Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.85 000052401 La Pêche QC 0.85 000050129 Rivière-des-Prairies QC 0.80 090032006 East Hartford - High Street CT 0.80 000054703 Bécancour (Aréna) QC 0.80 000050110 Parc Pilon QC 0.79 000050126 Sainte-Anne-de-Bellevue QC 0.79 000040103 FREDERICTON NB 0.79 000030501 KEJIMKUJIK NATIONAL NS 0.78 000061201 Cornwall ON 0.76 000040203 FOREST HILLS NB 0.75 090110124 Groton Fort Griswold CT 0.75 000061104 Peterborough ON 0.75 000040901 ST ANDREWS NB 0.74 000060303 Kingston ON 0.73 090090027 New Haven - Criscuolo Park CT 0.73 000050131 Hochelaga QC 0.72 000065401 Belleville ON 0.72 000053801 Tingwick QC 0.72 000053201 PÉMONCA QC 0.72 000050121 PARC OCÉANIE QC 0.72 000020301 WELLINGTON PE 0.71 120050006 St. Andrews Park FL 0.71 000050128 Aéroport de Montréal 1 QC 0.70 010970003 CHICK. AL 0.69 000051501 Zéphirin QC 0.69 000050801 Ursulines QC 0.68 000054401 Saint-Anicet QC 0.67 000050113 Chomedey QC 0.67 000040801 CANTERBURY NB 0.67 000020401 SOUTHAMPTON PE 0.65 000052001 Charette QC 0.64 060190008 Fresno - 1st Street CA 0.64 000050404 Parc Cambron QC 0.64 000040209 CASTLE ST. SAINT JO NB 0.63 000060104 Ottawa ON 0.63 000054501 L'Assomption QC 0.63 000050310 St-Charles Garnier QC 0.62 120330004 Ellyson Industrial Park FL 0.62 060731010 San Diego - Beardsley Street CA 0.62 000060609 Sudbury ON 0.62 000053301 Deschambault QC 0.61 000062001 North Bay ON 0.61 000054801 Stukely QC 0.61 000052301 Saint-Faustin QC 0.61 000020104 CHARLOTTETOWN PE 0.60 000053701 HILAIRE QC 0.60 000030901 PICTOU NS 0.59 090050004 Thomaston CT 0.58 000070203 Brandon MB 0.58 000053601 N.-D.-du-Rosaire QC 0.57 000050308 Des Sables QC 0.56 090092123 Waterbury CT 0.56 090011123 Danbury CT 0.56 000052201 Brossard QC 0.55 000050109 Duncan QC 0.54 000065201 Parry Sound ON 0.52 010731009 PROVIDENCE AL #coincidences 10-30 and Corr > 0.5 0.78 000040302 MONCTON NB 0.70 000030120 Lake Major NS 0.60 090050005 Cornwall CT 0.56 000030701 AYLESFORD MOUNTAIN NS Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.95 000061201 Cornwall ON 0.95 000053801 Tingwick QC 0.95 000050129 Rivière-des-Prairies QC 0.94 090090027 New Haven - Criscuolo Park CT 0.94 090032006 East Hartford - High Street CT 0.93 000050801 Ursulines QC 0.92 000054703 Bécancour (Aréna) QC 0.92 000050126 Sainte-Anne-de-Bellevue QC 0.91 090110124 Groton Fort Griswold CT 0.91 000052001 Charette QC 0.90 010970003 CHICK. AL 0.90 000040203 FOREST HILLS NB 0.89 000050128 Aéroport de Montréal 1 QC 0.88 000051501 Zéphirin QC 0.88 000040901 ST ANDREWS NB 0.88 000030501 KEJIMKUJIK NATIONAL NS 0.88 000020301 WELLINGTON PE 0.87 000050310 St-Charles Garnier QC 0.87 000050113 Chomedey QC 0.86 000050131 Hochelaga QC 0.85 000050121 PARC OCÉANIE QC 0.84 000050308 Des Sables QC 0.83 120050006 St. Andrews Park FL 0.83 090050004 Thomaston CT 0.83 000053301 Deschambault QC 0.83 000020104 CHARLOTTETOWN PE 0.82 090092123 Waterbury CT 0.82 000054801 Stukely QC 0.81 120330004 Ellyson Industrial Park FL 0.80 060190008 Fresno - 1st Street CA 0.80 000050105 Drummond QC 0.79 000053701 HILAIRE QC 0.78 000054501 L'Assomption QC 0.78 000050504 Université Chicoutimi QC 0.74 000030901 PICTOU NS 0.71 000040207 SAINT JOHN WEST NB 0.70 010731010 LEEDS AL 0.70 000050109 Duncan QC 0.69 000055201 Lemieux QC 0.68 060310004 Corcoran CA 0.67 000052201 Brossard QC 0.66 060610006 Roseville - N.Sunrise/Douglas CA 0.65 060832004 Lompoc H Street CA 0.63 000061004 Sarnia ON 0.63 000060512 Hamilton Downtown ON 0.61 010731009 PROVIDENCE AL 0.60 120590004 Bonifay FL 0.59 011190002 GASTON AL 0.59 010731005 MCADORY AL 0.57 011030011 DECATUR AL 0.57 010732006 HOOVER AL 0.55 120730012 Tallahassee Community College FL 0.52 010735003 CORNER AL #coincidences 10-30 and Corr > 0.5 0.97 000050110 Parc Pilon QC 0.96 000061104 Peterborough ON 0.96 000052401 La Pêche QC 0.94 090050005 Cornwall CT 0.93 000065401 Belleville ON 0.91 000053201 PÉMONCA QC 0.91 000050404 Parc Cambron QC 0.90 000060104 Ottawa ON 0.89 000030701 AYLESFORD MOUNTAIN NS 0.88 060731010 San Diego - Beardsley Street CA 0.88 000060303 Kingston ON 0.86 000053601 N.