Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.68 131210055 Confederate Ave GA 0.68 121130015 Woodlawn FL 0.67 000091101 Elk Island AB 0.63 011011002 MONTG AL 0.63 000090227 Calgary Central AB 0.63 000090218 Calgary East AB 0.62 000091901 Caroline AB 0.61 131350002 Gwinnett Tech GA 0.61 010030010 FAIRHOPE AL 0.60 000090302 Red Deer AB 0.59 120573002 SYDNEY FL 0.59 010970003 CHICK. AL 0.59 010731010 LEEDS AL 0.59 000094301 Cold Lake South AB 0.59 000090222 Calgary Northwest AB 0.58 120330004 Ellyson Industrial Park FL 0.57 130890002 South Dekalb GA 0.56 132230003 Yorkville GA 0.56 130590002 Athens FS # 7 GA 0.55 131510002 McDonough GA 0.55 010731005 MCADORY AL 0.55 000062501 Tiverton ON 0.51 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.50 132150008 Columbus Airport GA #coincidences 10-30 and Corr > 0.5 0.51 080410017 Colorado College CO Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.89 010731010 LEEDS AL 0.87 121130015 Woodlawn FL 0.84 132230003 Yorkville GA 0.83 132150008 Columbus Airport GA 0.82 131350002 Gwinnett Tech GA 0.82 131210055 Confederate Ave GA 0.82 011011002 MONTG AL 0.80 010970003 CHICK. AL 0.79 131510002 McDonough GA 0.79 130890002 South Dekalb GA 0.79 010030010 FAIRHOPE AL 0.77 010731005 MCADORY AL 0.77 000090601 Fort Saskatchewan AB 0.75 000091101 Elk Island AB 0.74 130590002 Athens FS # 7 GA 0.74 010735002 PINSON AL 0.73 000090227 Calgary Central AB 0.72 132950002 Rossville GA 0.72 010732003 WYLAM AL 0.72 010731009 PROVIDENCE AL 0.72 000090218 Calgary East AB 0.70 131530001 Warner Robins GA 0.70 010730023 NO. BHAM AL 0.70 000090302 Red Deer AB 0.69 000094301 Cold Lake South AB 0.68 120573002 SYDNEY FL 0.68 000090222 Calgary Northwest AB 0.67 130770002 NEWNAN GA 0.67 120590004 Bonifay FL 0.66 000091901 Caroline AB 0.66 000062501 Tiverton ON 0.64 060376012 Santa Clarita CA 0.63 120050006 St. Andrews Park FL 0.62 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 0.61 000090120 Edmonton South AB 0.60 131390003 Gainesville GA 0.60 010732006 HOOVER AL 0.59 060731002 Escondido CA 0.58 132450091 AUGUSTA GA 0.58 051390006 El Dorado AR 0.57 150011012 Kona HI 0.57 120730012 Tallahassee Community College FL 0.57 060651003 Riverside - Magnolia CA 0.57 050350005 MARION AR 0.55 130210012 Macon GA 0.55 040191113 Geronimo AZ 0.55 040191034 Coachline AZ 0.54 060371201 Reseda CA 0.53 040139998 Vehicle Emissions Laboratory AZ 0.52 060890007 Anderson CA 0.52 000061104 Peterborough ON 0.50 131850003 Valdosta GA 0.50 060670012 Folsom CA #coincidences 10-30 and Corr > 0.5 0.54 000090130 Edmonton Central AB Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 11.40 061113001 El Rio - Rio Mesa School #2 CA 11.30 060832004 Lompoc H Street CA 10.50 061111004 Ojai - Ojai Ave. CA 10.40 000020401 SOUTHAMPTON PE 8.10 060959999 Rio Vista CA 8.10 060953002 Vacaville CA 8.10 000030310 SYDNEY NS 7.40 060010007 Livermore - Rincon CA 7.30 060670006 Sacramento - Del Paso Manor CA 7.30 060550003 Napa - Jefferson St CA 6.90 060950004 Vallejo - 304 Tuolumne Street CA 6.70 060670011 Elk Grove CA 6.40 060670012 Folsom CA 6.20 000065001 Barrie ON 5.90 060012004 Berkeley CA 5.80 061131003 Woodland CA 5.70 060010011 Oakland West CA 5.50 061110009 Piru - Pacific CA 5.50 060731010 San Diego - Beardsley Street CA 4.30 060610006 Roseville - N.Sunrise/Douglas CA 4.00 150011006 Hilo HI 3.90 060850005 San Jose - Jackson St. CA 3.70 150012017 Mountain View HI 3.60 090050005 Cornwall CT 3.60 061110007 Thousand Oaks - Moorpark Road CA 3.60 060798001 Atascadero CA 3.00 090032006 East Hartford - High Street CT 2.60 090110124 Groton Fort Griswold CT 2.50 090011123 Danbury CT 2.30 060570005 Grass Valley CA 1.70 061112002 Simi Valley - Cochran Street CA 1.70 000061402 Brantford ON 1.60 000065401 Belleville ON 1.60 000062001 North Bay ON 1.60 000060512 Hamilton Downtown ON 1.50 000061302 St. Catharines ON 1.50 000061104 Peterborough ON 1.50 000051501 Zéphirin QC 1.30 000040103 FREDERICTON NB 1.20 000065201 Parry Sound ON 1.10 000060609 Sudbury ON 1.00 000065301 Port Stanley ON 1.00 000061201 Cornwall ON 1.00 000060424 Toronto Downtown ON 0.90 000065801 Chatham ON 0.90 000020104 CHARLOTTETOWN PE 0.80 150031001 Honolulu HI 0.60 090050004 Thomaston CT 0.60 060639901 Quincy BAM CA 0.50 000061502 Kitchener ON 0.50 000020301 WELLINGTON PE #coincidences 10-30 and Corr > 0.5 5.90 060410003 Point Reyes CA 2.70 150030010 Kapolei HI 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 11.70 061113001 El Rio - Rio Mesa School #2 CA 11.50 061111004 Ojai - Ojai Ave. CA 9.40 060830011 Santa Barbara CA 8.80 060670012 Folsom CA 8.40 060010007 Livermore - Rincon CA 8.10 060959999 Rio Vista CA 7.60 060550003 Napa - Jefferson St CA 7.40 060670010 Sacramento - T Street CA 7.30 061130004 Davis CA 7.30 060670006 Sacramento - Del Paso Manor CA 7.20 060950004 Vallejo - 304 Tuolumne Street CA 7.20 060012004 Berkeley CA 6.70 060010011 Oakland West CA 6.60 060731010 San Diego - Beardsley Street CA 6.60 060670011 Elk Grove CA 6.30 061131003 Woodland CA 6.20 060953002 Vacaville CA 6.00 000020401 SOUTHAMPTON PE 4.90 060850005 San Jose - Jackson St. CA 4.60 060610006 Roseville - N.Sunrise/Douglas CA 4.40 060798001 Atascadero CA 3.60 000065001 Barrie ON 3.20 060570005 Grass Valley CA 3.10 150012017 Mountain View HI 3.00 150011006 Hilo HI 3.00 000061302 St. Catharines ON 2.80 000060424 Toronto Downtown ON 2.70 000030310 SYDNEY NS 2.50 000061502 Kitchener ON 2.40 090011123 Danbury CT 2.20 000060512 Hamilton Downtown ON 2.10 000065801 Chatham ON 2.10 000061402 Brantford ON 2.10 000060609 Sudbury ON 1.90 000065301 Port Stanley ON 1.70 000062001 North Bay ON 1.70 000051501 Zéphirin QC 1.50 090050004 Thomaston CT 1.50 060792004 Mesa 2 /Nipomo CA 1.30 090050005 Cornwall CT 1.30 000065401 Belleville ON 1.30 000063701 Grand Bend ON 1.30 000062501 Tiverton ON 1.20 060639901 Quincy