Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.66 060570005 Grass Valley CA 0.66 011011002 MONTG AL 0.65 060210002 Willows - E. Laurel Street CA 0.62 000060709 Sault Ste Marie ON 0.61 060072001 Paradise - Birch Street CA 0.61 000065401 Belleville ON 0.59 010731009 PROVIDENCE AL 0.59 000063701 Grand Bend ON 0.59 000060303 Kingston ON 0.58 000065001 Barrie ON 0.58 000062001 North Bay ON 0.53 060890007 Anderson CA 0.53 000060609 Sudbury ON 0.52 010731005 MCADORY AL 0.52 000061502 Kitchener ON 0.50 000063301 Dorset ON 0.50 000061104 Peterborough ON #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 0.88 060072001 Paradise - Birch Street CA 0.86 011011002 MONTG AL 0.86 000065001 Barrie ON 0.85 060570005 Grass Valley CA 0.83 000060424 Toronto Downtown ON 0.80 060890007 Anderson CA 0.80 060210002 Willows - E. Laurel Street CA 0.78 000060512 Hamilton Downtown ON 0.74 050350005 MARION AR 0.74 000061502 Kitchener ON 0.74 000061402 Brantford ON 0.74 000060609 Sudbury ON 0.73 051430005 SPRNGDLE AR 0.71 060074001 Gridley CA 0.71 010731009 PROVIDENCE AL 0.71 000062001 North Bay ON 0.69 000063701 Grand Bend ON 0.68 000065401 Belleville ON 0.65 060571001 Truckee BAM CA 0.65 000054501 L'Assomption QC 0.64 000063301 Dorset ON 0.61 010731005 MCADORY AL 0.58 000090121 Edmonton East AB 0.56 061112002 Simi Valley - Cochran Street CA 0.56 061010003 Yuba City CA 0.56 060690002 Unknown CA 0.56 060659001 Lake Elsinore - W. Flint Street CA 0.56 051191008 ADEQ-DSR AR 0.55 000061104 Peterborough ON 0.54 000050801 Ursulines QC 0.53 069999921 EBAM12 - Sac T CA 0.53 000065201 Parry Sound ON 0.52 000090120 Edmonton South AB 0.50 010331002 MSHOALS AL 0.50 000061201 Cornwall ON #coincidences 10-30 and Corr > 0.5 0.83 000060709 Sault Ste Marie ON 0.77 061110009 Piru - Pacific CA 0.75 060679991 Rancho Seco CA Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 14.70 000020401 SOUTHAMPTON PE 12.10 000010401 Mount Pearl NF 12.00 000030310 SYDNEY NS 5.40 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 4.40 061110007 Thousand Oaks - Moorpark Road CA 3.90 000061302 St. Catharines ON 3.20 060670011 Elk Grove CA 3.10 040134010 Dysart AZ 3.10 000061402 Brantford ON 2.90 060650012 Banning - South Hathaway Street CA 2.90 040138005 Estrella AZ 2.90 000060204 Windsor Downtown ON 2.80 060850005 San Jose - Jackson St. CA 2.70 000060424 Toronto Downtown ON 2.60 000020301 WELLINGTON PE 2.30 000060609 Sudbury ON 2.00 000052301 Saint-Faustin QC 1.90 000065301 Port Stanley ON 1.80 060370016 Glendora - Laurel CA 1.50 000065801 Chatham ON 1.40 000040203 FOREST HILLS NB 1.30 000061502 Kitchener ON 1.10 000065401 Belleville ON 1.10 000040302 MONCTON NB 0.80 040191034 Coachline AZ 0.70 000062501 Tiverton ON 0.50 060731006 Alpine CA 0.50 000062001 North Bay ON #coincidences 10-30 and Corr > 0.5 4.90 000040209 CASTLE ST. SAINT JO NB 3.90 000060903 London ON 1.90 000030701 AYLESFORD MOUNTAIN NS 0.60 060950004 Vallejo - 304 Tuolumne Street CA Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 11.10 000010401 Mount Pearl NF 8.60 000030310 SYDNEY NS 8.40 000020401 SOUTHAMPTON PE 4.00 000061302 St. Catharines ON 3.90 061110007 Thousand Oaks - Moorpark Road CA 3.80 000065301 Port Stanley ON 3.70 000062501 Tiverton ON 3.40 