-D.-du-Rosaire QC 0.86 000030120 Lake Major NS 0.85 090011123 Danbury CT 0.85 000052301 Saint-Faustin QC 0.83 000041302 BATHURST NB 0.82 061072002 Visalia - N. Church Street CA 0.82 000040209 CASTLE ST. SAINT JO NB 0.80 000054401 Saint-Anicet QC 0.76 060070002 Chico - Manzanita CA 0.76 000070203 Brandon MB 0.76 000062001 North Bay ON 0.74 000065201 Parry Sound ON 0.74 000060609 Sudbury ON 0.73 000020401 SOUTHAMPTON PE 0.72 000065701 Morrisburg ON 0.70 000063301 Dorset ON 0.69 040134010 Dysart AZ 0.64 000070119 Winnipeg_Ellens MB 0.64 000061302 St. Catharines ON 0.62 000031001 Sable Island NS 0.60 060798001 Atascadero CA 0.59 060950004 Vallejo - 304 Tuolumne Street CA 0.58 060890007 Anderson CA 0.57 000065001 Barrie ON 0.56 000063701 Grand Bend ON 0.53 060074001 Gridley CA Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 28.30 060650012 Banning - South Hathaway Street CA 24.80 040138005 Estrella AZ 23.50 040139998 Vehicle Emissions Laboratory AZ 17.30 000030501 KEJIMKUJIK NATIONAL NS 16.50 040191030 Green Valley AZ 15.00 040191032 Rose Elementary AZ 13.80 061113001 El Rio - Rio Mesa School #2 CA 13.70 061111004 Ojai - Ojai Ave. CA 12.90 040139812 Durango AZ 11.70 060832004 Lompoc H Street CA 11.00 060830011 Santa Barbara CA 10.80 040191113 Geronimo AZ 8.70 120330004 Ellyson Industrial Park FL 7.70 060670012 Folsom CA 7.20 010970003 CHICK. AL 6.30 000030901 PICTOU NS 6.00 061130004 Davis CA 6.00 060271023 Bishop Paiute Tribe-CA CA 5.90 080010006 Commerce City - 7101 Birch St. CO 5.90 061110007 Thousand Oaks - Moorpark Road CA 5.50 081230006 Greeley Hospital CO 5.30 061110009 Piru - Pacific CA 5.20 080310013 Denver - NJH - 14th Ave. & Albion St. CO 4.90 060010007 Livermore - Rincon CA 4.70 061112002 Simi Valley - Cochran Street CA 4.60 080450007 Rifle Particulate CO 4.30 080310002 Denver - CAMP - 2105 Broadway CO 4.30 060250006 Calexico - East CA 4.20 060811001 Redwood City CA 3.90 060731002 Escondido CA 3.90 000065801 Chatham ON 3.80 080410017 Colorado College CO 3.80 060550003 Napa - Jefferson St CA 3.80 000050504 Université Chicoutimi QC 3.40 000065301 Port Stanley ON 3.40 000060512 Hamilton Downtown ON 3.30 000060204 Windsor Downtown ON 3.20 120050006 St. Andrews Park FL 3.20 060610006 Roseville - N.Sunrise/Douglas CA 3.20 060250005 Calexico - Ethel Street CA 2.90 000100021 Victoria Topaz BC 2.70 060953002 Vacaville CA 2.70 060370016 Glendora - Laurel CA 2.20 060410003 Point Reyes CA 2.10 080310025 Denver Animal Shelter - 678 S. Jason St. CO 2.00 090110124 Groton Fort Griswold CT 1.70 090032006 East Hartford - High Street CT 1.60 000020301 WELLINGTON PE 1.50 000061201 Cornwall ON 1.50 000052201 Brossard QC 1.40 060590007 Anaheim CA 1.30 000020104 CHARLOTTETOWN PE 1.00 120090007 Melbourne FL 0.90 120590004 Bonifay FL 0.90 000050129 Rivière-des-Prairies QC 0.70 000040901 ST ANDREWS NB 0.50 120090011 Fay Park FL 0.50 060730003 El Cajon - Redwood Ave CA 0.50 051430005 SPRNGDLE AR 0.50 000051501 Zéphirin QC #coincidences 10-30 and Corr > 0.5 29.60 000010401 Mount Pearl NF 29.40 040134010 