Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.57 120330004 Ellyson Industrial Park FL 0.57 061111004 Ojai - Ojai Ave. CA 0.57 010030010 FAIRHOPE AL 0.53 060832004 Lompoc H Street CA 0.51 121130015 Woodlawn FL #coincidences 10-30 and Corr > 0.5 0.62 010970003 CHICK. AL Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.83 132150008 Columbus Airport GA 0.82 061113001 El Rio - Rio Mesa School #2 CA 0.78 061111004 Ojai - Ojai Ave. CA 0.78 060658001 Riverside - Rubidoux CA 0.77 132950002 Rossville GA 0.75 130590002 Athens FS # 7 GA 0.74 121130015 Woodlawn FL 0.72 130890002 South Dekalb GA 0.71 150030010 Kapolei HI 0.71 132230003 Yorkville GA 0.71 040191113 Geronimo AZ 0.69 010731005 MCADORY AL 0.68 131210055 Confederate Ave GA 0.68 120330004 Ellyson Industrial Park FL 0.68 010731010 LEEDS AL 0.67 150011012 Kona HI 0.67 010735003 CORNER AL 0.67 010735002 PINSON AL 0.66 060832004 Lompoc H Street CA 0.64 051390006 El Dorado AR 0.64 010730023 NO. BHAM AL 0.63 150012016 Pahala HI 0.62 060550003 Napa - Jefferson St CA 0.61 131510002 McDonough GA 0.61 120050006 St. Andrews Park FL 0.60 040139998 Vehicle Emissions Laboratory AZ 0.60 011011002 MONTG AL 0.59 110010043 McMillan Reservoir DC 0.59 051191008 ADEQ-DSR AR 0.58 080010006 Commerce City - 7101 Birch St. CO 0.58 040139812 Durango AZ 0.58 010732006 HOOVER AL 0.57 150012017 Mountain View HI 0.56 051190007 PARR AR 0.51 060371201 Reseda CA 0.51 010732003 WYLAM AL #coincidences 10-30 and Corr > 0.5 0.82 010030010 FAIRHOPE AL 0.77 000010401 Mount Pearl NF 0.72 090110124 Groton Fort Griswold CT 0.67 000094301 Cold Lake South AB 0.52 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 12.80 060832004 Lompoc H Street CA 11.70 061111004 Ojai - Ojai Ave. CA 11.10 060670006 Sacramento - Del Paso Manor CA 11.10 060550003 Napa - Jefferson St CA 11.00 060850005 San Jose - Jackson St. CA 10.80 060950004 Vallejo - 304 Tuolumne Street CA 10.50 060670011 Elk Grove CA 10.40 061113001 El Rio - Rio Mesa School #2 CA 10.40 060010011 Oakland West CA 10.00 061130004 Davis CA 9.80 060953002 Vacaville CA 9.40 060012004 Berkeley CA 8.20 060670012 Folsom CA 7.50 060010007 Livermore - Rincon CA 7.40 060798001 Atascadero CA 6.90 060731010 San Diego - Beardsley Street CA 6.20 060959999 Rio Vista CA 6.10 061131003 Woodland CA 5.80 060610006 Roseville - N.Sunrise/Douglas CA 4.70 000020401 SOUTHAMPTON PE 4.60 060731008 Camp Pendleton CA 4.50 060830011 Santa Barbara CA 3.90 060731002 Escondido CA 3.40 060374002 North Long Beach CA 3.20 061110007 Thousand Oaks - Moorpark Road CA 3.10 000030310 SYDNEY NS 3.00 040134003 South Phoenix AZ 2.70 040138005 Estrella AZ 2.30 040139998 Vehicle Emissions Laboratory AZ 2.00 040191034 Coachline AZ 1.90 150030010 Kapolei HI 1.70 040130019 West Phoenix AZ 1.00 040134010 Dysart AZ 0.90 060371201 Reseda CA 0.70 150031001 Honolulu HI #coincidences 10-30 and Corr > 0.5 4.70 000010401 Mount Pearl NF 1.40 060570005 Grass Valley CA Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 13.50 060832004 Lompoc H Street CA 13.40 061113001 El Rio - Rio Mesa School #2 CA 12.60 061111004 Ojai - Ojai Ave. CA 12.00 060410003 Point Reyes CA 11.30 060670012 Folsom CA 11.00 