Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.76 010970003 CHICK. AL 0.68 010730023 NO. BHAM AL 0.62 010732003 WYLAM AL 0.61 010731010 LEEDS AL 0.60 010735003 CORNER AL 0.58 011011002 MONTG AL 0.57 010731005 MCADORY AL 0.56 010732006 HOOVER AL 0.54 010735002 PINSON AL 0.52 000090218 Calgary East AB 0.50 051390006 El Dorado AR 0.50 000090227 Calgary Central AB #coincidences 10-30 and Corr > 0.5 0.78 132150008 Columbus Airport GA 0.63 120730012 Tallahassee Community College FL 0.61 132950002 Rossville GA 0.60 150031001 Honolulu HI 0.59 120590004 Bonifay FL 0.58 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.56 120050006 St. Andrews Park FL 0.51 131350002 Gwinnett Tech GA Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.94 051390006 El Dorado AR 0.84 010970003 CHICK. AL 0.80 051191008 ADEQ-DSR AR 0.78 051190007 PARR AR 0.77 051430005 SPRNGDLE AR 0.77 000065801 Chatham ON 0.75 011011002 MONTG AL 0.75 010735002 PINSON AL 0.75 010731010 LEEDS AL 0.73 061112002 Simi Valley - Cochran Street CA 0.73 010732006 HOOVER AL 0.73 010731005 MCADORY AL 0.73 000090227 Calgary Central AB 0.71 010331002 MSHOALS AL 0.70 010735003 CORNER AL 0.68 010732003 WYLAM AL 0.68 010730023 NO. BHAM AL 0.68 000090302 Red Deer AB 0.68 000090218 Calgary East AB 0.66 000090120 Edmonton South AB 0.64 060711004 Upland CA 0.63 060376012 Santa Clarita CA 0.63 010731009 PROVIDENCE AL 0.58 000090222 Calgary Northwest AB 0.56 060370016 Glendora - Laurel CA 0.50 000040203 FOREST HILLS NB #coincidences 10-30 and Corr > 0.5 0.91 120830003 YMC FL 0.85 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.83 150031001 Honolulu HI 0.75 000090601 Fort Saskatchewan AB 0.74 132150008 Columbus Airport GA 0.70 120730012 Tallahassee Community College FL 0.70 120590004 Bonifay FL 0.67 150011006 Hilo HI 0.57 131850003 Valdosta GA 0.54 120050006 St. Andrews Park FL 0.54 000065301 Port Stanley ON 0.53 132950002 Rossville GA 0.51 000061502 Kitchener ON Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 6.40 060670012 Folsom CA 4.80 000065001 Barrie ON 4.50 061111004 Ojai - Ojai Ave. CA 4.30 061131003 Woodland CA 4.10 000020301 WELLINGTON PE 3.70 060953002 Vacaville CA 3.60 000060424 Toronto Downtown ON 3.50 000060512 Hamilton Downtown ON 3.50 000040302 MONCTON NB 3.30 060710005 Lake Gregory - Crestline CA 3.30 000061302 St. Catharines ON 3.20 000030310 SYDNEY NS 2.80 061110009 Piru - Pacific CA 2.70 060959999 Rio Vista CA 2.60 000061402 Brantford ON 2.50 061110007 Thousand Oaks - Moorpark Road CA 2.50 060798001 Atascadero CA 2.30 000052301 Saint-Faustin QC 2.20 000020104 CHARLOTTETOWN PE 2.10 000041302 BATHURST NB 2.10 000040901 ST ANDREWS NB 2.00 000060903 London ON 1.90 060792004 Mesa 2 /Nipomo CA 1.