Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.76 010970003 CHICK. AL 0.69 010730023 NO. BHAM AL 0.64 010732003 WYLAM AL 0.63 011011002 MONTG AL 0.62 010731010 LEEDS AL 0.58 010735003 CORNER AL 0.57 010731005 MCADORY AL 0.55 010732006 HOOVER AL 0.54 051430005 SPRNGDLE AR 0.54 000090218 Calgary East AB 0.53 010735002 PINSON AL 0.53 010731009 PROVIDENCE AL 0.52 051190007 PARR AR 0.52 000090227 Calgary Central AB #coincidences 10-30 and Corr > 0.5 0.85 132150008 Columbus Airport GA 0.70 120590004 Bonifay FL 0.70 120050006 St. Andrews Park FL 0.68 150031001 Honolulu HI 0.66 120730012 Tallahassee Community College FL 0.61 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.55 150011012 Kona HI Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.94 051390006 El Dorado AR 0.85 000090227 Calgary Central AB 0.83 010970003 CHICK. AL 0.82 051191008 ADEQ-DSR AR 0.82 051190007 PARR AR 0.82 000090302 Red Deer AB 0.81 000090218 Calgary East AB 0.79 061112002 Simi Valley - Cochran Street CA 0.78 051430005 SPRNGDLE AR 0.78 010731010 LEEDS AL 0.76 011011002 MONTG AL 0.75 010731005 MCADORY AL 0.74 010735002 PINSON AL 0.73 010732006 HOOVER AL 0.73 010730023 NO. BHAM AL 0.72 010732003 WYLAM AL 0.71 010331002 MSHOALS AL 0.70 010735003 CORNER AL 0.69 010731009 PROVIDENCE AL 0.66 000100010 Creston PC School BC 0.63 060711004 Upland CA 0.59 000090222 Calgary Northwest AB 0.58 060376012 Santa Clarita CA 0.58 000091101 Elk Island AB 0.56 000090601 Fort Saskatchewan AB 0.56 000090120 Edmonton South AB 0.55 060370016 Glendora - Laurel CA 0.52 000090502 Lethbridge AB 0.52 000040203 FOREST HILLS NB #coincidences 10-30 and Corr > 0.5 0.95 120590004 Bonifay FL 0.93 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.93 132150008 Columbus Airport GA 0.92 120050006 St. Andrews Park FL 0.87 120830003 YMC FL 0.87 120730012 Tallahassee Community College FL 0.83 150031001 Honolulu HI 0.83 131850003 Valdosta GA 0.78 000065801 Chatham ON 0.70 150011012 Kona HI 0.66 130210012 Macon GA 0.57 000061104 Peterborough ON 0.53 090032006 East Hartford - High Street CT 0.53 000065301 Port Stanley ON 0.52 150011006 Hilo HI 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 7.30 060670012 Folsom CA 6.70 000030310 SYDNEY NS 5.60 000065001 Barrie ON 5.10 061131003 Woodland CA 4.60 060953002 Vacaville CA 4.10 000060424 Toronto Downtown ON 3.90 061111004 Ojai - Ojai Ave. CA 3.90 060959999 Rio Vista CA 3.70 000060512 Hamilton Downtown ON 3.40 060550003 Napa - Jefferson St CA 3.40 000040302 MONCTON NB 3.40 000020301 WELLINGTON PE 3.20 060798001 Atascadero CA 3.20 000061302 St. Catharines ON 2.90 000052301 Saint-Faustin QC 2.70 000061402 Brantford ON 2.30 000061201 Cornwall ON 2.20 061110009 Piru - Pacific CA 2.10 060850005 San Jose - Jackson St. CA 2.10 000054401 Saint-Anicet QC 2.00 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.00 000060903 London ON 1.90 060710005 Lake Gregory - Crestline