Dysart AZ 27.80 000031001 Sable Island NS 27.20 000030120 Lake Major NS 22.40 040130019 West Phoenix AZ 17.70 060731008 Camp Pendleton CA 14.80 000030310 SYDNEY NS 13.80 060831008 Santa Maria - Broadway CA 8.50 060659001 Lake Elsinore - W. Flint Street CA 8.10 060670006 Sacramento - Del Paso Manor CA 8.00 080350004 Chatfield Park - 11500 N. Roxborough Par CO 7.50 080130003 Longmont CO 7.00 080131001 Boulder - CU - 2102 Athens St. CO 6.60 000020401 SOUTHAMPTON PE 5.80 060670010 Sacramento - T Street CA 5.40 060731010 San Diego - Beardsley Street CA 5.30 061131003 Woodland CA 5.10 060950004 Vallejo - 304 Tuolumne Street CA 4.80 000041302 BATHURST NB 4.60 000065001 Barrie ON 4.60 000061502 Kitchener ON 4.30 000010301 Cornerbrook NF 4.20 000061402 Brantford ON 4.20 000060903 London ON 4.00 120111002 DAVIE FL 3.80 060959999 Rio Vista CA 3.50 000062501 Tiverton ON 3.00 061070009 Sequoia/Kings Canyon - Ash Mountain CA 3.00 060798001 Atascadero CA 2.80 000061104 Peterborough ON 2.80 000040209 CASTLE ST. SAINT JO NB 2.70 060571001 Truckee BAM CA 2.30 060850005 San Jose - Jackson St. CA 2.30 000053601 N.-D.-du-Rosaire QC 2.20 000052301 Saint-Faustin QC 2.00 060570005 Grass Valley CA 1.80 060070002 Chico - Manzanita CA 1.80 000065401 Belleville ON 1.70 000030701 AYLESFORD MOUNTAIN NS 1.60 000065201 Parry Sound ON 1.50 000060424 Toronto Downtown ON 1.30 000100052 Nelson Kutenai Place BC 1.30 000060609 Sudbury ON 1.20 000061302 St. Catharines ON 1.20 000060104 Ottawa ON 1.10 080770017 Grand Junction - Powell Building CO 1.10 000062001 North Bay ON 1.00 000070119 Winnipeg_Ellens MB 1.00 000052401 La Pêche QC 0.90 000070203 Brandon MB 0.80 000100055 Langford Lakewood Elementary School BC 0.60 000100049 Osoyoos Canada Customs BC 0.60 000063301 Dorset ON 0.60 000060709 Sault Ste Marie ON Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 13.00 061113001 El Rio - Rio Mesa School #2 CA 13.00 040138005 Estrella AZ 12.60 061111004 Ojai - Ojai Ave. CA 12.60 060650012 Banning - South Hathaway Street CA 12.10 040139998 Vehicle Emissions Laboratory AZ 11.20 060832004 Lompoc H Street CA 9.40 060830011 Santa Barbara CA 8.90 040191030 Green Valley AZ 8.30 040139812 Durango AZ 8.10 040191032 Rose Elementary AZ 7.90 000030501 KEJIMKUJIK NATIONAL NS 6.30 040191113 Geronimo AZ 6.00 120330004 Ellyson Industrial Park FL 6.00 060250006 Calexico - East CA 5.60 060670012 Folsom CA 5.10 000030901 PICTOU NS 4.90 120590004 Bonifay FL 4.80 060010007 Livermore - Rincon CA 4.30 060271023 Bishop Paiute Tribe-CA CA 4.20 061130004 Davis CA 4.10 120050006 St. Andrews Park FL 4.00 060550003 Napa - Jefferson St CA 3.80 060811001 Redwood City CA 3.80 060610006 Roseville - N.Sunrise/Douglas CA 3.70 061110007 Thousand Oaks - Moorpark Road CA 3.60 060250005 Calexico - Ethel Street CA 3.30 000060512 Hamilton Downtown ON 3.20 010970003 CHICK. AL 3.10 081230006 Greeley Hospital CO 3.10 080310013 Denver - NJH - 14th Ave. & Albion St. CO 2.90 080310002 Denver - CAMP - 2105 Broadway CO 2.90 061110009 Piru - Pacific CA 2.90 060953002 Vacaville CA 2.80 061112002 Simi Valley - Cochran Street CA 2.80 000065301 Port Stanley ON 2.60 000060204 Windsor Downtown ON 2.60 000050504 Université Chicoutimi QC 2.50 080010006 Commerce City - 7101 Birch St. CO 2.50 060730003 El Cajon - Redwood Ave CA 2.40 000065801 Chatham ON 2.10 000100021 Victoria Topaz BC 1.80 090110124 Groton Fort Griswold CT 1.70 080450007 Rifle Particulate CO 1.70 080410017 Colorado College CO 1.70 060710005 Lake Gregory - Crestline CA 1.70 000061201 Cornwall ON 1.70 000052201 Brossard QC 1.50 000051501 