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 1.70 060731002 Escondido CA 1.70 060550003 Napa - Jefferson St CA 1.50 000061201 Cornwall ON 1.50 000054401 Saint-Anicet QC 1.40 060731008 Camp Pendleton CA 1.40 040191034 Coachline AZ 1.40 000051501 Zéphirin QC 1.30 061113001 El Rio - Rio Mesa School #2 CA 1.30 060670010 Sacramento - T Street CA 1.10 040138005 Estrella AZ 0.90 040134010 Dysart AZ 0.80 060850005 San Jose - Jackson St. CA 0.60 000060104 Ottawa ON #coincidences 10-30 and Corr > 0.5 10.30 090090027 New Haven - Criscuolo Park CT 8.70 090032006 East Hartford - High Street CT 7.30 000020401 SOUTHAMPTON PE 7.20 090011123 Danbury CT 6.60 100032004 MLK DE 5.20 150011006 Hilo HI 4.70 150031001 Honolulu HI 4.10 060731010 San Diego - Beardsley Street CA 3.20 132150008 Columbus Airport GA 2.80 000061104 Peterborough ON 2.70 130210012 Macon GA 2.60 130590002 Athens FS # 7 GA 2.00 130770002 NEWNAN GA 1.60 000065401 Belleville ON 1.40 000040209 CASTLE ST. SAINT JO NB 1.00 000065701 Morrisburg ON 0.60 121130015 Woodlawn FL 0.50 000063301 Dorset ON Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 7.20 060710005 Lake Gregory - Crestline CA 5.80 061111004 Ojai - Ojai Ave. CA 5.70 060670006 Sacramento - Del Paso Manor CA 5.50 060670012 Folsom CA 5.40 061131003 Woodland CA 4.60 061130004 Davis CA 4.60 060832004 Lompoc H Street CA 4.40 060550003 Napa - Jefferson St CA 4.30 061110009 Piru - Pacific CA 4.30 061110007 Thousand Oaks - Moorpark Road CA 4.00 060410003 Point Reyes CA 3.60 060830011 Santa Barbara CA 3.50 060953002 Vacaville CA 3.40 060959999 Rio Vista CA 3.30 060670011 Elk Grove CA 3.30 060012004 Berkeley CA 3.00 060670010 Sacramento - T Street CA 2.80 000065001 Barrie ON 2.80 000030310 SYDNEY NS 2.60 061113001 El Rio - Rio Mesa School #2 CA 2.60 000061201 Cornwall ON 2.50 000061302 St. Catharines ON 2.10 000051501 Zéphirin QC 1.80 060850005 San Jose - Jackson St. CA 1.80 000060512 Hamilton Downtown ON 1.70 060792004 Mesa 2 /Nipomo CA 1.70 060659001 Lake Elsinore - W. Flint Street CA 1.70 000060424 Toronto Downtown ON 1.70 000052301 Saint-Faustin QC 1.60 000054401 Saint-Anicet QC 1.40 000061402 Brantford ON 1.40 000040302 MONCTON NB 1.30 060798001 Atascadero CA 1.20 051390006 El Dorado AR 1.20 000060903 London ON 1.20 000020301 WELLINGTON PE 1.10 060731002 Escondido CA 1.00 000060104 Ottawa ON 1.00 000040901 ST ANDREWS NB 0.90 040191034 Coachline AZ 0.60 050350005 MARION AR 0.60 000065801 Chatham ON 0.50 060890007 Anderson CA 0.50 000062001 North Bay ON #coincidences 10-30 and Corr > 0.5 6.60 090090027 New Haven - Criscuolo Park CT 6.30 100032004 MLK DE 5.70 090032006 East Hartford - High Street CT 5.10 090011123 Danbury CT 5.10 000020401 SOUTHAMPTON PE 4.00 090110124 Groton Fort Griswold CT 3.80 150011006 Hilo HI 3.60 150031001 Honolulu HI 3.20 130770002 NEWNAN GA 3.10 060731010 San Diego - Beardsley Street CA 2.60 000065701 Morrisburg ON 2.40 000040209 CASTLE ST. SAINT JO NB 2.20 132150008 Columbus Airport