Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.77 000063701 Grand Bend ON 0.76 000062501 Tiverton ON 0.76 000061201 Cornwall ON 0.72 000061302 St. Catharines ON 0.72 000060104 Ottawa ON 0.71 000061502 Kitchener ON 0.70 000061402 Brantford ON 0.68 000054401 Saint-Anicet QC 0.67 000054501 L'Assomption QC 0.65 000060512 Hamilton Downtown ON 0.63 011011002 MONTG AL 0.63 000063301 Dorset ON 0.58 010735003 CORNER AL 0.58 000065201 Parry Sound ON 0.55 010732006 HOOVER AL 0.55 000060609 Sudbury ON 0.55 000052301 Saint-Faustin QC 0.52 010730023 NO. BHAM AL 0.52 000090502 Lethbridge AB 0.50 010731010 LEEDS AL 0.50 000040203 FOREST HILLS NB #coincidences 10-30 and Corr > 0.5 0.54 060870007 Unknown CA 0.54 000051501 Zéphirin QC Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.96 000060512 Hamilton Downtown ON 0.94 000061402 Brantford ON 0.92 000061201 Cornwall ON 0.91 000054401 Saint-Anicet QC 0.89 000063701 Grand Bend ON 0.88 000062501 Tiverton ON 0.85 000060204 Windsor Downtown ON 0.85 000060104 Ottawa ON 0.84 000054501 L'Assomption QC 0.82 011011002 MONTG AL 0.80 000052301 Saint-Faustin QC 0.77 010735002 PINSON AL 0.76 051190007 PARR AR 0.76 010331002 MSHOALS AL 0.75 061110009 Piru - Pacific CA 0.75 010731009 PROVIDENCE AL 0.73 080770017 Grand Junction - Powell Building CO 0.73 000061004 Sarnia ON 0.70 010735003 CORNER AL 0.69 000065801 Chatham ON 0.68 010732006 HOOVER AL 0.68 000065201 Parry Sound ON 0.67 000090502 Lethbridge AB 0.67 000040203 FOREST HILLS NB 0.62 061112002 Simi Valley - Cochran Street CA 0.62 010731005 MCADORY AL 0.60 060571001 Truckee BAM CA 0.60 010731010 LEEDS AL 0.59 050350005 MARION AR 0.56 061070009 Sequoia/Kings Canyon - Ash Mountain CA 0.56 000065001 Barrie ON 0.55 060371103 Los Angeles - N. Main Street CA 0.55 000050801 Ursulines QC 0.54 000060303 Kingston ON 0.52 060370016 Glendora - Laurel CA 0.52 051430005 SPRNGDLE AR 0.52 000054703 Bécancour (Aréna) QC 0.51 010732003 WYLAM AL 0.50 051390006 El Dorado AR 0.50 051191008 ADEQ-DSR AR 0.50 010730023 NO. BHAM AL #coincidences 10-30 and Corr > 0.5 0.97 000061302 St. Catharines ON 0.94 000061502 Kitchener ON 0.90 060798001 Atascadero CA 0.89 000063301 Dorset ON 0.79 000060903 London ON 0.75 000062001 North Bay ON 0.74 000060609 Sudbury ON 0.68 060651003 Riverside - Magnolia CA 0.66 060675003 Sloughhouse CA 0.64 000065301 Port Stanley ON Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 10.40 000020401 SOUTHAMPTON PE 8.20 061110007 Thousand Oaks - Moorpark Road CA 7.00 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 6.00 061111004 Ojai - Ojai Ave. CA 5.90 060731002 Escondido CA 5.80 060374002 North Long Beach CA 5.60 060670006 Sacramento - Del Paso Manor CA 5.30 061110009 Piru - Pacific CA 4.70 060731008 Camp Pendleton CA 4.70 040138005 Estrella AZ 4.50 061112002 Simi Valley - Cochran Street CA 4.50 060832004 Lompoc H Street CA 4.50 040191034 Coachline AZ 4.30 060550003 Napa - Jefferson St CA 4.20 040134010 Dysart AZ 4.00 061113001 El Rio - Rio Mesa School #2 CA 4.00 060959999 Rio Vista CA 3.90 040139998 Vehicle Emissions Laboratory AZ 3.80 060010011 Oakland West CA 3.70 060670012 Folsom CA 3.40 040130019 West Phoenix AZ 3.10 060590007 Anaheim CA 2.90 060012004 Berkeley CA 2.70 060953002 Vacaville CA 2.70 040134003 South Phoenix AZ 2.40 060659001 Lake Elsinore - W. Flint Street CA 2.30 040191030 