Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.69 120866001 Homestead Fire Station #16 FL 0.65 120013011 Payne's Prarie FL 0.62 120470015 White Springs FL 0.61 132150008 Columbus Airport GA 0.59 130511002 Savannah L&A GA 0.59 130210012 Macon GA 0.59 120330004 Ellyson Industrial Park FL 0.58 131390003 Gainesville GA 0.58 120310098 Mandarin FL 0.56 120230002 Lake City FL 0.55 090090027 New Haven - Criscuolo Park CT 0.54 120570030 PCEIA3 FL 0.54 090032006 East Hartford - High Street CT 0.53 150030010 Kapolei HI 0.53 120310100 Mayo Clinic FL 0.53 060890007 Anderson CA 0.52 110010043 McMillan Reservoir DC 0.52 090050004 Thomaston CT 0.50 121130015 Woodlawn FL 0.50 040191030 Green Valley AZ #coincidences 10-30 and Corr > 0.5 0.54 000040901 ST ANDREWS NB Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.93 132150008 Columbus Airport GA 0.91 130210012 Macon GA 0.89 120866001 Homestead Fire Station #16 FL 0.86 131530001 Warner Robins GA 0.85 131390003 Gainesville GA 0.85 130511002 Savannah L&A GA 0.82 120230002 Lake City FL 0.82 120013011 Payne's Prarie FL 0.81 132450091 AUGUSTA GA 0.81 130890002 South Dekalb GA 0.81 120861016 Miami Fire Station #5 FL 0.81 060890007 Anderson CA 0.79 061111004 Ojai - Ojai Ave. CA 0.79 011011002 MONTG AL 0.78 120470015 White Springs FL 0.77 120310098 Mandarin FL 0.76 131210055 Confederate Ave GA 0.76 130770002 NEWNAN GA 0.75 130590002 Athens FS # 7 GA 0.73 040191030 Green Valley AZ 0.72 120730012 Tallahassee Community College FL 0.72 000065301 Port Stanley ON 0.71 121130015 Woodlawn FL 0.71 090090027 New Haven - Criscuolo Park CT 0.71 000065801 Chatham ON 0.70 120330004 Ellyson Industrial Park FL 0.69 121035002 John A. Chesnut Sr. Park FL 0.69 061113001 El Rio - Rio Mesa School #2 CA 0.68 120310100 Mayo Clinic FL 0.68 000060903 London ON 0.67 090032006 East Hartford - High Street CT 0.67 060830011 Santa Barbara CA 0.67 000061004 Sarnia ON 0.66 131350002 Gwinnett Tech GA 0.66 120573002 SYDNEY FL 0.66 060374002 North Long Beach CA 0.64 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.64 131850003 Valdosta GA 0.64 121152002 Jackson Road FL 0.64 121150013 Bee Ridge FL 0.64 090110124 Groton Fort Griswold CT 0.63 110010043 McMillan Reservoir DC 0.62 120952002 Lake Isle Estates FL 0.61 131510002 McDonough GA 0.61 120310077 Sheffield Elementary School FL 0.60 080010006 Commerce City - 7101 Birch St. CO 0.58 120050006 St. Andrews Park FL 0.58 060070002 Chico - Manzanita CA 0.58 051430005 SPRNGDLE AR 0.56 150031001 Honolulu HI 0.56 120210004 Laurel Oaks Elementary FL 0.55 121030018 Azalea FL 0.54 120570030 PCEIA3 FL 0.54 040139998 Vehicle Emissions Laboratory AZ 0.53 120590004 Bonifay FL 0.53 090050005 Cornwall CT 0.52 150011012 Kona HI 0.52 000060512 Hamilton Downtown ON 0.51 060832004 Lompoc H Street CA 0.51 010731005 MCADORY AL 0.50 060731010 San Diego - Beardsley Street CA 0.50 000061402 Brantford ON 0.50 000061104 Peterborough ON #coincidences 10-30 and Corr > 0.5 0.78 150030010 Kapolei HI 0.63 060570005 Grass Valley CA 0.63 000040901 ST ANDREWS NB 0.61 000091901 Caroline AB Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 