GA 2.10 131350002 Gwinnett Tech GA 2.00 131390003 Gainesville GA 2.00 130590002 Athens FS # 7 GA 1.40 000061502 Kitchener ON 1.20 000061104 Peterborough ON 1.10 131210055 Confederate Ave GA 1.10 120866001 Homestead Fire Station #16 FL 1.10 000060303 Kingston ON 0.80 130210012 Macon GA 0.80 000065401 Belleville ON 0.80 000065301 Port Stanley ON 0.70 060730003 El Cajon - Redwood Ave CA 0.60 120330004 Ellyson Industrial Park FL 0.50 121130015 Woodlawn FL Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 338.20 060990005 Modesto - 14th Street CA 154.20 060190008 Fresno - 1st Street CA 153.20 061130004 Davis CA 129.60 060832004 Lompoc H Street CA 126.50 060890007 Anderson CA 76.20 060250005 Calexico - Ethel Street CA 66.40 060670006 Sacramento - Del Paso Manor CA 61.00 060830011 Santa Barbara CA 56.80 061072002 Visalia - N. Church Street CA 55.40 060570005 Grass Valley CA 40.20 060639901 Quincy BAM CA 37.60 060410003 Point Reyes CA 34.00 060431001 Yosemite Village - Visitor Center CA 33.40 060371103 Los Angeles - N. Main Street CA 32.60 060711004 Upland CA 31.00 060310004 Corcoran CA 30.50 060371002 Burbank - W. Palm Ave CA 29.40 060371201 Reseda CA 29.30 060658001 Riverside - Rubidoux CA 28.60 060571001 Truckee BAM CA 28.20 060670011 Elk Grove CA 27.20 050350005 MARION AR 26.30 060650012 Banning - South Hathaway Street CA 26.30 010730023 NO. BHAM AL 25.80 000054501 L'Assomption QC 25.20 060376012 Santa Clarita CA 25.10 060290014 Bakersfield - 5558 California Ave CA 24.30 060370016 Glendora - Laurel CA 24.00 060651003 Riverside - Magnolia CA 22.80 060590007 Anaheim CA 22.20 010970003 CHICK. AL 21.40 061112002 Simi Valley - Cochran Street CA 20.50 000090121 Edmonton East AB 19.00 010732003 WYLAM AL 18.40 060374002 North Long Beach CA 18.00 060731006 Alpine CA 18.00 060659001 Lake Elsinore - W. Flint Street CA 18.00 010731010 LEEDS AL 17.60 061070009 Sequoia/Kings Canyon - Ash Mountain CA 17.20 051191008 ADEQ-DSR AR 17.20 051190007 PARR AR 16.70 011011002 MONTG AL 16.30 000090302 Red Deer AB 16.20 010731005 MCADORY AL 15.90 060074001 Gridley CA 15.80 061010003 Yuba City CA 15.80 060710005 Lake Gregory - Crestline CA 15.60 060731002 Escondido CA 15.50 060731008 Camp Pendleton CA 15.40 060210002 Willows - E. Laurel Street CA 15.40 060010011 Oakland West CA 15.10 060610006 Roseville - N.Sunrise/Douglas CA 15.10 000090227 Calgary Central AB 14.90 051390006 El Dorado AR 14.70 060012004 Berkeley CA 14.40 061110009 Piru - Pacific CA 14.30 061113001 El Rio - Rio Mesa School #2 CA 14.30 000090218 Calgary East AB 14.20 061110007 Thousand Oaks - Moorpark Road CA 13.80 060670010 Sacramento - T Street CA 13.30 010731009 PROVIDENCE AL 13.20 080310013 Denver - NJH - 14th Ave. & Albion St. CO 13.10 060850005 San Jose - Jackson St. CA 13.10 010732006 HOOVER AL 12.90 080410017 Colorado College CO 12.60 060959999 