Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.63 090050004 Thomaston CT 0.63 000061402 Brantford ON 0.62 000091101 Elk Island AB 0.60 120571065 gandy FL 0.60 000054401 Saint-Anicet QC 0.58 120013011 Payne's Prarie FL 0.57 090092123 Waterbury CT 0.57 090032006 East Hartford - High Street CT 0.57 000065001 Barrie ON 0.57 000061302 St. Catharines ON 0.55 000090302 Red Deer AB 0.55 000063701 Grand Bend ON 0.54 000090502 Lethbridge AB 0.54 000061502 Kitchener ON 0.53 010730023 NO. BHAM AL 0.53 000094301 Cold Lake South AB 0.53 000090121 Edmonton East AB 0.53 000060424 Toronto Downtown ON 0.52 090090027 New Haven - Criscuolo Park CT 0.52 090011123 Danbury CT 0.52 000061004 Sarnia ON 0.52 000060512 Hamilton Downtown ON 0.51 000065801 Chatham ON 0.51 000065301 Port Stanley ON 0.51 000065201 Parry Sound ON 0.50 120210004 Laurel Oaks Elementary FL #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 0.87 131530001 Warner Robins GA 0.87 000090502 Lethbridge AB 0.85 000061402 Brantford ON 0.84 061112002 Simi Valley - Cochran Street CA 0.84 000060512 Hamilton Downtown ON 0.82 000054401 Saint-Anicet QC 0.81 000061004 Sarnia ON 0.80 000091101 Elk Island AB 0.80 000065001 Barrie ON 0.80 000061502 Kitchener ON 0.79 000065801 Chatham ON 0.79 000061302 St. Catharines ON 0.76 121035002 John A. Chesnut Sr. Park FL 0.76 090032006 East Hartford - High Street CT 0.76 000060424 Toronto Downtown ON 0.74 120330004 Ellyson Industrial Park FL 0.73 130210012 Macon GA 0.73 000091901 Caroline AB 0.73 000063701 Grand Bend ON 0.72 090050004 Thomaston CT 0.72 000061104 Peterborough ON 0.71 090092123 Waterbury CT 0.71 000065401 Belleville ON 0.71 000065201 Parry Sound ON 0.71 000062501 Tiverton ON 0.70 090011123 Danbury CT 0.70 010030010 FAIRHOPE AL 0.70 000065301 Port Stanley ON 0.69 090090027 New Haven - Criscuolo Park CT 0.69 060670011 Elk Grove CA 0.69 000090130 Edmonton Central AB 0.66 120210004 Laurel Oaks Elementary FL 0.65 011011002 MONTG AL 0.64 061110009 Piru - Pacific CA 0.64 000060903 London ON 0.62 000090121 Edmonton East AB 0.62 000065701 Morrisburg ON 0.61 120310098 Mandarin FL 0.61 110010043 McMillan Reservoir DC 0.61 060731010 San Diego - Beardsley Street CA 0.61 000060709 Sault Ste Marie ON 0.60 120730012 Tallahassee Community College FL 0.60 100032004 MLK DE 0.60 090110124 Groton Fort Griswold CT 0.58 121150013 Bee Ridge FL 0.58 121030018 Azalea FL 0.57 010731009 PROVIDENCE AL 0.57 000061201 Cornwall ON 0.56 121275002 Blind Services; 1185-A Dunn Ave FL 0.56 000060303 Kingston ON 0.54 061111004 Ojai - Ojai Ave. CA 0.53 120570030 PCEIA3 FL 0.53 060670010 Sacramento - T Street CA 0.53 000062001 North Bay ON 0.52 080010006 Commerce City - 7101 Birch St. CO 0.51 120013011 Payne's Prarie FL 0.51 060711004 Upland CA 0.51 000094301 Cold Lake South AB 0.51 000090120 Edmonton South AB 0.50 051430005 SPRNGDLE AR #coincidences 10-30 and Corr > 0.5 0.77 000090601 Fort Saskatchewan AB 0.72 120111002 DAVIE FL 0.65 000040901 ST ANDREWS NB 0.61 150030010 Kapolei HI 0.60 120230002 Lake City FL 0.59 120571065 gandy FL 0.57 120710005 Winkler Pump Station FL Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 