Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.68 121130015 Woodlawn FL 0.67 131210055 Confederate Ave GA 0.67 011011002 MONTG AL 0.67 000091101 Elk Island AB 0.64 000090227 Calgary Central AB 0.63 131350002 Gwinnett Tech GA 0.63 000090218 Calgary East AB 0.62 000091901 Caroline AB 0.60 010731010 LEEDS AL 0.60 000090302 Red Deer AB 0.59 000094301 Cold Lake South AB 0.59 000090222 Calgary Northwest AB 0.59 000062501 Tiverton ON 0.58 131510002 McDonough GA 0.58 120330004 Ellyson Industrial Park FL 0.58 010030010 FAIRHOPE AL 0.57 010970003 CHICK. AL 0.56 130890002 South Dekalb GA 0.56 130590002 Athens FS # 7 GA 0.55 132230003 Yorkville GA 0.55 000063701 Grand Bend ON 0.53 010731005 MCADORY AL 0.52 150011012 Kona HI 0.51 051390006 El Dorado AR 0.50 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI #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 0.89 010731010 LEEDS AL 0.85 131350002 Gwinnett Tech GA 0.85 121130015 Woodlawn FL 0.84 011011002 MONTG AL 0.83 132230003 Yorkville GA 0.83 131210055 Confederate Ave GA 0.81 131510002 McDonough GA 0.81 010970003 CHICK. AL 0.80 010731005 MCADORY AL 0.79 130890002 South Dekalb GA 0.79 010030010 FAIRHOPE AL 0.76 000091101 Elk Island AB 0.76 000090601 Fort Saskatchewan AB 0.76 000060903 London ON 0.75 130590002 Athens FS # 7 GA 0.75 010735002 PINSON AL 0.74 010731009 PROVIDENCE AL 0.74 000090227 Calgary Central AB 0.73 000090218 Calgary East AB 0.72 132950002 Rossville GA 0.72 010732003 WYLAM AL 0.71 060376012 Santa Clarita CA 0.71 010730023 NO. BHAM AL 0.70 000090302 Red Deer AB 0.69 060371201 Reseda CA 0.68 000094301 Cold Lake South AB 0.68 000062501 Tiverton ON 0.67 050350005 MARION AR 0.67 000090222 Calgary Northwest AB 0.67 000065301 Port Stanley ON 0.66 130770002 NEWNAN GA 0.66 000065801 Chatham ON 0.65 051390006 El Dorado AR 0.64 150011012 Kona HI 0.64 000091901 Caroline AB 0.63 000061004 Sarnia ON 0.62 060890007 Anderson CA 0.61 010732006 HOOVER AL 0.60 131390003 Gainesville GA 0.60 000090120 Edmonton South AB 0.59 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.58 000063701 Grand Bend ON 0.55 120470015 White Springs FL 0.55 060990005 Modesto - 14th Street CA 0.54 150012016 Pahala HI 0.53 060651003 Riverside - Magnolia CA 0.52 120050006 St. Andrews Park FL 0.52 081230006 Greeley Hospital CO 0.51 132450091 AUGUSTA GA 0.51 131850003 Valdosta GA 0.51 060670012 Folsom CA 0.50 131530001 Warner Robins GA #coincidences 10-30 and Corr > 0.5 0.52 000090130 Edmonton Central AB 0.50 061010003 Yuba City CA Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 11.60 061113001 El Rio - Rio Mesa School #2 CA 11.50 060832004 Lompoc H Street CA 10.90 061111004 Ojai - Ojai Ave. CA 8.80 000020401 SOUTHAMPTON PE 8.00 060959999 Rio Vista CA 8.00 060953002 Vacaville CA 7.40 060010007 Livermore - Rincon CA 7.30 060550003 Napa - Jefferson St CA 7.10 000030310 SYDNEY NS 6.70 060950004 Vallejo - 304 Tuolumne Street CA 6.70 060670006 Sacramento - Del Paso Manor CA 6.60 060670012 Folsom CA 6.60 060670011 Elk Grove CA 5.80 060010011 Oakland West CA 5.70 061131003 Woodland CA 5.70 060731010 San Diego - Beardsley Street CA 5.70 000065001 Barrie ON 5.60 060012004 Berkeley CA 5.40 061110009 Piru - Pacific CA 5.10 150011006 Hilo HI 4.70 060610006 Roseville - N.Sunrise/Douglas CA 4.50 150012017 