Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.73 120990009 Royal Palm Beach FL 0.63 000020401 SOUTHAMPTON PE 0.57 000091101 Elk Island AB 0.55 000062501 Tiverton ON 0.54 000063701 Grand Bend ON 0.54 000061004 Sarnia ON 0.54 000020301 WELLINGTON PE 0.51 050350005 MARION AR 0.50 000040103 FREDERICTON NB #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 0.94 120990009 Royal Palm Beach FL 0.85 050350005 MARION AR 0.78 000020301 WELLINGTON PE 0.76 000091101 Elk Island AB 0.71 000061004 Sarnia ON 0.68 120090007 Melbourne FL 0.68 061110009 Piru - Pacific CA 0.67 051191008 ADEQ-DSR AR 0.64 132230003 Yorkville GA 0.64 051390006 El Dorado AR 0.64 000040302 MONCTON NB 0.64 000040203 FOREST HILLS NB 0.63 120861016 Miami Fire Station #5 FL 0.63 051190007 PARR AR 0.62 120310100 Mayo Clinic FL 0.61 000062501 Tiverton ON 0.60 000063701 Grand Bend ON 0.59 120310098 Mandarin FL 0.59 000090130 Edmonton Central AB 0.58 081230006 Greeley Hospital CO 0.58 000090120 Edmonton South AB 0.57 010735002 PINSON AL 0.57 000061104 Peterborough ON 0.56 061110007 Thousand Oaks - Moorpark Road CA 0.55 120111002 DAVIE FL 0.55 000090302 Red Deer AB 0.55 000030310 SYDNEY NS 0.54 000060204 Windsor Downtown ON 0.53 132950002 Rossville GA 0.53 060731006 Alpine CA 0.53 010735003 CORNER AL 0.52 000090601 Fort Saskatchewan AB 0.52 000090121 Edmonton East AB 0.51 010732003 WYLAM AL 0.51 010730023 NO. BHAM AL 0.51 000040103 FREDERICTON NB 0.50 131210055 Confederate Ave GA #coincidences 10-30 and Corr > 0.5 0.88 150012016 Pahala HI 0.80 000020401 SOUTHAMPTON PE 0.70 060651003 Riverside - Magnolia CA 0.59 000040801 CANTERBURY NB Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 14.10 060010011 Oakland West CA 13.00 060670012 Folsom CA 12.20 060950004 Vallejo - 304 Tuolumne Street CA 11.60 060832004 Lompoc H Street CA 11.60 060670011 Elk Grove CA 11.60 060012004 Berkeley CA 11.30 060953002 Vacaville CA 11.20 060550003 Napa - Jefferson St CA 10.80 060010007 Livermore - Rincon CA 10.10 000030310 SYDNEY NS 9.90 061111004 Ojai - Ojai Ave. CA 9.00 060670010 Sacramento - T Street CA 8.90 060830011 Santa Barbara CA 8.20 061131003 Woodland CA 6.90 060850005 San Jose - Jackson St. CA 5.40 060731008 Camp Pendleton CA 4.80 150030010 Kapolei HI 4.60 061110007 Thousand Oaks - Moorpark Road CA 4.10 060639901 Quincy BAM CA 3.70 061113001 El Rio - Rio Mesa School #2 CA 3.00 060959999 Rio Vista CA 2.60 150012017 Mountain View HI 1.60 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 1.60 040138005 Estrella AZ 1.60 040130019 West Phoenix AZ 1.40 060731002 Escondido CA 1.30 061072002 Visalia - N. Church Street CA 1.10 061110009 Piru - Pacific CA 1.10 060731010 San Diego - Beardsley Street CA 1.10 060570005 Grass Valley CA 1.10 040134010 Dysart AZ 1.00 090110124 Groton Fort Griswold CT 1.00 000040103 FREDERICTON NB 0.90 040139998 Vehicle Emissions Laboratory AZ 0.80 060374002 North Long Beach CA 0.80 000040207 SAINT JOHN WEST NB #coincidences 10-30 and Corr > 0.5 13.70 060410003 Point Reyes CA 13.70 000020401 SOUTHAMPTON PE 6.60 060798001 Atascadero CA Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 12.80 060010011 