Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.85 000050129 Rivière-des-Prairies QC 0.84 090032006 East Hartford - High Street CT 0.82 000061201 Cornwall ON 0.82 000050110 Parc Pilon QC 0.81 000050126 Sainte-Anne-de-Bellevue QC 0.80 000054703 Bécancour (Aréna) QC 0.80 000040103 FREDERICTON NB 0.78 000030501 KEJIMKUJIK NATIONAL NS 0.76 010970003 CHICK. AL 0.76 000050131 Hochelaga QC 0.75 090110124 Groton Fort Griswold CT 0.75 000040901 ST ANDREWS NB 0.75 000040203 FOREST HILLS NB 0.74 090090027 New Haven - Criscuolo Park CT 0.74 000060104 Ottawa ON 0.74 000050128 Aéroport de Montréal 1 QC 0.72 000060303 Kingston ON 0.72 000053201 PÉMONCA QC 0.72 000050801 Ursulines QC 0.72 000050121 PARC OCÉANIE QC 0.72 000020301 WELLINGTON PE 0.71 120050006 St. Andrews Park FL 0.71 000053801 Tingwick QC 0.71 000051501 Zéphirin QC 0.70 000054401 Saint-Anicet QC 0.68 000052301 Saint-Faustin QC 0.68 000050113 Chomedey QC 0.67 120330004 Ellyson Industrial Park FL 0.67 000020401 SOUTHAMPTON PE 0.66 060190008 Fresno - 1st Street CA 0.66 000052001 Charette QC 0.66 000040801 CANTERBURY NB 0.65 000054501 L'Assomption QC 0.65 000050310 St-Charles Garnier QC 0.64 000040209 CASTLE ST. SAINT JO NB 0.63 000050404 Parc Cambron QC 0.62 060731010 San Diego - Beardsley Street CA 0.62 000065401 Belleville ON 0.62 000061104 Peterborough ON 0.62 000053301 Deschambault QC 0.61 090050004 Thomaston CT 0.61 000053701 HILAIRE QC 0.61 000020104 CHARLOTTETOWN PE 0.60 000065701 Morrisburg ON 0.60 000054801 Stukely QC 0.59 000050109 Duncan QC 0.59 000030901 PICTOU NS 0.58 000050308 Des Sables QC 0.57 090092123 Waterbury CT 0.57 000070203 Brandon MB 0.57 000060609 Sudbury ON 0.57 000052201 Brossard QC 0.57 000040207 SAINT JOHN WEST NB 0.55 000053601 N.-D.-du-Rosaire QC 0.53 090011123 Danbury CT 0.53 010731009 PROVIDENCE AL 0.53 000062501 Tiverton ON 0.51 040191113 Geronimo AZ 0.51 000062001 North Bay ON 0.50 010731010 LEEDS AL 0.50 000063301 Dorset ON #coincidences 10-30 and Corr > 0.5 0.85 000052401 La Pêche QC 0.77 000040302 MONCTON NB 0.69 000030120 Lake Major NS 0.68 090050005 Cornwall CT 0.55 000030701 AYLESFORD MOUNTAIN NS Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.95 000053801 Tingwick QC 0.94 000050801 Ursulines QC 0.93 090032006 East Hartford - High Street CT 0.92 000054703 Bécancour (Aréna) QC 0.91 000050128 Aéroport de Montréal 1 QC 0.90 000040203 FOREST HILLS NB 0.89 000050310 St-Charles Garnier QC 0.89 000040901 ST ANDREWS NB 0.88 010970003 CHICK. AL 0.88 000050113 Chomedey QC 0.88 000020301 WELLINGTON PE 0.87 000050131 Hochelaga QC 0.86 000051501 Zéphirin QC 0.85 000050308 Des Sables QC 0.85 000050105 Drummond QC 0.85 000020104 CHARLOTTETOWN PE 0.84 000050121 PARC OCÉANIE QC 0.83 000054801 Stukely QC 0.82 000054501 L'Assomption QC 0.81 120050006 St. Andrews Park FL 0.81 060190008 Fresno - 1st Street CA 0.81 000053701 HILAIRE QC 0.79 120330004 Ellyson Industrial Park FL 0.78 010731010 LEEDS AL 0.78 000050504 Université Chicoutimi QC 0.77 090050004 Thomaston CT 0.77 000052201 Brossard QC 0.76 090092123 Waterbury CT 0.74 000050109 Duncan QC 0.73 000055201 Lemieux QC 0.70 040191113 Geronimo AZ 0.70 040191032 Rose Elementary AZ 0.69 000060512 Hamilton Downtown ON 0.68 060310004 Corcoran CA 0.64 060832004 Lompoc H Street CA 0.60 040191030 Green Valley AZ 0.59 120590004 Bonifay FL 0.58 061111004 Ojai - Ojai Ave. CA 0.57 010732006 HOOVER AL 0.56 010731009 PROVIDENCE AL 0.56 010731005 MCADORY AL 0.52 010735003 CORNER AL 0.50 060072001 Paradise - Birch Street CA 0.50 011190002 GASTON AL #coincidences 10-30 and Corr > 0.5 0.97 000050110 Parc Pilon QC 0.95 000050129 Rivière-des-Prairies QC 0.94 000052401 La Pêche QC 0.93 090050005 Cornwall CT 0.93 000053201 PÉMONCA QC 0.92 090090027 New Haven - Criscuolo Park CT 0.92 000061201 Cornwall ON 0.92 000052001 Charette QC 0.92 000050126 Sainte-Anne-de-Bellevue QC 0.91 000052301 Saint-Faustin QC 0.91 000050404 Parc Cambron QC 0.90 090110124 Groton Fort Griswold CT 0.89 060731010 San Diego - Beardsley Street CA 0.89 000053601 N.