Mountain View HI 4.20 060798001 Atascadero CA 3.90 060850005 San Jose - Jackson St. CA 3.80 061110007 Thousand Oaks - Moorpark Road CA 2.80 090050005 Cornwall CT 2.20 090032006 East Hartford - High Street CT 1.80 090110124 Groton Fort Griswold CT 1.50 061112002 Simi Valley - Cochran Street CA 1.50 000062001 North Bay ON 1.50 000061302 St. Catharines ON 1.30 150031001 Honolulu HI 1.00 000065401 Belleville ON 1.00 000061104 Peterborough ON 0.90 090011123 Danbury CT 0.90 040138005 Estrella AZ 0.90 000060512 Hamilton Downtown ON 0.50 000065201 Parry Sound ON #coincidences 10-30 and Corr > 0.5 5.90 060410003 Point Reyes CA 4.10 150030010 Kapolei HI 1.80 060570005 Grass Valley CA Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 12.80 060832004 Lompoc H Street CA 11.80 061111004 Ojai - Ojai Ave. CA 11.60 061113001 El Rio - Rio Mesa School #2 CA 9.40 060830011 Santa Barbara CA 8.70 060670012 Folsom CA 8.40 060010007 Livermore - Rincon CA 7.90 060959999 Rio Vista CA 7.60 060550003 Napa - Jefferson St CA 7.20 061130004 Davis CA 7.20 060670010 Sacramento - T Street CA 7.10 060670006 Sacramento - Del Paso Manor CA 6.90 060012004 Berkeley CA 6.70 060950004 Vallejo - 304 Tuolumne Street CA 6.50 060731010 San Diego - Beardsley Street CA 6.50 060670011 Elk Grove CA 6.50 060010011 Oakland West CA 6.20 061131003 Woodland CA 6.00 060953002 Vacaville CA 5.60 000020401 SOUTHAMPTON PE 4.90 060610006 Roseville - N.Sunrise/Douglas CA 4.80 060850005 San Jose - Jackson St. CA 3.80 060798001 Atascadero CA 3.60 150011006 Hilo HI 3.50 150012017 Mountain View HI 3.00 000030310 SYDNEY NS 2.70 000061302 St. Catharines ON 2.60 000065801 Chatham ON 2.50 000065001 Barrie ON 2.40 000060424 Toronto Downtown ON 2.00 000065301 Port Stanley ON 1.60 000061402 Brantford ON 1.50 060792004 Mesa 2 /Nipomo CA 1.40 000061502 Kitchener ON 1.30 000060512 Hamilton Downtown ON 1.10 000060609 Sudbury ON 0.90 061072002 Visalia - N. Church Street CA 0.90 000062501 Tiverton ON 0.80 090011123 Danbury CT 0.80 061110009 Piru - Pacific CA 0.80 060639901 Quincy BAM CA 0.70 150031001 Honolulu HI 0.70 000063301 Dorset ON 0.60 090050004 Thomaston CT 0.50 090050005 Cornwall CT 0.50 000062001 North Bay ON #coincidences 10-30 and Corr > 0.5 6.20 060410003 Point Reyes CA 4.40 150030010 Kapolei HI 2.80 060570005 Grass Valley CA Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 412.10 060431001 Yosemite Village - Visitor Center CA 223.20 120310077 Sheffield Elementary School FL 129.60 000054401 Saint-Anicet QC 98.90 000090121 Edmonton East AB 87.90 061130004 Davis CA 65.50 000090302 Red Deer AB 60.50 051190007 PARR AR 58.80 000091901 Caroline AB 54.60 000090120 Edmonton South AB 52.10 000091101 Elk Island AB 46.30 040191032 Rose Elementary AZ 43.50 060190008 Fresno - 1st Street CA 39.90 000090218 Calgary East AB 39.00 060890007 Anderson CA 36.80 000090222 Calgary Northwest AB 36.10 000090227 Calgary Central AB 36.00 060830011 Santa Barbara CA 34.30 060670010 Sacramento - T Street CA 31.80 000094301 Cold Lake South AB 31.70 000090601 Fort Saskatchewan AB 27.60 000090502 Lethbridge AB 26.50 131390003 Gainesville GA 24.70 090090027 New Haven - Criscuolo Park CT 23.20 060310004 Corcoran CA 21.60 060650012 Banning - South Hathaway Street CA 21.20 130770002 NEWNAN GA 21.20 060371103 