Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.58 000061402 Brantford ON 0.56 060832004 Lompoc H Street CA 0.55 000061004 Sarnia ON 0.53 120571065 gandy FL 0.53 000091101 Elk Island AB 0.53 000090302 Red Deer AB 0.51 150030010 Kapolei HI 0.51 060731010 San Diego - Beardsley Street CA 0.51 000065001 Barrie ON 0.50 121130015 Woodlawn FL 0.50 120013011 Payne's Prarie FL 0.50 000091901 Caroline AB 0.50 000063701 Grand Bend ON #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 0.86 131530001 Warner Robins GA 0.85 130210012 Macon GA 0.83 000090502 Lethbridge AB 0.82 121130015 Woodlawn FL 0.82 061112002 Simi Valley - Cochran Street CA 0.82 000090130 Edmonton Central AB 0.82 000061004 Sarnia ON 0.81 000061402 Brantford ON 0.80 000060512 Hamilton Downtown ON 0.77 120590004 Bonifay FL 0.77 000062501 Tiverton ON 0.77 000061502 Kitchener ON 0.76 061110009 Piru - Pacific CA 0.76 000065801 Chatham ON 0.75 000091901 Caroline AB 0.75 000065001 Barrie ON 0.73 061113001 El Rio - Rio Mesa School #2 CA 0.72 120310098 Mandarin FL 0.72 000061302 St. Catharines ON 0.70 120830003 YMC FL 0.70 120330004 Ellyson Industrial Park FL 0.69 121035002 John A. Chesnut Sr. Park FL 0.69 121030018 Azalea FL 0.69 061110007 Thousand Oaks - Moorpark Road CA 0.69 060890007 Anderson CA 0.69 060590007 Anaheim CA 0.69 000060424 Toronto Downtown ON 0.68 121150013 Bee Ridge FL 0.68 000065301 Port Stanley ON 0.67 000063701 Grand Bend ON 0.66 060731010 San Diego - Beardsley Street CA 0.66 000065201 Parry Sound ON 0.65 120310100 Mayo Clinic FL 0.65 060959999 Rio Vista CA 0.65 000091101 Elk Island AB 0.65 000090302 Red Deer AB 0.63 000094301 Cold Lake South AB 0.62 060710005 Lake Gregory - Crestline CA 0.61 150030010 Kapolei HI 0.61 000065401 Belleville ON 0.60 090032006 East Hartford - High Street CT 0.60 060832004 Lompoc H Street CA 0.60 000090120 Edmonton South AB 0.60 000060903 London ON 0.59 120730012 Tallahassee Community College FL 0.59 120013011 Payne's Prarie FL 0.59 000090121 Edmonton East AB 0.58 051430005 SPRNGDLE AR 0.58 000061104 Peterborough ON 0.57 120310077 Sheffield Elementary School FL 0.56 060731008 Camp Pendleton CA 0.55 060731006 Alpine CA 0.55 000054401 Saint-Anicet QC 0.54 121056006 Fl. Baptist Children's Home FL 0.54 090050004 Thomaston CT 0.54 060371201 Reseda CA 0.54 000051501 Zéphirin QC 0.52 120210004 Laurel Oaks Elementary FL 0.51 131390003 Gainesville GA 0.51 120050006 St. Andrews Park FL 0.51 090011123 Danbury CT 0.51 010731009 PROVIDENCE AL 0.50 150012016 Pahala HI #coincidences 10-30 and Corr > 0.5 0.70 061072002 Visalia - N. Church Street CA 0.64 060070002 Chico - Manzanita CA 0.61 061130004 Davis CA 0.59 120571065 gandy FL 0.51 060190008 Fresno - 1st Street CA Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 17.90 061111004 Ojai - Ojai Ave. CA 17.70 060832004 Lompoc H Street CA 14.30 061113001 El Rio - Rio Mesa School #2 CA 11.40 040191034 Coachline AZ 9.80 060670011 Elk Grove CA 9.70 040138005 Estrella AZ 9.40 060670012 Folsom CA 8.80 