17.50 060832004 Lompoc H Street CA 16.70 061111004 Ojai - Ojai Ave. CA 15.20 061113001 El Rio - Rio Mesa School #2 CA 14.30 060830011 Santa Barbara CA 8.90 040191034 Coachline AZ 8.50 060670011 Elk Grove CA 7.40 060374002 North Long Beach CA 7.20 060959999 Rio Vista CA 7.20 060670006 Sacramento - Del Paso Manor CA 7.10 060731010 San Diego - Beardsley Street CA 6.70 060010007 Livermore - Rincon CA 6.50 061130004 Davis CA 6.30 040138005 Estrella AZ 6.10 060850005 San Jose - Jackson St. CA 5.90 060731008 Camp Pendleton CA 5.60 040139998 Vehicle Emissions Laboratory AZ 5.40 000030310 SYDNEY NS 5.20 060670010 Sacramento - T Street CA 5.00 061110007 Thousand Oaks - Moorpark Road CA 5.00 040134010 Dysart AZ 5.00 040134003 South Phoenix AZ 4.60 061131003 Woodland CA 4.60 060650012 Banning - South Hathaway Street CA 4.60 060550003 Napa - Jefferson St CA 4.50 060953002 Vacaville CA 4.00 060610006 Roseville - N.Sunrise/Douglas CA 4.00 060010011 Oakland West CA 3.10 000062501 Tiverton ON 2.40 060012004 Berkeley CA 2.20 060950004 Vallejo - 304 Tuolumne Street CA 2.10 061072002 Visalia - N. Church Street CA 1.80 060590007 Anaheim CA 1.70 061110009 Piru - Pacific CA 1.60 060190008 Fresno - 1st Street CA 1.50 000040302 MONCTON NB 1.30 000065001 Barrie ON 1.30 000020104 CHARLOTTETOWN PE 1.10 000060424 Toronto Downtown ON 1.00 060710005 Lake Gregory - Crestline CA 0.70 000062001 North Bay ON 0.70 000060609 Sudbury ON #coincidences 10-30 and Corr > 0.5 12.60 000020401 SOUTHAMPTON PE 5.00 150030010 Kapolei HI 2.10 090050005 Cornwall CT 1.20 000040901 ST ANDREWS NB 0.70 060731002 Escondido CA Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 17.50 061111004 Ojai - Ojai Ave. CA 17.30 061113001 El Rio - Rio Mesa School #2 CA 16.90 060832004 Lompoc H Street CA 14.40 060830011 Santa Barbara CA 8.00 060670011 Elk Grove CA 7.70 060010007 Livermore - Rincon CA 7.60 060959999 Rio Vista CA 7.40 060670006 Sacramento - Del Paso Manor CA 7.20 060670012 Folsom CA 6.90 060410003 Point Reyes CA 6.80 060670010 Sacramento - T Street CA 6.50 060798001 Atascadero CA 6.50 060731010 San Diego - Beardsley Street CA 6.40 061130004 Davis CA 6.10 060850005 San Jose - Jackson St. CA 5.70 000030310 SYDNEY NS 5.60 060550003 Napa - Jefferson St CA 5.30 061131003 Woodland CA 4.90 061110007 Thousand Oaks - Moorpark Road CA 4.90 060953002 Vacaville CA 4.90 060710005 Lake Gregory - Crestline CA 4.70 040191034 Coachline AZ 4.30 060374002 North Long Beach CA 4.00 060610006 Roseville - N.Sunrise/Douglas CA 3.90 060012004 Berkeley CA 3.40 040134003 South Phoenix AZ 3.20 060950004 Vallejo - 304 Tuolumne Street CA 3.00 061072002 Visalia - N. Church Street CA 3.00 060010011 Oakland West CA 3.00 040138005 Estrella AZ 2.60 060731008 Camp Pendleton CA 2.60 040139998 Vehicle Emissions Laboratory AZ 2.50 060792004 Mesa 2 /Nipomo CA 2.50 060190008 Fresno - 1st Street CA 2.40 000060609 Sudbury ON 2.40 000020301 WELLINGTON PE 2.20 060290014 Bakersfield - 5558 California Ave CA 2.20 000062001 North Bay ON 2.10 040134010 Dysart AZ 2.10 000062501 Tiverton ON 1.90 150011006 Hilo HI 1.90 000065001 Barrie ON 1.50 000065201 