CA 1.90 000040901 ST ANDREWS NB 1.80 060792004 Mesa 2 /Nipomo CA 1.70 000020104 CHARLOTTETOWN PE 1.60 000051501 Zéphirin QC 1.60 000041302 BATHURST NB 1.50 060012004 Berkeley CA 1.10 061110007 Thousand Oaks - Moorpark Road CA 0.90 061113001 El Rio - Rio Mesa School #2 CA 0.80 060731008 Camp Pendleton CA 0.80 000060104 Ottawa ON 0.70 040191034 Coachline AZ 0.60 060731002 Escondido CA 0.60 040138005 Estrella AZ 0.60 040134010 Dysart AZ #coincidences 10-30 and Corr > 0.5 8.80 090090027 New Haven - Criscuolo Park CT 7.80 000020401 SOUTHAMPTON PE 7.40 090032006 East Hartford - High Street CT 6.20 090011123 Danbury CT 5.10 100032004 MLK DE 5.00 150011006 Hilo HI 4.00 150031001 Honolulu HI 3.50 000061104 Peterborough ON 3.40 060731010 San Diego - Beardsley Street CA 3.00 130210012 Macon GA 1.80 150012016 Pahala HI 1.80 000065401 Belleville ON 1.60 000040209 CASTLE ST. SAINT JO NB 1.20 130590002 Athens FS # 7 GA 1.20 000065701 Morrisburg ON 1.10 132150008 Columbus Airport GA 1.10 060670010 Sacramento - T Street CA 1.10 000063301 Dorset ON 1.00 130770002 NEWNAN GA Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 6.40 060710005 Lake Gregory - Crestline CA 6.10 061111004 Ojai - Ojai Ave. CA 5.60 060670006 Sacramento - Del Paso Manor CA 5.50 061131003 Woodland CA 5.30 060670012 Folsom CA 4.70 060832004 Lompoc H Street CA 4.40 060550003 Napa - Jefferson St CA 3.80 060953002 Vacaville CA 3.80 000065001 Barrie ON 3.60 060959999 Rio Vista CA 3.50 060830011 Santa Barbara CA 3.50 000030310 SYDNEY NS 3.40 060012004 Berkeley CA 3.30 061110007 Thousand Oaks - Moorpark Road CA 3.10 060410003 Point Reyes CA 2.90 061110009 Piru - Pacific CA 2.90 060670011 Elk Grove CA 2.80 061113001 El Rio - Rio Mesa School #2 CA 2.80 000061201 Cornwall ON 2.60 000061302 St. Catharines ON 2.40 000060512 Hamilton Downtown ON 2.30 000060424 Toronto Downtown ON 2.20 000051501 Zéphirin QC 2.10 000061402 Brantford ON 1.90 060798001 Atascadero CA 1.80 000054401 Saint-Anicet QC 1.70 060890007 Anderson CA 1.60 000052301 Saint-Faustin QC 1.50 060850005 San Jose - Jackson St. CA 1.50 060792004 Mesa 2 /Nipomo CA 1.20 000060903 London ON 1.20 000060104 Ottawa ON 1.20 000040302 MONCTON NB 1.00 000040901 ST ANDREWS NB 0.90 051390006 El Dorado AR 0.90 000020301 WELLINGTON PE 0.70 000062001 North Bay ON 0.60 060659001 Lake Elsinore - W. Flint Street CA 0.60 040191034 Coachline AZ 0.50 060570005 Grass Valley CA #coincidences 10-30 and Corr > 0.5 5.10 090090027 New Haven - Criscuolo Park CT 4.80 000020401 SOUTHAMPTON PE 4.60 090032006 East Hartford - High Street CT 4.50 100032004 MLK DE 4.20 061130004 Davis CA 3.80 090011123 Danbury CT 3.20 150031001 Honolulu HI 2.80 090110124 Groton Fort Griswold CT 2.60 000065701 Morrisburg ON 2.50 060731010 San Diego - Beardsley Street CA 2.30 150011006 Hilo HI 2.00 000040209 CASTLE ST. SAINT JO NB 1.90 130590002 Athens FS # 7 GA 1.80 130770002 NEWNAN GA 1.80 060670010 