BAM CA 1.20 000063301 Dorset ON 1.00 100032004 MLK DE 0.90 090110124 Groton Fort Griswold CT 0.90 061110009 Piru - Pacific CA 0.90 061072002 Visalia - N. Church Street CA 0.90 000061104 Peterborough ON 0.90 000060903 London ON 0.80 090032006 East Hartford - High Street CT 0.80 000061201 Cornwall ON 0.70 090090027 New Haven - Criscuolo Park CT 0.70 000060104 Ottawa ON 0.60 150031001 Honolulu HI 0.60 000065201 Parry Sound ON 0.60 000040209 CASTLE ST. SAINT JO NB #coincidences 10-30 and Corr > 0.5 6.20 060410003 Point Reyes CA 3.60 150030010 Kapolei HI Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 385.40 060431001 Yosemite Village - Visitor Center CA 270.40 120310077 Sheffield Elementary School FL 93.30 000090121 Edmonton East AB 91.10 000054401 Saint-Anicet QC 83.80 061130004 Davis CA 66.10 000090302 Red Deer AB 60.70 051190007 PARR AR 55.30 000091101 Elk Island AB 54.60 000090120 Edmonton South AB 52.60 000091901 Caroline AB 46.70 040191032 Rose Elementary AZ 42.10 000090218 Calgary East AB 40.70 060190008 Fresno - 1st Street CA 37.30 060890007 Anderson CA 37.20 000090227 Calgary Central AB 35.60 000090222 Calgary Northwest AB 34.40 060830011 Santa Barbara CA 34.30 060670010 Sacramento - T Street CA 29.60 000090601 Fort Saskatchewan AB 29.10 000094301 Cold Lake South AB 28.00 000090502 Lethbridge AB 26.00 131390003 Gainesville GA 24.10 090090027 New Haven - Criscuolo Park CT 23.30 060310004 Corcoran CA 22.00 060371103 Los Angeles - N. Main Street CA 21.90 060650012 Banning - South Hathaway Street CA 21.20 060371002 Burbank - W. Palm Ave CA 20.80 060731008 Camp Pendleton CA 20.20 130770002 NEWNAN GA 20.10 060658001 Riverside - Rubidoux CA 19.70 060590007 Anaheim CA 19.60 010030010 FAIRHOPE AL 19.20 150011012 Kona HI 19.20 060371201 Reseda CA 19.00 080350004 Chatfield Park - 11500 N. Roxborough Par CO 18.80 060730003 El Cajon - Redwood Ave CA 18.70 060710005 Lake Gregory - Crestline CA 18.30 132950002 Rossville GA 18.30 100032004 MLK DE 18.10 051390006 El Dorado AR 18.00 010970003 CHICK. AL 17.90 131210055 Confederate Ave GA 17.60 060250005 Calexico - Ethel Street CA 17.60 050350005 MARION AR 17.50 130890002 South Dekalb GA 17.40 110010043 McMillan Reservoir DC 17.30 060659001 Lake Elsinore - W. Flint Street CA 17.10 060731002 Escondido CA 17.10 010731010 LEEDS AL 16.90 060374002 North Long Beach CA 16.80 132230003 Yorkville GA 16.80 131530001 Warner Robins GA 16.80 060731010 San Diego - Beardsley Street CA 16.80 060651003 Riverside - Magnolia CA 16.70 132150008 Columbus Airport GA 16.70 060370016 Glendora - Laurel CA 16.60 060376012 Santa Clarita CA 16.50 132450091 AUGUSTA GA 16.40 130590002 Athens FS # 7 GA 16.40 010732006 HOOVER AL 16.40 010331002 MSHOALS AL 16.30 010732003 WYLAM AL 16.30 000040203 FOREST HILLS NB 16.20 131510002 McDonough GA 16.10 060290014 Bakersfield - 5558 California Ave CA 16.10 010731005 MCADORY AL 16.10 000061004 Sarnia ON 15.70 131350002 