Rio Vista CA 12.60 000090120 Edmonton South AB 12.50 080310025 Denver Animal Shelter - 678 S. Jason St. CO 12.30 060550003 Napa - Jefferson St CA 12.30 051430005 SPRNGDLE AR 12.00 010735002 PINSON AL 11.90 040191113 Geronimo AZ 11.80 060953002 Vacaville CA 11.40 010735003 CORNER AL 11.30 060070002 Chico - Manzanita CA 11.30 000090222 Calgary Northwest AB 11.10 061131003 Woodland CA 11.10 010331002 MSHOALS AL 11.00 040139812 Durango AZ 10.70 000090130 Edmonton Central AB 10.60 080310002 Denver - CAMP - 2105 Broadway CO 10.60 000061004 Sarnia ON 10.20 040130019 West Phoenix AZ 10.10 061111004 Ojai - Ojai Ave. CA 9.70 000060204 Windsor Downtown ON 9.70 000040207 SAINT JOHN WEST NB 9.30 080010006 Commerce City - 7101 Birch St. CO 9.30 060792004 Mesa 2 /Nipomo CA 9.20 000065801 Chatham ON 8.80 060670012 Folsom CA 8.70 000054703 Bécancour (Aréna) QC 8.40 000090502 Lethbridge AB 8.40 000050801 Ursulines QC 8.20 060798001 Atascadero CA 8.20 040134003 South Phoenix AZ 8.10 080130003 Longmont CO 8.00 040139998 Vehicle Emissions Laboratory AZ 7.60 000040302 MONCTON NB 7.60 000040203 FOREST HILLS NB 7.50 000020104 CHARLOTTETOWN PE 7.30 040191034 Coachline AZ 7.30 000061302 St. Catharines ON 7.30 000054401 Saint-Anicet QC 7.20 000041302 BATHURST NB 7.10 080131001 Boulder - CU - 2102 Athens St. CO 7.00 000061402 Brantford ON 6.90 000060512 Hamilton Downtown ON 6.70 040134010 Dysart AZ 6.60 000060424 Toronto Downtown ON 6.50 000100010 Creston PC School BC 6.40 040138005 Estrella AZ 6.20 000060903 London ON 6.20 000052301 Saint-Faustin QC 6.10 000061201 Cornwall ON 6.00 040191032 Rose Elementary AZ 5.80 060271023 Bishop Paiute Tribe-CA CA 5.80 040191030 Green Valley AZ 5.80 000065001 Barrie ON 5.80 000030310 SYDNEY NS 5.70 080770017 Grand Junction - Powell Building CO 5.60 000020301 WELLINGTON PE 5.40 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 5.40 000063701 Grand Bend ON 5.30 000094301 Cold Lake South AB 5.20 000051501 Zéphirin QC 4.50 000060709 Sault Ste Marie ON 4.40 000060104 Ottawa ON 4.00 000062001 North Bay ON 4.00 000040901 ST ANDREWS NB #coincidences 10-30 and Corr > 0.5 36.40 090092123 Waterbury CT 33.50 090110124 Groton Fort Griswold CT 19.40 120830003 YMC FL 18.30 060730003 El Cajon - Redwood Ave CA 16.50 121152002 Jackson Road FL 15.80 131850003 Valdosta GA 15.20 121150013 Bee Ridge FL 15.00 150011012 Kona HI 14.20 060731010 San Diego - Beardsley Street CA 13.60 120861016 Miami Fire Station #5 FL 13.50 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 13.40 121035002 John A. Chesnut Sr. Park FL 13.20 121030018 Azalea FL 12.90 131530001 Warner Robins GA 12.80 120730012 Tallahassee Community College FL 12.80 120470015 White Springs FL 12.80 120210004 Laurel Oaks Elementary FL 12.60 121056006 Fl. Baptist Children's Home FL 12.40 121275002 Blind Services; 1185-A Dunn Ave FL 12.40 