060650012 Banning - South Hathaway Street CA 8.70 040134010 Dysart AZ 8.60 040139998 Vehicle Emissions Laboratory AZ 8.20 060731010 San Diego - Beardsley Street CA 8.20 060670006 Sacramento - Del Paso Manor CA 7.90 000030310 SYDNEY NS 7.80 040134003 South Phoenix AZ 7.10 060850005 San Jose - Jackson St. CA 7.10 060010007 Livermore - Rincon CA 6.60 060374002 North Long Beach CA 6.20 060953002 Vacaville CA 5.80 061131003 Woodland CA 5.60 060731008 Camp Pendleton CA 5.10 061110007 Thousand Oaks - Moorpark Road CA 4.70 060010011 Oakland West CA 4.30 060550003 Napa - Jefferson St CA 3.60 060950004 Vallejo - 304 Tuolumne Street CA 3.40 000062501 Tiverton ON 3.10 150030010 Kapolei HI 3.00 060590007 Anaheim CA 3.00 060271023 Bishop Paiute Tribe-CA CA 2.60 060012004 Berkeley CA 2.50 040191032 Rose Elementary AZ 2.20 061110009 Piru - Pacific CA 1.60 040139812 Durango AZ 1.30 040191030 Green Valley AZ 1.20 150012017 Mountain View HI 1.20 000060609 Sudbury ON 0.90 000065001 Barrie ON 0.80 000020104 CHARLOTTETOWN PE #coincidences 10-30 and Corr > 0.5 9.60 000020401 SOUTHAMPTON PE 5.00 061130004 Davis CA 5.00 060410003 Point Reyes CA 4.50 060670010 Sacramento - T Street CA 2.60 000010301 Cornerbrook NF 1.80 060190008 Fresno - 1st Street CA 1.40 060731002 Escondido CA Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 19.40 061111004 Ojai - Ojai Ave. CA 18.00 061113001 El Rio - Rio Mesa School #2 CA 18.00 060832004 Lompoc H Street CA 15.10 060830011 Santa Barbara CA 12.00 060831008 Santa Maria - Broadway CA 9.60 060670012 Folsom CA 9.30 060670006 Sacramento - Del Paso Manor CA 8.70 060670011 Elk Grove CA 8.00 060959999 Rio Vista CA 7.50 060850005 San Jose - Jackson St. CA 7.50 060010007 Livermore - Rincon CA 6.80 040191034 Coachline AZ 6.80 040130019 West Phoenix AZ 6.60 060550003 Napa - Jefferson St CA 6.60 000030310 SYDNEY NS 6.50 061131003 Woodland CA 6.50 060953002 Vacaville CA 6.50 040134003 South Phoenix AZ 6.40 040138005 Estrella AZ 6.20 060731010 San Diego - Beardsley Street CA 5.80 060798001 Atascadero CA 5.70 040139998 Vehicle Emissions Laboratory AZ 5.40 040134010 Dysart AZ 4.90 060710005 Lake Gregory - Crestline CA 4.60 060012004 Berkeley CA 4.40 060950004 Vallejo - 304 Tuolumne Street CA 4.00 060374002 North Long Beach CA 3.80 061110007 Thousand Oaks - Moorpark Road CA 3.80 060010011 Oakland West CA 3.80 040139812 Durango AZ 2.90 040191030 Green Valley AZ 2.80 060650012 Banning - South Hathaway Street CA 2.50 060792004 Mesa 2 /Nipomo CA 2.30 150012017 Mountain View HI 2.30 150011006 Hilo HI 2.30 000062501 Tiverton ON 2.20 150030010 Kapolei HI 2.20 000062001 North Bay ON 2.10 040191032 Rose Elementary AZ 2.00 061110009 Piru - Pacific CA 2.00 000060609 Sudbury ON 1.80 000065001 Barrie ON 1.70 060731008 Camp Pendleton CA 1.50 000065201 Parry Sound ON 1.50 000061402 Brantford ON 1.10 000020301 WELLINGTON PE 0.90 000065301 Port Stanley ON 0.80 150012016 Pahala HI 0.80 060639901 Quincy BAM CA 0.80 000063701 Grand Bend ON 0.80 000020104 CHARLOTTETOWN