000060424 Toronto Downtown ON 3.40 000040302 MONCTON NB 3.00 040191034 Coachline AZ 2.90 040138005 Estrella AZ 2.90 000065801 Chatham ON 2.90 000065001 Barrie ON 2.90 000061502 Kitchener ON 2.80 000061402 Brantford ON 2.60 060690002 Unknown CA 2.60 000060512 Hamilton Downtown ON 2.50 000060204 Windsor Downtown ON 2.40 060650012 Banning - South Hathaway Street CA 2.40 040134010 Dysart AZ 2.40 040130019 West Phoenix AZ 1.90 060850005 San Jose - Jackson St. CA 1.90 040139998 Vehicle Emissions Laboratory AZ 1.80 000052301 Saint-Faustin QC 1.70 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 1.70 010731009 PROVIDENCE AL 1.70 000020301 WELLINGTON PE 1.50 060370016 Glendora - Laurel CA 1.50 000061201 Cornwall ON 1.30 000040203 FOREST HILLS NB 1.20 000065401 Belleville ON 1.00 040191030 Green Valley AZ 1.00 040134003 South Phoenix AZ 1.00 000061104 Peterborough ON 1.00 000040901 ST ANDREWS NB 1.00 000020104 CHARLOTTETOWN PE 0.90 000062001 North Bay ON 0.80 000061004 Sarnia ON 0.80 000040207 SAINT JOHN WEST NB 0.70 000065701 Morrisburg ON 0.70 000060104 Ottawa ON 0.60 040139812 Durango AZ 0.60 000063701 Grand Bend ON 0.50 060670011 Elk Grove CA #coincidences 10-30 and Corr > 0.5 4.60 000060903 London ON 3.60 000040209 CASTLE ST. SAINT JO NB 3.50 000030701 AYLESFORD MOUNTAIN NS 2.60 061111004 Ojai - Ojai Ave. CA 2.40 000040103 FREDERICTON NB 2.30 060530002 Unknown CA 0.80 061110009 Piru - Pacific CA 0.60 060950004 Vallejo - 304 Tuolumne Street CA 0.60 060850002 Gilory - 9th Street CA Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 207.00 060832004 Lompoc H Street CA 201.60 061130004 Davis CA 125.10 060070002 Chico - Manzanita CA 120.00 060670010 Sacramento - T Street CA 115.40 060953002 Vacaville CA 115.10 060190008 Fresno - 1st Street CA 106.40 060990005 Modesto - 14th Street CA 96.00 060771002 Stockton - Hazelton Street CA 79.50 060830011 Santa Barbara CA 72.50 060610006 Roseville - N.Sunrise/Douglas CA 71.20 061010003 Yuba City CA 68.80 060290014 Bakersfield - 5558 California Ave CA 65.70 060310004 Corcoran CA 64.70 061072002 Visalia - N. Church Street CA 64.30 060670006 Sacramento - Del Paso Manor CA 49.10 060792004 Mesa 2 /Nipomo CA 45.60 060670012 Folsom CA 36.00 060690002 Unknown CA 34.70 060250005 Calexico - Ethel Street CA 31.70 060074001 Gridley CA 30.50 060431001 Yosemite Village - Visitor Center CA 28.10 060371103 Los Angeles - N. Main Street CA 26.30 060371002 Burbank - W. Palm Ave CA 25.10 060371201 Reseda CA 23.70 060639901 Quincy BAM CA 22.90 060890007 Anderson CA 22.90 060590007 Anaheim CA 22.40 060711004 Upland CA 22.10 060658001 Riverside - Rubidoux CA 21.10 010730023 NO. BHAM AL 20.50 060675003 Sloughhouse CA 20.10 010970003 CHICK. AL 19.60 060410003 Point Reyes CA 19.10 060374002 North Long Beach CA 18.90 000090302 Red Deer AB 18.80 000040801 CANTERBURY NB 18.60 060710005 Lake Gregory - Crestline CA 18.50 060731008 Camp Pendleton CA 18.40 010732003 WYLAM AL 18.00 060731010 San Diego - Beardsley Street CA 17.80 060210002 Willows - E. Laurel Street CA 17.70 051390006 El Dorado AR 17.70 040139812 Durango AZ 17.70 011011002 MONTG AL 17.30 069999921 EBAM12 - Sac T CA 17.20 060651003 Riverside - Magnolia CA 17.20 060650012 Banning - South Hathaway Street