Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.76 000040203 FOREST HILLS NB 0.67 130511002 Savannah L&A GA 0.67 121150013 Bee Ridge FL 0.67 010731005 MCADORY AL 0.66 121056006 Fl. Baptist Children's Home FL 0.65 010730023 NO. BHAM AL 0.64 051430005 SPRNGDLE AR 0.63 120573002 SYDNEY FL 0.62 010732003 WYLAM AL 0.62 000063301 Dorset ON 0.61 000063701 Grand Bend ON 0.59 120570030 PCEIA3 FL 0.58 121035002 John A. Chesnut Sr. Park FL 0.58 120830003 YMC FL 0.58 120571065 gandy FL 0.57 000100010 Creston PC School BC 0.56 121152002 Jackson Road FL 0.56 120013011 Payne's Prarie FL 0.55 000062501 Tiverton ON 0.53 121030018 Azalea FL 0.53 000060303 Kingston ON 0.52 120952002 Lake Isle Estates FL 0.52 120310098 Mandarin FL 0.52 000062001 North Bay ON 0.51 060190008 Fresno - 1st Street CA 0.50 051191008 ADEQ-DSR AR 0.50 010732006 HOOVER AL 0.50 000065701 Morrisburg ON 0.50 000065201 Parry Sound ON #coincidences 10-30 and Corr > 0.5 0.75 010735003 CORNER AL 0.70 000030701 AYLESFORD MOUNTAIN NS Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.88 000040203 FOREST HILLS NB 0.87 051430005 SPRNGDLE AR 0.86 000100010 Creston PC School BC 0.84 121152002 Jackson Road FL 0.83 051191008 ADEQ-DSR AR 0.82 121150013 Bee Ridge FL 0.81 051390006 El Dorado AR 0.79 130511002 Savannah L&A GA 0.78 132450091 AUGUSTA GA 0.77 120573002 SYDNEY FL 0.76 010731005 MCADORY AL 0.75 121035002 John A. Chesnut Sr. Park FL 0.75 121030018 Azalea FL 0.74 121056006 Fl. Baptist Children's Home FL 0.74 120013011 Payne's Prarie FL 0.73 120861016 Miami Fire Station #5 FL 0.73 120830003 YMC FL 0.73 010735002 PINSON AL 0.72 120570030 PCEIA3 FL 0.72 010732003 WYLAM AL 0.70 120230002 Lake City FL 0.69 010732006 HOOVER AL 0.68 120571065 gandy FL 0.67 120710005 Winkler Pump Station FL 0.66 120111002 DAVIE FL 0.66 120050006 St. Andrews Park FL 0.65 131510002 McDonough GA 0.65 000060104 Ottawa ON 0.64 132230003 Yorkville GA 0.64 060074001 Gridley CA 0.64 010731010 LEEDS AL 0.64 010730023 NO. BHAM AL 0.63 080770017 Grand Junction - Powell Building CO 0.63 061130004 Davis CA 0.63 000041302 BATHURST NB 0.62 120310098 Mandarin FL 0.61 010731009 PROVIDENCE AL 0.61 000065701 Morrisburg ON 0.61 000063701 Grand Bend ON 0.60 120866001 Homestead Fire Station #16 FL 0.60 120470015 White Springs FL 0.60 000050801 Ursulines QC 0.59 010331002 MSHOALS AL 0.57 120952002 Lake Isle Estates FL 0.57 060190008 Fresno - 1st Street CA 0.56 130770002 NEWNAN GA 0.56 120730012 Tallahassee Community College FL 0.56 000060303 Kingston ON 0.55 000054401 Saint-Anicet QC 0.54 050350005 MARION AR 0.53 120310100 Mayo Clinic FL 0.53 000040901 ST ANDREWS NB 0.53 000020301 WELLINGTON PE 0.52 131350002 Gwinnett Tech GA 0.52 000020104 CHARLOTTETOWN PE 0.51 131210055 Confederate Ave GA 0.51 090090027 New Haven - Criscuolo Park CT 0.50 130890002 South Dekalb GA 0.50 000065201 Parry Sound ON 0.50 000040302 MONCTON NB #coincidences 10-30 and Corr > 0.5 0.87 010735003 CORNER AL 0.82 000091901 Caroline AB 0.70 000040103 FREDERICTON NB 0.62 132950002 Rossville GA 0.62 000062001 North