PE 0.70 000061502 Kitchener ON 0.60 061112002 Simi Valley - Cochran Street CA 0.60 060271023 Bishop Paiute Tribe-CA CA 0.50 060571001 Truckee BAM CA 0.50 060570005 Grass Valley CA 0.50 000030701 AYLESFORD MOUNTAIN NS #coincidences 10-30 and Corr > 0.5 9.00 000020401 SOUTHAMPTON PE 7.90 060670010 Sacramento - T Street CA 7.10 060410003 Point Reyes CA 6.60 061130004 Davis CA 2.10 060610006 Roseville - N.Sunrise/Douglas CA 1.30 000010301 Cornerbrook NF 0.70 060731002 Escondido CA Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 376.90 010331002 MSHOALS AL 50.00 120310077 Sheffield Elementary School FL 49.10 060831008 Santa Maria - Broadway CA 47.50 000054501 L'Assomption QC 40.60 060310004 Corcoran CA 40.50 060792004 Mesa 2 /Nipomo CA 40.20 060830011 Santa Barbara CA 36.70 060798001 Atascadero CA 34.90 080310002 Denver - CAMP - 2105 Broadway CO 33.70 060658001 Riverside - Rubidoux CA 33.10 060959999 Rio Vista CA 30.50 060371103 Los Angeles - N. Main Street CA 30.00 060639901 Quincy BAM CA 29.80 060711004 Upland CA 28.70 090090027 New Haven - Criscuolo Park CT 27.00 060376012 Santa Clarita CA 26.00 120050006 St. Andrews Park FL 25.80 060371002 Burbank - W. Palm Ave CA 25.50 080410017 Colorado College CO 25.50 000040801 CANTERBURY NB 24.60 060651003 Riverside - Magnolia CA 24.10 060370016 Glendora - Laurel CA 23.90 060659001 Lake Elsinore - W. Flint Street CA 23.30 060371201 Reseda CA 23.10 090092123 Waterbury CT 22.10 061112002 Simi Valley - Cochran Street CA 22.00 060730003 El Cajon - Redwood Ave CA 21.80 150011012 Kona HI 21.30 100032004 MLK DE 21.20 131530001 Warner Robins GA 21.20 060710005 Lake Gregory - Crestline CA 21.10 010730023 NO. BHAM AL 21.10 000040203 FOREST HILLS NB 20.80 000050801 Ursulines QC 20.20 010732003 WYLAM AL 20.10 060731006 Alpine CA 20.10 051191008 ADEQ-DSR AR 19.90 131390003 Gainesville GA 19.80 000090227 Calgary Central AB 19.70 121152002 Jackson Road FL 19.40 060650012 Banning - South Hathaway Street CA 19.10 130890002 South Dekalb GA 19.10 090032006 East Hartford - High Street CT 19.00 061110009 Piru - Pacific CA 18.90 060590007 Anaheim CA 18.60 130770002 NEWNAN GA 18.60 000090601 Fort Saskatchewan AB 18.50 131850003 Valdosta GA 17.90 011011002 MONTG AL 17.80 051190007 PARR AR 17.80 000061502 Kitchener ON 17.80 000054703 Bécancour (Aréna) QC 17.70 010731010 LEEDS AL 17.70 000090121 Edmonton East AB 17.70 000054401 Saint-Anicet QC 17.50 040130019 West Phoenix AZ 17.40 000090120 Edmonton South AB 17.20 132450091 AUGUSTA GA 17.00 120730012 Tallahassee Community College FL 17.00 000061302 St. Catharines ON 16.90 131350002 Gwinnett Tech GA 16.90 000090302 Red Deer AB 16.80 132950002 Rossville GA 16.70 000060512 Hamilton Downtown ON 16.50 090011123 Danbury CT 16.20 131210055 Confederate Ave GA 16.20 130590002 Athens FS # 7 GA 16.20 000090130 Edmonton Central AB 16.20 000061004 Sarnia ON 16.10 090110124 Groton Fort Griswold CT 16.10 061110007 Thousand Oaks - Moorpark Road CA 16.10 000060303 Kingston ON 16.00 000060204 