CA 17.10 061131003 Woodland CA 17.10 061112002 Simi Valley - Cochran Street CA 16.90 060376012 Santa Clarita CA 16.70 060731002 Escondido CA 16.40 040134003 South Phoenix AZ 16.10 000090121 Edmonton East AB 16.00 010731010 LEEDS AL 15.80 040191113 Geronimo AZ 15.50 051191008 ADEQ-DSR AR 15.50 000050801 Ursulines QC 15.30 080310013 Denver - NJH - 14th Ave. & Albion St. CO 15.30 061070009 Sequoia/Kings Canyon - Ash Mountain CA 15.20 000090120 Edmonton South AB 14.90 000090502 Lethbridge AB 14.70 010735003 CORNER AL 14.60 000054703 Bécancour (Aréna) QC 14.50 010732006 HOOVER AL 14.40 060571001 Truckee BAM CA 14.40 060072001 Paradise - Birch Street CA 14.40 010331002 MSHOALS AL 14.30 010731005 MCADORY AL 14.10 080310025 Denver Animal Shelter - 678 S. Jason St. CO 14.10 000054501 L'Assomption QC 13.90 000061004 Sarnia ON 13.70 000060512 Hamilton Downtown ON 13.50 051190007 PARR AR 13.20 060090001 San Andreas CA 13.10 000094301 Cold Lake South AB 13.00 060010011 Oakland West CA 12.80 060012004 Berkeley CA 12.60 061113001 El Rio - Rio Mesa School #2 CA 12.60 000065001 Barrie ON 12.50 050350005 MARION AR 12.50 010735002 PINSON AL 12.40 060798001 Atascadero CA 12.30 060659001 Lake Elsinore - W. Flint Street CA 12.20 010731009 PROVIDENCE AL 12.10 040130019 West Phoenix AZ 11.80 060550003 Napa - Jefferson St CA 11.70 000090218 Calgary East AB 11.60 080410017 Colorado College CO 11.50 060959999 Rio Vista CA 11.30 060271023 Bishop Paiute Tribe-CA CA 11.20 000090601 Fort Saskatchewan AB 11.10 060370016 Glendora - Laurel CA 11.00 080010006 Commerce City - 7101 Birch St. CO 10.80 000060204 Windsor Downtown ON 10.70 051430005 SPRNGDLE AR 10.60 000061502 Kitchener ON 10.60 000054401 Saint-Anicet QC 10.50 060731006 Alpine CA 10.20 080131001 Boulder - CU - 2102 Athens St. CO 10.00 000090130 Edmonton Central AB 9.90 000060424 Toronto Downtown ON 9.80 000061201 Cornwall ON 9.70 040139998 Vehicle Emissions Laboratory AZ 9.70 000090222 Calgary Northwest AB 9.60 000065801 Chatham ON 9.40 060870007 Unknown CA 9.40 000063701 Grand Bend ON 9.30 040191032 Rose Elementary AZ 8.90 060850005 San Jose - Jackson St. CA 8.90 000060303 Kingston ON 8.80 000051501 Zéphirin QC 8.60 000061104 Peterborough ON 8.60 000020104 CHARLOTTETOWN PE 8.40 000065301 Port Stanley ON 8.20 000065201 Parry Sound ON 8.10 000061402 Brantford ON 8.10 000040302 MONCTON NB 8.00 000061302 St. Catharines ON 7.80 000040901 ST ANDREWS NB 7.70 000065701 Morrisburg ON 7.70 000062501 Tiverton ON 7.70 000041302 BATHURST NB 7.70 000040207 SAINT JOHN WEST NB 7.50 000060104 Ottawa ON 7.30 060570005 Grass Valley CA 7.20 000030310 SYDNEY NS 7.10 040138005 Estrella AZ 7.00 061110007 Thousand Oaks - Moorpark Road CA 7.00 060670011 Elk Grove CA 6.90 040134010 Dysart AZ 6.90 000065401 Belleville ON 6.80 040191034 Coachline AZ 6.70 000062001 North Bay ON 6.60 000040203 FOREST HILLS NB 6.20 000052301 Saint-Faustin QC 6.00 000020301 WELLINGTON PE 6.00 000010401 Mount Pearl NF 5.80 000063301 Dorset ON 5.30 040191030 Green Valley AZ 5.10 080310002 Denver - CAMP - 2105 Broadway CO 5.00 000060609 Sudbury ON 4.