16.00 061113001 El Rio - Rio Mesa School #2 CA 15.90 060832004 Lompoc H Street CA 15.70 061111004 Ojai - Ojai Ave. CA 12.60 060830011 Santa Barbara CA 12.30 060670011 Elk Grove CA 11.70 060959999 Rio Vista CA 10.40 060953002 Vacaville CA 10.10 060731008 Camp Pendleton CA 9.70 061130004 Davis CA 9.60 061131003 Woodland CA 9.40 060374002 North Long Beach CA 9.30 060550003 Napa - Jefferson St CA 9.20 060850005 San Jose - Jackson St. CA 9.00 060950004 Vallejo - 304 Tuolumne Street CA 8.90 040130019 West Phoenix AZ 8.50 060010011 Oakland West CA 7.80 060792004 Mesa 2 /Nipomo CA 7.80 060731002 Escondido CA 7.80 060010007 Livermore - Rincon CA 7.60 040191034 Coachline AZ 7.60 040138005 Estrella AZ 7.30 061110007 Thousand Oaks - Moorpark Road CA 7.30 060012004 Berkeley CA 7.20 000030310 SYDNEY NS 6.90 040139998 Vehicle Emissions Laboratory AZ 6.80 100032004 MLK DE 6.70 000020401 SOUTHAMPTON PE 6.50 040134003 South Phoenix AZ 6.10 060670006 Sacramento - Del Paso Manor CA 6.00 040134010 Dysart AZ 5.90 060731010 San Diego - Beardsley Street CA 4.40 060639901 Quincy BAM CA 3.60 061110009 Piru - Pacific CA 3.30 060271023 Bishop Paiute Tribe-CA CA 2.80 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.70 060710005 Lake Gregory - Crestline CA 2.50 000020301 WELLINGTON PE 1.70 150031001 Honolulu HI 1.60 060371201 Reseda CA 1.10 061112002 Simi Valley - Cochran Street CA 0.90 000040209 CASTLE ST. SAINT JO NB 0.60 061072002 Visalia - N. Church Street CA #coincidences 10-30 and Corr > 0.5 3.40 150030010 Kapolei HI 3.20 060570005 Grass Valley CA 2.20 080770017 Grand Junction - Powell Building CO Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 16.70 061113001 El Rio - Rio Mesa School #2 CA 16.60 061111004 Ojai - Ojai Ave. CA 15.00 060832004 Lompoc H Street CA 13.20 060830011 Santa Barbara CA 12.10 060670010 Sacramento - T Street CA 11.90 060670012 Folsom CA 11.80 060959999 Rio Vista CA 11.60 060670011 Elk Grove CA 11.50 060010007 Livermore - Rincon CA 10.90 060670006 Sacramento - Del Paso Manor CA 10.80 060410003 Point Reyes CA 10.70 061110007 Thousand Oaks - Moorpark Road CA 10.60 060550003 Napa - Jefferson St CA 10.50 060953002 Vacaville CA 10.20 061130004 Davis CA 10.00 060798001 Atascadero CA 9.90 060374002 North Long Beach CA 9.70 060950004 Vallejo - 304 Tuolumne Street CA 9.60 060850005 San Jose - Jackson St. CA 9.60 060731008 Camp Pendleton CA 9.40 060710005 Lake Gregory - Crestline CA 9.10 060010011 Oakland West CA 9.00 061131003 Woodland CA 8.90 060012004 Berkeley CA 8.20 060792004 Mesa 2 /Nipomo CA 8.00 060610006 Roseville - N.Sunrise/Douglas CA 7.70 060731002 Escondido CA 5.70 000020401 SOUTHAMPTON PE 5.60 061112002 Simi Valley - Cochran Street CA 5.60 040130019 West Phoenix AZ 5.50 060731010 San Diego - Beardsley Street CA 5.50 000030310 SYDNEY NS 5.00 061110009 Piru - Pacific CA 5.00 061072002 Visalia - N. Church Street CA 5.00 040191034 Coachline AZ 4.90 060590007 Anaheim CA 4.90 060371201 Reseda CA 4.90 060190008 Fresno - 1st Street CA 4.30 040134003 South Phoenix AZ 4.20 060290014 Bakersfield - 5558 California