Windsor Downtown ON 15.90 000051501 Zéphirin QC 15.90 000040209 CASTLE ST. SAINT JO NB 15.70 130210012 Macon GA 15.70 000060424 Toronto Downtown ON 15.70 000041302 BATHURST NB 15.60 010731005 MCADORY AL 15.50 130511002 Savannah L&A GA 15.50 060731008 Camp Pendleton CA 15.50 060012004 Berkeley CA 15.50 010735002 PINSON AL 15.30 051430005 SPRNGDLE AR 15.30 000040207 SAINT JOHN WEST NB 15.20 120952002 Lake Isle Estates FL 15.20 090050004 Thomaston CT 15.10 120330004 Ellyson Industrial Park FL 14.80 060731010 San Diego - Beardsley Street CA 14.70 131510002 McDonough GA 14.50 000061402 Brantford ON 14.50 000030310 SYDNEY NS 14.40 132230003 Yorkville GA 14.40 121150013 Bee Ridge FL 14.30 060374002 North Long Beach CA 14.20 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 14.20 060950004 Vallejo - 304 Tuolumne Street CA 14.20 010735003 CORNER AL 14.20 000030701 AYLESFORD MOUNTAIN NS 14.10 120013011 Payne's Prarie FL 14.10 061070009 Sequoia/Kings Canyon - Ash Mountain CA 14.00 061113001 El Rio - Rio Mesa School #2 CA 14.00 000061104 Peterborough ON 13.90 121275002 Blind Services; 1185-A Dunn Ave FL 13.90 120861016 Miami Fire Station #5 FL 13.90 051390006 El Dorado AR 13.80 050350005 MARION AR 13.80 040139812 Durango AZ 13.70 120590004 Bonifay FL 13.70 010731009 PROVIDENCE AL 13.60 080350004 Chatfield Park - 11500 N. Roxborough Par CO 13.60 060550003 Napa - Jefferson St CA 13.60 000063701 Grand Bend ON 13.30 000065801 Chatham ON 13.30 000065401 Belleville ON 13.30 000060903 London ON 13.20 060010011 Oakland West CA 13.10 000090218 Calgary East AB 13.10 000052301 Saint-Faustin QC 13.00 121130015 Woodlawn FL 13.00 120866001 Homestead Fire Station #16 FL 12.90 000020301 WELLINGTON PE 12.80 080310013 Denver - NJH - 14th Ave. & Albion St. CO 12.70 110010043 McMillan Reservoir DC 12.50 132150008 Columbus Airport GA 12.50 120830003 YMC FL 12.50 120090011 Fay Park FL 12.50 000065701 Morrisburg ON 12.20 000090222 Calgary Northwest AB 12.20 000061201 Cornwall ON 12.10 061131003 Woodland CA 12.10 000065301 Port Stanley ON 12.00 121035002 John A. Chesnut Sr. Park FL 12.00 120710005 Winkler Pump Station FL 11.90 040191113 Geronimo AZ 11.70 120210004 Laurel Oaks Elementary FL 11.70 060953002 Vacaville CA 11.50 120990009 Royal Palm Beach FL 11.50 000065001 Barrie ON 11.50 000040302 MONCTON NB 11.40 000040103 FREDERICTON NB 11.30 120090007 Melbourne FL 11.30 080310025 Denver Animal Shelter - 678 S. Jason St. CO 11.10 121030018 Azalea FL 11.00 120310100 Mayo Clinic FL 11.00 060850005 San Jose - Jackson St. CA 11.00 060832004 Lompoc H Street CA 10.90 150012016 Pahala HI 10.90 080131001 Boulder - CU - 2102 Athens St. CO 10.70 000020104 CHARLOTTETOWN PE 10.60 080010006 Commerce City - 7101 Birch St. CO 10.60 060010007 Livermore - Rincon CA 10.60 000094301 Cold Lake South AB 10.30 121056006 Fl. Baptist Children's Home FL 10.30 061111004 Ojai - Ojai Ave. CA 10.30 000090502 Lethbridge AB 10.30 000060104 Ottawa ON 10.20 000065201 Parry Sound ON 9.