Sacramento - T Street CA 1.70 131350002 Gwinnett Tech GA 1.60 000061104 Peterborough ON 1.40 000061502 Kitchener ON 1.30 132150008 Columbus Airport GA 1.20 130210012 Macon GA 1.10 131390003 Gainesville GA 1.10 000060303 Kingston ON 0.90 150012016 Pahala HI 0.80 131210055 Confederate Ave GA 0.80 000065401 Belleville ON 0.80 000065301 Port Stanley ON 0.70 000065801 Chatham ON 0.50 000063301 Dorset ON Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 379.40 060990005 Modesto - 14th Street CA 165.30 060190008 Fresno - 1st Street CA 125.80 060832004 Lompoc H Street CA 125.00 060890007 Anderson CA 84.70 060250005 Calexico - Ethel Street CA 70.10 060830011 Santa Barbara CA 68.10 061072002 Visalia - N. Church Street CA 61.90 060670006 Sacramento - Del Paso Manor CA 55.70 060570005 Grass Valley CA 41.00 060410003 Point Reyes CA 38.20 060639901 Quincy BAM CA 33.00 060371103 Los Angeles - N. Main Street CA 31.50 060711004 Upland CA 30.50 060310004 Corcoran CA 30.00 060371002 Burbank - W. Palm Ave CA 29.70 060670011 Elk Grove CA 29.50 060371201 Reseda CA 29.20 060658001 Riverside - Rubidoux CA 29.10 060571001 Truckee BAM CA 27.80 050350005 MARION AR 25.70 000054501 L'Assomption QC 25.40 060290014 Bakersfield - 5558 California Ave CA 25.20 010730023 NO. BHAM AL 24.70 060651003 Riverside - Magnolia CA 23.80 060376012 Santa Clarita CA 23.40 060590007 Anaheim CA 23.00 060370016 Glendora - Laurel CA 22.40 060650012 Banning - South Hathaway Street CA 22.10 010970003 CHICK. AL 21.90 061112002 Simi Valley - Cochran Street CA 20.90 000090121 Edmonton East AB 19.90 060374002 North Long Beach CA 18.40 060731006 Alpine CA 18.40 060659001 Lake Elsinore - W. Flint Street CA 17.80 010731010 LEEDS AL 17.40 010732003 WYLAM AL 17.20 000090302 Red Deer AB 17.10 061070009 Sequoia/Kings Canyon - Ash Mountain CA 17.10 011011002 MONTG AL 16.80 060710005 Lake Gregory - Crestline CA 16.60 061010003 Yuba City CA 16.50 060731002 Escondido CA 16.40 051191008 ADEQ-DSR AR 16.40 051190007 PARR AR 16.10 060074001 Gridley CA 16.00 060731008 Camp Pendleton CA 15.70 010731005 MCADORY AL 15.50 060610006 Roseville - N.Sunrise/Douglas CA 15.50 000090227 Calgary Central AB 15.40 061110007 Thousand Oaks - Moorpark Road CA 15.20 060010011 Oakland West CA 15.00 061113001 El Rio - Rio Mesa School #2 CA 14.80 061110009 Piru - Pacific CA 14.70 000090218 Calgary East AB 14.40 051390006 El Dorado AR 14.10 000090120 Edmonton South AB 14.00 060012004 Berkeley CA 13.30 060210002 Willows - E. Laurel Street CA 13.10 010732006 HOOVER AL 13.00 080310013 Denver - NJH - 14th Ave. & Albion St. CO 12.90 080410017 Colorado College CO 12.90 060850005 San Jose - Jackson St. CA 12.40 080310025 Denver Animal Shelter - 678 S. Jason St. CO 12.20 060959999 Rio Vista CA 12.20 010731009 PROVIDENCE AL 12.10 000090130 Edmonton Central AB 12.00 051430005 SPRNGDLE AR 12.00 040191113 Geronimo AZ 11.90 010735002 PINSON AL 11.70 060953002 