120013011 Payne's Prarie FL 12.00 080350004 Chatfield Park - 11500 N. Roxborough Par CO 11.80 120952002 Lake Isle Estates FL 11.60 120866001 Homestead Fire Station #16 FL 11.40 120090011 Fay Park FL 11.20 132450091 AUGUSTA GA 11.00 132950002 Rossville GA 11.00 120090007 Melbourne FL 10.90 000061502 Kitchener ON 10.40 081230006 Greeley Hospital CO 10.30 130890002 South Dekalb GA 10.10 000090601 Fort Saskatchewan AB 10.00 120310077 Sheffield Elementary School FL 9.90 131390003 Gainesville GA 9.90 120590004 Bonifay FL 9.80 120050006 St. Andrews Park FL 9.40 000100059 Grand Forks City Hall BC 8.80 120310098 Mandarin FL 8.70 120310100 Mayo Clinic FL 8.50 000065301 Port Stanley ON 8.40 131350002 Gwinnett Tech GA 8.20 131210055 Confederate Ave GA 8.20 120330004 Ellyson Industrial Park FL 7.90 121130015 Woodlawn FL 7.90 000040103 FREDERICTON NB 7.60 100032004 MLK DE 7.50 130210012 Macon GA 7.10 090032006 East Hartford - High Street CT 7.00 132150008 Columbus Airport GA 6.80 132230003 Yorkville GA 6.80 000040209 CASTLE ST. SAINT JO NB 6.50 130770002 NEWNAN GA 6.50 000091901 Caroline AB 6.10 000060303 Kingston ON 6.00 130590002 Athens FS # 7 GA 5.80 150031001 Honolulu HI 5.60 090090027 New Haven - Criscuolo Park CT 5.60 000065401 Belleville ON 5.50 150011006 Hilo HI 5.50 000065701 Morrisburg ON 4.50 000020401 SOUTHAMPTON PE 4.30 000091101 Elk Island AB 4.30 000062501 Tiverton ON 4.20 000065201 Parry Sound ON 4.20 000061104 Peterborough ON 4.20 000060609 Sudbury ON 3.90 000063301 Dorset ON 3.70 090011123 Danbury CT Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 30.20 000100059 Grand Forks City Hall BC 19.70 050350005 MARION AR 14.80 121130015 Woodlawn FL 14.80 120330004 Ellyson Industrial Park FL 14.80 010970003 CHICK. AL 13.20 061113001 El Rio - Rio Mesa School #2 CA 13.20 061111004 Ojai - Ojai Ave. CA 13.20 060832004 Lompoc H Street CA 13.20 060830011 Santa Barbara CA 13.00 051390006 El Dorado AR 13.00 051191008 ADEQ-DSR AR 13.00 051190007 PARR AR 12.70 130511002 Savannah L&A GA 12.20 000100010 Creston PC School BC 12.00 061131003 Woodland CA 12.00 061130004 Davis CA 12.00 060959999 Rio Vista CA 12.00 060953002 Vacaville CA 12.00 060850005 San Jose - Jackson St. CA 12.00 060670012 Folsom CA 12.00 060670011 Elk Grove CA 12.00 060670010 Sacramento - T Street CA 12.00 060670006 Sacramento - Del Paso Manor CA 12.00 060610006 Roseville - N.Sunrise/Douglas CA 12.00 060550003 Napa - Jefferson St CA 12.00 060410003 Point Reyes CA 12.00 060012004 Berkeley CA 12.00 060010011 Oakland West CA 11.90 100032004 MLK DE 11.40 060731010 San Diego - Beardsley Street CA 10.00 010731009 PROVIDENCE AL 10.00 010731005 MCADORY AL 10.00 010331002 MSHOALS AL 9.80 132950002 Rossville GA 9.80 132230003 Yorkville GA 9.80 010735003 CORNER AL 9.80 010735002 PINSON AL 9.80 010732006 HOOVER AL 9.80 010732003 WYLAM AL 9.80 