST HILLS NB 5.30 000020301 WELLINGTON PE 5.20 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 5.20 040191030 Green Valley AZ 5.10 080310002 Denver - CAMP - 2105 Broadway CO 5.10 000010401 Mount Pearl NF 3.80 000020401 SOUTHAMPTON PE #coincidences 10-30 and Corr > 0.5 152.60 060530002 Unknown CA 51.00 060831008 Santa Maria - Broadway CA 44.20 000091901 Caroline AB 17.90 060651003 Riverside - Magnolia CA 14.00 061110009 Piru - Pacific CA 12.10 080131001 Boulder - CU - 2102 Athens St. CO 9.90 000051501 Zéphirin QC 9.80 000060303 Kingston ON 9.50 000090222 Calgary Northwest AB 9.30 061111004 Ojai - Ojai Ave. CA 9.10 080770017 Grand Junction - Powell Building CO 8.90 000061104 Peterborough ON 8.10 000065401 Belleville ON 7.10 000062501 Tiverton ON 6.90 060870003 Unknown CA 6.80 000063301 Dorset ON 6.30 000040103 FREDERICTON NB 6.10 080130003 Longmont CO 5.90 000030701 AYLESFORD MOUNTAIN NS 5.70 000060709 Sault Ste Marie ON 5.40 000091101 Elk Island AB 5.10 000060609 Sudbury ON 5.00 000040209 CASTLE ST. SAINT JO NB 4.80 000060903 London ON Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 16.30 000010401 Mount Pearl NF 14.00 060650012 Banning - South Hathaway Street CA 9.70 040191034 Coachline AZ 9.60 060731006 Alpine CA 9.60 060250005 Calexico - Ethel Street CA 8.40 010970003 CHICK. AL 8.30 040139998 Vehicle Emissions Laboratory AZ 8.30 040139812 Durango AZ 8.30 040138005 Estrella AZ 8.30 040134010 Dysart AZ 8.30 040134003 South Phoenix AZ 8.30 040130019 West Phoenix AZ 6.50 000030310 SYDNEY NS 6.20 060870003 Unknown CA 6.20 069999921 EBAM12 - Sac T CA 6.20 061131003 Woodland CA 6.20 061130004 Davis CA 6.20 060970003 Santa Rosa - 5th Street CA 6.20 060959999 Rio Vista CA 6.20 060953002 Vacaville CA 6.20 060950004 Vallejo - 304 Tuolumne Street CA 6.20 060850005 San Jose - Jackson St. CA 6.20 060811001 Redwood City CA 6.20 060771002 Stockton - Hazelton Street CA 6.20 060750005 San Francisco - Arkansas Street CA 6.20 060679991 Rancho Seco CA 6.20 060675003 Sloughhouse CA 6.20 060670012 Folsom CA 6.20 060670011 Elk Grove CA 6.20 060670010 Sacramento - T Street CA 6.20 060670006 Sacramento - Del Paso Manor CA 6.20 060610006 Roseville - N.Sunrise/Douglas CA 6.20 060550003 Napa - Jefferson St CA 6.20 060410003 Point Reyes CA 6.20 060410001 San Rafael CA 6.20 060012004 Berkeley CA 6.20 060010011 Oakland West CA 6.20 060010007 Livermore - Rincon CA 6.00 040191113 Geronimo AZ 6.00 040191032 Rose Elementary AZ 6.00 040191030 Green Valley AZ 6.00 000054703 Bécancour (Aréna) QC 6.00 000051501 Zéphirin QC 6.00 000050801 Ursulines QC 5.90 000061201 Cornwall ON 5.90 000054501 L'Assomption QC 5.90 000054401 Saint-Anicet QC 5.90 000052301 Saint-Faustin QC 5.60 011011002 MONTG AL 5.20 000065801 Chatham ON 5.20 000065301 Port Stanley ON 5.20 000061004 Sarnia ON 5.20 000060903 London ON 5.10 000040901 ST ANDREWS NB 5.10 000040801 CANTERBURY NB 4.90 010735003 CORNER AL 4.90 010735002 PINSON AL 4.90 010732006 HOOVER AL 4.90 010732003 WYLAM AL 4.90 010731010 LEEDS AL 4.90 010730023 NO. BHAM AL 4.90 000065701 Morrisburg ON 4.90 000065001 Barrie ON 4.90 000061502 Kitchener ON 4.90 000061402 Brantford ON 4.90 000061302 St. Catharines ON 4.90 000060512 Hamilton Downtown ON 4.90 000060424 Toronto Downtown ON 4.90 000060303 Kingston ON 4.70 010731009 PROVIDENCE AL 4.70 010731005 