Oakland West CA 11.40 060010007 Livermore - Rincon CA 11.30 060012004 Berkeley CA 11.20 060670012 Folsom CA 11.10 060832004 Lompoc H Street CA 11.10 060550003 Napa - Jefferson St CA 10.80 060670006 Sacramento - Del Paso Manor CA 10.50 060670010 Sacramento - T Street CA 10.00 060950004 Vallejo - 304 Tuolumne Street CA 10.00 060670011 Elk Grove CA 9.70 061113001 El Rio - Rio Mesa School #2 CA 9.60 060959999 Rio Vista CA 9.60 060953002 Vacaville CA 9.40 061111004 Ojai - Ojai Ave. CA 8.60 060830011 Santa Barbara CA 8.30 061130004 Davis CA 8.30 060850005 San Jose - Jackson St. CA 8.10 061131003 Woodland CA 6.50 000030310 SYDNEY NS 6.20 060792004 Mesa 2 /Nipomo CA 4.00 060610006 Roseville - N.Sunrise/Douglas CA 3.80 060710005 Lake Gregory - Crestline CA 3.40 060731010 San Diego - Beardsley Street CA 3.20 061110007 Thousand Oaks - Moorpark Road CA 3.10 060639901 Quincy BAM CA 3.00 061072002 Visalia - N. Church Street CA 2.70 060570005 Grass Valley CA 2.20 150030010 Kapolei HI 1.90 060374002 North Long Beach CA 1.80 060990005 Modesto - 14th Street CA 1.50 060290014 Bakersfield - 5558 California Ave CA 1.20 060731008 Camp Pendleton CA 0.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 0.80 060571001 Truckee BAM CA 0.70 150012017 Mountain View HI 0.70 000040207 SAINT JOHN WEST NB 0.60 060371201 Reseda CA #coincidences 10-30 and Corr > 0.5 12.70 060410003 Point Reyes CA 12.70 000020401 SOUTHAMPTON PE 6.80 060798001 Atascadero CA Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 293.00 060310004 Corcoran CA 174.60 120310077 Sheffield Elementary School FL 97.10 060190008 Fresno - 1st Street CA 42.90 060250005 Calexico - Ethel Street CA 42.00 060431001 Yosemite Village - Visitor Center CA 37.20 060658001 Riverside - Rubidoux CA 36.50 060610006 Roseville - N.Sunrise/Douglas CA 35.90 090032006 East Hartford - High Street CT 34.70 060371103 Los Angeles - N. Main Street CA 34.10 060290014 Bakersfield - 5558 California Ave CA 31.80 060990005 Modesto - 14th Street CA 31.80 060670006 Sacramento - Del Paso Manor CA 31.10 060711004 Upland CA 30.70 131390003 Gainesville GA 29.20 040191034 Coachline AZ 29.10 110010043 McMillan Reservoir DC 27.60 090090027 New Haven - Criscuolo Park CT 27.30 060792004 Mesa 2 /Nipomo CA 26.70 061130004 Davis CA 25.90 060370016 Glendora - Laurel CA 24.80 060371002 Burbank - W. Palm Ave CA 24.80 010030010 FAIRHOPE AL 23.70 130770002 NEWNAN GA 23.20 010731010 LEEDS AL 22.80 000090227 Calgary Central AB 22.70 121152002 Jackson Road FL 22.50 010970003 CHICK. AL 22.40 060659001 Lake Elsinore - W. Flint Street CA 22.40 060376012 Santa Clarita CA 22.30 000061004 Sarnia ON 21.90 060371201 Reseda CA 21.90 000090302 Red Deer AB 21.80 130890002 South Dekalb GA 21.50 100032004 MLK DE 21.30 131210055 Confederate Ave GA 21.30 060650012 Banning - South Hathaway Street CA 21.00 010730023 NO. BHAM AL 20.80 050350005 MARION AR 20.70 000060204 Windsor Downtown ON 20.30 000061402 Brantford ON 20.00 132950002 Rossville GA 20.00 010732003 WYLAM AL 19.80 131850003 Valdosta GA 19.80 131510002 McDonough GA 19.30 131530001 Warner Robins GA 19.20 150011012 Kona HI 18.90 131350002 