060550003 Napa - Jefferson St CA 10.70 060850005 San Jose - Jackson St. CA 10.30 060670010 Sacramento - T Street CA 10.00 060012004 Berkeley CA 9.70 060010011 Oakland West CA 9.70 060010007 Livermore - Rincon CA 9.50 061130004 Davis CA 9.50 060670006 Sacramento - Del Paso Manor CA 9.40 060953002 Vacaville CA 9.40 060670011 Elk Grove CA 9.30 060959999 Rio Vista CA 9.30 060950004 Vallejo - 304 Tuolumne Street CA 8.00 060731010 San Diego - Beardsley Street CA 7.80 060798001 Atascadero CA 7.10 061131003 Woodland CA 6.80 060830011 Santa Barbara CA 5.80 060610006 Roseville - N.Sunrise/Douglas CA 5.20 000020401 SOUTHAMPTON PE 5.10 060710005 Lake Gregory - Crestline CA 4.40 060371201 Reseda CA 3.90 060374002 North Long Beach CA 3.40 000030310 SYDNEY NS 3.30 061110007 Thousand Oaks - Moorpark Road CA 3.30 060731002 Escondido CA 2.70 060792004 Mesa 2 /Nipomo CA 2.30 060731008 Camp Pendleton CA 1.80 150030010 Kapolei HI 1.70 060290014 Bakersfield - 5558 California Ave CA 1.70 040134003 South Phoenix AZ 1.60 060190008 Fresno - 1st Street CA 1.40 040138005 Estrella AZ 1.00 060639901 Quincy BAM CA 0.80 150031001 Honolulu HI 0.80 061072002 Visalia - N. Church Street CA 0.80 040139998 Vehicle Emissions Laboratory AZ 0.80 040130019 West Phoenix AZ #coincidences 10-30 and Corr > 0.5 3.20 000010401 Mount Pearl NF 2.10 060570005 Grass Valley CA Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 296.60 060310004 Corcoran CA 228.30 060431001 Yosemite Village - Visitor Center CA 62.60 060571001 Truckee BAM CA 39.40 061010003 Yuba City CA 38.60 061070009 Sequoia/Kings Canyon - Ash Mountain CA 37.50 060670010 Sacramento - T Street CA 37.30 060410003 Point Reyes CA 30.70 110010043 McMillan Reservoir DC 29.50 060711004 Upland CA 29.00 080410017 Colorado College CO 27.90 060792004 Mesa 2 /Nipomo CA 26.90 060371103 Los Angeles - N. Main Street CA 26.80 060658001 Riverside - Rubidoux CA 25.20 090032006 East Hartford - High Street CT 24.70 060370016 Glendora - Laurel CA 23.70 060659001 Lake Elsinore - W. Flint Street CA 23.70 010730023 NO. BHAM AL 23.60 060371002 Burbank - W. Palm Ave CA 23.10 060650012 Banning - South Hathaway Street CA 23.10 060376012 Santa Clarita CA 23.00 061112002 Simi Valley - Cochran Street CA 22.20 100032004 MLK DE 21.90 090011123 Danbury CT 21.80 131390003 Gainesville GA 21.30 011011002 MONTG AL 21.20 010732003 WYLAM AL 20.70 060731006 Alpine CA 20.60 120730012 Tallahassee Community College FL 20.60 010731010 LEEDS AL 20.40 090090027 New Haven - Criscuolo Park CT 20.40 060250005 Calexico - Ethel Street CA 20.10 131850003 Valdosta GA 19.90 120230002 Lake City FL 19.70 121130015 Woodlawn FL 19.60 010731009 PROVIDENCE AL 19.50 150011012 Kona HI 19.50 061110009 Piru - Pacific CA 19.50 010331002 MSHOALS AL 19.10 010731005 MCADORY AL 19.00 130770002 NEWNAN GA 19.00 120470015 White Springs FL 19.00 060710005 Lake Gregory - Crestline CA 18.80 130890002 South Dekalb GA 18.70 050350005 MARION AR 18.50 131530001 Warner Robins GA 18.50 010732006 HOOVER AL 18.40 120050006 St. Andrews Park FL 18.40 061072002 Visalia - N. Church Street CA 18.30 000061004 Sarnia ON 18.20 090092123 Waterbury CT 18.20 060590007 Anaheim CA 18.00 