Parry Sound ON 1.50 000040302 MONCTON NB 1.50 000020104 CHARLOTTETOWN PE 1.40 150012017 Mountain View HI 1.40 060650012 Banning - South Hathaway Street CA 1.30 000061402 Brantford ON 1.00 061110009 Piru - Pacific CA 1.00 040191030 Green Valley AZ 1.00 040139812 Durango AZ 1.00 000060709 Sault Ste Marie ON 0.90 060590007 Anaheim CA 0.80 061112002 Simi Valley - Cochran Street CA 0.80 060639901 Quincy BAM CA 0.80 000065301 Port Stanley ON 0.80 000063701 Grand Bend ON 0.70 000063301 Dorset ON 0.60 000061502 Kitchener ON 0.60 000061302 St. Catharines ON 0.50 150012016 Pahala HI 0.50 000040207 SAINT JOHN WEST NB 0.50 000030701 AYLESFORD MOUNTAIN NS #coincidences 10-30 and Corr > 0.5 10.10 000020401 SOUTHAMPTON PE 5.30 060831008 Santa Maria - Broadway CA 3.80 040130019 West Phoenix AZ 2.60 150030010 Kapolei HI 0.90 000040103 FREDERICTON NB 0.80 060731002 Escondido CA 0.70 090050005 Cornwall CT 0.70 000040901 ST ANDREWS NB Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 335.00 060990005 Modesto - 14th Street CA 290.90 010331002 MSHOALS AL 48.80 060792004 Mesa 2 /Nipomo CA 40.00 060410003 Point Reyes CA 39.80 080310002 Denver - CAMP - 2105 Broadway CO 39.10 132950002 Rossville GA 36.80 010030010 FAIRHOPE AL 36.40 060310004 Corcoran CA 35.60 060798001 Atascadero CA 34.60 060658001 Riverside - Rubidoux CA 32.10 060670012 Folsom CA 31.80 060711004 Upland CA 31.70 060371103 Los Angeles - N. Main Street CA 27.20 060371002 Burbank - W. Palm Ave CA 26.70 060651003 Riverside - Magnolia CA 25.60 060376012 Santa Clarita CA 25.60 060290014 Bakersfield - 5558 California Ave CA 24.80 060370016 Glendora - Laurel CA 23.60 060659001 Lake Elsinore - W. Flint Street CA 22.80 090090027 New Haven - Criscuolo Park CT 22.10 000054501 L'Assomption QC 22.00 131390003 Gainesville GA 22.00 060371201 Reseda CA 21.70 060730003 El Cajon - Redwood Ave CA 21.10 061112002 Simi Valley - Cochran Street CA 20.70 150011012 Kona HI 20.40 100032004 MLK DE 20.00 090092123 Waterbury CT 20.00 060650012 Banning - South Hathaway Street CA 19.90 051191008 ADEQ-DSR AR 19.70 060731006 Alpine CA 19.60 010732003 WYLAM AL 19.40 130890002 South Dekalb GA 19.20 121152002 Jackson Road FL 19.10 060710005 Lake Gregory - Crestline CA 19.10 010730023 NO. BHAM AL 18.90 060590007 Anaheim CA 18.90 000090227 Calgary Central AB 18.80 130770002 NEWNAN GA 18.50 131530001 Warner Robins GA 18.30 061110009 Piru - Pacific CA 18.20 000040203 FOREST HILLS NB 18.10 080350004 Chatfield Park - 11500 N. Roxborough Par CO 18.00 051190007 PARR AR 17.70 000061004 Sarnia ON 17.40 130590002 Athens FS # 7 GA 17.10 131350002 Gwinnett Tech GA 17.00 010731010 LEEDS AL 17.00 000061502 Kitchener ON 16.90 061070009 Sequoia/Kings Canyon - Ash Mountain CA 16.80 090032006 East Hartford - High Street CT 16.70 000090120 Edmonton South AB 16.50 051430005 SPRNGDLE AR 16.40 131210055 Confederate Ave GA 16.20 132450091 AUGUSTA GA 16.20 010735003 CORNER AL 16.10 011011002 MONTG AL 15.80 010735002 PINSON AL 15.50 010731009 PROVIDENCE AL 15.40 131850003 Valdosta GA 15.40 061010003 Yuba City CA 15.30 132230003 Yorkville GA 15.30 090011123 Danbury CT 15.30 010731005 