Green Valley AZ 2.20 060271023 Bishop Paiute Tribe-CA CA 1.90 060670011 Elk Grove CA 1.90 000061104 Peterborough ON 1.70 060710005 Lake Gregory - Crestline CA 1.60 000065401 Belleville ON 1.50 040139812 Durango AZ 1.40 060250005 Calexico - Ethel Street CA 1.40 000040901 ST ANDREWS NB 1.30 000060424 Toronto Downtown ON 0.90 060731006 Alpine CA 0.70 060850005 San Jose - Jackson St. CA 0.70 060731010 San Diego - Beardsley Street CA 0.50 000065001 Barrie ON 0.50 000061402 Brantford ON 0.50 000040302 MONCTON NB #coincidences 10-30 and Corr > 0.5 7.70 060675003 Sloughhouse CA 7.70 000030310 SYDNEY NS 3.80 000040209 CASTLE ST. SAINT JO NB 2.20 060651003 Riverside - Magnolia CA 0.80 000060903 London ON 0.60 000051501 Zéphirin QC Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 7.30 061110007 Thousand Oaks - Moorpark Road CA 7.10 060374002 North Long Beach CA 6.70 060670006 Sacramento - Del Paso Manor CA 6.30 060731002 Escondido CA 6.00 000020401 SOUTHAMPTON PE 5.90 061111004 Ojai - Ojai Ave. CA 5.90 060659001 Lake Elsinore - W. Flint Street CA 5.70 061113001 El Rio - Rio Mesa School #2 CA 5.70 061110009 Piru - Pacific CA 5.60 060710005 Lake Gregory - Crestline CA 5.50 060731008 Camp Pendleton CA 5.00 061131003 Woodland CA 5.00 060670012 Folsom CA 5.00 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 4.90 060832004 Lompoc H Street CA 4.90 060410003 Point Reyes CA 4.70 060850005 San Jose - Jackson St. CA 4.50 061112002 Simi Valley - Cochran Street CA 4.50 060590007 Anaheim CA 4.40 060830011 Santa Barbara CA 4.10 060550003 Napa - Jefferson St CA 4.10 060010011 Oakland West CA 4.00 060012004 Berkeley CA 3.60 060959999 Rio Vista CA 3.40 060371103 Los Angeles - N. Main Street CA 3.10 060731010 San Diego - Beardsley Street CA 3.10 040191034 Coachline AZ 2.80 060792004 Mesa 2 /Nipomo CA 2.70 060953002 Vacaville CA 2.60 060670011 Elk Grove CA 2.60 040138005 Estrella AZ 2.40 060376012 Santa Clarita CA 2.20 060250005 Calexico - Ethel Street CA 2.20 040134003 South Phoenix AZ 2.00 060370016 Glendora - Laurel CA 2.00 040130019 West Phoenix AZ 1.90 060670010 Sacramento - T Street CA 1.80 040191030 Green Valley AZ 1.80 040139998 Vehicle Emissions Laboratory AZ 1.50 040191032 Rose Elementary AZ 1.50 000065401 Belleville ON 1.40 040139812 Durango AZ 1.30 040134010 Dysart AZ 1.20 000040302 MONCTON NB 0.90 060271023 Bishop Paiute Tribe-CA CA 0.80 051390006 El Dorado AR 0.60 000065001 Barrie ON 0.60 000061201 Cornwall ON 0.60 000060424 Toronto Downtown ON 0.60 000040901 ST ANDREWS NB 0.60 000040207 SAINT JOHN WEST NB 0.50 050350005 MARION AR #coincidences 10-30 and Corr > 0.5 12.00 060675003 Sloughhouse CA 6.60 060651003 Riverside - Magnolia CA 4.90 000030310 SYDNEY NS 2.90 060798001 Atascadero CA 2.20 000060903 London ON 2.20 000040209 CASTLE ST. SAINT JO NB 1.50 000051501 Zéphirin QC 1.00 000061302 St. Catharines ON 0.50 000091101 Elk Island AB Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 252.50 061130004 Davis CA 182.20 060190008 Fresno - 1st Street CA 180.10 060074001 Gridley CA 113.80 060431001 Yosemite Village - Visitor Center CA 64.20 060610006 Roseville - N.Sunrise/Douglas CA 56.00 060890007 Anderson CA 50.10 060792004 Mesa 2 /Nipomo CA 41.80 060990005 Modesto - 14th Street CA 39.80 060310004 Corcoran CA 39.70 060290014 Bakersfield - 5558 California Ave CA 37.50 061070009 Sequoia/Kings