Zéphirin QC 1.40 060410003 Point Reyes CA 1.00 060210002 Willows - E. Laurel Street CA 0.80 000050129 Rivière-des-Prairies QC 0.70 061010003 Yuba City CA 0.60 000061004 Sarnia ON 0.50 090032006 East Hartford - High Street CT #coincidences 10-30 and Corr > 0.5 18.00 000010401 Mount Pearl NF 17.90 000031001 Sable Island NS 17.50 000030120 Lake Major NS 15.50 060831008 Santa Maria - Broadway CA 14.00 040134010 Dysart AZ 11.40 040130019 West Phoenix AZ 11.30 060731008 Camp Pendleton CA 8.10 000030310 SYDNEY NS 6.40 060731010 San Diego - Beardsley Street CA 6.40 000020401 SOUTHAMPTON PE 6.30 060670006 Sacramento - Del Paso Manor CA 5.40 060670010 Sacramento - T Street CA 5.20 000061502 Kitchener ON 4.80 000065001 Barrie ON 4.60 080131001 Boulder - CU - 2102 Athens St. CO 4.60 000061402 Brantford ON 4.40 080130003 Longmont CO 4.40 061131003 Woodland CA 4.20 000060424 Toronto Downtown ON 3.90 060659001 Lake Elsinore - W. Flint Street CA 3.90 000010301 Cornerbrook NF 3.80 060950004 Vallejo - 304 Tuolumne Street CA 3.80 000060903 London ON 3.40 080350004 Chatfield Park - 11500 N. Roxborough Par CO 3.40 060570005 Grass Valley CA 3.30 060959999 Rio Vista CA 3.30 000061302 St. Catharines ON 3.20 000061104 Peterborough ON 3.00 060850005 San Jose - Jackson St. CA 2.70 060571001 Truckee BAM CA 2.70 000060609 Sudbury ON 2.60 080770017 Grand Junction - Powell Building CO 2.60 000063701 Grand Bend ON 2.50 000062501 Tiverton ON 2.40 061072002 Visalia - N. Church Street CA 2.20 000054401 Saint-Anicet QC 1.80 060070002 Chico - Manzanita CA 1.80 000065701 Morrisburg ON 1.80 000065201 Parry Sound ON 1.70 060639901 Quincy BAM CA 1.70 000030701 AYLESFORD MOUNTAIN NS 1.60 000065401 Belleville ON 1.50 000062001 North Bay ON 1.50 000060303 Kingston ON 1.50 000060104 Ottawa ON 1.50 000052301 Saint-Faustin QC 1.50 000050404 Parc Cambron QC 1.50 000041302 BATHURST NB 1.40 000060709 Sault Ste Marie ON 1.30 060074001 Gridley CA 1.30 000053601 N.-D.-du-Rosaire QC 1.20 120111002 DAVIE FL 1.20 000100055 Langford Lakewood Elementary School BC 1.10 000091101 Elk Island AB 1.00 060890007 Anderson CA 1.00 000070203 Brandon MB 0.90 000063301 Dorset ON 0.80 000070119 Winnipeg_Ellens MB 0.60 000052401 La Pêche QC Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 30.30 010730023 NO. BHAM AL 27.00 010731010 LEEDS AL 23.20 060711004 Upland CA 21.60 010732003 WYLAM AL 21.40 010970003 CHICK. AL 20.60 060710005 Lake Gregory - Crestline CA 20.20 120230002 Lake City FL 20.10 060371103 Los Angeles - N. Main Street CA 20.00 060658001 Riverside - Rubidoux CA 19.90 120330004 Ellyson Industrial Park FL 19.80 120470015 White Springs FL 19.60 010731005 MCADORY AL 19.50 060371002 Burbank - W. Palm Ave CA 19.20 011011002 MONTG AL 19.20 010735002 PINSON AL 19.10 120571065 gandy FL 18.80 120590004 Bonifay FL 18.60 010890014 Huntsville Old Airport AL 18.40 060111002 Colusa - Sunrise Blvd. CA 18.40 011190002 GASTON AL 18.00 060590007 Anaheim CA 17.90 060731006 Alpine CA 17.90 011030011 DECATUR AL 17.30 120730012 Tallahassee Community College FL 17.30 120210004 Laurel Oaks Elementary FL 17.20 120573002 SYDNEY FL 17.10 060730003 El Cajon - Redwood Ave CA 17.10 040139812 Durango AZ 16.80 060731002 Escondido CA 16.70 090092123 Waterbury CT 16.70 060370016 Glendora - Laurel CA 16.70 000050105 Drummond QC 16.60 120050006 St. Andrews Park FL 16.50 120710005 Winkler Pump Station FL 16.50 100032004 MLK DE 16.30 010731009 PROVIDENCE AL 16.20 060650012 Banning - South Hathaway Street CA 16.20 010735003 CORNER AL 16.10 120013011 Payne's Prarie FL 15.70 060310004 Corcoran CA 15.60 