Ave CA 4.00 040138005 Estrella AZ 3.90 060271023 Bishop Paiute Tribe-CA CA 3.80 100032004 MLK DE 3.70 060371103 Los Angeles - N. Main Street CA 3.60 060639901 Quincy BAM CA 3.40 040139998 Vehicle Emissions Laboratory AZ 3.20 060890007 Anderson CA 2.80 040134010 Dysart AZ 2.30 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.20 060431001 Yosemite Village - Visitor Center CA 1.90 040139812 Durango AZ 1.80 060371002 Burbank - W. Palm Ave CA 1.60 060651003 Riverside - Magnolia CA 1.60 000020301 WELLINGTON PE 1.50 150031001 Honolulu HI 1.20 150011006 Hilo HI 1.10 080130003 Longmont CO 0.70 150012017 Mountain View HI 0.60 060659001 Lake Elsinore - W. Flint Street CA #coincidences 10-30 and Corr > 0.5 2.50 150030010 Kapolei HI 1.80 080770017 Grand Junction - Powell Building CO 0.90 000040901 ST ANDREWS NB Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 467.70 060571001 Truckee BAM CA 68.00 010030010 FAIRHOPE AL 49.70 061010003 Yuba City CA 49.50 060290014 Bakersfield - 5558 California Ave CA 44.00 132950002 Rossville GA 44.00 060310004 Corcoran CA 43.80 060798001 Atascadero CA 43.60 080310002 Denver - CAMP - 2105 Broadway CO 42.00 060610006 Roseville - N.Sunrise/Douglas CA 41.30 060670012 Folsom CA 41.10 060711004 Upland CA 40.00 090050005 Cornwall CT 39.50 060658001 Riverside - Rubidoux CA 39.20 010331002 MSHOALS AL 38.50 061070009 Sequoia/Kings Canyon - Ash Mountain CA 37.00 060410003 Point Reyes CA 35.70 060651003 Riverside - Magnolia CA 35.40 060370016 Glendora - Laurel CA 33.50 000040801 CANTERBURY NB 33.20 060670010 Sacramento - T Street CA 31.30 060371103 Los Angeles - N. Main Street CA 28.90 060650012 Banning - South Hathaway Street CA 27.60 060376012 Santa Clarita CA 26.90 131390003 Gainesville GA 26.90 060659001 Lake Elsinore - W. Flint Street CA 26.00 060371002 Burbank - W. Palm Ave CA 24.90 060190008 Fresno - 1st Street CA 23.50 000060303 Kingston ON 23.10 000061004 Sarnia ON 22.50 060590007 Anaheim CA 22.10 130890002 South Dekalb GA 21.90 061112002 Simi Valley - Cochran Street CA 21.90 060431001 Yosemite Village - Visitor Center CA 21.80 060250005 Calexico - Ethel Street CA 21.70 060731006 Alpine CA 21.20 060371201 Reseda CA 20.50 060730003 El Cajon - Redwood Ave CA 20.40 060710005 Lake Gregory - Crestline CA 20.20 000061302 St. Catharines ON 20.10 090090027 New Haven - Criscuolo Park CT 20.10 000054501 L'Assomption QC 19.90 010730023 NO. BHAM AL 19.40 061110009 Piru - Pacific CA 19.40 010732003 WYLAM AL 19.10 132450091 AUGUSTA GA 18.90 150011012 Kona HI 18.90 000065701 Morrisburg ON 18.80 000060903 London ON 18.60 131850003 Valdosta GA 18.60 090092123 Waterbury CT 18.50 061072002 Visalia - N. Church Street CA 18.50 010732006 HOOVER AL 18.40 000061402 Brantford ON 18.30 080350004 Chatfield Park - 11500 N. Roxborough Par CO 18.30 010731010 LEEDS AL 18.30 000060512 Hamilton Downtown ON 18.20 131350002 Gwinnett Tech GA 18.20 130770002 NEWNAN GA 18.20 000061201 Cornwall ON 18.10 000060204 Windsor Downtown ON 17.90 090032006 East Hartford - High Street CT 17.90 010731009 PROVIDENCE AL 17.80 060990005 Modesto - 14th Street