Bay ON 0.56 000062501 Tiverton ON 0.53 000063301 Dorset ON 0.51 000061104 Peterborough ON 0.51 000020401 SOUTHAMPTON PE Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 15.90 000030310 SYDNEY NS 8.40 061111004 Ojai - Ojai Ave. CA 7.30 060670012 Folsom CA 6.10 061110009 Piru - Pacific CA 6.00 061110007 Thousand Oaks - Moorpark Road CA 5.90 060832004 Lompoc H Street CA 4.90 060659001 Lake Elsinore - W. Flint Street CA 4.50 000040302 MONCTON NB 4.40 060550003 Napa - Jefferson St CA 4.20 060798001 Atascadero CA 3.90 000065001 Barrie ON 3.70 060012004 Berkeley CA 3.50 060953002 Vacaville CA 3.40 000040901 ST ANDREWS NB 3.00 000060424 Toronto Downtown ON 2.90 040139998 Vehicle Emissions Laboratory AZ 2.90 040134003 South Phoenix AZ 2.50 061113001 El Rio - Rio Mesa School #2 CA 2.50 060670011 Elk Grove CA 2.50 000061302 St. Catharines ON 2.20 040134010 Dysart AZ 2.20 000020301 WELLINGTON PE 2.00 060731002 Escondido CA 2.00 000060512 Hamilton Downtown ON 1.90 040130019 West Phoenix AZ 1.70 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 1.60 061112002 Simi Valley - Cochran Street CA 1.60 000051501 Zéphirin QC 1.40 060010011 Oakland West CA 1.40 000061402 Brantford ON 1.40 000040207 SAINT JOHN WEST NB 1.20 000065401 Belleville ON 1.10 060710005 Lake Gregory - Crestline CA 1.10 060370016 Glendora - Laurel CA 1.00 051390006 El Dorado AR 1.00 000061201 Cornwall ON 0.80 150031001 Honolulu HI 0.70 000060104 Ottawa ON 0.60 000020104 CHARLOTTETOWN PE #coincidences 10-30 and Corr > 0.5 15.60 000020401 SOUTHAMPTON PE 9.00 000010401 Mount Pearl NF 4.70 000040209 CASTLE ST. SAINT JO NB 2.00 000040103 FREDERICTON NB 1.40 000060609 Sudbury ON 0.80 000061104 Peterborough ON 0.50 000062001 North Bay ON Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 7.60 061111004 Ojai - Ojai Ave. CA 7.60 000030310 SYDNEY NS 7.20 060670012 Folsom CA 6.90 060670006 Sacramento - Del Paso Manor CA 5.60 061131003 Woodland CA 5.60 060832004 Lompoc H Street CA 5.50 060798001 Atascadero CA 5.10 060550003 Napa - Jefferson St CA 5.10 060012004 Berkeley CA 4.90 060710005 Lake Gregory - Crestline CA 3.90 061113001 El Rio - Rio Mesa School #2 CA 3.80 061110007 Thousand Oaks - Moorpark Road CA 3.70 061110009 Piru - Pacific CA 3.60 060959999 Rio Vista CA 3.60 060659001 Lake Elsinore - W. Flint Street CA 3.40 060010011 Oakland West CA 3.20 061130004 Davis CA 3.10 060670011 Elk Grove CA 3.00 060953002 Vacaville CA 2.90 090011123 Danbury CT 2.60 000065001 Barrie ON 2.40 000061201 Cornwall ON 2.10 060731010 San Diego - Beardsley Street CA 2.10 040134003 South Phoenix AZ 2.00 000051501 Zéphirin QC 2.00 000040302 MONCTON NB 1.90 000060424 Toronto Downtown ON 1.80 060830011 Santa Barbara CA 1.80 051191008 ADEQ-DSR AR 1.80 000040901 ST ANDREWS NB 1.70 000065801 Chatham ON 1.70 000065401 Belleville ON 1.50 090050005 Cornwall CT 1.50 061112002 Simi Valley - Cochran Street CA 1.50 000060512 Hamilton Downtown ON 1.40 100032004 MLK DE 1.40 090110124 Groton Fort Griswold CT 1.40 051190007 PARR AR 1.30 150031001 Honolulu HI 1.30 060731002 