010732006 HOOVER AL 15.40 060830011 Santa Barbara CA 14.80 090090027 New Haven - Criscuolo Park CT 14.50 060750005 San Francisco - Arkansas Street CA 14.30 061112002 Simi Valley - Cochran Street CA 14.20 060832004 Lompoc H Street CA 14.10 061110009 Piru - Pacific CA 14.00 090110124 Groton Fort Griswold CT 13.70 060290014 Bakersfield - 5558 California Ave CA 13.50 061110007 Thousand Oaks - Moorpark Road CA 13.30 120090011 Fay Park FL 13.30 060210002 Willows - E. Laurel Street CA 12.90 120090007 Melbourne FL 12.80 051191008 ADEQ-DSR AR 12.60 090032006 East Hartford - High Street CT 12.40 120310098 Mandarin FL 12.20 060250006 Calexico - East CA 12.20 051190007 PARR AR 12.10 061113001 El Rio - Rio Mesa School #2 CA 12.10 061111004 Ojai - Ojai Ave. CA 11.90 000040207 SAINT JOHN WEST NB 11.80 050350005 MARION AR 11.80 000050109 Duncan QC 11.60 090050004 Thomaston CT 11.50 051430005 SPRNGDLE AR 11.40 060250005 Calexico - Ethel Street CA 11.40 000050131 Hochelaga QC 11.30 060190008 Fresno - 1st Street CA 11.20 000050308 Des Sables QC 11.20 000050128 Aéroport de Montréal 1 QC 11.20 000040203 FOREST HILLS NB 10.90 000055201 Lemieux QC 10.80 000050113 Chomedey QC 10.60 120310100 Mayo Clinic FL 10.50 000052001 Charette QC 9.80 080310025 Denver Animal Shelter - 678 S. Jason St. CO 9.50 000061004 Sarnia ON 9.50 000050126 Sainte-Anne-de-Bellevue QC 9.30 060410003 Point Reyes CA 9.20 000050801 Ursulines QC 9.20 000030901 PICTOU NS 9.10 060072001 Paradise - Birch Street CA 9.10 000054501 L'Assomption QC 9.10 000050121 PARC OCÉANIE QC 8.90 040191113 Geronimo AZ 8.90 000054703 Bécancour (Aréna) QC 8.80 060953002 Vacaville CA 8.40 060610006 Roseville - N.Sunrise/Douglas CA 8.30 000054801 Stukely QC 8.20 000020104 CHARLOTTETOWN PE 8.10 061010003 Yuba City CA 8.10 060550003 Napa - Jefferson St CA 8.00 000020301 WELLINGTON PE 7.90 000050310 St-Charles Garnier QC 7.80 060811001 Redwood City CA 7.70 080310002 Denver - CAMP - 2105 Broadway CO 7.70 060990005 Modesto - 14th Street CA 7.70 000040901 ST ANDREWS NB 7.60 080450007 Rifle Particulate CO 7.60 000050129 Rivière-des-Prairies QC 7.40 000053701 HILAIRE QC 7.30 000053301 Deschambault QC 7.20 000061201 Cornwall ON 7.10 060010007 Livermore - Rincon CA 7.10 000053801 Tingwick QC 7.00 000060512 Hamilton Downtown ON 6.70 080310013 Denver - NJH - 14th Ave. & Albion St. CO 6.70 000030501 KEJIMKUJIK NATIONAL NS 6.60 000052201 Brossard QC 6.40 081230006 Greeley Hospital CO 6.40 040139998 Vehicle Emissions Laboratory AZ 6.20 080410017 Colorado College CO 6.20 060271023 Bishop Paiute Tribe-CA CA 6.00 080010006 Commerce City - 7101 Birch St. CO 6.00 000051501 Zéphirin QC 5.80 061130004 Davis CA 5.70 000060204 Windsor Downtown ON 5.60 000065301 Port Stanley ON 5.20 040138005 Estrella AZ 5.10 000065801 Chatham ON 4.70 040191032 Rose Elementary AZ 4.60 000100021 Victoria Topaz BC 4.60 000070301 Flin Flon MB 4.20 060670012 Folsom CA 3.50 000070118 Winnipeg_Scotia MB 3.20 040191030 Green Valley AZ 1.10 000050504 Université Chicoutimi QC #coincidences 10-30 and Corr > 0.5 36.60 060670011 Elk Grove CA 28.60 060792004 Mesa 2 /Nipomo CA 21.80 000063701 Grand Bend ON 20.70 000051201 Frigon QC 18.60 060731010 San Diego - Beardsley Street CA 17.70 061070009 Sequoia/Kings Canyon - Ash Mountain CA 16.10 120570030 PCEIA3 FL 15.20 090011123 Danbury CT 14.50 060890007 Anderson CA 14.30 090050005 Cornwall CT 13.80 060431001 Yosemite Village - Visitor Center CA 13.60 060639901 Quincy BAM CA 13.40 080770017 Grand Junction - Powell Building CO 13.40 000030120 Lake Major NS 13.20 060659001 Lake Elsinore - W. Flint