-D.-du-Rosaire QC 0.88 000060104 Ottawa ON 0.88 000040207 SAINT JOHN WEST NB 0.88 000030701 AYLESFORD MOUNTAIN NS 0.88 000030501 KEJIMKUJIK NATIONAL NS 0.87 061072002 Visalia - N. Church Street CA 0.87 000053301 Deschambault QC 0.86 000065401 Belleville ON 0.86 000061104 Peterborough ON 0.86 000030120 Lake Major NS 0.83 000054401 Saint-Anicet QC 0.82 000040209 CASTLE ST. SAINT JO NB 0.80 000065001 Barrie ON 0.76 060070002 Chico - Manzanita CA 0.76 000060303 Kingston ON 0.74 090011123 Danbury CT 0.74 000070203 Brandon MB 0.73 000030901 PICTOU NS 0.72 000041302 BATHURST NB 0.70 000062501 Tiverton ON 0.70 000020401 SOUTHAMPTON PE 0.69 040134010 Dysart AZ 0.69 000063301 Dorset ON 0.68 060950004 Vallejo - 304 Tuolumne Street CA 0.68 000070119 Winnipeg_Ellens MB 0.66 060890007 Anderson CA 0.65 000063701 Grand Bend ON 0.63 060798001 Atascadero CA 0.63 000065701 Morrisburg ON 0.62 060610006 Roseville - N.Sunrise/Douglas CA 0.62 000061402 Brantford ON 0.62 000031001 Sable Island NS 0.60 000061302 St. Catharines ON 0.56 120730012 Tallahassee Community College FL 0.56 060250005 Calexico - Ethel Street CA 0.55 011030011 DECATUR AL 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 29.00 060650012 Banning - South Hathaway Street CA 24.60 040138005 Estrella AZ 23.40 040139998 Vehicle Emissions Laboratory AZ 14.60 040191030 Green Valley AZ 13.00 040191032 Rose Elementary AZ 12.80 040139812 Durango AZ 11.90 061113001 El Rio - Rio Mesa School #2 CA 11.90 061111004 Ojai - Ojai Ave. CA 10.30 060832004 Lompoc H Street CA 8.90 120330004 Ellyson Industrial Park FL 8.60 010970003 CHICK. AL 8.40 040191113 Geronimo AZ 7.20 060670012 Folsom CA 5.90 080010006 Commerce City - 7101 Birch St. CO 5.40 081230006 Greeley Hospital CO 5.40 061130004 Davis CA 5.40 061110007 Thousand Oaks - Moorpark Road CA 4.90 080310013 Denver - NJH - 14th Ave. & Albion St. CO 4.60 080450007 Rifle Particulate CO 4.30 080310002 Denver - CAMP - 2105 Broadway CO 4.20 061112002 Simi Valley - Cochran Street CA 4.20 061110009 Piru - Pacific CA 4.20 060811001 Redwood City CA 3.90 000060512 Hamilton Downtown ON 3.60 060550003 Napa - Jefferson St CA 3.60 000050504 Université Chicoutimi QC 3.50 080410017 Colorado College CO 3.00 060250006 Calexico - East CA 2.60 120050006 St. Andrews Park FL 2.50 000020104 CHARLOTTETOWN PE 1.90 080310025 Denver Animal Shelter - 678 S. Jason St. CO 1.90 000020301 WELLINGTON PE 1.70 000100021 Victoria Topaz BC 1.50 090032006 East Hartford - High Street CT 1.30 060370016 Glendora - Laurel CA 0.60 051190007 PARR AR 0.60 000052201 Brossard QC 0.50 051430005 SPRNGDLE AR 0.50 000040901 ST ANDREWS NB #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 22.80 040130019 West Phoenix AZ 18.10 000030501 KEJIMKUJIK NATIONAL NS 10.80 060831008 Santa Maria - Broadway CA 10.80 000020401 SOUTHAMPTON PE 9.10 060830011 Santa Barbara CA 8.10 060670006 Sacramento - Del Paso Manor CA 8.00 080350004 Chatfield Park - 11500 N. Roxborough Par CO 7.80 000030901 PICTOU NS 7.50 080130003 Longmont CO 7.00 080131001 Boulder - CU - 