Escondido CA 1.30 040139998 Vehicle Emissions Laboratory AZ 1.30 000040207 SAINT JOHN WEST NB 1.20 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 1.20 000060104 Ottawa ON 1.10 000065701 Morrisburg ON 1.10 000061402 Brantford ON 1.10 000061302 St. Catharines ON 1.10 000060903 London ON 1.00 000061502 Kitchener ON 0.90 060651003 Riverside - Magnolia CA 0.90 060374002 North Long Beach CA 0.90 040130019 West Phoenix AZ 0.80 000054401 Saint-Anicet QC 0.70 060850005 San Jose - Jackson St. CA 0.70 040134010 Dysart AZ 0.70 000020301 WELLINGTON PE 0.70 000020104 CHARLOTTETOWN PE 0.60 051390006 El Dorado AR 0.60 000052301 Saint-Faustin QC 0.50 060792004 Mesa 2 /Nipomo CA #coincidences 10-30 and Corr > 0.5 12.30 000010401 Mount Pearl NF 7.40 000020401 SOUTHAMPTON PE 3.20 000040103 FREDERICTON NB 3.10 000040209 CASTLE ST. SAINT JO NB 1.60 000065301 Port Stanley ON 1.00 000061104 Peterborough ON 0.70 000060609 Sudbury ON 0.60 000062501 Tiverton ON Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 210.90 060410003 Point Reyes CA 169.60 060990005 Modesto - 14th Street CA 144.70 061070009 Sequoia/Kings Canyon - Ash Mountain CA 94.40 120310077 Sheffield Elementary School FL 91.40 060190008 Fresno - 1st Street CA 88.90 060431001 Yosemite Village - Visitor Center CA 61.40 060830011 Santa Barbara CA 61.40 060792004 Mesa 2 /Nipomo CA 60.30 060651003 Riverside - Magnolia CA 57.90 060890007 Anderson CA 57.00 060670006 Sacramento - Del Paso Manor CA 46.90 090032006 East Hartford - High Street CT 42.10 090050005 Cornwall CT 41.10 060570005 Grass Valley CA 38.80 060371002 Burbank - W. Palm Ave CA 38.70 061130004 Davis CA 34.70 051190007 PARR AR 31.80 060639901 Quincy BAM CA 29.40 060959999 Rio Vista CA 29.00 060571001 Truckee BAM CA 27.90 061131003 Woodland CA 27.30 060658001 Riverside - Rubidoux CA 27.10 060310004 Corcoran CA 27.00 060711004 Upland CA 26.10 060371201 Reseda CA 25.20 050350005 MARION AR 25.20 000054501 L'Assomption QC 24.80 060371103 Los Angeles - N. Main Street CA 24.10 000090121 Edmonton East AB 23.20 060290014 Bakersfield - 5558 California Ave CA 23.10 060590007 Anaheim CA 22.70 131390003 Gainesville GA 21.70 090090027 New Haven - Criscuolo Park CT 21.70 060376012 Santa Clarita CA 21.10 060730003 El Cajon - Redwood Ave CA 20.50 060731010 San Diego - Beardsley Street CA 20.40 010730023 NO. BHAM AL 20.10 010732003 WYLAM AL 19.70 040138005 Estrella AZ 19.50 061072002 Visalia - N. Church Street CA 19.50 060650012 Banning - South Hathaway Street CA 19.50 010970003 CHICK. AL 19.30 000090502 Lethbridge AB 18.80 060731008 Camp Pendleton CA 18.80 060374002 North Long Beach CA 18.60 090092123 Waterbury CT 18.10 131850003 Valdosta GA 18.00 060370016 Glendora - Laurel CA 18.00 000040203 FOREST HILLS NB 17.90 060710005 Lake Gregory - Crestline CA 17.10 150011012 Kona HI 17.10 090110124 Groton Fort Griswold CT 17.10 061112002 Simi Valley - Cochran Street CA 17.00 060731006 Alpine CA 16.70 130890002 South Dekalb GA 16.70 060731002 Escondido CA 16.40 131530001 Warner Robins GA 16.20 061113001 El Rio - Rio Mesa School #2 CA 16.20 060850005 San Jose - Jackson St. CA 16.10 000090227 Calgary Central AB 15.90 010731010 LEEDS AL 15.70 131510002 McDonough GA 15.70 120470015 White Springs FL 15.50 120730012 Tallahassee Community College FL 15.50 000090302 Red Deer AB 15.40 132150008 Columbus Airport GA 15.40 061010003 Yuba City CA 15.40 011011002 MONTG AL 15.30 100032004 MLK DE 15.00 120590004 Bonifay FL 14.90 010732006 HOOVER AL 14.70 130590002 Athens FS # 7 GA 14.70 060670010 Sacramento - T Street CA 14.70 060250005 Calexico - Ethel Street CA 14.60 130770002 NEWNAN GA 14.20 120230002 Lake City FL 14.00 120330004 Ellyson Industrial Park FL 13.80 060659001 Lake Elsinore - W. Flint Street CA 13.80 060610006 Roseville - N.Sunrise/Douglas CA 13.70 010331002 MSHOALS AL 13.60 010731005 MCADORY AL 13.40 131210055 Confederate Ave GA 13.40 000090218 Calgary East AB 13.30 132450091 AUGUSTA GA 13.30 120210004 Laurel Oaks Elementary FL 13.20 061110009 Piru - Pacific CA 13.20 060010011 Oakland West CA 13.10 132230003 Yorkville GA 13.10 120050006 St. Andrews Park FL 13.00 121152002 Jackson Road FL 13.00 120573002 SYDNEY FL 13.00 051191008 ADEQ-DSR AR 12.90 060074001 Gridley CA 12.90 000090120 Edmonton South AB 12.90 000061004 Sarnia ON 12.80 060832004 Lompoc H Street CA 12.80 010735002 PINSON AL 12.70 060670011 Elk Grove CA 12.60 130511002 Savannah L&A GA 12.60 061110007 Thousand Oaks - Moorpark Road CA 12.50 131350002 Gwinnett Tech GA 12.50 130210012 Macon GA 12.40 080310025 Denver Animal Shelter - 678 S. Jason St. CO 12.30 000060204 Windsor Downtown ON 12.20 121035002 John A. Chesnut Sr. Park FL 12.20 060210002 Willows - E. Laurel Street CA 12.20 000041302 BATHURST NB 12.10 120570030 PCEIA3 FL 12.00 000061502 Kitchener ON 11.80 120571065 gandy FL 11.80 040191113 Geronimo AZ 11.70 051390006 El Dorado AR 11.70 000065801 Chatham ON 11.60 120861016 Miami Fire Station #5 FL 11.60 080410017 Colorado College CO 11.60 060070002 Chico - Manzanita CA 11.50 121030018 Azalea FL 11.40 080310002 Denver - CAMP - 2105 Broadway CO 11.30 121275002 Blind Services; 1185-A Dunn Ave FL 11.30 121130015 Woodlawn FL 11.30 090011123 Danbury CT 11.30 010731009 PROVIDENCE AL 11.10 060953002 Vacaville CA 11.10 060012004 Berkeley CA 10.90 000063701 Grand Bend ON 10.80 121056006 Fl. Baptist Children's Home FL 10.70 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 10.70 120830003 YMC FL 10.70 120090011 Fay Park FL 10.70 080310013 Denver - NJH - 14th Ave. & Albion St. CO 10.60 000090130 Edmonton Central AB 10.40 061111004 Ojai - Ojai Ave. CA 10.20 000061402 Brantford ON 10.10 120952002 Lake Isle Estates FL 10.10 120866001 Homestead Fire Station #16 FL 10.10 051430005 SPRNGDLE AR 10.00 120310098 Mandarin FL 10.00 080010006 Commerce City - 7101 Birch St. CO 9.90 121150013 Bee Ridge FL 9.90 120090007 Melbourne FL 9.90 060550003 Napa - Jefferson St CA 9.90 000040207 SAINT JOHN WEST NB 9.80 120310100 Mayo Clinic FL 9.80 000060303 Kingston ON 9.70 000061302 St. Catharines ON 9.60 000060512 Hamilton Downtown ON 9.50 000090601 Fort Saskatchewan