Canyon - Ash Mountain CA 36.70 061072002 Visalia - N. Church Street CA 35.80 060670010 Sacramento - T Street CA 33.00 060410003 Point Reyes CA 30.60 060830011 Santa Barbara CA 29.70 010331002 MSHOALS AL 29.40 061131003 Woodland CA 28.50 060650012 Banning - South Hathaway Street CA 22.80 060639901 Quincy BAM CA 21.40 060711004 Upland CA 21.10 010730023 NO. BHAM AL 21.10 000090302 Red Deer AB 20.90 010732003 WYLAM AL 20.50 060658001 Riverside - Rubidoux CA 20.50 010970003 CHICK. AL 19.30 060371201 Reseda CA 19.10 080310025 Denver Animal Shelter - 678 S. Jason St. CO 18.00 010731010 LEEDS AL 17.70 060371002 Burbank - W. Palm Ave CA 17.20 060376012 Santa Clarita CA 17.10 060371103 Los Angeles - N. Main Street CA 17.10 000090502 Lethbridge AB 16.10 060210002 Willows - E. Laurel Street CA 15.90 000090121 Edmonton East AB 15.60 060730003 El Cajon - Redwood Ave CA 15.60 060370016 Glendora - Laurel CA 15.60 051190007 PARR AR 15.40 000090218 Calgary East AB 15.30 051191008 ADEQ-DSR AR 15.30 000090120 Edmonton South AB 14.90 061010003 Yuba City CA 14.90 060710005 Lake Gregory - Crestline CA 14.30 060850005 San Jose - Jackson St. CA 14.20 060670011 Elk Grove CA 14.20 060070002 Chico - Manzanita CA 14.20 011011002 MONTG AL 14.20 000090222 Calgary Northwest AB 14.00 010731009 PROVIDENCE AL 13.80 050350005 MARION AR 13.70 060953002 Vacaville CA 13.70 010731005 MCADORY AL 13.60 051390006 El Dorado AR 13.60 010735002 PINSON AL 13.30 060731006 Alpine CA 13.30 060590007 Anaheim CA 13.00 060731010 San Diego - Beardsley Street CA 13.00 060659001 Lake Elsinore - W. Flint Street CA 13.00 051430005 SPRNGDLE AR 12.90 060250005 Calexico - Ethel Street CA 12.90 000100059 Grand Forks City Hall BC 12.70 060670012 Folsom CA 12.70 060010011 Oakland West CA 12.70 010732006 HOOVER AL 12.40 060959999 Rio Vista CA 12.20 060012004 Berkeley CA 12.10 060550003 Napa - Jefferson St CA 12.00 060571001 Truckee BAM CA 12.00 000090130 Edmonton Central AB 11.90 061112002 Simi Valley - Cochran Street CA 11.90 010735003 CORNER AL 11.60 060670006 Sacramento - Del Paso Manor CA 11.40 060731008 Camp Pendleton CA 11.20 000061004 Sarnia ON 11.20 000054501 L'Assomption QC 10.90 061113001 El Rio - Rio Mesa School #2 CA 10.90 000100010 Creston PC School BC 10.80 080310013 Denver - NJH - 14th Ave. & Albion St. CO 10.80 060374002 North Long Beach CA 10.70 060731002 Escondido CA 10.50 000060512 Hamilton Downtown ON 10.30 061110009 Piru - Pacific CA 9.80 000054401 Saint-Anicet QC 9.70 060570005 Grass Valley CA 9.50 000040207 SAINT JOHN WEST NB 9.40 040139812 Durango AZ 9.30 000060204 Windsor Downtown ON 9.20 040191113 Geronimo AZ 8.70 000050801 Ursulines QC 8.60 000061402 Brantford ON 8.30 061110007 Thousand Oaks - Moorpark Road CA 8.30 060832004 Lompoc H Street CA 8.30 000054703 Bécancour (Aréna) QC 8.20 080410017 Colorado College CO 8.10 040134003 South Phoenix AZ 8.10 000040203 FOREST HILLS NB 7.90 000065001 Barrie ON 7.80 000094301 Cold Lake South AB 7.70 080010006 Commerce City - 7101 Birch St. CO 7.70 000060104 Ottawa ON 7.60 000063701 Grand Bend ON 7.60 000062501 Tiverton ON 7.50 040130019 West Phoenix AZ 7.10 000060424 Toronto Downtown ON 7.10 000052301 Saint-Faustin QC 7.10 000041302 BATHURST NB 7.10 000020104 CHARLOTTETOWN PE 7.00 060271023 Bishop Paiute Tribe-CA CA 7.00 040139998 Vehicle Emissions Laboratory AZ 7.00 000065801 