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 9.80 060670006 Sacramento - Del Paso Manor CA 9.50 081230006 Greeley Hospital CO 9.50 060890007 Anderson CA 9.20 120310098 Mandarin FL 9.10 000091901 Caroline AB 8.80 000060709 Sault Ste Marie ON 8.70 060670012 Folsom CA 8.70 060670011 Elk Grove CA 8.20 040191030 Green Valley AZ 8.10 000063301 Dorset ON 8.10 000062501 Tiverton ON 8.10 000062001 North Bay ON 7.80 060570005 Grass Valley CA 7.40 080130003 Longmont CO 7.40 040134003 South Phoenix AZ 7.40 000060609 Sudbury ON 7.10 040191032 Rose Elementary AZ 7.10 000100059 Grand Forks City Hall BC 7.10 000091101 Elk Island AB 7.00 150011006 Hilo HI 6.80 150012017 Mountain View HI 6.80 060271023 Bishop Paiute Tribe-CA CA 6.70 040139998 Vehicle Emissions Laboratory AZ 6.50 040134010 Dysart AZ 6.20 040191034 Coachline AZ 5.60 040138005 Estrella AZ 5.50 060571001 Truckee BAM CA 5.30 000100010 Creston PC School BC 4.10 150030010 Kapolei HI #coincidences 10-30 and Corr > 0.5 385.40 060990005 Modesto - 14th Street CA 286.30 060431001 Yosemite Village - Visitor Center CA 278.60 060210002 Willows - E. Laurel Street CA 102.60 060250005 Calexico - Ethel Street CA 52.60 061072002 Visalia - N. Church Street CA 51.60 060610006 Roseville - N.Sunrise/Douglas CA 33.10 060290014 Bakersfield - 5558 California Ave CA 25.20 120111002 DAVIE FL 19.80 060731002 Escondido CA 16.70 010030010 FAIRHOPE AL 16.40 120230002 Lake City FL 16.00 120470015 White Springs FL 14.00 061010003 Yuba City CA 12.90 120571065 gandy FL 12.20 060670010 Sacramento - T Street CA 12.20 060190008 Fresno - 1st Street CA 12.00 060410003 Point Reyes CA 11.90 060074001 Gridley CA 11.70 120570030 PCEIA3 FL 11.70 061130004 Davis CA 11.70 010732006 HOOVER AL 10.40 060070002 Chico - Manzanita CA 10.20 000010301 Cornerbrook NF 9.40 120573002 SYDNEY FL 8.90 000020401 SOUTHAMPTON PE Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 26.50 061113001 El Rio - Rio Mesa School #2 CA 26.50 061111004 Ojai - Ojai Ave. CA 26.50 060832004 Lompoc H Street CA 26.50 060831008 Santa Maria - Broadway CA 26.50 060830011 Santa Barbara CA 25.50 060731010 San Diego - Beardsley Street CA 13.50 061131003 Woodland CA 13.50 061130004 Davis CA 13.50 060959999 Rio Vista CA 13.50 060953002 Vacaville CA 13.50 060950004 Vallejo - 304 Tuolumne Street CA 13.50 060850005 San Jose - Jackson St. CA 13.50 060670012 Folsom CA 13.50 060670011 Elk Grove CA 13.50 060670010 Sacramento - T Street CA 13.50 060670006 Sacramento - Del Paso Manor CA 13.50 060610006 Roseville - N.Sunrise/Douglas CA 13.50 060550003 Napa - Jefferson St CA 13.50 060410003 Point Reyes CA 13.50 060012004 Berkeley CA 13.50 060010011 Oakland West CA 13.50 060010007 Livermore - Rincon CA 11.20 051430005 SPRNGDLE AR 10.90 000010401 Mount Pearl NF 10.70 051390006 El Dorado AR 10.70 051191008 ADEQ-DSR AR 10.70 051190007 PARR AR 9.80 050350005 MARION AR 8.90 010731009 PROVIDENCE AL 8.90 010731005 MCADORY AL 8.90 010331002 MSHOALS AL 8.20 061010003 Yuba City CA 8.20 060890007 Anderson CA 