2102 Athens St. CO 6.90 060659001 Lake Elsinore - W. Flint Street CA 5.80 060670010 Sacramento - T Street CA 5.70 000061402 Brantford ON 5.70 000010301 Cornerbrook NF 5.50 000065001 Barrie ON 5.10 060271023 Bishop Paiute Tribe-CA CA 5.00 061131003 Woodland CA 5.00 000061502 Kitchener ON 4.90 060731010 San Diego - Beardsley Street CA 4.80 060950004 Vallejo - 304 Tuolumne Street CA 4.80 000041302 BATHURST NB 4.70 060010007 Livermore - Rincon CA 4.40 000062501 Tiverton ON 4.30 000060204 Windsor Downtown ON 4.10 000060903 London ON 3.80 000065801 Chatham ON 3.70 000065301 Port Stanley ON 3.70 000030701 AYLESFORD MOUNTAIN NS 3.40 000061104 Peterborough ON 3.30 000060424 Toronto Downtown ON 3.20 060731002 Escondido CA 3.00 060571001 Truckee BAM CA 2.80 060959999 Rio Vista CA 2.80 060610006 Roseville - N.Sunrise/Douglas CA 2.80 000040209 CASTLE ST. SAINT JO NB 2.70 120111002 DAVIE FL 2.70 060798001 Atascadero CA 2.50 060250005 Calexico - Ethel Street CA 2.50 000065201 Parry Sound ON 2.50 000053601 N.-D.-du-Rosaire QC 2.40 000060609 Sudbury ON 2.20 090110124 Groton Fort Griswold CT 2.20 060953002 Vacaville CA 2.10 060410003 Point Reyes CA 2.00 000065401 Belleville ON 1.80 060070002 Chico - Manzanita CA 1.70 000052401 La Pêche QC 1.60 000052301 Saint-Faustin QC 1.50 061070009 Sequoia/Kings Canyon - Ash Mountain CA 1.50 060570005 Grass Valley CA 1.40 000070119 Winnipeg_Ellens MB 1.30 060730003 El Cajon - Redwood Ave CA 1.20 060850005 San Jose - Jackson St. CA 1.20 000061201 Cornwall ON 1.20 000060104 Ottawa ON 1.10 080770017 Grand Junction - Powell Building CO 1.10 000061302 St. Catharines ON 1.00 000062001 North Bay ON 0.90 000070203 Brandon MB 0.90 000063301 Dorset ON 0.90 000060709 Sault Ste Marie ON 0.60 000100049 Osoyoos Canada Customs BC 0.60 000050129 Rivière-des-Prairies QC 0.50 090090027 New Haven - Criscuolo Park CT Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 12.50 060650012 Banning - South Hathaway Street CA 12.40 061113001 El Rio - Rio Mesa School #2 CA 12.30 061111004 Ojai - Ojai Ave. CA 12.10 040138005 Estrella AZ 11.50 060832004 Lompoc H Street CA 11.40 040139998 Vehicle Emissions Laboratory AZ 8.10 040191030 Green Valley AZ 7.80 040139812 Durango AZ 7.30 040191032 Rose Elementary AZ 5.80 060250006 Calexico - East CA 5.60 040191113 Geronimo AZ 5.20 060670012 Folsom CA 4.40 120590004 Bonifay FL 3.90 120330004 Ellyson Industrial Park FL 3.60 061130004 Davis CA 3.50 061110007 Thousand Oaks - Moorpark Road CA 3.50 000060512 Hamilton Downtown ON 3.40 060811001 Redwood City CA 3.40 060550003 Napa - Jefferson St CA 3.30 120050006 St. Andrews Park FL 3.10 081230006 Greeley Hospital CO 3.00 080310013 Denver - NJH - 14th Ave. & Albion St. CO 2.90 080310002 Denver - CAMP - 2105 Broadway CO 2.80 061112002 Simi Valley - Cochran Street CA 2.70 061110009 Piru - Pacific CA 2.70 000050504 Université Chicoutimi QC 2.40 080010006 Commerce City - 7101 Birch St. CO 1.80 080450007 Rifle Particulate CO 1.80 060710005 Lake Gregory - Crestline CA 1.70 000051501 Zéphirin QC 1.60 080410017 Colorado College CO 1.50 000052201 Brossard QC 1.10 090032006 East Hartford - High Street CT 1.00 000100021 Victoria Topaz BC 0.90 060210002 Willows - E. Laurel Street CA 0.80 060190008 Fresno - 1st Street CA 0.70 061010003 Yuba City CA 0.50 010970003 CHICK. AL #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 15.10 060831008 Santa Maria - Broadway CA 14.00 040134010 Dysart AZ 10.00 040130019 West Phoenix AZ 9.10 000030501 KEJIMKUJIK NATIONAL NS 8.40 060830011 Santa Barbara CA 6.90 