Chatham ON 6.80 080131001 Boulder - CU - 2102 Athens St. CO 6.80 061111004 Ojai - Ojai Ave. CA 6.80 000061201 Cornwall ON 6.80 000040103 FREDERICTON NB 6.70 040134010 Dysart AZ 6.60 040138005 Estrella AZ 6.40 080310002 Denver - CAMP - 2105 Broadway CO 6.30 040191032 Rose Elementary AZ 6.30 000060303 Kingston ON 6.20 000040302 MONCTON NB 6.10 080770017 Grand Junction - Powell Building CO 6.10 040191034 Coachline AZ 5.70 000020301 WELLINGTON PE 5.10 000065401 Belleville ON 5.10 000060709 Sault Ste Marie ON 5.00 040191030 Green Valley AZ 4.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 4.90 000065201 Parry Sound ON 4.90 000061104 Peterborough ON 4.30 000040901 ST ANDREWS NB 3.40 000020401 SOUTHAMPTON PE #coincidences 10-30 and Corr > 0.5 421.60 060798001 Atascadero CA 17.80 060651003 Riverside - Magnolia CA 15.80 060675003 Sloughhouse CA 13.50 000090227 Calgary Central AB 10.00 000061502 Kitchener ON 9.90 000061302 St. Catharines ON 9.50 080350004 Chatfield Park - 11500 N. Roxborough Par CO 9.40 000065301 Port Stanley ON 9.10 000090601 Fort Saskatchewan AB 8.90 000065701 Morrisburg ON 7.70 000091901 Caroline AB 6.90 080130003 Longmont CO 6.90 000030310 SYDNEY NS 6.50 000063301 Dorset ON 6.10 000030701 AYLESFORD MOUNTAIN NS 5.90 000060903 London ON 5.20 000040209 CASTLE ST. SAINT JO NB 4.40 000091101 Elk Island AB 4.00 000060609 Sudbury ON 3.90 000062001 North Bay ON 3.70 000051501 Zéphirin QC Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 25.60 000010401 Mount Pearl NF 20.60 060731010 San Diego - Beardsley Street CA 19.60 051390006 El Dorado AR 19.60 051191008 ADEQ-DSR AR 19.60 051190007 PARR AR 18.60 061070009 Sequoia/Kings Canyon - Ash Mountain CA 18.60 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 18.00 060650012 Banning - South Hathaway Street CA 17.00 060731006 Alpine CA 17.00 060730003 El Cajon - Redwood Ave CA 17.00 060250005 Calexico - Ethel Street CA 15.20 061112002 Simi Valley - Cochran Street CA 15.20 061110009 Piru - Pacific CA 15.20 061110007 Thousand Oaks - Moorpark Road CA 15.20 060731008 Camp Pendleton CA 15.20 060731002 Escondido CA 15.20 060711004 Upland CA 15.20 060710005 Lake Gregory - Crestline CA 15.20 060659001 Lake Elsinore - W. Flint Street CA 15.20 060658001 Riverside - Rubidoux CA 15.20 060651003 Riverside - Magnolia CA 15.20 060590007 Anaheim CA 15.20 060376012 Santa Clarita CA 15.20 060374002 North Long Beach CA 15.20 060371201 Reseda CA 15.20 060371103 Los Angeles - N. Main Street CA 15.20 060371002 Burbank - W. Palm Ave CA 15.20 060370016 Glendora - Laurel CA 13.50 051430005 SPRNGDLE AR 12.90 050350005 MARION AR 11.60 010970003 CHICK. AL 11.40 061113001 El Rio - Rio Mesa School #2 CA 11.40 061111004 Ojai - Ojai Ave. CA 11.40 060832004 Lompoc H Street CA 11.40 060830011 Santa Barbara CA 11.00 061072002 Visalia - N. Church Street CA 11.00 060798001 Atascadero CA 11.00 060792004 Mesa 2 /Nipomo CA 11.00 060310004 Corcoran CA 11.00 060290014 Bakersfield - 5558 California Ave CA 11.00 060190008 Fresno - 1st Street CA 10.80 010735003 CORNER AL 10.80 010735002 PINSON AL 10.80 010732006 HOOVER AL 10.80 010732003 WYLAM AL 10.80 010731010 LEEDS AL 10.80 010730023 NO. BHAM AL 10.40 000040302 MONCTON NB 10.40 000030701 AYLESFORD MOUNTAIN NS 10.40 000020301 WELLINGTON PE 10.40 000020104 CHARLOTTETOWN PE 10.30 011011002 MONTG AL 10.30 010731009 PROVIDENCE