MCADORY AL 15.20 000090121 Edmonton East AB 15.10 000090302 Red Deer AB 15.00 061110007 Thousand Oaks - Moorpark Road CA 14.90 131510002 McDonough GA 14.70 090110124 Groton Fort Griswold CT 14.70 060950004 Vallejo - 304 Tuolumne Street CA 14.70 060012004 Berkeley CA 14.70 000061302 St. Catharines ON 14.50 050350005 MARION AR 14.40 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 14.30 000030310 SYDNEY NS 14.20 060731010 San Diego - Beardsley Street CA 14.10 060830011 Santa Barbara CA 14.10 060731008 Camp Pendleton CA 14.10 051390006 El Dorado AR 14.00 090050004 Thomaston CT 14.00 000060303 Kingston ON 13.90 000060204 Windsor Downtown ON 13.80 000050801 Ursulines QC 13.70 130511002 Savannah L&A GA 13.60 000061402 Brantford ON 13.50 000060512 Hamilton Downtown ON 13.40 060610006 Roseville - N.Sunrise/Douglas CA 13.40 000040207 SAINT JOHN WEST NB 13.10 120861016 Miami Fire Station #5 FL 13.00 120730012 Tallahassee Community College FL 13.00 060010011 Oakland West CA 12.90 060374002 North Long Beach CA 12.90 000030701 AYLESFORD MOUNTAIN NS 12.70 080310013 Denver - NJH - 14th Ave. & Albion St. CO 12.60 040139812 Durango AZ 12.60 000041302 BATHURST NB 12.50 120952002 Lake Isle Estates FL 12.50 060550003 Napa - Jefferson St CA 12.50 000020301 WELLINGTON PE 12.40 130210012 Macon GA 12.30 060670010 Sacramento - T Street CA 12.20 061113001 El Rio - Rio Mesa School #2 CA 12.20 040191113 Geronimo AZ 12.20 000090222 Calgary Northwest AB 12.20 000063701 Grand Bend ON 12.10 120866001 Homestead Fire Station #16 FL 12.10 120830003 YMC FL 12.10 060190008 Fresno - 1st Street CA 12.10 000090130 Edmonton Central AB 12.00 000090218 Calgary East AB 12.00 000054401 Saint-Anicet QC 11.80 121275002 Blind Services; 1185-A Dunn Ave FL 11.70 000060903 London ON 11.60 060953002 Vacaville CA 11.60 000065801 Chatham ON 11.50 120330004 Ellyson Industrial Park FL 11.50 110010043 McMillan Reservoir DC 11.50 061131003 Woodland CA 11.50 061072002 Visalia - N. Church Street CA 11.50 060210002 Willows - E. Laurel Street CA 11.50 000065401 Belleville ON 11.40 000091901 Caroline AB 11.40 000060424 Toronto Downtown ON 11.30 000040209 CASTLE ST. SAINT JO NB 11.20 150012016 Pahala HI 11.20 000054703 Bécancour (Aréna) QC 11.10 132150008 Columbus Airport GA 11.10 060850005 San Jose - Jackson St. CA 11.10 000040801 CANTERBURY NB 11.00 121030018 Azalea FL 11.00 120570030 PCEIA3 FL 11.00 061130004 Davis CA 10.90 120990009 Royal Palm Beach FL 10.90 080131001 Boulder - CU - 2102 Athens St. CO 10.80 000090502 Lethbridge AB 10.80 000065001 Barrie ON 10.80 000010301 Cornerbrook NF 10.70 120013011 Payne's Prarie FL 10.70 080310025 Denver Animal Shelter - 678 S. Jason St. CO 10.70 061111004 Ojai - Ojai Ave. CA 10.70 000065301 Port Stanley ON 10.30 060010007 Livermore - Rincon CA 10.20 121035002 John A. Chesnut Sr. Park FL 10.20 060832004 Lompoc H Street CA 10.20 060070002 Chico - Manzanita CA 10.20 000020104 CHARLOTTETOWN PE 10.10 120210004 Laurel Oaks Elementary FL 10.10 120090011 Fay Park FL 10.10 120050006 St. Andrews Park FL 10.00 120590004 Bonifay FL 9.90 081230006 Greeley Hospital CO 9.90 000065701 Morrisburg ON 