Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.68 011011002 MONTG AL 0.67 060570005 Grass Valley CA 0.61 060210002 Willows - E. Laurel Street CA 0.61 060072001 Paradise - Birch Street CA 0.57 000060709 Sault Ste Marie ON 0.54 010731009 PROVIDENCE AL 0.53 060074001 Gridley CA 0.53 000065001 Barrie ON 0.53 000063701 Grand Bend ON 0.52 000062001 North Bay ON #coincidences 10-30 and Corr > 0.5 0.63 060970003 Santa Rosa - 5th Street CA Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.90 069999921 EBAM12 - Sac T CA 0.88 060072001 Paradise - Birch Street CA 0.87 011011002 MONTG AL 0.86 060570005 Grass Valley CA 0.81 000060424 Toronto Downtown ON 0.80 060210002 Willows - E. Laurel Street CA 0.79 000065001 Barrie ON 0.78 060074001 Gridley CA 0.78 050350005 MARION AR 0.75 060890007 Anderson CA 0.73 060659001 Lake Elsinore - W. Flint Street CA 0.70 010731009 PROVIDENCE AL 0.70 000060709 Sault Ste Marie ON 0.68 051430005 SPRNGDLE AR 0.65 000010401 Mount Pearl NF 0.62 060690002 Unknown CA 0.61 000063701 Grand Bend ON 0.60 000062001 North Bay ON 0.59 010970003 CHICK. AL 0.58 000061402 Brantford ON 0.57 010731005 MCADORY AL 0.56 061010003 Yuba City CA 0.56 000060512 Hamilton Downtown ON 0.56 000054501 L'Assomption QC 0.54 061112002 Simi Valley - Cochran Street CA 0.54 060953002 Vacaville CA 0.53 000060609 Sudbury ON 0.52 000065201 Parry Sound ON 0.51 060571001 Truckee BAM CA #coincidences 10-30 and Corr > 0.5 0.75 060679991 Rancho Seco CA 0.74 060970003 Santa Rosa - 5th Street CA 0.72 061110009 Piru - Pacific CA 0.68 060530002 Unknown CA 0.60 060010007 Livermore - Rincon CA 0.52 000094301 Cold Lake South AB Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 15.10 000020401 SOUTHAMPTON PE 12.00 000030310 SYDNEY NS 8.50 000010401 Mount Pearl NF 7.50 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 5.50 000061302 St. Catharines ON 5.40 000061402 Brantford ON 5.40 000020301 WELLINGTON PE 4.30 000060424 Toronto Downtown ON 3.90 000061502 Kitchener ON 3.30 000020104 CHARLOTTETOWN PE 2.90 060670011 Elk Grove CA 2.90 000065301 Port Stanley ON 2.70 000065801 Chatham ON 2.50 000060204 Windsor Downtown ON 2.50 000040302 MONCTON NB 2.40 000052301 Saint-Faustin QC 1.90 000062501 Tiverton ON 1.70 000060609 Sudbury ON 1.60 000065401 Belleville ON 1.60 000065001 Barrie ON 1.50 060370016 Glendora - Laurel CA 1.40 040134010 Dysart AZ 1.30 060731006 Alpine CA 1.30 000040203 FOREST HILLS NB 1.10 040138005 Estrella AZ 1.00 060850005 San Jose - Jackson St. CA 0.60 000062001 North Bay ON 0.50 040191034 Coachline AZ #coincidences 10-30 and Corr > 0.5 6.20 061110007 Thousand Oaks - Moorpark Road CA 5.10 000060903 London ON 4.90 000040209 CASTLE ST. SAINT JO NB 3.20 000030701 AYLESFORD MOUNTAIN NS Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 11.30 000030310 SYDNEY NS 9.90 000020401 SOUTHAMPTON PE 9.70 000010401 Mount Pearl NF 5.00 000065801 Chatham ON 4.70 000040302 MONCTON NB 4.50 000065301 Port Stanley ON 4.50 000061302 St. Catharines ON 3.80 000060424 Toronto Downtown ON 3.50 000061502 Kitchener ON 3.50 000061402 Brantford ON 3.40 000062501 Tiverton ON 3.30 000065001 Barrie ON 3.10 000060512 Hamilton Downtown ON 3.10 000020301 WELLINGTON PE 2.