AB 9.30 120013011 Payne's Prarie FL 9.30 000060903 London ON 9.20 000052301 Saint-Faustin QC 9.10 040139812 Durango AZ 8.80 000090222 Calgary Northwest AB 8.80 000050801 Ursulines QC 8.70 040191034 Coachline AZ 8.70 000060424 Toronto Downtown ON 8.50 120710005 Winkler Pump Station FL 8.50 120111002 DAVIE FL 8.30 081230006 Greeley Hospital CO 8.30 000054401 Saint-Anicet QC 8.20 060798001 Atascadero CA 8.20 000020104 CHARLOTTETOWN PE 8.10 060670012 Folsom CA 8.10 000100059 Grand Forks City Hall BC 8.00 000065001 Barrie ON 8.00 000054703 Bécancour (Aréna) QC 7.80 000030310 SYDNEY NS 7.70 080130003 Longmont CO 7.60 150011006 Hilo HI 7.60 080131001 Boulder - CU - 2102 Athens St. CO 7.50 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 7.50 040134010 Dysart AZ 7.50 040130019 West Phoenix AZ 7.20 000061201 Cornwall ON 6.80 040139998 Vehicle Emissions Laboratory AZ 6.80 000094301 Cold Lake South AB 6.60 000065701 Morrisburg ON 6.50 000065401 Belleville ON 6.50 000065201 Parry Sound ON 6.50 000040302 MONCTON NB 6.40 040134003 South Phoenix AZ 6.30 080770017 Grand Junction - Powell Building CO 6.30 060271023 Bishop Paiute Tribe-CA CA 6.30 000040901 ST ANDREWS NB 6.30 000020301 WELLINGTON PE 6.20 120990009 Royal Palm Beach FL 6.20 000100010 Creston PC School BC 5.60 040191032 Rose Elementary AZ 5.00 000060104 Ottawa ON 4.80 040191030 Green Valley AZ 4.50 000051501 Zéphirin QC 4.10 150031001 Honolulu HI 4.10 000091101 Elk Island AB #coincidences 10-30 and Corr > 0.5 18.30 080350004 Chatfield Park - 11500 N. Roxborough Par CO 14.80 132950002 Rossville GA 11.30 000065301 Port Stanley ON 11.00 000040209 CASTLE ST. SAINT JO NB 10.80 000062501 Tiverton ON 10.10 010735003 CORNER AL 10.00 150012016 Pahala HI 9.40 110010043 McMillan Reservoir DC 8.10 000063301 Dorset ON 7.80 150012017 Mountain View HI 7.10 000061104 Peterborough ON 6.80 000010401 Mount Pearl NF 5.70 000062001 North Bay ON 5.40 000091901 Caroline AB 4.80 000060609 Sudbury ON 4.70 000060709 Sault Ste Marie ON 4.60 000020401 SOUTHAMPTON PE 3.40 000040103 FREDERICTON NB Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 19.10 120710005 Winkler Pump Station FL 19.10 120210004 Laurel Oaks Elementary FL 18.90 061113001 El Rio - Rio Mesa School #2 CA 18.90 061111004 Ojai - Ojai Ave. CA 18.90 060832004 Lompoc H Street CA 18.90 060830011 Santa Barbara CA 17.30 120090011 Fay Park FL 17.30 120090007 Melbourne FL 16.50 051390006 El Dorado AR 16.50 051191008 ADEQ-DSR AR 16.50 051190007 PARR AR 16.40 090110124 Groton Fort Griswold CT 16.40 090090027 New Haven - Criscuolo Park CT 16.40 090032006 East Hartford - High Street CT 16.40 060731010 San Diego - Beardsley Street CA 15.60 120990009 Royal Palm Beach FL 15.60 120866001 Homestead Fire Station #16 FL 15.60 120861016 Miami Fire Station #5 FL 15.60 120111002 DAVIE FL 15.00 000010401 Mount Pearl NF 14.20 050350005 MARION AR 11.70 150012017 Mountain View HI 11.70 150012016 Pahala HI 11.70 150011012 Kona HI 11.70 150011006 Hilo HI 10.80 061131003 Woodland CA 10.80 061130004 Davis CA 10.80 060959999 