Street CA 12.50 000040209 CASTLE ST. SAINT JO NB 12.40 060831008 Santa Maria - Broadway CA 12.40 051390006 El Dorado AR 12.20 000060303 Kingston ON 12.10 000030701 AYLESFORD MOUNTAIN NS 11.80 120111002 DAVIE FL 11.50 000100040 Williams Lake CRD School BC 11.30 061072002 Visalia - N. Church Street CA 10.80 120310077 Sheffield Elementary School FL 9.90 000061302 St. Catharines ON 9.80 060850005 San Jose - Jackson St. CA 9.70 000060424 Toronto Downtown ON 9.30 000054401 Saint-Anicet QC 9.20 060731008 Camp Pendleton CA 9.10 040130019 West Phoenix AZ 9.00 110010043 McMillan Reservoir DC 8.80 060798001 Atascadero CA 8.80 000100022 Houston Firehall BC 8.80 000100004 PRG Plaza 400 BC 8.70 000100014 PRG Gladstone School BC 8.60 000050110 Parc Pilon QC 8.60 000010301 Cornerbrook NF 8.30 000050404 Parc Cambron QC 8.20 000065401 Belleville ON 8.10 000100009 Quesnel Maple Drive BC 8.10 000065701 Morrisburg ON 8.00 000061104 Peterborough ON 8.00 000052401 La Pêche QC 7.80 060074001 Gridley CA 7.60 000053201 PÉMONCA QC 7.30 060959999 Rio Vista CA 7.00 000052301 Saint-Faustin QC 6.80 000080110 Regina SK 6.80 000061402 Brantford ON 6.70 060950004 Vallejo - 304 Tuolumne Street CA 6.60 000010401 Mount Pearl NF 6.50 000061502 Kitchener ON 6.50 000030310 SYDNEY NS 6.40 000065001 Barrie ON 6.20 060670010 Sacramento - T Street CA 6.20 000100036 Quesnel West Correlieu School BC 6.20 000063301 Dorset ON 6.10 061131003 Woodland CA 6.10 000100029 Smithers St Josephs BC 6.10 000065201 Parry Sound ON 6.10 000062001 North Bay ON 5.80 000111301 Langley BC 5.70 000062501 Tiverton ON 5.70 000060104 Ottawa ON 5.50 080130003 Longmont CO 5.50 000100006 Williams Lake Columneetza School BC 5.50 000060609 Sudbury ON 5.40 000060709 Sault Ste Marie ON 5.40 000053601 N.-D.-du-Rosaire QC 5.40 000041302 BATHURST NB 5.30 000100059 Grand Forks City Hall BC 5.20 060570005 Grass Valley CA 5.10 080131001 Boulder - CU - 2102 Athens St. CO 5.10 040134010 Dysart AZ 5.10 000060903 London ON 5.10 000031001 Sable Island NS 4.90 000100031 Nanaimo Labieux Road BC 4.90 000090402 Medicine Hat - Crescent Hts AB 4.80 060670006 Sacramento - Del Paso Manor CA 4.80 060070002 Chico - Manzanita CA 4.80 000100016 Kitimat Rail BC 4.60 060571001 Truckee BAM CA 4.60 000100055 Langford Lakewood Elementary School BC 4.60 000100035 Golden Hospital BC 4.60 000100007 Kamloops Brocklehurst BC 4.40 000020401 SOUTHAMPTON PE 4.30 000111101 Chilliwack BC 4.10 080350004 Chatfield Park - 11500 N. Roxborough Par CO 4.10 000110119 Burnaby South BC 3.70 000100012 Kitimat Riverlodge BC 3.60 000091101 Elk Island AB 3.40 000100005 Kelowna College BC 3.00 000100052 Nelson Kutenai Place BC 3.00 000070203 Brandon MB 3.00 000070119 Winnipeg_Ellens MB 2.60 000100023 Terrace BC Access Centre BC 2.20 000100049 Osoyoos Canada Customs BC Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 46.90 000030310 SYDNEY NS 38.70 000031001 Sable Island NS 23.00 000030901 PICTOU NS 23.00 000020401 SOUTHAMPTON PE 18.10 000010401 Mount Pearl NF 17.30 000063701 Grand Bend ON 17.30 000062501 Tiverton ON 15.60 000030120 Lake Major NS 13.30 061131003 Woodland CA 13.30 061130004 Davis CA 13.30 060959999 Rio Vista CA 13.30 060953002 Vacaville CA 13.30 060950004 Vallejo - 304 Tuolumne Street CA 13.30 060850005 San Jose - Jackson St. CA 13.30 060811001 Redwood City CA 13.30 060773005 TracyAP CA 13.30 060750005 San Francisco - Arkansas Street CA 13.30 060670012 Folsom CA 13.30 060670011 Elk Grove CA 13.30 060670010 Sacramento - T Street CA 13.30 060670006 Sacramento - Del Paso Manor CA 13.30 060610006 Roseville - N.Sunrise/Douglas