Gwinnett Tech GA 15.70 130511002 Savannah L&A GA 15.70 010730023 NO. BHAM AL 15.50 051191008 ADEQ-DSR AR 15.20 120861016 Miami Fire Station #5 FL 15.00 131850003 Valdosta GA 14.90 061070009 Sequoia/Kings Canyon - Ash Mountain CA 14.70 120573002 SYDNEY FL 14.70 011011002 MONTG AL 14.50 010731009 PROVIDENCE AL 14.30 061072002 Visalia - N. Church Street CA 14.30 010735003 CORNER AL 14.10 120570030 PCEIA3 FL 14.10 061112002 Simi Valley - Cochran Street CA 14.10 051430005 SPRNGDLE AR 14.00 040191113 Geronimo AZ 14.00 000060204 Windsor Downtown ON 13.90 130210012 Macon GA 13.90 121152002 Jackson Road FL 13.90 010735002 PINSON AL 13.70 060850005 San Jose - Jackson St. CA 13.60 000054703 Bécancour (Aréna) QC 13.40 060792004 Mesa 2 /Nipomo CA 13.20 120470015 White Springs FL 13.10 060610006 Roseville - N.Sunrise/Douglas CA 12.90 090092123 Waterbury CT 12.80 120330004 Ellyson Industrial Park FL 12.80 000054501 L'Assomption QC 12.30 120866001 Homestead Fire Station #16 FL 12.20 061110007 Thousand Oaks - Moorpark Road CA 12.20 000060424 Toronto Downtown ON 12.20 000050801 Ursulines QC 12.10 000061502 Kitchener ON 12.10 000041302 BATHURST NB 11.90 060012004 Berkeley CA 11.90 060010011 Oakland West CA 11.80 000061302 St. Catharines ON 11.70 120590004 Bonifay FL 11.70 090050004 Thomaston CT 11.70 000060512 Hamilton Downtown ON 11.60 090110124 Groton Fort Griswold CT 11.60 060070002 Chico - Manzanita CA 11.50 061131003 Woodland CA 11.50 000061402 Brantford ON 11.40 120830003 YMC FL 11.30 150012016 Pahala HI 11.30 121056006 Fl. Baptist Children's Home FL 11.20 060990005 Modesto - 14th Street CA 11.10 090032006 East Hartford - High Street CT 11.10 060670012 Folsom CA 11.00 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 10.80 120210004 Laurel Oaks Elementary FL 10.80 000063701 Grand Bend ON 10.70 120571065 gandy FL 10.70 061110009 Piru - Pacific CA 10.60 060950004 Vallejo - 304 Tuolumne Street CA 10.60 060210002 Willows - E. Laurel Street CA 10.60 000030701 AYLESFORD MOUNTAIN NS 10.50 121130015 Woodlawn FL 10.50 060670011 Elk Grove CA 10.50 060074001 Gridley CA 10.50 000052301 Saint-Faustin QC 10.40 080310025 Denver Animal Shelter - 678 S. Jason St. CO 10.40 061111004 Ojai - Ojai Ave. CA 10.30 120730012 Tallahassee Community College FL 10.30 000060903 London ON 10.20 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 10.20 060550003 Napa - Jefferson St CA 10.10 120710005 Winkler Pump Station FL 10.00 121030018 Azalea FL 9.90 120952002 Lake Isle Estates FL 9.90 080010006 Commerce City - 7101 Birch St. CO 9.90 060571001 Truckee BAM CA 9.90 060010007 Livermore - Rincon CA 9.80 060832004 Lompoc H Street CA 9.70 060670006 Sacramento - Del Paso Manor CA 9.60 121035002 John A. Chesnut Sr. Park FL 9.60 120090011 Fay Park FL 9.60 061113001 El Rio - Rio Mesa School #2 CA 9.60 000065801 Chatham ON 9.60 000060303 Kingston ON 9.60 000040207 SAINT JOHN WEST NB 9.50 060959999 Rio