Los Angeles - N. Main Street CA 21.20 060371002 Burbank - W. Palm Ave CA 20.70 060731008 Camp Pendleton CA 20.60 100032004 MLK DE 20.10 060658001 Riverside - Rubidoux CA 20.00 150011012 Kona HI 19.90 060590007 Anaheim CA 19.70 080350004 Chatfield Park - 11500 N. Roxborough Par CO 19.70 010030010 FAIRHOPE AL 19.60 060371201 Reseda CA 19.20 060710005 Lake Gregory - Crestline CA 19.10 060730003 El Cajon - Redwood Ave CA 18.80 132950002 Rossville GA 18.80 010970003 CHICK. AL 18.60 131210055 Confederate Ave GA 18.20 130890002 South Dekalb GA 18.10 131510002 McDonough GA 18.10 000061004 Sarnia ON 17.80 110010043 McMillan Reservoir DC 17.80 000040203 FOREST HILLS NB 17.70 060250005 Calexico - Ethel Street CA 17.30 132230003 Yorkville GA 17.30 050350005 MARION AR 17.20 130590002 Athens FS # 7 GA 17.00 051390006 El Dorado AR 16.90 132450091 AUGUSTA GA 16.90 060731002 Escondido CA 16.90 060651003 Riverside - Magnolia CA 16.80 060659001 Lake Elsinore - W. Flint Street CA 16.80 060370016 Glendora - Laurel CA 16.70 131530001 Warner Robins GA 16.70 060376012 Santa Clarita CA 16.70 010731010 LEEDS AL 16.40 060731010 San Diego - Beardsley Street CA 16.40 060374002 North Long Beach CA 16.30 131350002 Gwinnett Tech GA 16.30 060290014 Bakersfield - 5558 California Ave CA 16.20 010331002 MSHOALS AL 16.10 132150008 Columbus Airport GA 16.00 131850003 Valdosta GA 16.00 121152002 Jackson Road FL 15.80 010732006 HOOVER AL 15.60 130511002 Savannah L&A GA 15.60 010730023 NO. BHAM AL 15.50 011011002 MONTG AL 15.50 010732003 WYLAM AL 15.30 000060204 Windsor Downtown ON 15.20 010731005 MCADORY AL 14.90 130210012 Macon GA 14.90 120861016 Miami Fire Station #5 FL 14.80 051191008 ADEQ-DSR AR 14.70 120573002 SYDNEY FL 14.70 061072002 Visalia - N. Church Street CA 14.60 000060424 Toronto Downtown ON 14.50 061112002 Simi Valley - Cochran Street CA 14.20 000054703 Bécancour (Aréna) QC 14.10 120570030 PCEIA3 FL 14.10 061070009 Sequoia/Kings Canyon - Ash Mountain CA 13.90 040191113 Geronimo AZ 13.90 010731009 PROVIDENCE AL 13.80 010735003 CORNER AL 13.60 060850005 San Jose - Jackson St. CA 13.60 010735002 PINSON AL 13.60 000061402 Brantford ON 13.50 051430005 SPRNGDLE AR 13.40 090092123 Waterbury CT 13.40 060792004 Mesa 2 /Nipomo CA 13.40 000061502 Kitchener ON 13.30 120470015 White Springs FL 13.20 000060512 Hamilton Downtown ON 13.20 000054501 L'Assomption QC 12.80 060610006 Roseville - N.Sunrise/Douglas CA 12.70 000050801 Ursulines QC 12.50 000040901 ST ANDREWS NB 12.40 000041302 BATHURST NB 12.20 120330004 Ellyson Industrial Park FL 12.20 090050004 Thomaston CT 12.20 061110007 Thousand Oaks - Moorpark Road CA 12.20 000063701 Grand Bend ON 12.20 000061302 St. Catharines ON 12.10 120866001 Homestead Fire Station #16 FL 12.10 060012004 Berkeley CA 12.10 000060903 London ON 11.90 090110124 Groton Fort Griswold CT 11.90 060990005 Modesto - 14th Street CA 11.80 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 11.70 150012016 Pahala HI 11.60 120590004 Bonifay FL 11.60 090032006 East Hartford - High Street CT 11.60 061131003 Woodland CA 11.60 060070002 Chico - Manzanita CA 11.60 060010011 Oakland West CA 11.50 000030701 AYLESFORD MOUNTAIN NS 11.20 000062501 Tiverton ON 11.10 000052301 Saint-Faustin QC 11.00 061110009 Piru - Pacific CA 10.90 120830003 YMC