8.20 060570005 Grass Valley CA 8.20 060210002 Willows - E. Laurel Street CA 8.20 060074001 Gridley CA 8.20 060070002 Chico - Manzanita CA 8.10 132950002 Rossville GA 8.10 132230003 Yorkville GA 8.10 010735003 CORNER AL 8.10 010735002 PINSON AL 8.10 010732006 HOOVER AL 8.10 010732003 WYLAM AL 8.10 010731010 LEEDS AL 8.10 010730023 NO. BHAM AL 8.00 131510002 McDonough GA 8.00 131390003 Gainesville GA 8.00 131350002 Gwinnett Tech GA 8.00 131210055 Confederate Ave GA 8.00 130890002 South Dekalb GA 8.00 130770002 NEWNAN GA 8.00 130590002 Athens FS # 7 GA 7.90 000030310 SYDNEY NS 7.30 061072002 Visalia - N. Church Street CA 7.30 060798001 Atascadero CA 7.30 060792004 Mesa 2 /Nipomo CA 7.30 060310004 Corcoran CA 7.30 060290014 Bakersfield - 5558 California Ave CA 7.30 060190008 Fresno - 1st Street CA 6.90 060650012 Banning - South Hathaway Street CA 6.70 132450091 AUGUSTA GA 6.60 061112002 Simi Valley - Cochran Street CA 6.60 061110009 Piru - Pacific CA 6.60 061110007 Thousand Oaks - Moorpark Road CA 6.60 060731008 Camp Pendleton CA 6.60 060731002 Escondido CA 6.60 060711004 Upland CA 6.60 060710005 Lake Gregory - Crestline CA 6.60 060659001 Lake Elsinore - W. Flint Street CA 6.60 060658001 Riverside - Rubidoux CA 6.60 060651003 Riverside - Magnolia CA 6.60 060590007 Anaheim CA 6.60 060376012 Santa Clarita CA 6.60 060374002 North Long Beach CA 6.60 060371201 Reseda CA 6.60 060371103 Los Angeles - N. Main Street CA 6.60 060371002 Burbank - W. Palm Ave CA 6.60 060370016 Glendora - Laurel CA 6.40 000020401 SOUTHAMPTON PE 6.30 110010043 McMillan Reservoir DC 6.10 000054703 Bécancour (Aréna) QC 6.10 000051501 Zéphirin QC 6.10 000050801 Ursulines QC 5.80 000061201 Cornwall ON 5.80 000054501 L'Assomption QC 5.80 000054401 Saint-Anicet QC 5.80 000052301 Saint-Faustin QC 5.70 100032004 MLK DE 5.70 000065001 Barrie ON 5.70 000061502 Kitchener ON 5.70 000061402 Brantford ON 5.70 000061302 St. Catharines ON 5.70 000060512 Hamilton Downtown ON 5.70 000060424 Toronto Downtown ON 5.50 040191034 Coachline AZ 5.30 000065801 Chatham ON 5.30 000065301 Port Stanley ON 5.30 000061004 Sarnia ON 5.30 000060903 London ON 5.30 000060204 Windsor Downtown ON 5.20 000065401 Belleville ON 5.20 000061104 Peterborough ON 4.80 060731006 Alpine CA 4.80 060730003 El Cajon - Redwood Ave CA 4.80 060250005 Calexico - Ethel Street CA 4.70 090092123 Waterbury CT 4.70 090050004 Thomaston CT 4.70 090011123 Danbury CT 4.50 090110124 Groton Fort Griswold CT 4.50 090090027 New Haven - Criscuolo Park CT 4.50 090032006 East Hartford - High Street CT 4.50 000065701 Morrisburg ON 4.50 000060303 Kingston ON 4.40 060639901 Quincy BAM CA 4.40 060571001 Truckee BAM CA 4.30 000063701 Grand Bend ON 4.30 000062501 Tiverton ON 4.10 061070009 Sequoia/Kings Canyon - Ash Mountain CA 4.10 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 4.00 040139998 Vehicle Emissions Laboratory AZ 4.00 040139812 Durango AZ 4.00 040138005 Estrella AZ 4.00 040134010 Dysart AZ 4.00 040134003 South Phoenix AZ 4.00 040130019 