CA 17.70 121152002 Jackson Road FL 17.70 050350005 MARION AR 17.60 131530001 Warner Robins GA 17.60 000054703 Bécancour (Aréna) QC 17.60 000040203 FOREST HILLS NB 17.50 132230003 Yorkville GA 17.50 000041302 BATHURST NB 17.30 060074001 Gridley CA 17.30 000060424 Toronto Downtown ON 17.10 010735003 CORNER AL 17.10 000065401 Belleville ON 16.80 090011123 Danbury CT 16.70 010735002 PINSON AL 16.70 000063701 Grand Bend ON 16.60 131210055 Confederate Ave GA 16.60 130590002 Athens FS # 7 GA 16.60 010731005 MCADORY AL 16.60 000061104 Peterborough ON 16.50 130511002 Savannah L&A GA 16.50 051191008 ADEQ-DSR AR 16.20 051190007 PARR AR 16.10 120230002 Lake City FL 16.00 060670006 Sacramento - Del Paso Manor CA 15.90 060731010 San Diego - Beardsley Street CA 15.90 000090227 Calgary Central AB 15.80 061110007 Thousand Oaks - Moorpark Road CA 15.70 120470015 White Springs FL 15.70 011011002 MONTG AL 15.70 000065301 Port Stanley ON 15.50 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 15.50 000060104 Ottawa ON 15.30 051390006 El Dorado AR 15.20 060731002 Escondido CA 15.20 040139812 Durango AZ 15.20 000051501 Zéphirin QC 14.90 131510002 McDonough GA 14.80 120730012 Tallahassee Community College FL 14.70 000065801 Chatham ON 14.60 132150008 Columbus Airport GA 14.60 000065001 Barrie ON 14.40 060374002 North Long Beach CA 14.40 000050801 Ursulines QC 14.30 090110124 Groton Fort Griswold CT 14.20 120861016 Miami Fire Station #5 FL 14.10 051430005 SPRNGDLE AR 14.10 000040302 MONCTON NB 14.00 090050004 Thomaston CT 13.90 060010007 Livermore - Rincon CA 13.80 120330004 Ellyson Industrial Park FL 13.80 060012004 Berkeley CA 13.70 130210012 Macon GA 13.60 060210002 Willows - E. Laurel Street CA 13.60 000065201 Parry Sound ON 13.60 000052301 Saint-Faustin QC 13.30 120952002 Lake Isle Estates FL 13.30 060010011 Oakland West CA 13.20 080310013 Denver - NJH - 14th Ave. & Albion St. CO 13.20 060830011 Santa Barbara CA 13.10 000090302 Red Deer AB 13.00 060950004 Vallejo - 304 Tuolumne Street CA 13.00 060070002 Chico - Manzanita CA 13.00 040191113 Geronimo AZ 12.90 120590004 Bonifay FL 12.90 120310077 Sheffield Elementary School FL 12.90 060731008 Camp Pendleton CA 12.70 121130015 Woodlawn FL 12.60 061130004 Davis CA 12.60 060850005 San Jose - Jackson St. CA 12.60 000063301 Dorset ON 12.40 121275002 Blind Services; 1185-A Dunn Ave FL 12.40 110010043 McMillan Reservoir DC 12.40 000062501 Tiverton ON 12.40 000054401 Saint-Anicet QC 12.30 120990009 Royal Palm Beach FL 12.30 120866001 Homestead Fire Station #16 FL 12.30 061131003 Woodland CA 12.20 121030018 Azalea FL 12.00 120050006 St. Andrews Park FL 12.00 000020104 CHARLOTTETOWN PE 11.90 060550003 Napa - Jefferson St CA 11.80 120830003 YMC FL 11.70 080310025 Denver Animal Shelter - 678 S. Jason St. CO 11.60 121035002 John A. Chesnut Sr. Park FL 11.60 060953002 Vacaville CA 11.60 000030701 AYLESFORD MOUNTAIN NS 11.50 120210004 Laurel Oaks Elementary FL 11.50 060792004 Mesa 2 /Nipomo CA 11.40 000062001 North Bay ON 11.30 121056006 Fl. Baptist Children's Home FL 11.20 120310098 Mandarin FL 11.10 120013011 Payne's