AL 10.30 010731005 MCADORY AL 10.30 010331002 MSHOALS AL 10.20 000041302 BATHURST NB 8.60 040139998 Vehicle Emissions Laboratory AZ 8.60 040139812 Durango AZ 8.60 040138005 Estrella AZ 8.60 040134010 Dysart AZ 8.60 040134003 South Phoenix AZ 8.60 040130019 West Phoenix AZ 8.40 000040209 CASTLE ST. SAINT JO NB 8.40 000040207 SAINT JOHN WEST NB 8.40 000040203 FOREST HILLS NB 8.40 000040103 FREDERICTON NB 8.40 000030310 SYDNEY NS 8.20 061131003 Woodland CA 8.20 061130004 Davis CA 8.20 060959999 Rio Vista CA 8.20 060953002 Vacaville CA 8.20 060870007 Unknown CA 8.20 060850005 San Jose - Jackson St. CA 8.20 060675003 Sloughhouse CA 8.20 060670012 Folsom CA 8.20 060670011 Elk Grove CA 8.20 060670010 Sacramento - T Street CA 8.20 060670006 Sacramento - Del Paso Manor CA 8.20 060610006 Roseville - N.Sunrise/Douglas CA 8.20 060550003 Napa - Jefferson St CA 8.20 060410003 Point Reyes CA 8.20 060012004 Berkeley CA 8.20 060010011 Oakland West CA 7.70 000020401 SOUTHAMPTON PE 6.80 040191034 Coachline AZ 6.80 000040901 ST ANDREWS NB 5.20 080410017 Colorado College CO 5.00 060990005 Modesto - 14th Street CA 5.00 060431001 Yosemite Village - Visitor Center CA 4.60 000054703 Bécancour (Aréna) QC 4.60 000051501 Zéphirin QC 4.60 000050801 Ursulines QC 4.40 080770017 Grand Junction - Powell Building CO 4.30 080310025 Denver Animal Shelter - 678 S. Jason St. CO 4.30 080310013 Denver - NJH - 14th Ave. & Albion St. CO 4.30 080310002 Denver - CAMP - 2105 Broadway CO 4.30 080010006 Commerce City - 7101 Birch St. CO 4.20 080350004 Chatfield Park - 11500 N. Roxborough Par CO 4.20 080131001 Boulder - CU - 2102 Athens St. CO 4.20 080130003 Longmont CO 4.20 000065001 Barrie ON 4.20 000061502 Kitchener ON 4.20 000061402 Brantford ON 4.20 000061302 St. Catharines ON 4.20 000060512 Hamilton Downtown ON 4.20 000060424 Toronto Downtown ON 4.10 061010003 Yuba City CA 4.10 060890007 Anderson CA 4.10 060570005 Grass Valley CA 4.10 060210002 Willows - E. Laurel Street CA 4.10 060074001 Gridley CA 4.10 060070002 Chico - Manzanita CA 3.80 060639901 Quincy BAM CA 3.80 060571001 Truckee BAM CA 3.80 060271023 Bishop Paiute Tribe-CA CA 3.80 040191113 Geronimo AZ 3.80 040191032 Rose Elementary AZ 3.80 040191030 Green Valley AZ 3.40 000061201 Cornwall ON 3.40 000060204 Windsor Downtown ON 3.40 000054501 L'Assomption QC 3.40 000054401 Saint-Anicet QC 3.40 000052301 Saint-Faustin QC 3.20 000090601 Fort Saskatchewan AB 3.20 000090130 Edmonton Central AB 3.20 000090121 Edmonton East AB 3.20 000090120 Edmonton South AB 2.90 000065801 Chatham ON 2.90 000065301 Port Stanley ON 2.90 000061004 Sarnia ON 2.90 000060903 London ON 2.80 000065401 Belleville ON 2.80 000061104 Peterborough ON 2.40 000094301 Cold Lake South AB 2.20 000065701 Morrisburg ON 2.20 000060303 Kingston ON 2.10 000091101 Elk Island AB 2.00 000091901 Caroline AB 2.00 000090302 Red Deer AB 2.00 000090227 Calgary Central AB 2.00 000090222 Calgary Northwest AB 2.00 000090218 Calgary East AB 1.90 000065201 Parry Sound ON 1.90 000062001 North Bay ON 1.90 000060609 Sudbury ON 1.80 000100059 Grand Forks City Hall BC 1.70 000060104 Ottawa ON 1.60 000100010 Creston PC School BC 1.60 000090502 Lethbridge AB 1.60 000063701 Grand Bend ON 1.60 000063301 Dorset ON 1.60 000062501 Tiverton ON 1.50 000060709 Sault Ste Marie ON AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)