Rio Vista CA 10.80 060953002 Vacaville CA 10.80 060850005 San Jose - Jackson St. CA 10.80 060670012 Folsom CA 10.80 060670011 Elk Grove CA 10.80 060670010 Sacramento - T Street CA 10.80 060670006 Sacramento - Del Paso Manor CA 10.80 060610006 Roseville - N.Sunrise/Douglas CA 10.80 060550003 Napa - Jefferson St CA 10.80 060410003 Point Reyes CA 10.80 060012004 Berkeley CA 10.80 060010011 Oakland West CA 10.00 121152002 Jackson Road FL 10.00 121150013 Bee Ridge FL 10.00 121056006 Fl. Baptist Children's Home FL 10.00 121035002 John A. Chesnut Sr. Park FL 10.00 121030018 Azalea FL 10.00 120952002 Lake Isle Estates FL 10.00 120573002 SYDNEY FL 10.00 120571065 gandy FL 10.00 120570030 PCEIA3 FL 9.90 061072002 Visalia - N. Church Street CA 9.90 060798001 Atascadero CA 9.90 060792004 Mesa 2 /Nipomo CA 9.90 060310004 Corcoran CA 9.90 060290014 Bakersfield - 5558 California Ave CA 9.90 060190008 Fresno - 1st Street CA 9.70 090092123 Waterbury CT 9.70 090050005 Cornwall CT 9.70 090011123 Danbury CT 9.00 132150008 Columbus Airport GA 9.00 131530001 Warner Robins GA 9.00 130210012 Macon GA 9.00 000030310 SYDNEY NS 8.90 060731006 Alpine CA 8.90 060730003 El Cajon - Redwood Ave CA 8.90 060250005 Calexico - Ethel Street CA 8.70 100032004 MLK DE 8.60 000020401 SOUTHAMPTON PE 8.30 061112002 Simi Valley - Cochran Street CA 8.30 061110009 Piru - Pacific CA 8.30 061110007 Thousand Oaks - Moorpark Road CA 8.30 060731008 Camp Pendleton CA 8.30 060731002 Escondido CA 8.30 060711004 Upland CA 8.30 060710005 Lake Gregory - Crestline CA 8.30 060659001 Lake Elsinore - W. Flint Street CA 8.30 060658001 Riverside - Rubidoux CA 8.30 060651003 Riverside - Magnolia CA 8.30 060590007 Anaheim CA 8.30 060376012 Santa Clarita CA 8.30 060374002 North Long Beach CA 8.30 060371201 Reseda CA 8.30 060371103 Los Angeles - N. Main Street CA 8.30 060371002 Burbank - W. Palm Ave CA 8.30 060370016 Glendora - Laurel CA 8.20 120590004 Bonifay FL 8.20 120050006 St. Andrews Park FL 8.10 121130015 Woodlawn FL 8.10 120330004 Ellyson Industrial Park FL 8.10 010970003 CHICK. AL 6.80 000065001 Barrie ON 6.80 000061502 Kitchener ON 6.80 000061402 Brantford ON 6.80 000061302 St. Catharines ON 6.80 000060512 Hamilton Downtown ON 6.80 000060424 Toronto Downtown ON 6.70 131850003 Valdosta GA 6.70 120730012 Tallahassee Community College FL 6.70 051430005 SPRNGDLE AR 6.60 121275002 Blind Services; 1185-A Dunn Ave FL 6.60 120830003 YMC FL 6.60 120470015 White Springs FL 6.60 120310100 Mayo Clinic FL 6.60 120310098 Mandarin FL 6.60 120310077 Sheffield Elementary School FL 6.60 120230002 Lake City FL 6.60 120013011 Payne's Prarie FL 6.60 000040302 MONCTON NB 6.60 000030701 AYLESFORD MOUNTAIN NS 6.60 000020301 WELLINGTON PE 6.60 000020104 CHARLOTTETOWN PE 6.50 011011002 MONTG AL 6.20 000041302 BATHURST NB 5.60 130511002 Savannah L&A GA 5.60 000040209 CASTLE ST. SAINT JO NB 5.60 000040207 SAINT JOHN WEST NB 5.60 000040203 FOREST HILLS NB 5.60 000040103 FREDERICTON NB 5.50 131510002 McDonough GA 5.50 131390003 Gainesville GA 5.50 131350002 Gwinnett Tech