Gwinnett Tech GA 18.90 000090121 Edmonton East AB 18.90 000060303 Kingston ON 18.80 090092123 Waterbury CT 18.80 000063701 Grand Bend ON 18.70 000090120 Edmonton South AB 18.70 000060424 Toronto Downtown ON 18.60 061112002 Simi Valley - Cochran Street CA 18.60 010331002 MSHOALS AL 18.50 130590002 Athens FS # 7 GA 18.50 130210012 Macon GA 18.50 060730003 El Cajon - Redwood Ave CA 18.50 060590007 Anaheim CA 18.20 132450091 AUGUSTA GA 18.20 132230003 Yorkville GA 18.20 061070009 Sequoia/Kings Canyon - Ash Mountain CA 18.10 000061302 St. Catharines ON 17.90 130511002 Savannah L&A GA 17.90 000054501 L'Assomption QC 17.80 060710005 Lake Gregory - Crestline CA 17.80 000090130 Edmonton Central AB 17.80 000061502 Kitchener ON 17.60 000060512 Hamilton Downtown ON 17.50 120730012 Tallahassee Community College FL 17.40 010731005 MCADORY AL 17.40 000065801 Chatham ON 17.40 000040203 FOREST HILLS NB 17.30 120230002 Lake City FL 17.30 060374002 North Long Beach CA 17.20 121130015 Woodlawn FL 17.20 011011002 MONTG AL 17.10 010732006 HOOVER AL 17.00 061110009 Piru - Pacific CA 17.00 060731006 Alpine CA 17.00 000041302 BATHURST NB 16.90 000060903 London ON 16.70 120470015 White Springs FL 16.70 060731002 Escondido CA 16.60 060959999 Rio Vista CA 16.40 090011123 Danbury CT 16.40 051191008 ADEQ-DSR AR 16.30 051190007 PARR AR 16.20 120330004 Ellyson Industrial Park FL 16.20 010735003 CORNER AL 16.20 010735002 PINSON AL 16.00 051390006 El Dorado AR 16.00 000065301 Port Stanley ON 15.90 120573002 SYDNEY FL 15.90 010731009 PROVIDENCE AL 15.90 000050801 Ursulines QC 15.80 000090218 Calgary East AB 15.60 000065201 Parry Sound ON 15.40 132150008 Columbus Airport GA 15.40 120590004 Bonifay FL 15.40 120090011 Fay Park FL 15.40 000065001 Barrie ON 15.40 000062501 Tiverton ON 15.20 051430005 SPRNGDLE AR 15.20 000061201 Cornwall ON 15.10 000090222 Calgary Northwest AB 15.00 000094301 Cold Lake South AB 14.80 060890007 Anderson CA 14.70 000090601 Fort Saskatchewan AB 14.60 120050006 St. Andrews Park FL 14.60 090050005 Cornwall CT 14.60 061113001 El Rio - Rio Mesa School #2 CA 14.30 061072002 Visalia - N. Church Street CA 14.30 000052301 Saint-Faustin QC 14.20 000060104 Ottawa ON 14.00 000091101 Elk Island AB 13.70 120861016 Miami Fire Station #5 FL 13.50 061110007 Thousand Oaks - Moorpark Road CA 13.50 061010003 Yuba City CA 13.50 000063301 Dorset ON 13.40 000054401 Saint-Anicet QC 13.30 000065701 Morrisburg ON 13.30 000061104 Peterborough ON 13.20 120830003 YMC FL 13.20 060070002 Chico - Manzanita CA 12.80 060850005 San Jose - Jackson St. CA 12.80 000065401 Belleville ON 12.70 060731008 Camp Pendleton CA 12.70 000030701 AYLESFORD MOUNTAIN NS 12.60 120866001 Homestead Fire Station #16 FL 12.60 090050004 Thomaston CT 12.60 060731010 San Diego - Beardsley Street CA 12.40 000091901 Caroline AB 12.40 000020104 CHARLOTTETOWN PE 12.30 120952002 Lake Isle Estates FL 12.10 090110124 Groton Fort Griswold CT 12.10 000090502 Lethbridge AB 11.90 120111002 DAVIE FL 11.80 061131003 Woodland CA 11.80 000040901 ST ANDREWS NB 11.70 121056006 Fl. Baptist Children's Home FL 11.70 000062001 North Bay ON 11.70 000054703 