000020401 SOUTHAMPTON PE 6.30 060731010 San Diego - Beardsley Street CA 6.30 060670006 Sacramento - Del Paso Manor CA 5.80 000061502 Kitchener ON 5.40 060670010 Sacramento - T Street CA 5.40 000030901 PICTOU NS 5.00 000060424 Toronto Downtown ON 4.90 000065001 Barrie ON 4.60 080131001 Boulder - CU - 2102 Athens St. CO 4.60 000061402 Brantford ON 4.40 080130003 Longmont CO 4.40 060010007 Livermore - Rincon CA 4.40 000010301 Cornerbrook NF 4.00 061131003 Woodland CA 4.00 060271023 Bishop Paiute Tribe-CA CA 3.70 060659001 Lake Elsinore - W. Flint Street CA 3.60 060570005 Grass Valley CA 3.40 080350004 Chatfield Park - 11500 N. Roxborough Par CO 3.40 000062501 Tiverton ON 3.40 000061302 St. Catharines ON 3.40 000060903 London ON 3.30 060610006 Roseville - N.Sunrise/Douglas CA 3.20 060950004 Vallejo - 304 Tuolumne Street CA 3.00 061072002 Visalia - N. Church Street CA 2.70 060571001 Truckee BAM CA 2.60 080770017 Grand Junction - Powell Building CO 2.60 060850005 San Jose - Jackson St. CA 2.60 000060204 Windsor Downtown ON 2.50 000063701 Grand Bend ON 2.40 000060609 Sudbury ON 2.30 000065301 Port Stanley ON 2.30 000061104 Peterborough ON 2.10 090110124 Groton Fort Griswold CT 2.10 060959999 Rio Vista CA 2.10 060953002 Vacaville CA 2.10 060250005 Calexico - Ethel Street CA 2.10 000054401 Saint-Anicet QC 2.10 000041302 BATHURST NB 1.90 000065801 Chatham ON 1.80 060730003 El Cajon - Redwood Ave CA 1.80 060070002 Chico - Manzanita CA 1.70 060639901 Quincy BAM CA 1.60 060890007 Anderson CA 1.60 000061201 Cornwall ON 1.50 000065401 Belleville ON 1.50 000060104 Ottawa ON 1.50 000050404 Parc Cambron QC 1.40 090050005 Cornwall CT 1.40 000053601 N.-D.-du-Rosaire QC 1.30 060074001 Gridley CA 1.30 000060709 Sault Ste Marie ON 1.30 000030701 AYLESFORD MOUNTAIN NS 1.20 000063301 Dorset ON 1.20 000062001 North Bay ON 1.20 000050129 Rivière-des-Prairies QC 1.10 000052301 Saint-Faustin QC 1.00 060798001 Atascadero CA 1.00 000091101 Elk Island AB 1.00 000070203 Brandon MB 0.90 000065701 Morrisburg ON 0.90 000065201 Parry Sound ON 0.80 060410003 Point Reyes CA 0.60 000070119 Winnipeg_Ellens MB Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 31.90 010730023 NO. BHAM AL 24.70 010731010 LEEDS AL 24.40 060711004 Upland CA 22.00 060658001 Riverside - Rubidoux CA 22.00 010732003 WYLAM AL 21.40 060371002 Burbank - W. Palm Ave CA 21.10 060710005 Lake Gregory - Crestline CA 20.60 060371103 Los Angeles - N. Main Street CA 20.20 120230002 Lake City FL 19.40 120470015 White Springs FL 19.40 010731005 MCADORY AL 19.20 010970003 CHICK. AL 19.10 060111002 Colusa - Sunrise Blvd. CA 18.80 120330004 Ellyson Industrial Park FL 18.60 060590007 Anaheim CA 18.50 120590004 Bonifay FL 18.50 011011002 MONTG AL 18.20 010890014 Huntsville Old Airport AL 17.80 120210004 Laurel Oaks Elementary FL 17.60 060370016 Glendora - Laurel CA 17.40 040139812 Durango AZ 17.10 011190002 GASTON AL 16.80 060650012 Banning - South Hathaway Street CA 16.70 120710005 Winkler Pump Station FL 16.40 000050105 Drummond QC 16.00 010731009 PROVIDENCE AL 15.80 120050006 St. Andrews Park FL 15.80 010735003 CORNER AL 15.70 060310004 Corcoran CA 15.50 120013011 Payne's Prarie FL 15.40 010732006 HOOVER AL 15.10 090092123 Waterbury CT 14.70 061112002 Simi Valley - Cochran Street CA 14.70 061110009 Piru - Pacific CA 14.60 100032004 MLK DE 14.60 060210002 Willows - E. Laurel Street CA 14.30 060750005 San Francisco - Arkansas Street CA 14.10 060832004 Lompoc H Street CA 13.60 120090011 Fay Park FL 13.60 060250006 Calexico - East CA 13.50 