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.80 000060204 Windsor Downtown ON 2.50 060690002 Unknown CA 2.40 000020104 CHARLOTTETOWN PE 2.30 000065401 Belleville ON 2.10 000061201 Cornwall ON 2.10 000052301 Saint-Faustin QC 2.00 000061104 Peterborough ON 2.00 000040203 FOREST HILLS NB 1.70 000061004 Sarnia ON 1.40 060850005 San Jose - Jackson St. CA 1.30 060370016 Glendora - Laurel CA 1.30 000040207 SAINT JOHN WEST NB 1.10 040191034 Coachline AZ 1.10 010731009 PROVIDENCE AL 1.00 000065701 Morrisburg ON 1.00 000063701 Grand Bend ON 1.00 000040901 ST ANDREWS NB 0.90 060650012 Banning - South Hathaway Street CA 0.90 040191030 Green Valley AZ 0.90 000060104 Ottawa ON 0.80 060376012 Santa Clarita CA 0.80 040138005 Estrella AZ 0.80 000062001 North Bay ON 0.70 040134010 Dysart AZ 0.60 000060303 Kingston ON #coincidences 10-30 and Corr > 0.5 5.10 000060903 London ON 4.40 061110007 Thousand Oaks - Moorpark Road CA 4.40 000030701 AYLESFORD MOUNTAIN NS 3.60 000040209 CASTLE ST. SAINT JO NB 2.70 000040103 FREDERICTON NB 2.00 061111004 Ojai - Ojai Ave. CA 1.10 060530002 Unknown CA 0.80 061110009 Piru - Pacific CA Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 220.00 060290014 Bakersfield - 5558 California Ave CA 199.90 061130004 Davis CA 187.50 060832004 Lompoc H Street CA 137.40 060670010 Sacramento - T Street CA 129.30 060070002 Chico - Manzanita CA 122.10 060953002 Vacaville CA 120.90 060771002 Stockton - Hazelton Street CA 117.00 060190008 Fresno - 1st Street CA 87.60 060670006 Sacramento - Del Paso Manor CA 85.50 060610006 Roseville - N.Sunrise/Douglas CA 82.10 060830011 Santa Barbara CA 68.70 060310004 Corcoran CA 62.30 061072002 Visalia - N. Church Street CA 61.20 061010003 Yuba City CA 55.30 060990005 Modesto - 14th Street CA 46.90 060670012 Folsom CA 38.90 060792004 Mesa 2 /Nipomo CA 36.20 060690002 Unknown CA 33.30 060639901 Quincy BAM CA 32.00 060250005 Calexico - Ethel Street CA 30.20 060431001 Yosemite Village - Visitor Center CA 29.50 060371103 Los Angeles - N. Main Street CA 28.00 060074001 Gridley CA 25.10 060890007 Anderson CA 24.80 060371002 Burbank - W. Palm Ave CA 24.10 010730023 NO. BHAM AL 24.00 060590007 Anaheim CA 23.10 060658001 Riverside - Rubidoux CA 22.90 060371201 Reseda CA 21.70 060711004 Upland CA 21.40 010970003 CHICK. AL 20.80 060410003 Point Reyes CA 20.80 010732003 WYLAM AL 20.50 060675003 Sloughhouse CA 20.20 060374002 North Long Beach CA 19.70 060710005 Lake Gregory - Crestline CA 19.50 069999921 EBAM12 - Sac T CA 19.50 000040801 CANTERBURY NB 18.90 061131003 Woodland CA 18.60 011011002 MONTG AL 18.50 060650012 Banning - South Hathaway Street CA 18.20 060210002 Willows - E. Laurel Street CA 18.00 000090302 Red Deer AB 17.80 060376012 Santa Clarita CA 17.70 061112002 Simi Valley - Cochran Street CA 17.60 040134003 South Phoenix AZ 17.50 051390006 El Dorado AR 17.40 040139812 Durango AZ 17.00 060731008 Camp Pendleton CA 17.00 060090001 San Andreas CA 16.90 010731010 LEEDS AL 16.80 051191008 ADEQ-DSR AR 16.30 000050801 Ursulines QC 16.10 060651003 Riverside - Magnolia CA 16.00 060571001 Truckee BAM CA 16.00 