Vacaville CA 11.70 060550003 Napa - Jefferson St CA 11.70 000090601 Fort Saskatchewan AB 11.20 010735003 CORNER AL 11.10 061131003 Woodland CA 11.10 061111004 Ojai - Ojai Ave. CA 11.00 040139812 Durango AZ 10.90 060070002 Chico - Manzanita CA 10.90 010331002 MSHOALS AL 10.90 000090222 Calgary Northwest AB 10.60 080310002 Denver - CAMP - 2105 Broadway CO 10.10 000061004 Sarnia ON 9.90 000060204 Windsor Downtown ON 9.50 040130019 West Phoenix AZ 9.40 060792004 Mesa 2 /Nipomo CA 9.00 080010006 Commerce City - 7101 Birch St. CO 8.80 000054703 Bécancour (Aréna) QC 8.70 060670012 Folsom CA 8.30 000050801 Ursulines QC 8.20 000040207 SAINT JOHN WEST NB 8.10 080130003 Longmont CO 8.00 000090502 Lethbridge AB 7.90 060798001 Atascadero CA 7.70 040139998 Vehicle Emissions Laboratory AZ 7.60 040134003 South Phoenix AZ 7.50 040191034 Coachline AZ 7.50 000041302 BATHURST NB 7.50 000040203 FOREST HILLS NB 7.40 000061302 St. Catharines ON 7.40 000020104 CHARLOTTETOWN PE 7.30 080131001 Boulder - CU - 2102 Athens St. CO 7.20 000040302 MONCTON NB 7.10 000054401 Saint-Anicet QC 7.00 000061402 Brantford ON 6.90 040134010 Dysart AZ 6.80 040138005 Estrella AZ 6.70 000100010 Creston PC School BC 6.70 000060512 Hamilton Downtown ON 6.30 000060424 Toronto Downtown ON 6.20 000060903 London ON 6.10 000052301 Saint-Faustin QC 6.00 080770017 Grand Junction - Powell Building CO 6.00 040191032 Rose Elementary AZ 6.00 000061201 Cornwall ON 5.90 000094301 Cold Lake South AB 5.90 000030310 SYDNEY NS 5.80 040191030 Green Valley AZ 5.70 060271023 Bishop Paiute Tribe-CA CA 5.70 000020301 WELLINGTON PE 5.40 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 5.30 000065001 Barrie ON 5.10 000091101 Elk Island AB 5.10 000051501 Zéphirin QC 4.60 000060104 Ottawa ON 4.10 000060709 Sault Ste Marie ON 4.00 000062001 North Bay ON 3.90 000040901 ST ANDREWS NB #coincidences 10-30 and Corr > 0.5 161.50 061130004 Davis CA 35.30 060431001 Yosemite Village - Visitor Center CA 32.10 120230002 Lake City FL 31.20 090092123 Waterbury CT 25.90 090110124 Groton Fort Griswold CT 20.60 060730003 El Cajon - Redwood Ave CA 18.40 120830003 YMC FL 16.80 121152002 Jackson Road FL 16.70 131850003 Valdosta GA 15.80 120730012 Tallahassee Community College FL 14.60 121150013 Bee Ridge FL 14.60 120861016 Miami Fire Station #5 FL 14.60 060731010 San Diego - Beardsley Street CA 14.00 060670010 Sacramento - T Street CA 13.90 120573002 SYDNEY FL 13.60 121030018 Azalea FL 13.50 121035002 John A. Chesnut Sr. Park FL 13.40 150011012 Kona HI 13.20 131530001 Warner Robins GA 13.20 120590004 Bonifay FL 13.10 120570030 PCEIA3 FL 13.10 120210004 Laurel Oaks Elementary FL 13.00 120470015 White Springs FL 13.00 080350004 Chatfield Park - 11500 N. Roxborough Par CO 12.90 121056006 Fl. Baptist Children's Home FL 12.80 130890002 South Dekalb GA 12.80 130511002 Savannah L&A GA 12.60 120866001 Homestead Fire Station #16 FL 12.60 120013011 Payne's