120330004 Ellyson Industrial Park FL 18.00 051390006 El Dorado AR 17.90 051190007 PARR AR 17.80 120590004 Bonifay FL 17.80 060371201 Reseda CA 17.60 010735002 PINSON AL 17.60 000041302 BATHURST NB 17.40 060830011 Santa Barbara CA 17.30 132950002 Rossville GA 17.30 051430005 SPRNGDLE AR 17.30 051191008 ADEQ-DSR AR 17.10 060730003 El Cajon - Redwood Ave CA 17.10 010735003 CORNER AL 17.00 120830003 YMC FL 16.90 060290014 Bakersfield - 5558 California Ave CA 16.90 000060512 Hamilton Downtown ON 16.70 000040203 FOREST HILLS NB 16.60 131350002 Gwinnett Tech GA 16.60 131210055 Confederate Ave GA 16.50 120861016 Miami Fire Station #5 FL 16.40 060610006 Roseville - N.Sunrise/Douglas CA 16.30 130210012 Macon GA 16.20 120310100 Mayo Clinic FL 16.00 120013011 Payne's Prarie FL 16.00 061131003 Woodland CA 15.90 121056006 Fl. Baptist Children's Home FL 15.80 120952002 Lake Isle Estates FL 15.80 060959999 Rio Vista CA 15.60 130590002 Athens FS # 7 GA 15.50 061110007 Thousand Oaks - Moorpark Road CA 15.50 060070002 Chico - Manzanita CA 15.40 130511002 Savannah L&A GA 15.40 121150013 Bee Ridge FL 15.30 132150008 Columbus Airport GA 15.30 121035002 John A. Chesnut Sr. Park FL 15.20 060374002 North Long Beach CA 15.20 060010007 Livermore - Rincon CA 15.10 121030018 Azalea FL 15.10 120990009 Royal Palm Beach FL 15.00 120310077 Sheffield Elementary School FL 15.00 000061402 Brantford ON 14.80 060731002 Escondido CA 14.70 132230003 Yorkville GA 14.60 120210004 Laurel Oaks Elementary FL 14.60 090050004 Thomaston CT 14.60 080770017 Grand Junction - Powell Building CO 14.40 131510002 McDonough GA 14.40 120090011 Fay Park FL 14.40 060731010 San Diego - Beardsley Street CA 14.40 000090227 Calgary Central AB 14.30 060670012 Folsom CA 14.30 000061502 Kitchener ON 14.30 000060303 Kingston ON 14.20 060190008 Fresno - 1st Street CA 14.10 060074001 Gridley CA 14.00 120310098 Mandarin FL 14.00 060731008 Camp Pendleton CA 13.90 120866001 Homestead Fire Station #16 FL 13.90 000065801 Chatham ON 13.90 000060204 Windsor Downtown ON 13.90 000054501 L'Assomption QC 13.90 000030701 AYLESFORD MOUNTAIN NS 13.80 132450091 AUGUSTA GA 13.80 121152002 Jackson Road FL 13.80 120111002 DAVIE FL 13.80 120090007 Melbourne FL 13.80 000065301 Port Stanley ON 13.70 121275002 Blind Services; 1185-A Dunn Ave FL 13.70 000061302 St. Catharines ON 13.60 060210002 Willows - E. Laurel Street CA 13.40 060990005 Modesto - 14th Street CA 13.40 000065401 Belleville ON 13.30 080310013 Denver - NJH - 14th Ave. & Albion St. CO 13.30 000065001 Barrie ON 13.20 060012004 Berkeley CA 12.90 000060903 London ON 12.80 060890007 Anderson CA 12.70 000060424 Toronto Downtown ON 12.60 000054703 Bécancour (Aréna) QC 12.50 000061104 Peterborough ON 12.30 060953002 Vacaville CA 12.30 060010011 Oakland West CA 12.30 000063701 Grand Bend ON 12.20 090050005 Cornwall CT 12.20 061130004 Davis CA 12.10 061113001 El Rio - Rio Mesa School #2 CA 12.10 040191113 Geronimo AZ 12.00 000052301 Saint-Faustin QC 12.00 000050801 Ursulines QC 11.90 060950004 Vallejo - 304 Tuolumne Street CA 11.70 060850005 San Jose - Jackson St. CA 11.70 060670011 Elk Grove CA 11.60 060550003 Napa - Jefferson St CA 11.50 150012016 