Bécancour (Aréna) QC 11.20 060074001 Gridley CA 11.10 060670010 Sacramento - T Street CA 11.00 121035002 John A. Chesnut Sr. Park FL 10.90 150031001 Honolulu HI 10.90 120570030 PCEIA3 FL 10.90 040191113 Geronimo AZ 10.80 081230006 Greeley Hospital CO 10.80 080310013 Denver - NJH - 14th Ave. & Albion St. CO 10.70 121030018 Azalea FL 10.70 120310100 Mayo Clinic FL 10.60 060210002 Willows - E. Laurel Street CA 10.50 121150013 Bee Ridge FL 10.30 120013011 Payne's Prarie FL 10.30 000051501 Zéphirin QC 10.30 000040209 CASTLE ST. SAINT JO NB 10.30 000020301 WELLINGTON PE 10.20 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 10.20 000060709 Sault Ste Marie ON 10.10 121275002 Blind Services; 1185-A Dunn Ave FL 9.90 120710005 Winkler Pump Station FL 9.90 000040302 MONCTON NB 9.90 000030310 SYDNEY NS 9.60 000060609 Sudbury ON 9.50 120210004 Laurel Oaks Elementary FL 9.40 000040103 FREDERICTON NB 9.30 080310002 Denver - CAMP - 2105 Broadway CO 9.30 060010007 Livermore - Rincon CA 9.30 000040207 SAINT JOHN WEST NB 9.10 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 9.00 120090007 Melbourne FL 9.00 060550003 Napa - Jefferson St CA 8.90 120990009 Royal Palm Beach FL 8.90 060830011 Santa Barbara CA 8.90 060012004 Berkeley CA 8.80 080131001 Boulder - CU - 2102 Athens St. CO 8.70 060953002 Vacaville CA 8.50 120310098 Mandarin FL 8.40 080310025 Denver Animal Shelter - 678 S. Jason St. CO 8.40 060571001 Truckee BAM CA 8.20 080010006 Commerce City - 7101 Birch St. CO 8.20 060950004 Vallejo - 304 Tuolumne Street CA 8.20 060670011 Elk Grove CA 8.10 040191030 Green Valley AZ 8.00 061111004 Ojai - Ojai Ave. CA 7.90 080770017 Grand Junction - Powell Building CO 7.90 060570005 Grass Valley CA 7.90 060271023 Bishop Paiute Tribe-CA CA 7.70 040139812 Durango AZ 7.70 040134003 South Phoenix AZ 7.60 040191032 Rose Elementary AZ 7.50 060670012 Folsom CA 6.50 060832004 Lompoc H Street CA 6.20 060010011 Oakland West CA 6.20 040134010 Dysart AZ 6.10 040139998 Vehicle Emissions Laboratory AZ 5.80 150012017 Mountain View HI 5.70 040138005 Estrella AZ 5.50 040130019 West Phoenix AZ 5.00 150030010 Kapolei HI 4.20 060639901 Quincy BAM CA #coincidences 10-30 and Corr > 0.5 35.10 060651003 Riverside - Magnolia CA 18.90 080350004 Chatfield Park - 11500 N. Roxborough Par CO 12.50 150012016 Pahala HI 10.30 000040801 CANTERBURY NB 9.60 000100010 Creston PC School BC 8.50 000020401 SOUTHAMPTON PE 8.10 060798001 Atascadero CA 6.20 080130003 Longmont CO 3.80 060410003 Point Reyes CA Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 20.60 060731010 San Diego - Beardsley Street CA 17.80 061113001 El Rio - Rio Mesa School #2 CA 17.80 061111004 Ojai - Ojai Ave. CA 17.80 060832004 Lompoc H Street CA 17.80 060830011 Santa Barbara CA 15.00 061131003 Woodland CA 15.00 061130004 Davis CA 15.00 060959999 Rio Vista CA 15.00 060953002 Vacaville CA 15.00 060950004 Vallejo - 304 Tuolumne Street CA 15.00 060850005 San Jose - Jackson St. CA 15.00 060670012 Folsom CA 15.00 060670011 Elk Grove CA 15.00 060670010 Sacramento - T Street CA 15.00 060670006 Sacramento - Del Paso Manor CA 15.00 060610006 Roseville - N.Sunrise/Douglas