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 4.10 000020401 SOUTHAMPTON PE #coincidences 10-30 and Corr > 0.5 201.50 060530002 Unknown CA 55.10 060831008 Santa Maria - Broadway CA 29.40 000091901 Caroline AB 27.80 060679991 Rancho Seco CA 14.00 061110009 Piru - Pacific CA 14.00 060811001 Redwood City CA 13.40 060410001 San Rafael CA 12.90 060970003 Santa Rosa - 5th Street CA 12.40 060010007 Livermore - Rincon CA 12.00 060850002 Gilory - 9th Street CA 10.00 060750005 San Francisco - Arkansas Street CA 9.80 080770017 Grand Junction - Powell Building CO 9.60 060950004 Vallejo - 304 Tuolumne Street CA 9.30 061111004 Ojai - Ojai Ave. CA 7.70 000040103 FREDERICTON NB 7.40 000091101 Elk Island AB 5.80 000030701 AYLESFORD MOUNTAIN NS 5.70 000060709 Sault Ste Marie ON 5.50 080130003 Longmont CO 5.00 000040209 CASTLE ST. SAINT JO NB 4.90 000060903 London ON Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 31.90 060650012 Banning - South Hathaway Street CA 27.50 060731006 Alpine CA 27.50 060730003 El Cajon - Redwood Ave CA 27.50 060250005 Calexico - Ethel Street CA 19.50 061112002 Simi Valley - Cochran Street CA 19.50 061110009 Piru - Pacific CA 19.50 061110007 Thousand Oaks - Moorpark Road CA 19.50 060731008 Camp Pendleton CA 19.50 060731002 Escondido CA 19.50 060711004 Upland CA 19.50 060710005 Lake Gregory - Crestline CA 19.50 060659001 Lake Elsinore - W. Flint Street CA 19.50 060658001 Riverside - Rubidoux CA 19.50 060651003 Riverside - Magnolia CA 19.50 060590007 Anaheim CA 19.50 060376012 Santa Clarita CA 19.50 060374002 North Long Beach CA 19.50 060371201 Reseda CA 19.50 060371103 Los Angeles - N. Main Street CA 19.50 060371002 Burbank - W. Palm Ave CA 19.50 060370016 Glendora - Laurel CA 19.30 060731010 San Diego - Beardsley Street CA 14.60 061113001 El Rio - Rio Mesa School #2 CA 14.60 061111004 Ojai - Ojai Ave. CA 14.60 060832004 Lompoc H Street CA 14.60 060831008 Santa Maria - Broadway CA 14.60 060830011 Santa Barbara CA 12.50 000020401 SOUTHAMPTON PE 11.60 040139998 Vehicle Emissions Laboratory AZ 11.60 040139812 Durango AZ 11.60 040138005 Estrella AZ 11.60 040134010 Dysart AZ 11.60 040134003 South Phoenix AZ 11.60 040130019 West Phoenix AZ 10.60 000030310 SYDNEY NS 8.70 000010401 Mount Pearl NF 8.10 010735003 CORNER AL 8.10 010735002 PINSON AL 8.10 010732006 HOOVER AL 8.10 010732003 WYLAM AL 8.10 010731010 LEEDS AL 8.10 010730023 NO. BHAM AL 6.80 010970003 CHICK. AL 6.80 010731009 PROVIDENCE AL 6.80 010731005 MCADORY AL 6.80 010331002 MSHOALS AL 6.60 061070009 Sequoia/Kings Canyon - Ash Mountain CA 6.60 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 6.60 000061201 Cornwall ON 6.60 000054501 L'Assomption QC 6.60 000054401 Saint-Anicet QC 6.60 000052301 Saint-Faustin QC 6.50 061072002 Visalia - N. Church Street CA 6.50 060798001 Atascadero CA 6.50 060792004 Mesa 2 /Nipomo CA 6.50 060310004 Corcoran CA 6.50 060290014 Bakersfield - 5558 California Ave CA 6.50 060190008 Fresno - 1st Street CA 6.40 000065801 Chatham ON 6.40 000065301 Port Stanley ON 6.40 000061004 Sarnia ON 6.40 000060903 London ON 6.00 000060204 Windsor Downtown ON 5.80 040191034 Coachline AZ 5.70 060530002 Unknown CA 5.70 060870007 Unknown CA 5.70 060850002 Gilory - 9th Street CA 5.70 060690002 Unknown CA 5.60 000060104 Ottawa ON 5.50 000040302 MONCTON NB 5.50 000030701 AYLESFORD MOUNTAIN NS 5.50 000020301 WELLINGTON PE 5.50 000020104 