Pahala HI 11.50 060670006 Sacramento - Del Paso Manor CA 11.40 000090222 Calgary Northwest AB 11.30 000040209 CASTLE ST. SAINT JO NB 11.30 000030310 SYDNEY NS 11.20 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 11.20 000061201 Cornwall ON 10.90 061111004 Ojai - Ojai Ave. CA 10.60 080310002 Denver - CAMP - 2105 Broadway CO 10.60 000065701 Morrisburg ON 10.50 080310025 Denver Animal Shelter - 678 S. Jason St. CO 10.50 000054401 Saint-Anicet QC 10.30 081230006 Greeley Hospital CO 10.20 040139812 Durango AZ 10.10 080010006 Commerce City - 7101 Birch St. CO 10.10 000063301 Dorset ON 9.90 000062501 Tiverton ON 9.90 000051501 Zéphirin QC 9.90 000040302 MONCTON NB 9.80 060832004 Lompoc H Street CA 9.60 000060104 Ottawa ON 9.50 040191030 Green Valley AZ 9.50 000020301 WELLINGTON PE 9.30 040191032 Rose Elementary AZ 9.30 000020104 CHARLOTTETOWN PE 9.20 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 9.10 000090218 Calgary East AB 9.10 000065201 Parry Sound ON 8.90 000062001 North Bay ON 8.70 040191034 Coachline AZ 8.40 060271023 Bishop Paiute Tribe-CA CA 8.30 080131001 Boulder - CU - 2102 Athens St. CO 8.10 000060709 Sault Ste Marie ON 7.90 040134010 Dysart AZ 7.80 000060609 Sudbury ON 7.80 000020401 SOUTHAMPTON PE 7.50 060798001 Atascadero CA 7.20 040130019 West Phoenix AZ 7.00 000040103 FREDERICTON NB 6.70 040139998 Vehicle Emissions Laboratory AZ 6.20 040138005 Estrella AZ 6.00 150031001 Honolulu HI 6.00 080130003 Longmont CO 6.00 040134003 South Phoenix AZ 5.90 060639901 Quincy BAM CA 5.40 150012017 Mountain View HI 4.90 150030010 Kapolei HI #coincidences 10-30 and Corr > 0.5 58.00 120710005 Winkler Pump Station FL 25.00 010030010 FAIRHOPE AL 16.60 080350004 Chatfield Park - 11500 N. Roxborough Par CO 16.40 120570030 PCEIA3 FL 15.60 120573002 SYDNEY FL 13.60 000040801 CANTERBURY NB 13.30 090110124 Groton Fort Griswold CT 13.20 000090302 Red Deer AB 12.60 000094301 Cold Lake South AB 12.30 000090120 Edmonton South AB 12.20 000040207 SAINT JOHN WEST NB 11.10 000090121 Edmonton East AB 10.40 000090502 Lethbridge AB 9.60 060570005 Grass Valley CA 9.60 000040901 ST ANDREWS NB 8.50 000090130 Edmonton Central AB 8.10 000010401 Mount Pearl NF 8.00 000091101 Elk Island AB 7.60 000090601 Fort Saskatchewan AB 7.10 000100010 Creston PC School BC 6.10 000091901 Caroline AB 4.40 150011006 Hilo HI Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 14.30 061131003 Woodland CA 14.30 061130004 Davis CA 14.30 060959999 Rio Vista CA 14.30 060953002 Vacaville CA 14.30 060950004 Vallejo - 304 Tuolumne Street CA 14.30 060850005 San Jose - Jackson St. CA 14.30 060670012 Folsom CA 14.30 060670011 Elk Grove CA 14.30 060670010 Sacramento - T Street CA 14.30 060670006 Sacramento - Del Paso Manor CA 14.30 060610006 Roseville - N.Sunrise/Douglas CA 14.30 060550003 Napa - Jefferson St CA 14.30 060410003 Point Reyes CA 14.30 060012004 Berkeley CA 14.30 060010011 Oakland West CA 14.30 060010007 Livermore - Rincon CA 11.30 000020401 SOUTHAMPTON PE 10.30 061010003 Yuba City CA 10.30 060890007 Anderson CA 10.30 060570005 Grass Valley CA 10.30 060210002 Willows - E. Laurel Street CA 10.30 060074001 Gridley CA 10.30 060070002 Chico - Manzanita CA 10.30 000010401 Mount Pearl NF 10.10 061113001 El Rio - Rio Mesa School #2 CA 10.10 061111004 Ojai - Ojai Ave. CA 10.10 060832004 Lompoc H Street CA 10.10 060830011 Santa Barbara CA 9.70 000030310 SYDNEY NS 9.40 060731010 San Diego - Beardsley Street CA 8.20 090110124 Groton Fort Griswold CT 8.20 090090027 New Haven - Criscuolo Park CT 8.20 090032006 East Hartford - High Street CT 7.60 000063701 Grand Bend ON 7.60 000062501 Tiverton ON 7.40 040139998 Vehicle Emissions Laboratory AZ 7.40 040139812 Durango AZ 7.40 040138005 Estrella AZ 7.40 040134010 Dysart AZ 7.40 040134003 South Phoenix AZ 7.40 040130019 West Phoenix AZ 7.30 060990005 Modesto - 14th Street CA 7.30 060431001 Yosemite Village - Visitor Center CA 7.20 000054703 Bécancour (Aréna) QC 7.20 000051501 Zéphirin QC 7.20 000050801 Ursulines QC 7.10 040191034 Coachline AZ 6.60 040191113 Geronimo AZ 6.60 040191032 Rose Elementary AZ 6.60 040191030 Green Valley AZ 6.50 060650012 Banning - South Hathaway Street CA 6.30 060639901 Quincy BAM CA 6.30 060571001 Truckee BAM CA 5.80 000061201 Cornwall ON 5.80 000054501 L'Assomption QC 5.80 000054401 Saint-Anicet QC 5.80 000052301 Saint-Faustin QC 5.30 090092123 Waterbury CT 5.30 090050005 Cornwall CT 5.30 090050004 Thomaston CT 5.30 090011123 Danbury CT 5.30 061112002 Simi Valley - Cochran Street CA 5.30 061110009 Piru - Pacific CA 5.30 061110007 Thousand Oaks - Moorpark Road CA 5.30 060731008 Camp Pendleton CA 5.30 060731006 Alpine CA 5.30 060731002 Escondido CA 5.30 060730003 El Cajon - Redwood Ave CA 5.30 060711004 Upland CA 5.30 060710005 Lake Gregory - Crestline CA 5.30 060659001 Lake Elsinore - W. Flint Street CA 5.30 060658001 Riverside - Rubidoux CA 5.30 060590007 Anaheim CA 5.30 060376012 Santa Clarita CA 5.30 060374002 North Long Beach CA 5.30 060371201 Reseda CA 5.30 060371103 Los Angeles - N. Main Street CA 5.30 060371002 Burbank - W. Palm Ave CA 5.30 060370016 Glendora - Laurel CA 5.30 060250005 Calexico - Ethel Street CA 5.20 050350005 MARION AR 5.10 000040901 ST ANDREWS NB 5.10 000040801 CANTERBURY NB 5.00 061072002 Visalia - N. Church Street CA 5.00 060798001 Atascadero CA 5.00 060792004 Mesa 2 /Nipomo CA 5.00 060310004 Corcoran CA 5.00 060290014 Bakersfield - 5558 California Ave CA 5.00 060190008 Fresno - 1st Street CA 4.60 100032004 MLK DE 4.60 051390006 El Dorado AR 4.60 051191008 ADEQ-DSR AR 4.60 051190007 PARR AR 4.60 000065001 Barrie ON 4.60 000061502 Kitchener ON 4.60 000061402 Brantford ON 4.60 000061302 St. Catharines ON 4.60 000060512 Hamilton Downtown ON 4.60 000060424 Toronto Downtown ON 4.60 000040209 CASTLE ST. SAINT JO NB 4.60 000040207 SAINT JOHN WEST NB 4.60 000040203 FOREST HILLS NB 4.60 000040103 FREDERICTON NB 4.40 000060104 Ottawa ON 4.10 000040302 MONCTON NB 4.10 000030701 AYLESFORD MOUNTAIN NS 4.10 000020301 WELLINGTON PE 4.10 000020104 CHARLOTTETOWN PE 3.90 000090601 Fort Saskatchewan AB 3.90 000090130 Edmonton Central AB 3.90 000090121 Edmonton East AB 3.90 000090120 Edmonton South AB 3.90 000065701 Morrisburg ON 3.90 000060303 Kingston ON 3.80 132150008 Columbus Airport GA 3.80 131530001 Warner Robins GA 3.80 130210012 Macon GA 3.80 110010043 McMillan Reservoir