FL 10.90 060670012 Folsom CA 10.90 000065301 Port Stanley ON 10.80 121056006 Fl. Baptist Children's Home FL 10.80 060950004 Vallejo - 304 Tuolumne Street CA 10.70 120571065 gandy FL 10.60 121130015 Woodlawn FL 10.60 060210002 Willows - E. Laurel Street CA 10.60 000060709 Sault Ste Marie ON 10.50 060670011 Elk Grove CA 10.50 000065801 Chatham ON 10.50 000040207 SAINT JOHN WEST NB 10.40 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 10.40 120730012 Tallahassee Community College FL 10.40 060074001 Gridley CA 10.40 000040209 CASTLE ST. SAINT JO NB 10.30 061111004 Ojai - Ojai Ave. CA 10.30 060670006 Sacramento - Del Paso Manor CA 10.20 060550003 Napa - Jefferson St CA 10.10 060571001 Truckee BAM CA 10.00 120210004 Laurel Oaks Elementary FL 10.00 080310025 Denver Animal Shelter - 678 S. Jason St. CO 10.00 060832004 Lompoc H Street CA 9.90 090011123 Danbury CT 9.80 080010006 Commerce City - 7101 Birch St. CO 9.80 061113001 El Rio - Rio Mesa School #2 CA 9.80 060010007 Livermore - Rincon CA 9.80 000060303 Kingston ON 9.70 121030018 Azalea FL 9.70 060953002 Vacaville CA 9.60 120952002 Lake Isle Estates FL 9.60 060959999 Rio Vista CA 9.40 121035002 John A. Chesnut Sr. Park FL 9.10 120710005 Winkler Pump Station FL 9.10 040191034 Coachline AZ 9.00 121275002 Blind Services; 1185-A Dunn Ave FL 9.00 120111002 DAVIE FL 9.00 060798001 Atascadero CA 8.80 120310100 Mayo Clinic FL 8.80 120090011 Fay Park FL 8.80 000061201 Cornwall ON 8.70 081230006 Greeley Hospital CO 8.70 040139812 Durango AZ 8.60 120090007 Melbourne FL 8.60 080310013 Denver - NJH - 14th Ave. & Albion St. CO 8.50 120050006 St. Andrews Park FL 8.50 000030310 SYDNEY NS 8.40 121150013 Bee Ridge FL 8.40 000065001 Barrie ON 8.40 000040302 MONCTON NB 8.30 000065401 Belleville ON 8.20 000061104 Peterborough ON 8.10 000063301 Dorset ON 8.10 000060104 Ottawa ON 8.00 120990009 Royal Palm Beach FL 8.00 090050005 Cornwall CT 7.90 120013011 Payne's Prarie FL 7.90 000065701 Morrisburg ON 7.80 080310002 Denver - CAMP - 2105 Broadway CO 7.80 000060609 Sudbury ON 7.80 000040103 FREDERICTON NB 7.70 000020301 WELLINGTON PE 7.30 040191030 Green Valley AZ 7.30 040134010 Dysart AZ 7.30 000065201 Parry Sound ON 7.20 150031001 Honolulu HI 7.00 000020104 CHARLOTTETOWN PE 6.80 000051501 Zéphirin QC 6.60 040130019 West Phoenix AZ 6.50 060271023 Bishop Paiute Tribe-CA CA 6.40 000062001 North Bay ON 6.30 040139998 Vehicle Emissions Laboratory AZ 5.90 000100010 Creston PC School BC 5.80 000020401 SOUTHAMPTON PE 5.70 040134003 South Phoenix AZ 5.30 060639901 Quincy BAM CA 5.20 080770017 Grand Junction - Powell Building CO 5.20 040138005 Estrella AZ 4.60 150012017 Mountain View HI 4.30 150011006 Hilo HI #coincidences 10-30 and Corr > 0.5 84.70 000090130 Edmonton Central AB 15.20 080410017 Colorado College CO 13.40 061010003 Yuba City CA 11.10 120230002 Lake City FL 10.90 060410003 Point Reyes CA 8.60 120310098 Mandarin FL 7.20 060570005 Grass Valley CA 4.40 150030010 Kapolei HI Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 23.90 061113001 El Rio - Rio Mesa School #2 CA 23.90 061111004 Ojai - Ojai Ave. CA 23.90 060832004 Lompoc H Street CA 23.90 060830011 Santa Barbara CA 22.90 060731010 San Diego - Beardsley Street CA 16.80 000030310 SYDNEY NS 12.20 000020401 SOUTHAMPTON PE 11.00 120090011 