MCADORY AL 4.70 010331002 MSHOALS AL 4.70 000060204 Windsor Downtown ON 4.60 051430005 SPRNGDLE AR 4.40 051390006 El Dorado AR 4.40 051191008 ADEQ-DSR AR 4.40 051190007 PARR AR 4.40 000060104 Ottawa ON 4.40 000020401 SOUTHAMPTON PE 4.30 000040209 CASTLE ST. SAINT JO NB 4.30 000040207 SAINT JOHN WEST NB 4.30 000040203 FOREST HILLS NB 4.30 000040103 FREDERICTON NB 4.20 000065401 Belleville ON 4.20 000061104 Peterborough ON 4.10 060530002 Unknown CA 4.10 060870007 Unknown CA 4.10 060850002 Gilory - 9th Street CA 4.10 060731010 San Diego - Beardsley Street CA 4.10 060690002 Unknown CA 3.90 061112002 Simi Valley - Cochran Street CA 3.90 061110009 Piru - Pacific CA 3.90 061110007 Thousand Oaks - Moorpark Road CA 3.90 060731008 Camp Pendleton CA 3.90 060731002 Escondido CA 3.90 060711004 Upland CA 3.90 060710005 Lake Gregory - Crestline CA 3.90 060659001 Lake Elsinore - W. Flint Street CA 3.90 060658001 Riverside - Rubidoux CA 3.90 060651003 Riverside - Magnolia CA 3.90 060590007 Anaheim CA 3.90 060376012 Santa Clarita CA 3.90 060374002 North Long Beach CA 3.90 060371201 Reseda CA 3.90 060371103 Los Angeles - N. Main Street CA 3.90 060371002 Burbank - W. Palm Ave CA 3.90 060370016 Glendora - Laurel CA 3.90 000041302 BATHURST NB 3.50 050350005 MARION AR 3.30 000063701 Grand Bend ON 3.30 000062501 Tiverton ON 2.90 000063301 Dorset ON 2.60 000090601 Fort Saskatchewan AB 2.60 000090130 Edmonton Central AB 2.60 000090121 Edmonton East AB 2.60 000090120 Edmonton South AB 2.50 061113001 El Rio - Rio Mesa School #2 CA 2.50 061111004 Ojai - Ojai Ave. CA 2.50 060832004 Lompoc H Street CA 2.50 060831008 Santa Maria - Broadway CA 2.50 060830011 Santa Barbara CA 2.50 000065201 Parry Sound ON 2.50 000062001 North Bay ON 2.50 000060609 Sudbury ON 2.40 080310025 Denver Animal Shelter - 678 S. Jason St. CO 2.40 080310013 Denver - NJH - 14th Ave. & Albion St. CO 2.40 080310002 Denver - CAMP - 2105 Broadway CO 2.40 080010006 Commerce City - 7101 Birch St. CO 2.40 000040302 MONCTON NB 2.40 000030701 AYLESFORD MOUNTAIN NS 2.40 000020301 WELLINGTON PE 2.40 000020104 CHARLOTTETOWN PE 2.30 000060709 Sault Ste Marie ON 2.20 080770017 Grand Junction - Powell Building CO 2.10 080350004 Chatfield Park - 11500 N. Roxborough Par CO 2.10 080131001 Boulder - CU - 2102 Athens St. CO 2.10 080130003 Longmont CO 1.80 000091901 Caroline AB 1.80 000090302 Red Deer AB 1.80 000090222 Calgary Northwest AB 1.80 000090218 Calgary East AB 1.70 080410017 Colorado College CO 1.70 000090502 Lethbridge AB 1.30 000094301 Cold Lake South AB 1.20 061072002 Visalia - N. Church Street CA 1.20 060798001 Atascadero CA 1.20 060792004 Mesa 2 /Nipomo CA 1.20 060310004 Corcoran CA 1.20 060290014 Bakersfield - 5558 California Ave CA 1.20 060190008 Fresno - 1st Street CA 1.20 000091101 Elk Island AB 0.60 061010003 Yuba City CA 0.60 060890007 Anderson CA 0.60 060570005 Grass Valley CA 0.60 060210002 Willows - E. Laurel Street CA 0.60 060074001 Gridley CA 0.60 060072001 Paradise - Birch Street CA 0.60 060070002 Chico - Manzanita CA 0.50 061070009 Sequoia/Kings Canyon - Ash Mountain CA 0.50 060990005 Modesto - 14th Street CA 0.50 060431001 Yosemite Village - Visitor Center CA 0.50 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 0.50 060090001 San Andreas CA AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)