010731010 LEEDS AL 9.80 010730023 NO. BHAM AL 9.50 040191034 Coachline AZ 9.40 131510002 McDonough GA 9.40 131390003 Gainesville GA 9.40 131350002 Gwinnett Tech GA 9.40 131210055 Confederate Ave GA 9.40 130890002 South Dekalb GA 9.40 130770002 NEWNAN GA 9.40 130590002 Athens FS # 7 GA 8.90 011011002 MONTG AL 8.60 132150008 Columbus Airport GA 8.60 131530001 Warner Robins GA 8.60 130210012 Macon GA 8.60 120590004 Bonifay FL 8.60 120050006 St. Andrews Park FL 8.60 000030310 SYDNEY NS 8.30 132450091 AUGUSTA GA 8.30 110010043 McMillan Reservoir DC 8.00 061072002 Visalia - N. Church Street CA 8.00 060798001 Atascadero CA 8.00 060792004 Mesa 2 /Nipomo CA 8.00 060310004 Corcoran CA 8.00 060290014 Bakersfield - 5558 California Ave CA 8.00 060190008 Fresno - 1st Street CA 7.80 121152002 Jackson Road FL 7.80 121150013 Bee Ridge FL 7.80 121056006 Fl. Baptist Children's Home FL 7.80 121035002 John A. Chesnut Sr. Park FL 7.80 121030018 Azalea FL 7.80 120952002 Lake Isle Estates FL 7.80 120573002 SYDNEY FL 7.80 120571065 gandy FL 7.80 120570030 PCEIA3 FL 7.60 061112002 Simi Valley - Cochran Street CA 7.60 061110009 Piru - Pacific CA 7.60 061110007 Thousand Oaks - Moorpark Road CA 7.60 060731008 Camp Pendleton CA 7.60 060731002 Escondido CA 7.60 060711004 Upland CA 7.60 060710005 Lake Gregory - Crestline CA 7.60 060659001 Lake Elsinore - W. Flint Street CA 7.60 060658001 Riverside - Rubidoux CA 7.60 060651003 Riverside - Magnolia CA 7.60 060590007 Anaheim CA 7.60 060376012 Santa Clarita CA 7.60 060374002 North Long Beach CA 7.60 060371201 Reseda CA 7.60 060371103 Los Angeles - N. Main Street CA 7.60 060371002 Burbank - W. Palm Ave CA 7.60 060370016 Glendora - Laurel CA 7.40 051430005 SPRNGDLE AR 6.40 000010401 Mount Pearl NF 6.10 040139998 Vehicle Emissions Laboratory AZ 6.10 040139812 Durango AZ 6.10 040138005 Estrella AZ 6.10 040134010 Dysart AZ 6.10 040134003 South Phoenix AZ 6.10 040130019 West Phoenix AZ 6.00 040191113 Geronimo AZ 6.00 040191032 Rose Elementary AZ 6.00 040191030 Green Valley AZ 5.60 131850003 Valdosta GA 5.60 120730012 Tallahassee Community College FL 5.00 121275002 Blind Services; 1185-A Dunn Ave FL 5.00 120830003 YMC FL 5.00 120470015 White Springs FL 5.00 120310100 Mayo Clinic FL 5.00 120310098 Mandarin FL 5.00 120310077 Sheffield Elementary School FL 5.00 120230002 Lake City FL 5.00 120013011 Payne's Prarie FL 4.90 120090011 Fay Park FL 4.90 120090007 Melbourne FL 4.90 000020401 SOUTHAMPTON PE 4.60 090110124 Groton Fort Griswold CT 4.60 090090027 New Haven - Criscuolo Park CT 4.60 090032006 East Hartford - High Street CT 4.30 090092123 Waterbury CT 4.30 090050005 Cornwall CT 4.30 090011123 Danbury CT 4.20 060990005 Modesto - 14th Street CA 4.20 060431001 Yosemite Village - Visitor Center CA 4.20 000090502 Lethbridge AB 4.10 081230006 Greeley Hospital CO 4.10 080350004 Chatfield