Prarie FL 11.00 120310100 Mayo Clinic FL 10.90 060271023 Bishop Paiute Tribe-CA CA 10.90 000100059 Grand Forks City Hall BC 10.90 000090121 Edmonton East AB 10.70 121150013 Bee Ridge FL 10.70 081230006 Greeley Hospital CO 10.40 120570030 PCEIA3 FL 10.30 000090120 Edmonton South AB 10.20 120090011 Fay Park FL 10.20 061111004 Ojai - Ojai Ave. CA 10.20 000090218 Calgary East AB 10.00 000090222 Calgary Northwest AB 9.80 061113001 El Rio - Rio Mesa School #2 CA 9.80 060832004 Lompoc H Street CA 9.80 060670011 Elk Grove CA 9.50 040191030 Green Valley AZ 9.40 060959999 Rio Vista CA 9.30 120573002 SYDNEY FL 9.30 100032004 MLK DE 9.30 000090502 Lethbridge AB 9.30 000060609 Sudbury ON 9.30 000030310 SYDNEY NS 9.20 150012016 Pahala HI 9.20 000060709 Sault Ste Marie ON 9.00 060890007 Anderson CA 9.00 000040207 SAINT JOHN WEST NB 8.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 8.90 000040209 CASTLE ST. SAINT JO NB 8.80 120090007 Melbourne FL 8.70 000020401 SOUTHAMPTON PE 8.60 040191032 Rose Elementary AZ 8.40 080010006 Commerce City - 7101 Birch St. CO 8.20 080131001 Boulder - CU - 2102 Athens St. CO 8.20 000090130 Edmonton Central AB 7.80 000094301 Cold Lake South AB 7.80 000090601 Fort Saskatchewan AB 7.30 000020301 WELLINGTON PE 7.10 040134010 Dysart AZ 6.80 080130003 Longmont CO 6.70 040134003 South Phoenix AZ 6.30 040191034 Coachline AZ 6.30 040130019 West Phoenix AZ 6.20 040139998 Vehicle Emissions Laboratory AZ 5.50 040138005 Estrella AZ 5.40 150012017 Mountain View HI 4.90 150031001 Honolulu HI 4.80 150011006 Hilo HI 4.20 060639901 Quincy BAM CA #coincidences 10-30 and Corr > 0.5 24.30 000061502 Kitchener ON 17.30 080410017 Colorado College CO 13.30 000040103 FREDERICTON NB 12.60 000010301 Cornerbrook NF 12.10 000091901 Caroline AB 9.00 120111002 DAVIE FL 8.10 000040901 ST ANDREWS NB 7.30 060570005 Grass Valley CA 7.00 000100010 Creston PC School BC 6.10 080770017 Grand Junction - Powell Building CO 5.30 000091101 Elk Island AB 5.00 150030010 Kapolei HI Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 25.50 061113001 El Rio - Rio Mesa School #2 CA 25.50 061111004 Ojai - Ojai Ave. CA 25.50 060832004 Lompoc H Street CA 25.50 060830011 Santa Barbara CA 17.30 060731010 San Diego - Beardsley Street CA 17.20 061131003 Woodland CA 17.20 061130004 Davis CA 17.20 060959999 Rio Vista CA 17.20 060953002 Vacaville CA 17.20 060950004 Vallejo - 304 Tuolumne Street CA 17.20 060850005 San Jose - Jackson St. CA 17.20 060670012 Folsom CA 17.20 060670011 Elk Grove CA 17.20 060670010 Sacramento - T Street CA 17.20 060670006 Sacramento - Del Paso Manor CA 17.20 060610006 Roseville - N.Sunrise/Douglas CA 17.20 060550003 Napa - Jefferson St CA 17.20 060410003 Point Reyes CA 17.20 060012004 Berkeley CA 17.20 060010011 Oakland West CA 17.20 060010007 Livermore - Rincon CA 12.20 061112002 Simi Valley - Cochran Street CA 12.20 061110009 Piru - Pacific CA 12.20 061110007 Thousand Oaks - Moorpark Road CA 12.20 060731008 Camp Pendleton CA 12.20 060731002 Escondido CA 12.20 060711004 Upland CA 12.20 060710005 Lake Gregory - Crestline CA 12.20 060659001 Lake