061110007 Thousand Oaks - Moorpark Road CA 13.50 060290014 Bakersfield - 5558 California Ave CA 13.40 120090007 Melbourne FL 13.20 051191008 ADEQ-DSR AR 12.40 061113001 El Rio - Rio Mesa School #2 CA 12.40 061111004 Ojai - Ojai Ave. CA 12.40 051190007 PARR AR 11.90 120310098 Mandarin FL 11.90 090032006 East Hartford - High Street CT 11.80 050350005 MARION AR 11.50 051430005 SPRNGDLE AR 11.50 000050109 Duncan QC 11.40 000040203 FOREST HILLS NB 11.20 060190008 Fresno - 1st Street CA 11.10 000055201 Lemieux QC 11.00 000050308 Des Sables QC 10.90 120310100 Mayo Clinic FL 10.90 000050131 Hochelaga QC 10.70 000050113 Chomedey QC 10.60 000050128 Aéroport de Montréal 1 QC 10.40 090050004 Thomaston CT 10.10 080310025 Denver Animal Shelter - 678 S. Jason St. CO 9.50 040191113 Geronimo AZ 9.20 060072001 Paradise - Birch Street CA 9.00 000054501 L'Assomption QC 8.70 000050801 Ursulines QC 8.50 000020301 WELLINGTON PE 8.40 000061004 Sarnia ON 8.40 000054703 Bécancour (Aréna) QC 8.30 061010003 Yuba City CA 8.30 000050121 PARC OCÉANIE QC 8.20 000040901 ST ANDREWS NB 8.10 060990005 Modesto - 14th Street CA 8.00 080450007 Rifle Particulate CO 8.00 000054801 Stukely QC 8.00 000020104 CHARLOTTETOWN PE 7.90 060550003 Napa - Jefferson St CA 7.70 080310002 Denver - CAMP - 2105 Broadway CO 7.60 000050310 St-Charles Garnier QC 7.40 060811001 Redwood City CA 7.30 000053701 HILAIRE QC 7.10 080310013 Denver - NJH - 14th Ave. & Albion St. CO 6.70 040139998 Vehicle Emissions Laboratory AZ 6.70 000053801 Tingwick QC 6.60 081230006 Greeley Hospital CO 6.50 000052201 Brossard QC 6.40 080410017 Colorado College CO 6.30 000060512 Hamilton Downtown ON 6.30 000051501 Zéphirin QC 6.10 080010006 Commerce City - 7101 Birch St. CO 6.10 061130004 Davis CA 5.60 040138005 Estrella AZ 4.80 040191032 Rose Elementary AZ 4.60 000100021 Victoria Topaz BC 4.60 000070301 Flin Flon MB 4.20 060670012 Folsom CA 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 29.40 060792004 Mesa 2 /Nipomo CA 25.00 000063701 Grand Bend ON 22.30 000051201 Frigon QC 19.40 010735002 PINSON AL 19.20 120571065 gandy FL 19.00 061070009 Sequoia/Kings Canyon - Ash Mountain CA 18.60 060731010 San Diego - Beardsley Street CA 18.20 060731006 Alpine CA 17.30 120730012 Tallahassee Community College FL 17.20 011030011 DECATUR AL 17.10 120573002 SYDNEY FL 17.10 060731002 Escondido CA 16.50 060730003 El Cajon - Redwood Ave CA 16.00 120570030 PCEIA3 FL 15.80 060830011 Santa Barbara CA 14.50 060659001 Lake Elsinore - W. Flint Street CA 14.00 060639901 Quincy BAM CA 13.50 060831008 Santa Maria - Broadway CA 13.40 080770017 Grand Junction - Powell Building CO 13.40 000030120 Lake Major NS 13.10 090050005 Cornwall CT 13.10 090011123 Danbury CT 13.00 090110124 Groton Fort Griswold CT 12.80 090090027 New Haven - Criscuolo Park CT 12.50 000040209 CASTLE ST. SAINT JO NB 12.40 120111002 DAVIE FL 12.40 051390006 El Dorado AR 12.20 060250005 Calexico - Ethel Street CA 12.10 000030701 AYLESFORD MOUNTAIN NS 11.80 060890007 Anderson CA 11.50 000100040 Williams Lake CRD School BC 11.40 060431001 Yosemite Village - Visitor Center CA 11.10 120310077 Sheffield Elementary School FL 10.90 000040207 SAINT JOHN WEST NB 10.70 000052001 Charette QC 10.20 061072002 Visalia - N. Church Street CA 10.20 060850005 San Jose - Jackson St. CA 9.90 000030901 PICTOU NS 9.80 000061302 St. Catharines ON 9.80 000060303 Kingston ON 9.40 000054401 Saint-Anicet QC 9.10 040130019 West Phoenix AZ 9.00 110010043 McMillan Reservoir DC 9.00 000050126 Sainte-Anne-de-Bellevue QC 8.90 060410003 