Prarie FL 12.50 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 12.20 120710005 Winkler Pump Station FL 12.20 120571065 gandy FL 12.10 121275002 Blind Services; 1185-A Dunn Ave FL 12.10 120050006 St. Andrews Park FL 11.50 120090011 Fay Park FL 11.30 132450091 AUGUSTA GA 11.20 131510002 McDonough GA 11.20 000061502 Kitchener ON 11.10 120952002 Lake Isle Estates FL 10.90 132150008 Columbus Airport GA 10.60 132950002 Rossville GA 10.50 131390003 Gainesville GA 10.50 120090007 Melbourne FL 10.10 081230006 Greeley Hospital CO 10.00 000100059 Grand Forks City Hall BC 9.60 120310098 Mandarin FL 9.40 000065801 Chatham ON 9.30 131350002 Gwinnett Tech GA 9.30 120330004 Ellyson Industrial Park FL 9.10 150012016 Pahala HI 9.00 131210055 Confederate Ave GA 9.00 130210012 Macon GA 8.90 120310077 Sheffield Elementary School FL 8.60 121130015 Woodlawn FL 8.50 000065301 Port Stanley ON 8.20 120310100 Mayo Clinic FL 8.10 100032004 MLK DE 7.60 130770002 NEWNAN GA 7.30 132230003 Yorkville GA 7.30 130590002 Athens FS # 7 GA 6.80 090032006 East Hartford - High Street CT 6.70 000040103 FREDERICTON NB 6.60 000040209 CASTLE ST. SAINT JO NB 6.50 000091901 Caroline AB 6.10 000060303 Kingston ON 5.70 150011006 Hilo HI 5.60 150031001 Honolulu HI 5.60 000063701 Grand Bend ON 5.50 090090027 New Haven - Criscuolo Park CT 5.40 000065401 Belleville ON 5.30 000065701 Morrisburg ON 4.30 000062501 Tiverton ON 4.20 000060609 Sudbury ON 4.10 090011123 Danbury CT 4.10 000065201 Parry Sound ON 4.10 000020401 SOUTHAMPTON PE 3.90 000063301 Dorset ON 3.60 000061104 Peterborough ON Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 19.10 000010401 Mount Pearl NF 18.40 050350005 MARION AR 16.90 061131003 Woodland CA 16.90 061130004 Davis CA 16.90 060959999 Rio Vista CA 16.90 060953002 Vacaville CA 16.90 060850005 San Jose - Jackson St. CA 16.90 060670012 Folsom CA 16.90 060670011 Elk Grove CA 16.90 060670010 Sacramento - T Street CA 16.90 060670006 Sacramento - Del Paso Manor CA 16.90 060610006 Roseville - N.Sunrise/Douglas CA 16.90 060550003 Napa - Jefferson St CA 16.90 060410003 Point Reyes CA 16.90 060012004 Berkeley CA 16.90 060010011 Oakland West CA 16.90 051390006 El Dorado AR 16.90 051191008 ADEQ-DSR AR 16.90 051190007 PARR AR 14.30 130511002 Savannah L&A GA 12.70 061113001 El Rio - Rio Mesa School #2 CA 12.70 061111004 Ojai - Ojai Ave. CA 12.70 060832004 Lompoc H Street CA 12.70 060830011 Santa Barbara CA 12.60 132150008 Columbus Airport GA 12.60 131530001 Warner Robins GA 12.60 130210012 Macon GA 11.20 060650012 Banning - South Hathaway Street CA 11.10 061072002 Visalia - N. Church Street CA 11.10 060798001 Atascadero CA 11.10 060792004 Mesa 2 /Nipomo CA 11.10 060310004 Corcoran CA 11.10 060290014 Bakersfield - 5558 California Ave CA 11.10 060190008 Fresno - 1st Street CA 10.90 060731010 San Diego - Beardsley Street CA 9.80 121152002 Jackson Road FL 9.80 121150013 Bee Ridge FL 9.80 