Elsinore - W. Flint Street CA 12.20 060658001 Riverside - Rubidoux CA 12.20 060651003 Riverside - Magnolia CA 12.20 060590007 Anaheim CA 12.20 060376012 Santa Clarita CA 12.20 060374002 North Long Beach CA 12.20 060371201 Reseda CA 12.20 060371103 Los Angeles - N. Main Street CA 12.20 060371002 Burbank - W. Palm Ave CA 12.20 060370016 Glendora - Laurel CA 11.80 061072002 Visalia - N. Church Street CA 11.80 060798001 Atascadero CA 11.80 060792004 Mesa 2 /Nipomo CA 11.80 060310004 Corcoran CA 11.80 060290014 Bakersfield - 5558 California Ave CA 11.80 060190008 Fresno - 1st Street CA 10.30 040191034 Coachline AZ 10.10 060731006 Alpine CA 10.10 060730003 El Cajon - Redwood Ave CA 10.10 060250005 Calexico - Ethel Street CA 9.70 051390006 El Dorado AR 9.70 051191008 ADEQ-DSR AR 9.70 051190007 PARR AR 9.40 051430005 SPRNGDLE AR 8.70 120590004 Bonifay FL 8.70 120050006 St. Andrews Park FL 8.60 061010003 Yuba City CA 8.60 060890007 Anderson CA 8.60 060570005 Grass Valley CA 8.60 060210002 Willows - E. Laurel Street CA 8.60 060074001 Gridley CA 8.60 060070002 Chico - Manzanita CA 8.60 010731009 PROVIDENCE AL 8.60 010731005 MCADORY AL 8.60 010331002 MSHOALS AL 8.10 060650012 Banning - South Hathaway Street CA 7.80 132950002 Rossville GA 7.80 132230003 Yorkville GA 7.80 010735003 CORNER AL 7.80 010735002 PINSON AL 7.80 010732006 HOOVER AL 7.80 010732003 WYLAM AL 7.80 010731010 LEEDS AL 7.80 010730023 NO. BHAM AL 7.30 090110124 Groton Fort Griswold CT 7.30 090090027 New Haven - Criscuolo Park CT 7.30 090032006 East Hartford - High Street CT 7.20 121130015 Woodlawn FL 7.20 120330004 Ellyson Industrial Park FL 7.20 010030010 FAIRHOPE AL 6.60 050350005 MARION AR 6.20 060990005 Modesto - 14th Street CA 6.20 060431001 Yosemite Village - Visitor Center CA 6.20 040191113 Geronimo AZ 6.20 040191032 Rose Elementary AZ 6.20 040191030 Green Valley AZ 6.20 000020401 SOUTHAMPTON PE 6.10 132150008 Columbus Airport GA 6.10 131530001 Warner Robins GA 6.10 130210012 Macon GA 5.80 040139998 Vehicle Emissions Laboratory AZ 5.80 040139812 Durango AZ 5.80 040138005 Estrella AZ 5.80 040134010 Dysart AZ 5.80 040134003 South Phoenix AZ 5.80 040130019 West Phoenix AZ 5.80 011011002 MONTG AL 5.60 000061201 Cornwall ON 5.60 000060204 Windsor Downtown ON 5.60 000054501 L'Assomption QC 5.60 000054401 Saint-Anicet QC 5.60 000052301 Saint-Faustin QC 5.40 131510002 McDonough GA 5.40 131390003 Gainesville GA 5.40 131350002 Gwinnett Tech GA 5.40 131210055 Confederate Ave GA 5.40 130890002 South Dekalb GA 5.40 130770002 NEWNAN GA 5.40 130590002 Athens FS # 7 GA 5.10 000065001 Barrie ON 5.10 000061502 Kitchener ON 5.10 000061402 Brantford ON 5.10 000061302 St. Catharines ON 5.10 000060512 Hamilton Downtown ON 5.10 000060424 Toronto Downtown ON 4.80 090092123 Waterbury CT 4.80 090050005 Cornwall CT 4.80 090050004 Thomaston CT 4.80 090011123 Danbury CT 4.70 000030310 SYDNEY NS 4.60 000054703 Bécancour (Aréna) QC 4.60 000051501 Zéphirin QC 4.60 000050801 Ursulines QC 4.50 000065401 Belleville ON 4.50 000061104 Peterborough ON 4.50 000010301 Cornerbrook NF 4.30 000063701 Grand Bend ON 4.30 