CA 15.00 060550003 Napa - Jefferson St CA 15.00 060410003 Point Reyes CA 15.00 060012004 Berkeley CA 15.00 060010011 Oakland West CA 15.00 060010007 Livermore - Rincon CA 12.70 060731006 Alpine CA 12.70 060730003 El Cajon - Redwood Ave CA 12.70 060250005 Calexico - Ethel Street CA 12.10 061112002 Simi Valley - Cochran Street CA 12.10 061110009 Piru - Pacific CA 12.10 061110007 Thousand Oaks - Moorpark Road CA 12.10 060731008 Camp Pendleton CA 12.10 060731002 Escondido CA 12.10 060711004 Upland CA 12.10 060710005 Lake Gregory - Crestline CA 12.10 060659001 Lake Elsinore - W. Flint Street CA 12.10 060658001 Riverside - Rubidoux CA 12.10 060651003 Riverside - Magnolia CA 12.10 060590007 Anaheim CA 12.10 060376012 Santa Clarita CA 12.10 060374002 North Long Beach CA 12.10 060371201 Reseda CA 12.10 060371103 Los Angeles - N. Main Street CA 12.10 060371002 Burbank - W. Palm Ave CA 12.10 060370016 Glendora - Laurel CA 10.20 150012017 Mountain View HI 10.20 150012016 Pahala HI 10.20 150011012 Kona HI 10.20 150011006 Hilo HI 10.20 100032004 MLK DE 10.20 000063701 Grand Bend ON 10.20 000062501 Tiverton ON 10.00 061072002 Visalia - N. Church Street CA 10.00 060798001 Atascadero CA 10.00 060792004 Mesa 2 /Nipomo CA 10.00 060310004 Corcoran CA 10.00 060290014 Bakersfield - 5558 California Ave CA 10.00 060190008 Fresno - 1st Street CA 7.00 060650012 Banning - South Hathaway Street CA 6.50 000065001 Barrie ON 6.50 000061502 Kitchener ON 6.50 000061402 Brantford ON 6.50 000061302 St. Catharines ON 6.50 000060512 Hamilton Downtown ON 6.50 000060424 Toronto Downtown ON 6.10 060990005 Modesto - 14th Street CA 6.10 060431001 Yosemite Village - Visitor Center CA 6.00 061070009 Sequoia/Kings Canyon - Ash Mountain CA 6.00 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 5.40 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 5.40 150031001 Honolulu HI 5.40 150030010 Kapolei HI 5.40 090092123 Waterbury CT 5.40 090050005 Cornwall CT 5.40 090050004 Thomaston CT 5.40 090011123 Danbury CT 5.40 000065401 Belleville ON 5.40 000061104 Peterborough ON 5.20 061010003 Yuba City CA 5.20 060890007 Anderson CA 5.20 060570005 Grass Valley CA 5.20 060210002 Willows - E. Laurel Street CA 5.20 060074001 Gridley CA 5.20 060070002 Chico - Manzanita CA 4.80 132950002 Rossville GA 4.80 132230003 Yorkville GA 4.80 090110124 Groton Fort Griswold CT 4.80 090090027 New Haven - Criscuolo Park CT 4.80 090032006 East Hartford - High Street CT 4.80 010735003 CORNER AL 4.80 010735002 PINSON AL 4.80 010732006 HOOVER AL 4.80 010732003 WYLAM AL 4.80 010731010 LEEDS AL 4.80 010730023 NO. BHAM AL 4.60 051390006 El Dorado AR 4.60 051191008 ADEQ-DSR AR 4.60 051190007 PARR AR 4.60 000010401 Mount Pearl NF 4.40 000065701 Morrisburg ON 4.40 000060303 Kingston ON 4.30 000060204 Windsor Downtown ON 4.20 132150008 Columbus Airport GA 4.20 131530001 Warner Robins GA 4.20 130210012 Macon GA 4.20 000065801 Chatham ON 4.20 000065301 Port Stanley ON 4.20 000061004 Sarnia ON 4.20 000060903 London ON 4.20 000060104 Ottawa ON 4.10 000061201 Cornwall ON 4.10 000054501 L'Assomption QC 4.10 000054401 Saint-Anicet QC 4.10 000052301 