DC 3.60 130511002 Savannah L&A GA 3.30 131510002 McDonough GA 3.30 131390003 Gainesville GA 3.30 131350002 Gwinnett Tech GA 3.30 131210055 Confederate Ave GA 3.30 130890002 South Dekalb GA 3.30 130770002 NEWNAN GA 3.30 130590002 Athens FS # 7 GA 3.30 000065401 Belleville ON 3.30 000061104 Peterborough ON 3.20 000065201 Parry Sound ON 3.20 000062001 North Bay ON 3.20 000060609 Sudbury ON 3.10 000100059 Grand Forks City Hall BC 3.00 132950002 Rossville GA 3.00 132230003 Yorkville GA 3.00 121130015 Woodlawn FL 3.00 120330004 Ellyson Industrial Park FL 3.00 010970003 CHICK. AL 3.00 010735003 CORNER AL 3.00 010735002 PINSON AL 3.00 010732006 HOOVER AL 3.00 010732003 WYLAM AL 3.00 010731010 LEEDS AL 3.00 010730023 NO. BHAM AL 3.00 010030010 FAIRHOPE AL 2.90 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 2.90 150031001 Honolulu HI 2.90 150030010 Kapolei HI 2.90 150012017 Mountain View HI 2.90 150012016 Pahala HI 2.90 150011012 Kona HI 2.90 150011006 Hilo HI 2.90 000091901 Caroline AB 2.90 000090302 Red Deer AB 2.90 000090227 Calgary Central AB 2.90 000090222 Calgary Northwest AB 2.90 000090218 Calgary East AB 2.90 000041302 BATHURST NB 2.80 061070009 Sequoia/Kings Canyon - Ash Mountain CA 2.80 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.70 000063301 Dorset ON 2.60 132450091 AUGUSTA GA 2.60 081230006 Greeley Hospital CO 2.60 080410017 Colorado College CO 2.60 080310025 Denver Animal Shelter - 678 S. Jason St. CO 2.60 080310013 Denver - NJH - 14th Ave. & Albion St. CO 2.60 080310002 Denver - CAMP - 2105 Broadway CO 2.60 080010006 Commerce City - 7101 Birch St. CO 2.50 121275002 Blind Services; 1185-A Dunn Ave FL 2.50 120830003 YMC FL 2.50 120470015 White Springs FL 2.50 120310100 Mayo Clinic FL 2.50 120310098 Mandarin FL 2.50 120310077 Sheffield Elementary School FL 2.50 120230002 Lake City FL 2.50 120013011 Payne's Prarie FL 2.50 011011002 MONTG AL 2.40 060271023 Bishop Paiute Tribe-CA CA 2.30 010731009 PROVIDENCE AL 2.30 010731005 MCADORY AL 2.30 010331002 MSHOALS AL 2.20 051430005 SPRNGDLE AR 2.20 000065801 Chatham ON 2.20 000065301 Port Stanley ON 2.20 000061004 Sarnia ON 2.20 000060903 London ON 2.20 000060204 Windsor Downtown ON 2.10 121152002 Jackson Road FL 2.10 121150013 Bee Ridge FL 2.10 121056006 Fl. Baptist Children's Home FL 2.10 121035002 John A. Chesnut Sr. Park FL 2.10 121030018 Azalea FL 2.10 120952002 Lake Isle Estates FL 2.10 120573002 SYDNEY FL 2.10 120570030 PCEIA3 FL 2.10 000060709 Sault Ste Marie ON 1.90 000100010 Creston PC School BC 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 1.70 000091101 Elk Island AB 1.60 120710005 Winkler Pump Station FL 1.60 120210004 Laurel Oaks Elementary FL 1.60 000090502 Lethbridge AB 1.50 120090011 Fay Park FL 1.50 120090007 Melbourne FL 1.40 080770017 Grand Junction - Powell Building CO 1.40 000094301 Cold Lake South AB 1.30 131850003 Valdosta GA 1.30 120730012 Tallahassee Community College FL 1.20 120590004 Bonifay FL 1.20 120050006 St. Andrews Park FL 1.10 080350004 Chatfield Park - 11500 N. Roxborough Par CO 1.10 080131001 Boulder - CU - 2102 Athens St. CO 1.10 080130003 Longmont CO AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)