000062501 Tiverton ON 4.20 131850003 Valdosta GA 4.20 120730012 Tallahassee Community College FL 4.10 081230006 Greeley Hospital CO 4.10 080310025 Denver Animal Shelter - 678 S. Jason St. CO 4.10 080310013 Denver - NJH - 14th Ave. & Albion St. CO 4.10 080310002 Denver - CAMP - 2105 Broadway CO 4.10 080010006 Commerce City - 7101 Birch St. CO 4.00 000010401 Mount Pearl NF 3.90 080410017 Colorado College CO 3.80 100032004 MLK DE 3.80 000090601 Fort Saskatchewan AB 3.80 000090130 Edmonton Central AB 3.80 000090121 Edmonton East AB 3.80 000090120 Edmonton South AB 3.70 060639901 Quincy BAM CA 3.70 060571001 Truckee BAM CA 3.60 130511002 Savannah L&A GA 3.60 000065801 Chatham ON 3.60 000065301 Port Stanley ON 3.60 000061004 Sarnia ON 3.60 000060903 London ON 3.60 000040901 ST ANDREWS NB 3.60 000040801 CANTERBURY NB 3.30 000091101 Elk Island AB 3.20 121152002 Jackson Road FL 3.20 121150013 Bee Ridge FL 3.20 121056006 Fl. Baptist Children's Home FL 3.20 121035002 John A. Chesnut Sr. Park FL 3.20 121030018 Azalea FL 3.20 120952002 Lake Isle Estates FL 3.20 120573002 SYDNEY FL 3.20 120570030 PCEIA3 FL 3.10 000065701 Morrisburg ON 3.10 000060303 Kingston ON 3.10 000040209 CASTLE ST. SAINT JO NB 3.10 000040207 SAINT JOHN WEST NB 3.10 000040203 FOREST HILLS NB 3.10 000040103 FREDERICTON NB 3.00 132450091 AUGUSTA GA 3.00 121275002 Blind Services; 1185-A Dunn Ave FL 3.00 120830003 YMC FL 3.00 120470015 White Springs FL 3.00 120310100 Mayo Clinic FL 3.00 120310098 Mandarin FL 3.00 120310077 Sheffield Elementary School FL 3.00 120230002 Lake City FL 3.00 120013011 Payne's Prarie FL 2.70 061070009 Sequoia/Kings Canyon - Ash Mountain CA 2.70 060271023 Bishop Paiute Tribe-CA CA 2.70 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.70 000091901 Caroline AB 2.70 000090302 Red Deer AB 2.70 000090227 Calgary Central AB 2.70 000090222 Calgary Northwest AB 2.70 000090218 Calgary East AB 2.60 080350004 Chatfield Park - 11500 N. Roxborough Par CO 2.60 080131001 Boulder - CU - 2102 Athens St. CO 2.60 080130003 Longmont CO 2.60 000060709 Sault Ste Marie ON 2.50 080770017 Grand Junction - Powell Building CO 2.40 120210004 Laurel Oaks Elementary FL 2.40 120090011 Fay Park FL 2.40 120090007 Melbourne FL 2.30 110010043 McMillan Reservoir DC 2.30 000100059 Grand Forks City Hall BC 2.30 000041302 BATHURST NB 2.20 000060104 Ottawa ON 2.10 150012017 Mountain View HI 2.10 150012016 Pahala HI 2.10 150011012 Kona HI 2.10 150011006 Hilo HI 2.00 000090502 Lethbridge AB 1.90 000040302 MONCTON NB 1.90 000030701 AYLESFORD MOUNTAIN NS 1.90 000020301 WELLINGTON PE 1.90 000020104 CHARLOTTETOWN PE 1.80 120990009 Royal Palm Beach FL 1.80 120866001 Homestead Fire Station #16 FL 1.80 120861016 Miami Fire Station #5 FL 1.80 120111002 DAVIE FL 1.80 000065201 Parry Sound ON 1.80 000062001 North Bay ON 1.80 000060609 Sudbury ON 1.70 000100010 Creston PC School BC 1.70 000094301 Cold Lake South AB 1.50 000063301 Dorset ON 0.80 150031001 Honolulu HI 0.80 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.80 150030010 Kapolei HI AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)