9.90 000061104 Peterborough ON 9.80 060670006 Sacramento - Del Paso Manor CA 9.80 000061201 Cornwall ON 9.70 121056006 Fl. Baptist Children's Home FL 9.60 121150013 Bee Ridge FL 9.60 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 9.60 000094301 Cold Lake South AB 9.50 120310077 Sheffield Elementary School FL 9.50 000052301 Saint-Faustin QC 9.40 120310100 Mayo Clinic FL 9.40 000040302 MONCTON NB 9.30 121130015 Woodlawn FL 9.20 080010006 Commerce City - 7101 Birch St. CO 9.10 060670011 Elk Grove CA 9.00 120573002 SYDNEY FL 9.00 060959999 Rio Vista CA 8.90 060890007 Anderson CA 8.70 000051501 Zéphirin QC 8.50 000060104 Ottawa ON 8.40 040191030 Green Valley AZ 8.30 000065201 Parry Sound ON 7.90 000100059 Grand Forks City Hall BC 7.90 000060709 Sault Ste Marie ON 7.80 060271023 Bishop Paiute Tribe-CA CA 7.70 120090007 Melbourne FL 7.60 120310098 Mandarin FL 7.40 060570005 Grass Valley CA 7.30 040191032 Rose Elementary AZ 7.30 040134003 South Phoenix AZ 7.10 080130003 Longmont CO 7.00 150011006 Hilo HI 7.00 000091101 Elk Island AB 6.90 150012017 Mountain View HI 6.80 040134010 Dysart AZ 6.80 000063301 Dorset ON 6.60 000062501 Tiverton ON 6.40 000062001 North Bay ON 6.30 000060609 Sudbury ON 6.10 040139998 Vehicle Emissions Laboratory AZ 5.70 060571001 Truckee BAM CA 5.60 040191034 Coachline AZ 5.50 040138005 Estrella AZ 5.20 000100010 Creston PC School BC 4.00 060639901 Quincy BAM CA #coincidences 10-30 and Corr > 0.5 192.70 060431001 Yosemite Village - Visitor Center CA 97.60 060831008 Santa Maria - Broadway CA 81.20 060250005 Calexico - Ethel Street CA 28.10 080410017 Colorado College CO 20.90 040130019 West Phoenix AZ 19.70 060731002 Escondido CA 14.20 120470015 White Springs FL 13.50 120230002 Lake City FL 13.30 010732006 HOOVER AL 12.90 120571065 gandy FL 12.20 000090601 Fort Saskatchewan AB 11.30 060074001 Gridley CA 11.00 120710005 Winkler Pump Station FL 10.00 120111002 DAVIE FL 9.10 000040901 ST ANDREWS NB 9.10 000020401 SOUTHAMPTON PE 8.20 000040103 FREDERICTON NB 4.70 090050005 Cornwall CT 4.30 150030010 Kapolei HI Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 28.90 061113001 El Rio - Rio Mesa School #2 CA 28.90 061111004 Ojai - Ojai Ave. CA 28.90 060832004 Lompoc H Street CA 28.90 060831008 Santa Maria - Broadway CA 28.90 060830011 Santa Barbara CA 24.90 000020401 SOUTHAMPTON PE 22.40 000030310 SYDNEY NS 17.10 061112002 Simi Valley - Cochran Street CA 17.10 061110009 Piru - Pacific CA 17.10 061110007 Thousand Oaks - Moorpark Road CA 17.10 060731008 Camp Pendleton CA 17.10 060731002 Escondido CA 17.10 060711004 Upland CA 17.10 060710005 Lake Gregory - Crestline CA 17.10 060659001 Lake Elsinore - W. Flint Street CA 17.10 060658001 Riverside - Rubidoux CA 17.10 060651003 Riverside - Magnolia CA 17.10 060590007 Anaheim CA 17.10 060376012 Santa Clarita CA 17.10 060374002 North Long Beach CA 17.10 060371201 Reseda CA 17.10 060371103 Los Angeles - N. Main Street CA 17.10 060371002 Burbank - W. Palm Ave CA 17.10 060370016 Glendora - Laurel CA 16.50 060731010 San Diego - Beardsley Street CA 15.90 061131003 Woodland CA 15.90 061130004 Davis CA 15.90 060959999 