121056006 Fl. Baptist Children's Home FL 9.80 121035002 John A. Chesnut Sr. Park FL 9.80 121030018 Azalea FL 9.80 120952002 Lake Isle Estates FL 9.80 120573002 SYDNEY FL 9.80 120571065 gandy FL 9.80 120570030 PCEIA3 FL 9.80 061112002 Simi Valley - Cochran Street CA 9.80 061110009 Piru - Pacific CA 9.80 061110007 Thousand Oaks - Moorpark Road CA 9.80 060731008 Camp Pendleton CA 9.80 060731002 Escondido CA 9.80 060711004 Upland CA 9.80 060710005 Lake Gregory - Crestline CA 9.80 060659001 Lake Elsinore - W. Flint Street CA 9.80 060658001 Riverside - Rubidoux CA 9.80 060651003 Riverside - Magnolia CA 9.80 060590007 Anaheim CA 9.80 060376012 Santa Clarita CA 9.80 060374002 North Long Beach CA 9.80 060371201 Reseda CA 9.80 060371103 Los Angeles - N. Main Street CA 9.80 060371002 Burbank - W. Palm Ave CA 9.80 060370016 Glendora - Laurel CA 9.70 010731009 PROVIDENCE AL 9.70 010731005 MCADORY AL 9.70 010331002 MSHOALS AL 9.30 040139998 Vehicle Emissions Laboratory AZ 9.30 040139812 Durango AZ 9.30 040138005 Estrella AZ 9.30 040134010 Dysart AZ 9.30 040134003 South Phoenix AZ 9.30 040130019 West Phoenix AZ 9.00 051430005 SPRNGDLE AR 9.00 040191034 Coachline AZ 8.90 120710005 Winkler Pump Station FL 8.90 120210004 Laurel Oaks Elementary FL 8.70 000100059 Grand Forks City Hall BC 8.60 131850003 Valdosta GA 8.60 120730012 Tallahassee Community College FL 8.50 060731006 Alpine CA 8.50 060730003 El Cajon - Redwood Ave CA 8.50 060250005 Calexico - Ethel Street CA 8.40 120990009 Royal Palm Beach FL 8.40 120866001 Homestead Fire Station #16 FL 8.40 120861016 Miami Fire Station #5 FL 8.40 120111002 DAVIE FL 8.10 121130015 Woodlawn FL 8.10 120330004 Ellyson Industrial Park FL 8.10 010970003 CHICK. AL 8.00 120590004 Bonifay FL 8.00 120050006 St. Andrews Park FL 8.00 000030310 SYDNEY NS 7.90 132950002 Rossville GA 7.90 132230003 Yorkville GA 7.90 010735003 CORNER AL 7.90 010735002 PINSON AL 7.90 010732006 HOOVER AL 7.90 010732003 WYLAM AL 7.90 010731010 LEEDS AL 7.90 010730023 NO. BHAM AL 7.70 131510002 McDonough GA 7.70 131390003 Gainesville GA 7.70 131350002 Gwinnett Tech GA 7.70 131210055 Confederate Ave GA 7.70 130890002 South Dekalb GA 7.70 130770002 NEWNAN GA 7.70 130590002 Athens FS # 7 GA 7.70 011011002 MONTG AL 7.60 000100010 Creston PC School BC 7.50 121275002 Blind Services; 1185-A Dunn Ave FL 7.50 120830003 YMC FL 7.50 120470015 White Springs FL 7.50 120310100 Mayo Clinic FL 7.50 120310098 Mandarin FL 7.50 120310077 Sheffield Elementary School FL 7.50 120230002 Lake City FL 7.50 120013011 Payne's Prarie FL 7.40 040191113 Geronimo AZ 7.40 040191032 Rose Elementary AZ 7.40 040191030 Green Valley AZ 7.00 132450091 AUGUSTA GA 6.30 120090011 Fay Park FL 6.30 120090007 Melbourne FL 6.00 061010003 Yuba City CA 6.00 060890007 Anderson CA 6.00 060570005 Grass Valley CA 6.00 060210002 Willows - E. Laurel Street CA 6.00 060074001 Gridley CA 6.00 060070002 Chico - Manzanita