060072001 Paradise - Birch Street CA 15.80 061070009 Sequoia/Kings Canyon - Ash Mountain CA 15.70 010735003 CORNER AL 15.50 060731002 Escondido CA 15.50 000090121 Edmonton East AB 15.20 060731010 San Diego - Beardsley Street CA 15.10 051190007 PARR AR 15.10 010731005 MCADORY AL 15.10 000054703 Bécancour (Aréna) QC 15.00 060550003 Napa - Jefferson St CA 14.90 010732006 HOOVER AL 14.90 010331002 MSHOALS AL 14.80 000060512 Hamilton Downtown ON 14.70 040130019 West Phoenix AZ 14.50 080310013 Denver - NJH - 14th Ave. & Albion St. CO 14.50 000054501 L'Assomption QC 14.40 060010011 Oakland West CA 14.30 040191113 Geronimo AZ 14.30 000061004 Sarnia ON 14.20 061113001 El Rio - Rio Mesa School #2 CA 13.70 060012004 Berkeley CA 13.60 080310025 Denver Animal Shelter - 678 S. Jason St. CO 13.00 010731009 PROVIDENCE AL 13.00 000065001 Barrie ON 12.80 060659001 Lake Elsinore - W. Flint Street CA 12.60 010735002 PINSON AL 12.40 060798001 Atascadero CA 12.40 050350005 MARION AR 12.10 000060204 Windsor Downtown ON 11.90 060959999 Rio Vista CA 11.60 000090218 Calgary East AB 11.40 060370016 Glendora - Laurel CA 11.10 080410017 Colorado College CO 11.10 080010006 Commerce City - 7101 Birch St. CO 10.90 000061502 Kitchener ON 10.60 000090601 Fort Saskatchewan AB 10.60 000090502 Lethbridge AB 10.50 000061201 Cornwall ON 10.40 060731006 Alpine CA 10.30 060271023 Bishop Paiute Tribe-CA CA 10.30 000060424 Toronto Downtown ON 10.20 000065801 Chatham ON 10.20 000063701 Grand Bend ON 9.90 051430005 SPRNGDLE AR 9.80 000090222 Calgary Northwest AB 9.60 080131001 Boulder - CU - 2102 Athens St. CO 9.60 000090130 Edmonton Central AB 9.50 060870007 Unknown CA 9.40 060850005 San Jose - Jackson St. CA 9.40 000054401 Saint-Anicet QC 9.20 040139998 Vehicle Emissions Laboratory AZ 9.10 040191032 Rose Elementary AZ 9.10 000061402 Brantford ON 8.90 000065301 Port Stanley ON 8.60 000061302 St. Catharines ON 8.20 000020104 CHARLOTTETOWN PE 8.10 000061104 Peterborough ON 8.10 000040901 ST ANDREWS NB 7.90 000065701 Morrisburg ON 7.80 060570005 Grass Valley CA 7.80 000065201 Parry Sound ON 7.80 000040302 MONCTON NB 7.70 000060303 Kingston ON 7.70 000040207 SAINT JOHN WEST NB 7.70 000030310 SYDNEY NS 7.60 000060104 Ottawa ON 7.40 000062501 Tiverton ON 7.30 060670011 Elk Grove CA 7.30 000041302 BATHURST NB 7.20 040191034 Coachline AZ 7.20 000040203 FOREST HILLS NB 7.10 040138005 Estrella AZ 7.00 000060709 Sault Ste Marie ON 6.80 040134010 Dysart AZ 6.80 000062001 North Bay ON 6.60 000065401 Belleville ON 6.50 080130003 Longmont CO 6.10 000010401 Mount Pearl NF 6.00 000052301 Saint-Faustin QC 6.00 000020301 WELLINGTON PE 5.70 000060609 Sudbury ON 5.10 000063301 Dorset ON 5.00 080310002 Denver - CAMP - 2105 Broadway CO 5.00 040191030 Green Valley AZ 4.50 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 4.30 000020401 SOUTHAMPTON PE #coincidences 10-30 and Corr > 0.5 333.80 060530002 Unknown CA 55.10 060831008 Santa Maria - Broadway CA 27.80 060679991 Rancho Seco CA 17.50 060811001 Redwood City CA 16.80 061110009 Piru - Pacific CA 16.20 060970003 Santa Rosa - 5th Street CA 14.40 060410001 San Rafael CA 13.80 060750005 San Francisco - Arkansas Street CA 13.70 060010007 Livermore - Rincon CA 13.70 000090120 Edmonton South AB 12.90 080770017 Grand Junction - Powell Building CO 12.70 060730003 El Cajon - Redwood Ave CA 12.30 060950004 Vallejo - 304 Tuolumne Street CA 12.10 060850002 Gilory - 9th Street CA 11.10 000094301 Cold Lake South AB 10.30 000051501 Zéphirin QC 10.10 080350004 Chatfield Park - 11500 N. Roxborough Par CO 9.10 061111004 Ojai - Ojai Ave. CA 8.30 000040103 FREDERICTON NB 6.80 061110007 Thousand Oaks - Moorpark Road CA 6.80 000091101 Elk Island AB 5.50 000030701 AYLESFORD MOUNTAIN NS 5.10 000060903 London ON 5.00 000040209 CASTLE ST. SAINT JO NB Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 38.60 000010401 Mount Pearl NF 10.60 010735003 CORNER AL 10.60 010735002 PINSON AL 10.60 010732006 HOOVER AL 10.60 010732003 WYLAM AL 10.60 010731010 LEEDS AL 10.60 010730023 NO. BHAM AL 9.70 051430005 SPRNGDLE AR 9.60 000030310 SYDNEY NS 9.20 000065001 Barrie ON 9.20 000061502 Kitchener ON 9.20 000061402 Brantford ON 9.20 000061302 St. Catharines ON 9.20 000060512 Hamilton Downtown ON 9.20 000060424 Toronto Downtown ON 9.10 069999921 EBAM12 - Sac T CA 9.10 061131003 Woodland CA 9.10 061130004 Davis CA 9.10 060970003 Santa Rosa - 5th Street CA 9.10 060959999 Rio Vista CA 9.10 060953002 Vacaville CA 9.10 060950004 Vallejo - 304 Tuolumne Street CA 9.10 060870003 Unknown CA 9.10 060850005 San Jose - Jackson St. CA 9.10 060811001 Redwood City CA 9.10 060771002 Stockton - Hazelton Street CA 9.10 060750005 San Francisco - Arkansas Street CA 9.10 060679991 Rancho Seco CA 9.10 060675003 Sloughhouse CA 9.10 060670012 Folsom CA 9.10 060670011 Elk Grove CA 9.10 060670010 Sacramento - T Street CA 9.10 060670006 Sacramento - Del Paso Manor CA 9.10 060610006 Roseville - N.Sunrise/Douglas CA 9.10 060550003 Napa - Jefferson St CA 9.10 060410003 Point Reyes CA 9.10 060410001 San Rafael CA 9.10 060012004 Berkeley CA 9.10 060010011 Oakland West CA 9.10 060010007 Livermore - Rincon CA 9.00 000065801 Chatham ON 9.00 000065301 Port Stanley ON 9.00 000061004 Sarnia ON 9.00 000060903 London ON 8.60 000065401 Belleville ON 8.60 000061104 Peterborough ON 8.10 010731009 PROVIDENCE AL 8.10 010731005 MCADORY AL 8.10 010331002 MSHOALS AL 7.70 011011002 MONTG AL 7.70 000020401 SOUTHAMPTON PE 7.40 000065701 Morrisburg ON 7.40 000065201 Parry Sound ON 7.40 000062001 North Bay ON 7.40 000060609 Sudbury ON 7.40 000060303 Kingston ON 7.00 000060204 Windsor Downtown ON 6.30 000063701 Grand Bend ON 6.30 000062501 Tiverton ON 6.20 000063301 Dorset ON 6.00 060650012 Banning - South Hathaway Street CA 6.00 051390006 El Dorado AR 6.00 051191008 ADEQ-DSR AR 6.00 051190007 PARR AR 5.90 061112002 Simi Valley - Cochran Street CA 5.90 061110009 Piru - Pacific CA 5.90 061110007 Thousand Oaks - Moorpark Road CA 5.90 060731008 Camp Pendleton CA 5.90 060731002 Escondido CA 5.90 060711004 Upland CA 5.90 060710005 Lake Gregory - Crestline CA 5.90 060659001 Lake Elsinore - W. Flint Street CA 5.90 060658001 Riverside - Rubidoux CA 5.90 060651003 Riverside - Magnolia CA 5.90 060590007 Anaheim CA 5.90 060376012 Santa Clarita CA 5.90 060374002 North Long Beach CA 5.90 