Rio Vista CA 15.90 060953002 Vacaville CA 15.90 060950004 Vallejo - 304 Tuolumne Street CA 15.90 060850005 San Jose - Jackson St. CA 15.90 060670012 Folsom CA 15.90 060670011 Elk Grove CA 15.90 060670010 Sacramento - T Street CA 15.90 060670006 Sacramento - Del Paso Manor CA 15.90 060610006 Roseville - N.Sunrise/Douglas CA 15.90 060550003 Napa - Jefferson St CA 15.90 060410003 Point Reyes CA 15.90 060012004 Berkeley CA 15.90 060010011 Oakland West CA 15.90 060010007 Livermore - Rincon CA 15.40 060650012 Banning - South Hathaway Street CA 14.00 061072002 Visalia - N. Church Street CA 14.00 060798001 Atascadero CA 14.00 060792004 Mesa 2 /Nipomo CA 14.00 060310004 Corcoran CA 14.00 060290014 Bakersfield - 5558 California Ave CA 14.00 060190008 Fresno - 1st Street CA 12.80 000010301 Cornerbrook NF 9.10 000010401 Mount Pearl NF 8.80 100032004 MLK DE 8.50 132450091 AUGUSTA GA 8.30 131510002 McDonough GA 8.30 131390003 Gainesville GA 8.30 131350002 Gwinnett Tech GA 8.30 131210055 Confederate Ave GA 8.30 130890002 South Dekalb GA 8.30 130770002 NEWNAN GA 8.30 130590002 Athens FS # 7 GA 7.60 040139998 Vehicle Emissions Laboratory AZ 7.60 040139812 Durango AZ 7.60 040138005 Estrella AZ 7.60 040134010 Dysart AZ 7.60 040134003 South Phoenix AZ 7.60 040130019 West Phoenix AZ 7.60 000040302 MONCTON NB 7.60 000030701 AYLESFORD MOUNTAIN NS 7.60 000020301 WELLINGTON PE 7.60 000020104 CHARLOTTETOWN PE 7.40 000041302 BATHURST NB 7.30 090110124 Groton Fort Griswold CT 7.30 090090027 New Haven - Criscuolo Park CT 7.30 090032006 East Hartford - High Street CT 7.10 132950002 Rossville GA 7.10 132230003 Yorkville GA 7.10 010735003 CORNER AL 7.10 010735002 PINSON AL 7.10 010732006 HOOVER AL 7.10 010732003 WYLAM AL 7.10 010731010 LEEDS AL 7.10 010730023 NO. BHAM AL 6.80 090092123 Waterbury CT 6.80 090050005 Cornwall CT 6.80 090050004 Thomaston CT 6.80 090011123 Danbury CT 6.70 050350005 MARION AR 6.40 040191034 Coachline AZ 6.10 051430005 SPRNGDLE AR 6.00 110010043 McMillan Reservoir DC 5.70 060731006 Alpine CA 5.70 060730003 El Cajon - Redwood Ave CA 5.70 060250005 Calexico - Ethel Street CA 5.70 010731009 PROVIDENCE AL 5.70 010731005 MCADORY AL 5.70 010331002 MSHOALS AL 5.50 130511002 Savannah L&A GA 5.40 061010003 Yuba City CA 5.40 060890007 Anderson CA 5.40 060570005 Grass Valley CA 5.40 060210002 Willows - E. Laurel Street CA 5.40 060074001 Gridley CA 5.40 060070002 Chico - Manzanita CA 5.20 000065801 Chatham ON 5.20 000065301 Port Stanley ON 5.20 000061004 Sarnia ON 5.20 000060903 London ON 5.10 000054703 Bécancour (Aréna) QC 5.10 000051501 Zéphirin QC 5.10 000050801 Ursulines QC 5.00 060990005 Modesto - 14th Street CA 5.00 060431001 Yosemite Village - Visitor Center CA 4.80 120090011 Fay Park FL 4.80 120090007 Melbourne FL 4.60 040191113 Geronimo AZ 4.60 040191032 Rose Elementary AZ 4.60 040191030 Green Valley AZ 4.50 121130015 Woodlawn FL 4.50 120330004 Ellyson Industrial Park FL 4.50 010030010 FAIRHOPE AL 4.40 132150008 Columbus Airport GA 4.40 131530001 Warner Robins GA 4.40 130210012 Macon GA 4.20 000060204 Windsor Downtown ON 4.10 000065001 Barrie ON 4.10 000061502 Kitchener ON 