Point Reyes CA 8.80 060953002 Vacaville CA 8.80 000100022 Houston Firehall BC 8.80 000100004 PRG Plaza 400 BC 8.70 000100014 PRG Gladstone School BC 8.60 060798001 Atascadero CA 8.40 000050404 Parc Cambron QC 8.30 060610006 Roseville - N.Sunrise/Douglas CA 8.30 000010301 Cornerbrook NF 8.10 000100009 Quesnel Maple Drive BC 7.80 060074001 Gridley CA 7.70 060959999 Rio Vista CA 7.70 000060424 Toronto Downtown ON 7.60 000065701 Morrisburg ON 7.50 000050110 Parc Pilon QC 7.30 000053301 Deschambault QC 7.20 000065401 Belleville ON 7.10 000053201 PÉMONCA QC 7.00 060950004 Vallejo - 304 Tuolumne Street CA 7.00 000050129 Rivière-des-Prairies QC 7.00 000030501 KEJIMKUJIK NATIONAL NS 6.90 060271023 Bishop Paiute Tribe-CA CA 6.90 060010007 Livermore - Rincon CA 6.80 000080110 Regina SK 6.60 000052301 Saint-Faustin QC 6.60 000010401 Mount Pearl NF 6.50 000061201 Cornwall ON 6.30 000052401 La Pêche QC 6.20 060670010 Sacramento - T Street CA 6.20 000100036 Quesnel West Correlieu School BC 6.10 000100029 Smithers St Josephs BC 6.10 000041302 BATHURST NB 5.90 000061104 Peterborough ON 5.80 000111301 Langley BC 5.70 000061502 Kitchener ON 5.60 061131003 Woodland CA 5.50 080130003 Longmont CO 5.50 060570005 Grass Valley CA 5.50 000100006 Williams Lake Columneetza School BC 5.50 000062001 North Bay ON 5.40 000063301 Dorset ON 5.30 000100059 Grand Forks City Hall BC 5.20 000065001 Barrie ON 5.20 000060104 Ottawa ON 5.20 000053601 N.-D.-du-Rosaire QC 5.20 000020401 SOUTHAMPTON PE 5.10 080131001 Boulder - CU - 2102 Athens St. CO 5.10 040134010 Dysart AZ 5.10 000031001 Sable Island NS 5.00 000061402 Brantford ON 4.90 000100031 Nanaimo Labieux Road BC 4.90 000100016 Kitimat Rail BC 4.90 000090402 Medicine Hat - Crescent Hts AB 4.90 000062501 Tiverton ON 4.90 000060204 Windsor Downtown ON 4.80 060670006 Sacramento - Del Paso Manor CA 4.80 060070002 Chico - Manzanita CA 4.80 000100055 Langford Lakewood Elementary School BC 4.80 000100007 Kamloops Brocklehurst BC 4.80 000065301 Port Stanley ON 4.80 000060903 London ON 4.80 000060709 Sault Ste Marie ON 4.70 000065801 Chatham ON 4.60 000100035 Golden Hospital BC 4.50 060571001 Truckee BAM CA 4.30 000111101 Chilliwack BC 4.10 080350004 Chatfield Park - 11500 N. Roxborough Par CO 4.10 000110119 Burnaby South BC 4.10 000065201 Parry Sound ON 3.80 000060609 Sudbury ON 3.70 000100012 Kitimat Riverlodge BC 3.60 000070118 Winnipeg_Scotia MB 3.40 000100005 Kelowna College BC 3.10 000091101 Elk Island AB 3.00 000100052 Nelson Kutenai Place BC 3.00 000070203 Brandon MB 2.90 000070119 Winnipeg_Ellens MB 2.80 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 59.40 000010401 Mount Pearl NF 21.80 000030310 SYDNEY NS 19.20 000031001 Sable Island NS 15.10 061131003 Woodland CA 15.10 061130004 Davis CA 15.10 060959999 Rio Vista CA 15.10 060953002 Vacaville CA 15.10 060950004 Vallejo - 304 Tuolumne Street CA 15.10 060850005 San Jose - Jackson St. CA 15.10 060811001 Redwood City CA 15.10 060773005 TracyAP CA 15.10 060750005 San Francisco - Arkansas Street CA 15.10 060670012 Folsom CA 15.10 060670011 Elk Grove CA 15.10 060670010 Sacramento - T Street CA 15.10 060670006 Sacramento - Del Paso Manor CA 15.10 060610006 Roseville - N.Sunrise/Douglas CA 15.10 060550003 Napa - Jefferson St CA 15.10 060410003 Point Reyes CA 15.10 060010007 Livermore - Rincon CA 12.40 000063701 Grand Bend ON 12.40 000062501 Tiverton ON 11.90 000030120 Lake Major NS 11.70 100032004 MLK DE 11.40 060650012 Banning - South Hathaway Street CA 10.00 061113001 El Rio - Rio Mesa School #2 CA 10.00 061111004 Ojai - Ojai Ave. CA 10.00 060832004 Lompoc H Street CA 10.00 060831008 Santa Maria - Broadway CA 10.00 060830011 Santa Barbara CA 9.90 000030901 PICTOU NS 9.90 000020401 SOUTHAMPTON PE 9.80 000030501 KEJIMKUJIK NATIONAL NS 8.90 061010003 Yuba City CA 8.90 060890007 Anderson CA 8.90 060570005 Grass Valley CA 8.90 060210002 Willows - E. Laurel Street CA 8.90 060111002 Colusa - Sunrise Blvd. CA 8.90 060074001 Gridley CA 8.90 060072001 Paradise - Birch Street CA 8.90 060070002 Chico - Manzanita CA 8.50 000060204 Windsor Downtown ON 8.40 090092123 Waterbury CT 8.40 090050005 Cornwall CT 8.40 090050004 Thomaston CT 8.40 090011123 Danbury CT 8.20 060731006 Alpine CA 8.20 060730003 El Cajon - Redwood Ave CA 8.20 060250006 Calexico - East CA 8.20 060250005 Calexico - Ethel Street CA 7.90 090110124 Groton Fort Griswold CT 7.90 090090027 New Haven - Criscuolo Park CT 7.90 090032006 East Hartford - High Street CT 7.80 040139998 Vehicle Emissions Laboratory AZ 7.80 040139812 Durango AZ 7.80 040138005 Estrella AZ 7.80 040134010 Dysart AZ 7.80 040130019 West Phoenix AZ 7.60 050350005 MARION AR 7.60 000070119 Winnipeg_Ellens MB 7.60 000010301 Cornerbrook NF 7.30 000070203 Brandon MB 7.20 010731009 PROVIDENCE AL 7.20 010731005 MCADORY AL 7.10 060731010 San Diego - Beardsley Street CA 7.10 000065001 Barrie ON 7.10 000061502 Kitchener ON 7.10 000061402 Brantford ON 7.10 000061302 St. Catharines ON 7.10 000060512 Hamilton Downtown ON 7.10 000060424 Toronto Downtown ON 7.00 110010043 McMillan Reservoir DC 6.90 000065801 Chatham ON 6.90 000065301 Port Stanley ON 6.90 000061004 Sarnia ON 6.90 000060903 London ON 6.30 000100049 Osoyoos Canada Customs BC 6.30 000100041 Vernon Science Centre BC 6.30 000100007 Kamloops Brocklehurst BC 6.30 000100005 Kelowna College BC 6.30 000070301 Flin Flon MB 6.20 040191034 Coachline AZ 6.20 011030011 DECATUR AL 6.20 010890014 Huntsville Old Airport AL 6.20 010735003 CORNER AL 6.20 010735002 PINSON AL 6.20 010732006 HOOVER AL 6.20 010732003 WYLAM AL 6.20 010731010 LEEDS AL 6.20 010730023 NO. BHAM AL 6.20 000100055 Langford Lakewood Elementary School BC 6.20 000100021 Victoria Topaz BC 6.20 000040302 MONCTON NB 6.20 000030701 AYLESFORD MOUNTAIN NS 6.20 000020301 WELLINGTON PE 6.20 000020104 CHARLOTTETOWN PE 6.10 000065701 Morrisburg ON 6.10 000060303 Kingston ON 6.10 000040209 CASTLE ST. SAINT JO NB 6.10 000040207 SAINT JOHN WEST NB 6.10 000040203 FOREST HILLS NB 6.10 000040103 FREDERICTON NB 5.90 120330004 Ellyson Industrial Park FL 5.90 010970003 CHICK. AL 5.80 000100031 Nanaimo Labieux Road BC 5.80 000070118 Winnipeg_Scotia MB 5.70 061112002 Simi Valley - Cochran Street CA 5.70 061110009 Piru - Pacific CA 5.70 061110007 Thousand Oaks - Moorpark Road CA 5.70 061072002 Visalia - N. Church Street CA 5.70 060798001 Atascadero CA 5.70 060792004 Mesa 2 /Nipomo CA 5.70 060731008 Camp Pendleton CA 5.70 060731002 Escondido CA 5.70 060711004 Upland CA 5.70 060710005 Lake Gregory - Crestline CA 5.70 060659001 Lake Elsinore - W. Flint Street CA 5.70 060658001 Riverside - Rubidoux CA 5.70 060590007 Anaheim CA 5.70 060371103 Los Angeles - N. Main Street CA 5.70 060371002 Burbank - W. Palm Ave CA 5.70 060370016 Glendora - Laurel CA 5.70 060310004 Corcoran CA 5.70 060290014 Bakersfield - 5558 California Ave CA 5.70 060190008 Fresno - 1st Street CA 5.70 000100058 Quadra Island Cape M BC 5.70 000080110 Regina SK 5.70 000065401 Belleville ON 5.70 000061104 Peterborough ON 5.60 000041302 BATHURST NB 5.40 000091101 Elk Island AB 5.30 080770017 Grand Junction - Powell Building CO 5.30 080450007 Rifle Particulate CO 5.30 000100059 Grand Forks City Hall BC 5.30 000100052 Nelson Kutenai Place BC 5.20 000111301 Langley BC 5.20 000111101 Chilliwack BC 5.20 000110119 Burnaby South BC 5.20 000100033 Whistler Meadow Park BC 5.20 000053701 HILAIRE QC 5.20 000053601 N.