Fay Park FL 11.00 120090007 Melbourne FL 8.70 121275002 Blind Services; 1185-A Dunn Ave FL 8.70 120830003 YMC FL 8.70 120470015 White Springs FL 8.70 120310100 Mayo Clinic FL 8.70 120310098 Mandarin FL 8.70 120310077 Sheffield Elementary School FL 8.70 120230002 Lake City FL 8.70 120013011 Payne's Prarie FL 8.50 061131003 Woodland CA 8.50 061130004 Davis CA 8.50 061112002 Simi Valley - Cochran Street CA 8.50 061110009 Piru - Pacific CA 8.50 061110007 Thousand Oaks - Moorpark Road CA 8.50 060959999 Rio Vista CA 8.50 060953002 Vacaville CA 8.50 060950004 Vallejo - 304 Tuolumne Street CA 8.50 060850005 San Jose - Jackson St. CA 8.50 060731008 Camp Pendleton CA 8.50 060731002 Escondido CA 8.50 060710005 Lake Gregory - Crestline CA 8.50 060670012 Folsom CA 8.50 060670011 Elk Grove CA 8.50 060670010 Sacramento - T Street CA 8.50 060670006 Sacramento - Del Paso Manor CA 8.50 060659001 Lake Elsinore - W. Flint Street CA 8.50 060658001 Riverside - Rubidoux CA 8.50 060651003 Riverside - Magnolia CA 8.50 060610006 Roseville - N.Sunrise/Douglas CA 8.50 060590007 Anaheim CA 8.50 060550003 Napa - Jefferson St CA 8.50 060410003 Point Reyes CA 8.50 060376012 Santa Clarita CA 8.50 060374002 North Long Beach CA 8.50 060371201 Reseda CA 8.50 060371103 Los Angeles - N. Main Street CA 8.50 060371002 Burbank - W. Palm Ave CA 8.50 060370016 Glendora - Laurel CA 8.50 060012004 Berkeley CA 8.50 060010011 Oakland West CA 8.50 060010007 Livermore - Rincon CA 8.10 132150008 Columbus Airport GA 8.10 131530001 Warner Robins GA 8.10 130210012 Macon GA 8.10 010731009 PROVIDENCE AL 8.10 010731005 MCADORY AL 8.10 010331002 MSHOALS AL 8.00 120590004 Bonifay FL 8.00 120050006 St. Andrews Park FL 7.90 000010401 Mount Pearl NF 7.80 050350005 MARION AR 7.60 011011002 MONTG AL 7.50 132950002 Rossville GA 7.50 132230003 Yorkville GA 7.50 131510002 McDonough GA 7.50 131390003 Gainesville GA 7.50 131350002 Gwinnett Tech GA 7.50 131210055 Confederate Ave GA 7.50 130890002 South Dekalb GA 7.50 130770002 NEWNAN GA 7.50 130590002 Athens FS # 7 GA 7.50 010735003 CORNER AL 7.50 010735002 PINSON AL 7.50 010732006 HOOVER AL 7.50 010732003 WYLAM AL 7.50 010731010 LEEDS AL 7.50 010730023 NO. BHAM AL 7.20 100032004 MLK DE 7.10 130511002 Savannah L&A GA 6.70 051390006 El Dorado AR 6.70 051191008 ADEQ-DSR AR 6.70 051190007 PARR AR 6.60 090092123 Waterbury CT 6.60 090050005 Cornwall CT 6.60 090050004 Thomaston CT 6.60 090011123 Danbury CT 6.40 060650012 Banning - South Hathaway Street CA 6.30 121130015 Woodlawn FL 6.30 120990009 Royal Palm Beach FL 6.30 120866001 Homestead Fire Station #16 FL 6.30 120861016 Miami Fire Station #5 FL 6.30 120330004 Ellyson Industrial Park FL 6.30 120111002 DAVIE FL 6.30 061072002 Visalia - N. Church Street CA 6.30 060798001 Atascadero CA 6.30 060792004 Mesa 2 /Nipomo CA 6.30 060310004 Corcoran CA 6.30 060290014 Bakersfield - 5558 California Ave CA 6.30 060190008 Fresno - 1st Street CA 6.30 010970003 CHICK. AL 6.30 010030010 FAIRHOPE AL 6.20 131850003 Valdosta GA 6.20 120730012 Tallahassee Community College FL 6.00 000065701 Morrisburg ON 6.00 000060303 Kingston ON 5.80 090110124 Groton Fort Griswold CT 5.80 090090027 New Haven - Criscuolo Park CT 5.80 090032006 East Hartford - High Street CT 5.70 110010043 McMillan Reservoir DC 5.40 000065401 