4.10 000061402 Brantford ON 4.10 000061302 St. Catharines ON 4.10 000060512 Hamilton Downtown ON 4.10 000060424 Toronto Downtown ON 4.00 120990009 Royal Palm Beach FL 4.00 120866001 Homestead Fire Station #16 FL 4.00 120861016 Miami Fire Station #5 FL 4.00 120590004 Bonifay FL 4.00 120111002 DAVIE FL 4.00 120050006 St. Andrews Park FL 4.00 011011002 MONTG AL 4.00 000040901 ST ANDREWS NB 4.00 000040801 CANTERBURY NB 3.90 061070009 Sequoia/Kings Canyon - Ash Mountain CA 3.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 3.90 000065701 Morrisburg ON 3.90 000060303 Kingston ON 3.80 120710005 Winkler Pump Station FL 3.80 120210004 Laurel Oaks Elementary FL 3.80 080350004 Chatfield Park - 11500 N. Roxborough Par CO 3.80 080131001 Boulder - CU - 2102 Athens St. CO 3.80 080130003 Longmont CO 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 3.60 121152002 Jackson Road FL 3.60 121150013 Bee Ridge FL 3.60 121056006 Fl. Baptist Children's Home FL 3.60 121035002 John A. Chesnut Sr. Park FL 3.60 121030018 Azalea FL 3.60 120952002 Lake Isle Estates FL 3.60 120573002 SYDNEY FL 3.60 120571065 gandy FL 3.60 120570030 PCEIA3 FL 3.60 080770017 Grand Junction - Powell Building CO 3.60 000063701 Grand Bend ON 3.60 000062501 Tiverton ON 3.50 000061201 Cornwall ON 3.50 000054501 L'Assomption QC 3.50 000054401 Saint-Anicet QC 3.50 000052301 Saint-Faustin QC 3.40 000065201 Parry Sound ON 3.40 000062001 North Bay ON 3.40 000060609 Sudbury ON 3.20 121275002 Blind Services; 1185-A Dunn Ave FL 3.20 120830003 YMC FL 3.20 120470015 White Springs FL 3.20 120310100 Mayo Clinic FL 3.20 120310098 Mandarin FL 3.20 120310077 Sheffield Elementary School FL 3.20 120230002 Lake City FL 3.20 120013011 Payne's Prarie FL 3.20 000090601 Fort Saskatchewan AB 3.20 000090130 Edmonton Central AB 3.20 000090121 Edmonton East AB 3.20 000090120 Edmonton South AB 3.10 060639901 Quincy BAM CA 3.10 060571001 Truckee BAM CA 3.10 051390006 El Dorado AR 3.10 051191008 ADEQ-DSR AR 3.10 051190007 PARR AR 3.10 000100059 Grand Forks City Hall BC 2.90 060271023 Bishop Paiute Tribe-CA CA 2.90 000060709 Sault Ste Marie ON 2.70 000100010 Creston PC School BC 2.30 000065401 Belleville ON 2.30 000061104 Peterborough ON 2.20 000091901 Caroline AB 2.20 000090302 Red Deer AB 2.20 000090227 Calgary Central AB 2.20 000090222 Calgary Northwest AB 2.20 000090218 Calgary East AB 2.10 150031001 Honolulu HI 2.10 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 2.10 150030010 Kapolei HI 2.10 131850003 Valdosta GA 2.10 120730012 Tallahassee Community College FL 2.10 081230006 Greeley Hospital CO 2.10 080310025 Denver Animal Shelter - 678 S. Jason St. CO 2.10 080310013 Denver - NJH - 14th Ave. & Albion St. CO 2.10 080310002 Denver - CAMP - 2105 Broadway CO 2.10 080010006 Commerce City - 7101 Birch St. CO 2.10 000060104 Ottawa ON 2.00 150012017 Mountain View HI 2.00 150012016 Pahala HI 2.00 150011012 Kona HI 2.00 150011006 Hilo HI 2.00 000063301 Dorset ON 1.90 000091101 Elk Island AB 1.80 000090502 Lethbridge AB 1.70 080410017 Colorado College CO 1.20 000094301 Cold Lake South AB AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)