Park - 11500 N. Roxborough Par 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 080131001 Boulder - CU - 2102 Athens St. CO 4.10 080130003 Longmont CO 4.10 080010006 Commerce City - 7101 Birch St. CO 4.00 000091901 Caroline AB 4.00 000090302 Red Deer AB 4.00 000090227 Calgary Central AB 4.00 000090222 Calgary Northwest AB 4.00 000090218 Calgary East AB 3.60 000090601 Fort Saskatchewan AB 3.60 000090130 Edmonton Central AB 3.60 000090121 Edmonton East AB 3.60 000090120 Edmonton South AB 3.40 080410017 Colorado College CO 3.20 080770017 Grand Junction - Powell Building CO 3.20 060650012 Banning - South Hathaway Street CA 3.20 000065801 Chatham ON 3.20 000065301 Port Stanley ON 3.20 000061004 Sarnia ON 3.20 000060903 London ON 3.10 120710005 Winkler Pump Station FL 3.10 120210004 Laurel Oaks Elementary FL 3.10 000091101 Elk Island AB 3.00 061010003 Yuba City CA 3.00 060890007 Anderson CA 3.00 060570005 Grass Valley CA 3.00 060210002 Willows - E. Laurel Street CA 3.00 060074001 Gridley CA 3.00 060070002 Chico - Manzanita CA 3.00 000065001 Barrie ON 3.00 000061502 Kitchener ON 3.00 000061402 Brantford ON 3.00 000061302 St. Catharines ON 3.00 000060512 Hamilton Downtown ON 3.00 000060424 Toronto Downtown ON 3.00 000060204 Windsor Downtown ON 2.90 000061201 Cornwall ON 2.90 000054501 L'Assomption QC 2.90 000054401 Saint-Anicet QC 2.90 000052301 Saint-Faustin QC 2.80 060731006 Alpine CA 2.80 060730003 El Cajon - Redwood Ave CA 2.80 060250005 Calexico - Ethel Street CA 2.60 000094301 Cold Lake South AB 2.60 000065701 Morrisburg ON 2.60 000060303 Kingston ON 2.60 000054703 Bécancour (Aréna) QC 2.60 000051501 Zéphirin QC 2.60 000050801 Ursulines QC 2.40 000065401 Belleville ON 2.40 000061104 Peterborough ON 2.20 061070009 Sequoia/Kings Canyon - Ash Mountain CA 2.20 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.10 000063701 Grand Bend ON 2.10 000062501 Tiverton ON 2.10 000060104 Ottawa ON 1.70 120990009 Royal Palm Beach FL 1.70 120866001 Homestead Fire Station #16 FL 1.70 120861016 Miami Fire Station #5 FL 1.70 120111002 DAVIE FL 1.70 000040302 MONCTON NB 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 1.70 000030701 AYLESFORD MOUNTAIN NS 1.70 000020301 WELLINGTON PE 1.70 000020104 CHARLOTTETOWN PE 1.60 060639901 Quincy BAM CA 1.60 060571001 Truckee BAM CA 1.60 000040901 ST ANDREWS NB 1.60 000040801 CANTERBURY NB 1.50 060271023 Bishop Paiute Tribe-CA CA 1.40 150012017 Mountain View HI 1.40 150012016 Pahala HI 1.40 150011012 Kona HI 1.40 150011006 Hilo HI 1.40 000063301 Dorset ON 1.30 000041302 BATHURST NB 1.20 000060709 Sault Ste Marie ON 1.10 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 1.10 150031001 Honolulu HI 1.10 150030010 Kapolei HI 0.90 000065201 Parry Sound ON 0.90 000062001 North Bay ON 0.90 000060609 Sudbury ON AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)