GA 5.50 131210055 Confederate Ave GA 5.50 130890002 South Dekalb GA 5.50 130770002 NEWNAN GA 5.50 130590002 Athens FS # 7 GA 5.30 080350004 Chatfield Park - 11500 N. Roxborough Par CO 5.30 080131001 Boulder - CU - 2102 Athens St. CO 5.30 080130003 Longmont CO 5.20 010731009 PROVIDENCE AL 5.20 010731005 MCADORY AL 5.20 010331002 MSHOALS AL 5.10 110010043 McMillan Reservoir DC 5.10 000065801 Chatham ON 5.10 000065301 Port Stanley ON 5.10 000061004 Sarnia ON 5.10 000060903 London ON 5.10 000060204 Windsor Downtown ON 5.10 000040901 ST ANDREWS NB 5.10 000040801 CANTERBURY NB 4.70 132950002 Rossville GA 4.70 132450091 AUGUSTA GA 4.70 132230003 Yorkville GA 4.70 010735003 CORNER AL 4.70 010735002 PINSON AL 4.70 010732006 HOOVER AL 4.70 010732003 WYLAM AL 4.70 010731010 LEEDS AL 4.70 010730023 NO. BHAM AL 4.70 000061201 Cornwall ON 4.70 000054501 L'Assomption QC 4.70 000054401 Saint-Anicet QC 4.70 000052301 Saint-Faustin QC 4.60 060650012 Banning - South Hathaway Street CA 4.50 000065401 Belleville ON 4.50 000061104 Peterborough ON 4.40 000060709 Sault Ste Marie ON 4.30 000060104 Ottawa ON 4.20 000063701 Grand Bend ON 4.20 000062501 Tiverton ON 4.00 000065701 Morrisburg ON 4.00 000060303 Kingston ON 3.40 000090601 Fort Saskatchewan AB 3.40 000090502 Lethbridge AB 3.40 000090130 Edmonton Central AB 3.40 000090121 Edmonton East AB 3.40 000090120 Edmonton South AB 3.40 000054703 Bécancour (Aréna) QC 3.40 000051501 Zéphirin QC 3.40 000050801 Ursulines QC 3.30 000100059 Grand Forks City Hall BC 3.30 000091101 Elk Island AB 3.20 000065201 Parry Sound ON 3.20 000062001 North Bay ON 3.20 000060609 Sudbury ON 3.10 061070009 Sequoia/Kings Canyon - Ash Mountain CA 3.10 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 3.10 000094301 Cold Lake South AB 3.00 081230006 Greeley Hospital CO 3.00 080310025 Denver Animal Shelter - 678 S. Jason St. CO 3.00 080310013 Denver - NJH - 14th Ave. & Albion St. CO 3.00 080310002 Denver - CAMP - 2105 Broadway CO 3.00 080010006 Commerce City - 7101 Birch St. CO 2.90 040191034 Coachline AZ 2.80 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 2.80 150031001 Honolulu HI 2.80 150030010 Kapolei HI 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 2.60 000100010 Creston PC School BC 2.60 000063301 Dorset ON 2.30 000091901 Caroline AB 2.30 000090302 Red Deer AB 2.30 000090227 Calgary Central AB 2.30 000090222 Calgary Northwest AB 2.30 000090218 Calgary East AB 2.20 080410017 Colorado College CO 2.10 060990005 Modesto - 14th Street CA 2.10 060431001 Yosemite Village - Visitor Center CA 1.80 080770017 Grand Junction - Powell Building CO 1.80 061010003 Yuba City CA 1.80 060890007 Anderson CA 1.80 060570005 Grass Valley CA 1.80 060210002 Willows - E. Laurel Street CA 1.80 060074001 Gridley CA 1.80 060070002 Chico - Manzanita CA 1.40 040191113 Geronimo AZ 1.40 040191032 Rose Elementary AZ 1.40 040191030 Green Valley AZ 0.90 060639901 Quincy BAM CA 0.90 060571001 Truckee BAM CA 0.60 060271023 Bishop Paiute Tribe-CA CA AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)