West Phoenix AZ 3.90 060990005 Modesto - 14th Street CA 3.90 060431001 Yosemite Village - Visitor Center CA 3.70 121130015 Woodlawn FL 3.70 120330004 Ellyson Industrial Park FL 3.70 011011002 MONTG AL 3.70 010970003 CHICK. AL 3.70 010030010 FAIRHOPE AL 3.70 000100059 Grand Forks City Hall BC 3.70 000091901 Caroline AB 3.70 000090302 Red Deer AB 3.70 000090227 Calgary Central AB 3.70 000090222 Calgary Northwest AB 3.70 000090218 Calgary East AB 3.70 000065201 Parry Sound ON 3.70 000062001 North Bay ON 3.70 000060609 Sudbury ON 3.60 150012017 Mountain View HI 3.60 150012016 Pahala HI 3.60 150011012 Kona HI 3.60 150011006 Hilo HI 3.60 000060709 Sault Ste Marie ON 3.50 000090502 Lethbridge AB 3.50 000060104 Ottawa ON 3.30 120590004 Bonifay FL 3.30 120050006 St. Andrews Park FL 3.30 000100010 Creston PC School BC 3.20 132150008 Columbus Airport GA 3.20 131530001 Warner Robins GA 3.20 130210012 Macon GA 3.20 000063301 Dorset ON 3.00 130511002 Savannah L&A GA 3.00 060271023 Bishop Paiute Tribe-CA CA 3.00 000010301 Cornerbrook NF 2.60 000090601 Fort Saskatchewan AB 2.60 000090130 Edmonton Central AB 2.60 000090121 Edmonton East AB 2.60 000090120 Edmonton South AB 2.30 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 2.30 150030010 Kapolei HI 2.30 000040302 MONCTON NB 2.30 000030701 AYLESFORD MOUNTAIN NS 2.30 000020301 WELLINGTON PE 2.30 000020104 CHARLOTTETOWN PE 2.20 121152002 Jackson Road FL 2.20 121150013 Bee Ridge FL 2.20 121056006 Fl. Baptist Children's Home FL 2.20 121035002 John A. Chesnut Sr. Park FL 2.20 121030018 Azalea FL 2.20 120952002 Lake Isle Estates FL 2.20 120573002 SYDNEY FL 2.20 120571065 gandy FL 2.20 120570030 PCEIA3 FL 2.20 120090011 Fay Park FL 2.20 120090007 Melbourne FL 2.20 000040901 ST ANDREWS NB 2.20 000040801 CANTERBURY NB 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 2.00 131850003 Valdosta GA 2.00 121275002 Blind Services; 1185-A Dunn Ave FL 2.00 120830003 YMC FL 2.00 120730012 Tallahassee Community College FL 2.00 120470015 White Springs FL 2.00 120310100 Mayo Clinic FL 2.00 120310098 Mandarin FL 2.00 120310077 Sheffield Elementary School FL 2.00 120230002 Lake City FL 2.00 120013011 Payne's Prarie FL 1.90 000091101 Elk Island AB 1.80 120710005 Winkler Pump Station FL 1.80 120210004 Laurel Oaks Elementary FL 1.70 040191113 Geronimo AZ 1.70 040191032 Rose Elementary AZ 1.70 040191030 Green Valley AZ 1.70 000040209 CASTLE ST. SAINT JO NB 1.70 000040207 SAINT JOHN WEST NB 1.70 000040203 FOREST HILLS NB 1.70 000040103 FREDERICTON NB 1.60 000094301 Cold Lake South AB 1.50 080350004 Chatfield Park - 11500 N. Roxborough Par CO 1.50 080131001 Boulder - CU - 2102 Athens St. CO 1.50 080130003 Longmont CO 1.40 080770017 Grand Junction - Powell Building CO 1.30 120990009 Royal Palm Beach FL 1.30 120866001 Homestead Fire Station #16 FL 1.30 120861016 Miami Fire Station #5 FL 1.30 120111002 DAVIE FL 1.30 000041302 BATHURST NB 0.80 080410017 Colorado College CO AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)