Belleville ON 5.40 000061104 Peterborough ON 5.30 000063701 Grand Bend ON 5.30 000062501 Tiverton ON 5.20 121152002 Jackson Road FL 5.20 121150013 Bee Ridge FL 5.20 121056006 Fl. Baptist Children's Home FL 5.20 121035002 John A. Chesnut Sr. Park FL 5.20 121030018 Azalea FL 5.20 120952002 Lake Isle Estates FL 5.20 120573002 SYDNEY FL 5.20 120571065 gandy FL 5.20 120570030 PCEIA3 FL 5.20 051430005 SPRNGDLE AR 5.00 120710005 Winkler Pump Station FL 5.00 120210004 Laurel Oaks Elementary FL 5.00 000061201 Cornwall ON 5.00 000054501 L'Assomption QC 5.00 000054401 Saint-Anicet QC 5.00 000052301 Saint-Faustin QC 4.80 060730003 El Cajon - Redwood Ave CA 4.80 060250005 Calexico - Ethel Street CA 4.80 000065001 Barrie ON 4.80 000061502 Kitchener ON 4.80 000061402 Brantford ON 4.80 000061302 St. Catharines ON 4.80 000060512 Hamilton Downtown ON 4.80 000060424 Toronto Downtown ON 4.70 000054703 Bécancour (Aréna) QC 4.70 000051501 Zéphirin QC 4.70 000050801 Ursulines QC 4.60 132450091 AUGUSTA GA 4.40 040139998 Vehicle Emissions Laboratory AZ 4.40 040139812 Durango AZ 4.40 040138005 Estrella AZ 4.40 040134010 Dysart AZ 4.40 040134003 South Phoenix AZ 4.40 040130019 West Phoenix AZ 3.80 061070009 Sequoia/Kings Canyon - Ash Mountain CA 3.80 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 3.30 000040901 ST ANDREWS NB 3.30 000040801 CANTERBURY NB 3.10 000100010 Creston PC School BC 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 3.00 000060709 Sault Ste Marie ON 2.80 040191034 Coachline AZ 2.70 080350004 Chatfield Park - 11500 N. Roxborough Par CO 2.70 080131001 Boulder - CU - 2102 Athens St. CO 2.70 080130003 Longmont CO 2.60 060990005 Modesto - 14th Street CA 2.60 060431001 Yosemite Village - Visitor Center CA 2.60 000065801 Chatham ON 2.60 000065301 Port Stanley ON 2.60 000061004 Sarnia ON 2.60 000060903 London ON 2.50 000060104 Ottawa ON 2.40 000060204 Windsor Downtown ON 2.30 080770017 Grand Junction - Powell Building CO 2.30 080410017 Colorado College CO 2.10 060271023 Bishop Paiute Tribe-CA CA 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 1.70 000065201 Parry Sound ON 1.70 000062001 North Bay ON 1.70 000060609 Sudbury ON 1.60 000090601 Fort Saskatchewan AB 1.60 000090130 Edmonton Central AB 1.60 000090121 Edmonton East AB 1.60 000090120 Edmonton South AB 1.50 040191113 Geronimo AZ 1.50 040191032 Rose Elementary AZ 1.50 040191030 Green Valley AZ 1.50 000090502 Lethbridge AB 1.50 000063301 Dorset ON 1.40 000040209 CASTLE ST. SAINT JO NB 1.40 000040207 SAINT JOHN WEST NB 1.40 000040203 FOREST HILLS NB 1.40 000040103 FREDERICTON NB 1.30 060639901 Quincy BAM CA 1.30 060571001 Truckee BAM CA 1.20 000094301 Cold Lake South AB 1.10 150012017 Mountain View HI 1.10 150012016 Pahala HI 1.10 150011012 Kona HI 1.10 150011006 Hilo HI 1.10 000091101 Elk Island AB 1.10 000040302 MONCTON NB 1.10 000030701 AYLESFORD MOUNTAIN NS 1.10 000020301 WELLINGTON PE 1.10 000020104 CHARLOTTETOWN PE 1.00 000091901 Caroline AB 1.00 000090302 Red Deer AB 1.00 000090227 Calgary Central AB 1.00 000090222 Calgary Northwest AB 1.00 000090218 Calgary East AB 0.80 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.80 150031001 Honolulu HI 0.80 150030010 Kapolei HI 0.80 000041302 BATHURST NB AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)