Saint-Faustin QC 3.70 000060709 Sault Ste Marie ON 3.60 131510002 McDonough GA 3.60 131390003 Gainesville GA 3.60 131350002 Gwinnett Tech GA 3.60 131210055 Confederate Ave GA 3.60 130890002 South Dekalb GA 3.60 130770002 NEWNAN GA 3.60 130590002 Athens FS # 7 GA 3.50 000063301 Dorset ON 3.50 000030310 SYDNEY NS 3.30 060639901 Quincy BAM CA 3.30 060571001 Truckee BAM CA 3.30 000065201 Parry Sound ON 3.30 000062001 North Bay ON 3.30 000060609 Sudbury ON 3.20 040191034 Coachline AZ 3.10 060271023 Bishop Paiute Tribe-CA CA 3.10 050350005 MARION AR 2.90 130511002 Savannah L&A GA 2.90 011011002 MONTG AL 2.70 051430005 SPRNGDLE AR 2.60 121275002 Blind Services; 1185-A Dunn Ave FL 2.60 120830003 YMC FL 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 040139998 Vehicle Emissions Laboratory AZ 2.60 040139812 Durango AZ 2.60 040138005 Estrella AZ 2.60 040134010 Dysart AZ 2.60 040134003 South Phoenix AZ 2.60 040130019 West Phoenix AZ 2.50 132450091 AUGUSTA GA 2.40 110010043 McMillan Reservoir DC 2.30 040191113 Geronimo AZ 2.30 040191032 Rose Elementary AZ 2.30 040191030 Green Valley AZ 2.30 000054703 Bécancour (Aréna) QC 2.30 000051501 Zéphirin QC 2.30 000050801 Ursulines QC 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 000090601 Fort Saskatchewan AB 2.10 000090130 Edmonton Central AB 2.10 000090121 Edmonton East AB 2.10 000090120 Edmonton South AB 2.10 000020401 SOUTHAMPTON PE 2.00 010731009 PROVIDENCE AL 2.00 010731005 MCADORY AL 2.00 010331002 MSHOALS AL 1.90 121130015 Woodlawn FL 1.90 120330004 Ellyson Industrial Park FL 1.90 080770017 Grand Junction - Powell Building CO 1.90 010970003 CHICK. AL 1.90 010030010 FAIRHOPE AL 1.80 081230006 Greeley Hospital CO 1.80 080310025 Denver Animal Shelter - 678 S. Jason St. CO 1.80 080310013 Denver - NJH - 14th Ave. & Albion St. CO 1.80 080310002 Denver - CAMP - 2105 Broadway CO 1.80 080010006 Commerce City - 7101 Birch St. CO 1.80 000091901 Caroline AB 1.80 000090302 Red Deer AB 1.80 000090227 Calgary Central AB 1.80 000090222 Calgary Northwest AB 1.80 000090218 Calgary East AB 1.80 000040901 ST ANDREWS NB 1.80 000040801 CANTERBURY NB 1.80 000040209 CASTLE ST. SAINT JO NB 1.80 000040207 SAINT JOHN WEST NB 1.80 000040203 FOREST HILLS NB 1.80 000040103 FREDERICTON NB 1.70 080350004 Chatfield Park - 11500 N. Roxborough Par CO 1.70 080131001 Boulder - CU - 2102 Athens St. CO 1.70 080130003 Longmont CO 1.60 000041302 BATHURST NB 1.50 000091101 Elk Island AB 1.30 131850003 Valdosta GA 1.30 120730012 Tallahassee Community College FL 1.10 120090011 Fay Park FL 1.10 120090007 Melbourne FL 1.00 000090502 Lethbridge AB 0.90 120990009 Royal Palm Beach FL 0.90 120866001 Homestead Fire Station #16 FL 0.90 120861016 Miami Fire Station #5 FL 0.90 120111002 DAVIE FL 0.90 000100010 Creston PC School BC 0.90 000094301 Cold Lake South AB 0.80 000040302 MONCTON NB 0.80 000030701 AYLESFORD MOUNTAIN NS 0.80 000020301 WELLINGTON PE 0.80 000020104 CHARLOTTETOWN PE 0.70 120710005 Winkler Pump Station FL 0.70 120590004 Bonifay FL 0.70 120210004 Laurel Oaks Elementary FL 0.70 120050006 St. Andrews Park FL AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)