060371201 Reseda CA 5.90 060371103 Los Angeles - N. Main Street CA 5.90 060371002 Burbank - W. Palm Ave CA 5.90 060370016 Glendora - Laurel CA 5.90 050350005 MARION AR 5.80 000061201 Cornwall ON 5.80 000054501 L'Assomption QC 5.80 000054401 Saint-Anicet QC 5.80 000052301 Saint-Faustin QC 5.50 040191034 Coachline AZ 5.30 000060104 Ottawa ON 4.70 000040302 MONCTON NB 4.70 000030701 AYLESFORD MOUNTAIN NS 4.70 000020301 WELLINGTON PE 4.70 000020104 CHARLOTTETOWN PE 4.40 040139998 Vehicle Emissions Laboratory AZ 4.40 040139812 Durango AZ 4.40 040138005 Estrella AZ 4.40 040134010 Dysart AZ 4.40 040134003 South Phoenix AZ 4.40 040130019 West Phoenix AZ 4.10 000054703 Bécancour (Aréna) QC 4.10 000051501 Zéphirin QC 4.10 000050801 Ursulines QC 3.80 010970003 CHICK. AL 3.70 000041302 BATHURST NB 3.70 000040901 ST ANDREWS NB 3.70 000040801 CANTERBURY NB 3.70 000040209 CASTLE ST. SAINT JO NB 3.70 000040207 SAINT JOHN WEST NB 3.70 000040203 FOREST HILLS NB 3.70 000040103 FREDERICTON NB 3.50 000060709 Sault Ste Marie ON 3.30 061010003 Yuba City CA 3.30 060890007 Anderson CA 3.30 060570005 Grass Valley CA 3.30 060210002 Willows - E. Laurel Street CA 3.30 060074001 Gridley CA 3.30 060072001 Paradise - Birch Street CA 3.30 060070002 Chico - Manzanita CA 2.70 060731006 Alpine CA 2.70 060730003 El Cajon - Redwood Ave CA 2.70 060639901 Quincy BAM CA 2.70 060571001 Truckee BAM CA 2.70 060250005 Calexico - Ethel Street CA 2.30 060271023 Bishop Paiute Tribe-CA CA 2.10 061072002 Visalia - N. Church Street CA 2.10 060798001 Atascadero CA 2.10 060792004 Mesa 2 /Nipomo CA 2.10 060731010 San Diego - Beardsley Street CA 2.10 060310004 Corcoran CA 2.10 060290014 Bakersfield - 5558 California Ave CA 2.10 060190008 Fresno - 1st Street CA 2.00 080770017 Grand Junction - Powell Building CO 1.90 061113001 El Rio - Rio Mesa School #2 CA 1.90 061111004 Ojai - Ojai Ave. CA 1.90 060832004 Lompoc H Street CA 1.90 060831008 Santa Maria - Broadway CA 1.90 060830011 Santa Barbara CA 1.80 060530002 Unknown CA 1.80 080310025 Denver Animal Shelter - 678 S. Jason St. CO 1.80 080310013 Denver - NJH - 14th Ave. & Albion St. CO 1.80 080310002 Denver - CAMP - 2105 Broadway CO 1.80 080010006 Commerce City - 7101 Birch St. CO 1.80 060870007 Unknown CA 1.80 060850002 Gilory - 9th Street CA 1.80 060690002 Unknown CA 1.80 040191113 Geronimo AZ 1.80 040191032 Rose Elementary AZ 1.80 040191030 Green Valley AZ 1.50 080350004 Chatfield Park - 11500 N. Roxborough Par CO 1.50 080131001 Boulder - CU - 2102 Athens St. CO 1.50 080130003 Longmont CO 1.50 060990005 Modesto - 14th Street CA 1.50 060431001 Yosemite Village - Visitor Center CA 1.50 060090001 San Andreas CA 1.50 000091901 Caroline AB 1.50 000090601 Fort Saskatchewan AB 1.50 000090302 Red Deer AB 1.50 000090222 Calgary Northwest AB 1.50 000090218 Calgary East AB 1.50 000090130 Edmonton Central AB 1.50 000090121 Edmonton East AB 1.50 000090120 Edmonton South AB 1.30 080410017 Colorado College CO 1.20 000094301 Cold Lake South AB 1.10 000091101 Elk Island AB 0.90 000090502 Lethbridge AB 0.70 061070009 Sequoia/Kings Canyon - Ash Mountain CA 0.70 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)