CA 13.30 060550003 Napa - Jefferson St CA 13.30 060410003 Point Reyes CA 13.30 060010011 Oakland West CA 13.30 060010007 Livermore - Rincon CA 13.00 060731010 San Diego - Beardsley Street CA 12.40 100032004 MLK DE 12.00 000030501 KEJIMKUJIK NATIONAL NS 11.50 061113001 El Rio - Rio Mesa School #2 CA 11.50 061111004 Ojai - Ojai Ave. CA 11.50 060832004 Lompoc H Street CA 11.50 060831008 Santa Maria - Broadway CA 11.50 060830011 Santa Barbara CA 11.50 000100031 Nanaimo Labieux Road BC 11.30 110010043 McMillan Reservoir DC 10.80 000060204 Windsor Downtown ON 10.50 000041302 BATHURST NB 10.00 061112002 Simi Valley - Cochran Street CA 10.00 061110009 Piru - Pacific CA 10.00 061110007 Thousand Oaks - Moorpark Road CA 10.00 060731008 Camp Pendleton CA 10.00 060731002 Escondido CA 10.00 060711004 Upland CA 10.00 060710005 Lake Gregory - Crestline CA 10.00 060659001 Lake Elsinore - W. Flint Street CA 10.00 060658001 Riverside - Rubidoux CA 10.00 060590007 Anaheim CA 10.00 060371103 Los Angeles - N. Main Street CA 10.00 060371002 Burbank - W. Palm Ave CA 10.00 060370016 Glendora - Laurel CA 9.70 060650012 Banning - South Hathaway Street CA 9.70 000040302 MONCTON NB 9.70 000030701 AYLESFORD MOUNTAIN NS 9.70 000020301 WELLINGTON PE 9.70 000020104 CHARLOTTETOWN PE 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 000065801 Chatham ON 9.10 000065301 Port Stanley ON 9.10 000061004 Sarnia ON 9.10 000060903 London ON 9.00 120470015 White Springs FL 9.00 120310100 Mayo Clinic FL 9.00 120310098 Mandarin FL 9.00 120310077 Sheffield Elementary School FL 9.00 120230002 Lake City FL 9.00 120013011 Payne's Prarie FL 8.70 061010003 Yuba City CA 8.70 060890007 Anderson CA 8.70 060570005 Grass Valley CA 8.70 060210002 Willows - E. Laurel Street CA 8.70 060111002 Colusa - Sunrise Blvd. CA 8.70 060074001 Gridley CA 8.70 060072001 Paradise - Birch Street CA 8.70 060070002 Chico - Manzanita CA 8.20 000040209 CASTLE ST. SAINT JO NB 8.20 000040207 SAINT JOHN WEST NB 8.20 000040203 FOREST HILLS NB 8.20 000040103 FREDERICTON NB 7.70 040139998 Vehicle Emissions Laboratory AZ 7.70 040139812 Durango AZ 7.70 040138005 Estrella AZ 7.70 040134010 Dysart AZ 7.70 040130019 West Phoenix AZ 7.60 000060709 Sault Ste Marie ON 7.30 120090011 Fay Park FL 7.30 120090007 Melbourne FL 7.20 061072002 Visalia - N. Church Street CA 7.20 060798001 Atascadero CA 7.20 060792004 Mesa 2 /Nipomo CA 7.20 060310004 Corcoran CA 7.20 060290014 Bakersfield - 5558 California Ave CA 7.20 060190008 Fresno - 1st Street CA 7.20 000100058 Quadra Island Cape M BC 7.20 000010301 Cornerbrook NF 7.10 120111002 DAVIE FL 7.00 000100055 Langford Lakewood Elementary School BC 7.00 000100021 Victoria Topaz BC 7.00 000061201 Cornwall ON 7.00 000054501 L'Assomption QC 7.00 000054401 Saint-Anicet QC 7.00 000052301 Saint-Faustin QC 7.00 000052201 Brossard QC 7.00 000050131 Hochelaga QC 7.00 000050129 Rivière-des-Prairies QC 7.00 000050128 Aéroport de Montréal 1 QC 7.00 000050126 Sainte-Anne-de-Bellevue QC 7.00 000050121 PARC OCÉANIE QC 7.00 000050113 Chomedey QC 7.00 000050110 Parc Pilon QC 7.00 000050109 Duncan QC 7.00 000050105 Drummond QC 6.90 060731006 Alpine CA 6.90 060730003 El Cajon - Redwood Ave CA 6.90 060250006 Calexico - East CA 6.90 060250005 Calexico - Ethel Street CA 6.70 090092123 Waterbury CT 6.70 090050005 Cornwall CT 6.70 090050004 Thomaston CT 6.70 090011123 Danbury CT 6.70 000111301 Langley BC 6.70 000111101 Chilliwack BC 6.70 000110119 Burnaby South BC 6.70 000100033 Whistler Meadow Park BC 6.60 090110124 Groton Fort Griswold CT 6.60 090090027 New Haven - Criscuolo Park CT 6.60 090032006 East Hartford - High Street CT 6.50 000065201 Parry Sound ON 6.50 000062001 North Bay ON 6.50 000060609 Sudbury ON 6.40 061070009 Sequoia/Kings Canyon - Ash Mountain CA 6.40 060990005 Modesto - 14th Street CA 6.40 060431001 Yosemite Village - Visitor Center CA 6.40 040191034 Coachline AZ 6.20 000055201 Lemieux QC 6.20 000054901 Ditton QC 6.20 000054801 Stukely QC 6.20 000054703 Bécancour (Aréna) QC 6.20 000053801 Tingwick QC 6.20 000053301 Deschambault QC 6.20 000052001 Charette QC 6.20 000051501 Zéphirin QC 6.20 000051201 Frigon QC 6.20 000050801 Ursulines QC 6.20 000050404 Parc Cambron QC 6.20 000050310 St-Charles Garnier QC 6.20 000050308 Des Sables QC 6.10 080770017 Grand Junction - Powell Building CO 6.10 080450007 Rifle Particulate CO 6.00 000065401 Belleville ON 6.00 000061104 Peterborough ON 5.90 000080110 Regina SK 5.60 000063301 Dorset ON 5.50 000060104 Ottawa ON 5.50 000052401 La Pêche QC 5.30 000065701 Morrisburg ON 5.30 000060303 Kingston ON 5.20 080350004 Chatfield Park - 11500 N. Roxborough Par CO 5.20 080131001 Boulder - CU - 2102 Athens St. CO 5.20 080130003 Longmont CO 5.10 120710005 Winkler Pump Station FL 5.10 120210004 Laurel Oaks Elementary FL 5.00 000053201 PÉMONCA QC 5.00 000050504 Université Chicoutimi QC 4.80 060639901 Quincy BAM CA 4.80 060571001 Truckee BAM CA 4.60 060271023 Bishop Paiute Tribe-CA CA 4.60 000100040 Williams Lake CRD School BC 4.60 000100036 Quesnel West Correlieu School BC 4.60 000100009 Quesnel Maple Drive BC 4.60 000100008 Quesnel Senior Secondary BC 4.60 000100006 Williams Lake Columneetza School BC 4.50 120330004 Ellyson Industrial Park FL 4.50 081230006 Greeley Hospital CO 4.50 080310025 Denver Animal Shelter - 678 S. Jason St. CO 4.50 080310013 Denver - NJH - 14th Ave. & Albion St. CO 4.50 080310002 Denver - CAMP - 2105 Broadway CO 4.50 080010006 Commerce City - 7101 Birch St. CO 4.50 010970003 CHICK. AL 4.40 080410017 Colorado College CO 4.30 000053701 HILAIRE QC 4.30 000053601 N.-D.-du-Rosaire QC 4.30 000040901 ST ANDREWS NB 4.30 000040801 CANTERBURY NB 4.20 120730012 Tallahassee Community College FL 4.20 040191113 Geronimo AZ 4.20 040191032 Rose Elementary AZ 4.20 040191030 Green Valley AZ 4.00 120590004 Bonifay FL 4.00 120050006 St. Andrews Park FL 3.70 011190002 GASTON AL 3.50 050350005 MARION AR 3.50 010731009 PROVIDENCE AL 3.50 010731005 MCADORY AL 3.50 000070119 Winnipeg_Ellens MB 3.40 000100049 Osoyoos Canada Customs BC 3.40 000100041 Vernon Science Centre BC 3.40 000100014 PRG Gladstone School BC 3.40 000100007 Kamloops Brocklehurst BC 3.40 000100005 Kelowna College BC 3.40 000100004 PRG Plaza 400 BC 3.10 051430005 SPRNGDLE AR 2.80 120573002 SYDNEY FL 2.80 120571065 gandy FL 2.80 120570030 PCEIA3 FL 2.70 011030011 DECATUR AL 2.70 010890014 Huntsville Old Airport AL 2.70 010735003 CORNER AL 2.70 010735002 PINSON AL 2.70 010732006 HOOVER AL 2.70 010732003 WYLAM AL 2.70 010731010 LEEDS AL 2.70 010730023 NO. BHAM AL 2.50 011011002 MONTG AL 2.50 000070301 Flin Flon MB 2.20 000091101 Elk Island AB 2.10 000100059 Grand Forks City Hall BC 2.10 000100052 Nelson Kutenai Place BC 2.10 000090402 Medicine Hat - Crescent Hts AB 2.00 000100029 Smithers St Josephs BC 2.00 000100023 Terrace BC Access Centre BC 2.00 000100016 Kitimat Rail BC 2.00 000100012 Kitimat Riverlodge BC 1.90 000100035 Golden Hospital BC 1.80 000100022 Houston Firehall BC 1.60 000070203 Brandon MB 1.50 051390006 El Dorado AR 1.50 051191008 ADEQ-DSR AR 1.50 051190007 PARR AR 1.00 000070118 Winnipeg_Scotia MB AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)