CA 5.60 000020401 SOUTHAMPTON PE 4.80 000090601 Fort Saskatchewan AB 4.80 000090130 Edmonton Central AB 4.80 000090121 Edmonton East AB 4.80 000090120 Edmonton South AB 4.60 100032004 MLK DE 4.00 110010043 McMillan Reservoir DC 3.80 080350004 Chatfield Park - 11500 N. Roxborough Par CO 3.80 080131001 Boulder - CU - 2102 Athens St. CO 3.80 080130003 Longmont CO 3.70 081230006 Greeley Hospital CO 3.70 080310025 Denver Animal Shelter - 678 S. Jason St. CO 3.70 080310013 Denver - NJH - 14th Ave. & Albion St. CO 3.70 080310002 Denver - CAMP - 2105 Broadway CO 3.70 080010006 Commerce City - 7101 Birch St. CO 3.50 080410017 Colorado College CO 3.30 000091101 Elk Island AB 3.20 060990005 Modesto - 14th Street CA 3.20 060431001 Yosemite Village - Visitor Center CA 3.00 090110124 Groton Fort Griswold CT 3.00 090090027 New Haven - Criscuolo Park CT 3.00 090032006 East Hartford - High Street CT 3.00 060639901 Quincy BAM CA 3.00 060571001 Truckee BAM CA 3.00 000091901 Caroline AB 3.00 000090302 Red Deer AB 3.00 000090227 Calgary Central AB 3.00 000090222 Calgary Northwest AB 3.00 000090218 Calgary East AB 2.90 061070009 Sequoia/Kings Canyon - Ash Mountain CA 2.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.80 000060204 Windsor Downtown ON 2.80 000054703 Bécancour (Aréna) QC 2.80 000051501 Zéphirin QC 2.80 000050801 Ursulines QC 2.60 090092123 Waterbury CT 2.60 090050005 Cornwall CT 2.60 090011123 Danbury CT 2.60 000061201 Cornwall ON 2.60 000054501 L'Assomption QC 2.60 000054401 Saint-Anicet QC 2.60 000052301 Saint-Faustin QC 2.50 000065801 Chatham ON 2.50 000065301 Port Stanley ON 2.50 000061004 Sarnia ON 2.50 000060903 London ON 2.40 000065001 Barrie ON 2.40 000061502 Kitchener ON 2.40 000061402 Brantford ON 2.40 000061302 St. Catharines ON 2.40 000060512 Hamilton Downtown ON 2.40 000060424 Toronto Downtown ON 2.40 000040901 ST ANDREWS NB 2.40 000040801 CANTERBURY NB 2.20 080770017 Grand Junction - Powell Building CO 2.20 000094301 Cold Lake South AB 2.20 000090502 Lethbridge AB 2.20 000065701 Morrisburg ON 2.20 000060303 Kingston ON 2.10 000040209 CASTLE ST. SAINT JO NB 2.10 000040207 SAINT JOHN WEST NB 2.10 000040203 FOREST HILLS NB 2.10 000040103 FREDERICTON NB 1.90 150012017 Mountain View HI 1.90 150012016 Pahala HI 1.90 150011012 Kona HI 1.90 150011006 Hilo HI 1.90 000065401 Belleville ON 1.90 000061104 Peterborough ON 1.90 000041302 BATHURST NB 1.60 060271023 Bishop Paiute Tribe-CA CA 1.60 000040302 MONCTON NB 1.60 000020301 WELLINGTON PE 1.60 000020104 CHARLOTTETOWN PE 1.50 000060104 Ottawa ON 1.10 000063701 Grand Bend ON 1.10 000062501 Tiverton ON 1.00 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 1.00 150031001 Honolulu HI 1.00 150030010 Kapolei HI 1.00 000065201 Parry Sound ON 1.00 000063301 Dorset ON 1.00 000062001 North Bay ON 1.00 000060709 Sault Ste Marie ON 1.00 000060609 Sudbury ON AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)