-D.-du-Rosaire QC 5.20 000040901 ST ANDREWS NB 5.20 000040801 CANTERBURY NB 5.00 000055201 Lemieux QC 5.00 000054901 Ditton QC 5.00 000054801 Stukely QC 5.00 000054703 Bécancour (Aréna) QC 5.00 000053801 Tingwick QC 5.00 000053301 Deschambault QC 5.00 000052001 Charette QC 5.00 000051501 Zéphirin QC 5.00 000051201 Frigon QC 5.00 000050801 Ursulines QC 5.00 000050404 Parc Cambron QC 5.00 000050310 St-Charles Garnier QC 5.00 000050308 Des Sables QC 4.90 060990005 Modesto - 14th Street CA 4.90 060431001 Yosemite Village - Visitor Center CA 4.90 040191113 Geronimo AZ 4.90 040191032 Rose Elementary AZ 4.90 040191030 Green Valley AZ 4.80 000061201 Cornwall ON 4.80 000054501 L'Assomption QC 4.80 000054401 Saint-Anicet QC 4.80 000052301 Saint-Faustin QC 4.80 000052201 Brossard QC 4.80 000050131 Hochelaga QC 4.80 000050129 Rivière-des-Prairies QC 4.80 000050128 Aéroport de Montréal 1 QC 4.80 000050126 Sainte-Anne-de-Bellevue QC 4.80 000050121 PARC OCÉANIE QC 4.80 000050113 Chomedey QC 4.80 000050110 Parc Pilon QC 4.80 000050109 Duncan QC 4.80 000050105 Drummond QC 4.40 060639901 Quincy BAM CA 4.40 060571001 Truckee BAM CA 4.20 120590004 Bonifay FL 4.20 120050006 St. Andrews Park FL 3.90 051430005 SPRNGDLE AR 3.70 120111002 DAVIE FL 3.70 080350004 Chatfield Park - 11500 N. Roxborough Par CO 3.70 080131001 Boulder - CU - 2102 Athens St. CO 3.70 080130003 Longmont CO 3.60 061070009 Sequoia/Kings Canyon - Ash Mountain CA 3.60 051390006 El Dorado AR 3.60 051191008 ADEQ-DSR AR 3.60 051190007 PARR AR 3.40 081230006 Greeley Hospital CO 3.40 080310025 Denver Animal Shelter - 678 S. Jason St. CO 3.40 080310013 Denver - NJH - 14th Ave. & Albion St. CO 3.40 080310002 Denver - CAMP - 2105 Broadway CO 3.40 080010006 Commerce City - 7101 Birch St. CO 3.30 120090011 Fay Park FL 3.30 120090007 Melbourne FL 3.30 000060104 Ottawa ON 3.30 000052401 La Pêche QC 3.20 000100040 Williams Lake CRD School BC 3.20 000100036 Quesnel West Correlieu School BC 3.20 000100009 Quesnel Maple Drive BC 3.20 000100008 Quesnel Senior Secondary BC 3.20 000100006 Williams Lake Columneetza School BC 3.00 011190002 GASTON AL 2.90 120573002 SYDNEY FL 2.90 120571065 gandy FL 2.90 120570030 PCEIA3 FL 2.90 000090402 Medicine Hat - Crescent Hts AB 2.70 000065201 Parry Sound ON 2.70 000062001 North Bay ON 2.70 000060609 Sudbury ON 2.60 120470015 White Springs FL 2.60 120310100 Mayo Clinic FL 2.60 120310098 Mandarin FL 2.60 120310077 Sheffield Elementary School FL 2.60 120230002 Lake City FL 2.60 120013011 Payne's Prarie FL 2.60 000063301 Dorset ON 2.60 000060709 Sault Ste Marie ON 2.50 080410017 Colorado College CO 2.30 120710005 Winkler Pump Station FL 2.30 120210004 Laurel Oaks Elementary FL 2.30 060271023 Bishop Paiute Tribe-CA CA 2.20 000100029 Smithers St Josephs BC 2.20 000100023 Terrace BC Access Centre BC 2.20 000100016 Kitimat Rail BC 2.20 000100012 Kitimat Riverlodge BC 2.10 011011002 MONTG AL 2.00 000053201 PÉMONCA QC 2.00 000050504 Université Chicoutimi QC 1.70 000100035 Golden Hospital BC 1.60 000100014 PRG Gladstone School BC 1.60 000100004 PRG Plaza 400 BC 1.10 120730012 Tallahassee Community College FL 0.90 000100022 Houston Firehall BC AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)