CHARLOTTETOWN PE 5.40 011011002 MONTG AL 5.10 050350005 MARION AR 5.00 000054703 Bécancour (Aréna) QC 5.00 000051501 Zéphirin QC 5.00 000050801 Ursulines QC 4.80 060870003 Unknown CA 4.80 069999921 EBAM12 - Sac T CA 4.80 061131003 Woodland CA 4.80 061130004 Davis CA 4.80 060970003 Santa Rosa - 5th Street CA 4.80 060959999 Rio Vista CA 4.80 060953002 Vacaville CA 4.80 060950004 Vallejo - 304 Tuolumne Street CA 4.80 060850005 San Jose - Jackson St. CA 4.80 060811001 Redwood City CA 4.80 060771002 Stockton - Hazelton Street CA 4.80 060750005 San Francisco - Arkansas Street CA 4.80 060679991 Rancho Seco CA 4.80 060675003 Sloughhouse CA 4.80 060670012 Folsom CA 4.80 060670011 Elk Grove CA 4.80 060670010 Sacramento - T Street CA 4.80 060670006 Sacramento - Del Paso Manor CA 4.80 060610006 Roseville - N.Sunrise/Douglas CA 4.80 060550003 Napa - Jefferson St CA 4.80 060410003 Point Reyes CA 4.80 060410001 San Rafael CA 4.80 060012004 Berkeley CA 4.80 060010011 Oakland West CA 4.80 060010007 Livermore - Rincon CA 4.50 000065001 Barrie ON 4.50 000061502 Kitchener ON 4.50 000061402 Brantford ON 4.50 000061302 St. Catharines ON 4.50 000060512 Hamilton Downtown ON 4.50 000060424 Toronto Downtown ON 4.30 000041302 BATHURST NB 3.60 000063701 Grand Bend ON 3.60 000062501 Tiverton ON 3.50 000065701 Morrisburg ON 3.50 000060303 Kingston ON 3.40 051390006 El Dorado AR 3.40 051191008 ADEQ-DSR AR 3.40 051190007 PARR AR 3.40 000040209 CASTLE ST. SAINT JO NB 3.40 000040207 SAINT JOHN WEST NB 3.40 000040203 FOREST HILLS NB 3.40 000040103 FREDERICTON NB 3.20 000063301 Dorset ON 3.00 000040901 ST ANDREWS NB 3.00 000040801 CANTERBURY NB 2.90 000065401 Belleville ON 2.90 000061104 Peterborough ON 2.80 000065201 Parry Sound ON 2.80 000062001 North Bay ON 2.80 000060609 Sudbury ON 2.70 040191113 Geronimo AZ 2.70 040191032 Rose Elementary AZ 2.70 040191030 Green Valley AZ 2.30 051430005 SPRNGDLE AR 2.10 000090601 Fort Saskatchewan AB 2.10 000090130 Edmonton Central AB 2.10 000090121 Edmonton East AB 2.10 000090120 Edmonton South AB 2.00 061010003 Yuba City CA 2.00 060890007 Anderson CA 2.00 060570005 Grass Valley CA 2.00 060210002 Willows - E. Laurel Street CA 2.00 060074001 Gridley CA 2.00 060072001 Paradise - Birch Street CA 2.00 060070002 Chico - Manzanita CA 1.80 000091101 Elk Island AB 1.80 000060709 Sault Ste Marie ON 1.70 080410017 Colorado College CO 1.70 060990005 Modesto - 14th Street CA 1.70 060639901 Quincy BAM CA 1.70 060571001 Truckee BAM CA 1.70 060431001 Yosemite Village - Visitor Center CA 1.70 060090001 San Andreas CA 1.60 000094301 Cold Lake South AB 1.50 060271023 Bishop Paiute Tribe-CA CA 1.50 000091901 Caroline AB 1.50 000090302 Red Deer AB 1.50 000090222 Calgary Northwest AB 1.50 000090218 Calgary East AB 1.40 080770017 Grand Junction - Powell Building CO 1.40 080310025 Denver Animal Shelter - 678 S. Jason St. CO 1.40 080310013 Denver - NJH - 14th Ave. & Albion St. CO 1.40 080310002 Denver - CAMP - 2105 Broadway CO 1.40 080010006 Commerce City - 7101 Birch St. CO 1.30 080350004 Chatfield Park - 11500 N. Roxborough Par CO 1.30 080131001 Boulder - CU - 2102 Athens St. CO 1.30 080130003 Longmont CO 1.30 000090502 Lethbridge AB AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)