Vista CA 9.50 060953002 Vacaville CA 9.40 121275002 Blind Services; 1185-A Dunn Ave FL 9.40 120111002 DAVIE FL 9.40 120090007 Melbourne FL 9.40 080310013 Denver - NJH - 14th Ave. & Albion St. CO 9.40 040139812 Durango AZ 9.40 000065301 Port Stanley ON 9.20 120310100 Mayo Clinic FL 9.20 040191034 Coachline AZ 9.20 000062501 Tiverton ON 9.20 000040209 CASTLE ST. SAINT JO NB 9.10 060798001 Atascadero CA 9.00 090011123 Danbury CT 8.80 081230006 Greeley Hospital CO 8.80 000061201 Cornwall ON 8.70 121150013 Bee Ridge FL 8.60 000060709 Sault Ste Marie ON 8.50 000040901 ST ANDREWS NB 8.40 120990009 Royal Palm Beach FL 8.40 120050006 St. Andrews Park FL 8.20 000030310 SYDNEY NS 8.10 120013011 Payne's Prarie FL 8.10 080310002 Denver - CAMP - 2105 Broadway CO 7.70 000040302 MONCTON NB 7.60 090050005 Cornwall CT 7.60 000065001 Barrie ON 7.50 000065701 Morrisburg ON 7.40 040191030 Green Valley AZ 7.40 000060104 Ottawa ON 7.30 000063301 Dorset ON 7.30 000020301 WELLINGTON PE 7.20 040134010 Dysart AZ 7.20 000065401 Belleville ON 7.20 000061104 Peterborough ON 7.10 060570005 Grass Valley CA 7.10 040139998 Vehicle Emissions Laboratory AZ 7.00 150031001 Honolulu HI 6.90 040130019 West Phoenix AZ 6.70 060271023 Bishop Paiute Tribe-CA CA 6.60 000060609 Sudbury ON 6.60 000051501 Zéphirin QC 6.30 000100010 Creston PC School BC 6.20 000040103 FREDERICTON NB 6.00 040134003 South Phoenix AZ 5.90 000065201 Parry Sound ON 5.90 000020104 CHARLOTTETOWN PE 5.60 080770017 Grand Junction - Powell Building CO 5.60 000062001 North Bay ON 5.60 000020401 SOUTHAMPTON PE 5.30 040138005 Estrella AZ 5.20 060639901 Quincy BAM CA 4.60 150012017 Mountain View HI 4.10 150011006 Hilo HI #coincidences 10-30 and Corr > 0.5 78.70 000090130 Edmonton Central AB 13.20 061010003 Yuba City CA 11.10 120230002 Lake City FL 10.90 060410003 Point Reyes CA 9.00 120310098 Mandarin FL 4.50 150030010 Kapolei HI Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 21.00 060731010 San Diego - Beardsley Street CA 20.00 061113001 El Rio - Rio Mesa School #2 CA 20.00 061111004 Ojai - Ojai Ave. CA 20.00 060832004 Lompoc H Street CA 20.00 060830011 Santa Barbara CA 17.20 000030310 SYDNEY NS 16.10 000020401 SOUTHAMPTON PE 13.60 130511002 Savannah L&A GA 11.80 132150008 Columbus Airport GA 11.80 131530001 Warner Robins GA 11.80 130210012 Macon GA 11.00 051390006 El Dorado AR 11.00 051191008 ADEQ-DSR AR 11.00 051190007 PARR AR 10.50 121275002 Blind Services; 1185-A Dunn Ave FL 10.50 120830003 YMC FL 10.50 120470015 White Springs FL 10.50 120310100 Mayo Clinic FL 10.50 120310098 Mandarin FL 10.50 120310077 Sheffield Elementary School FL 10.50 120230002 Lake City FL 10.50 120013011 Payne's Prarie FL 10.20 132950002 Rossville GA 10.20 132230003 Yorkville GA 10.20 010735003 CORNER AL 10.20 010735002 PINSON AL 10.20 010732006 HOOVER AL 10.20 010732003 WYLAM AL 10.20 010731010 LEEDS AL 10.20 010731009 PROVIDENCE AL 10.20 010731005 MCADORY AL 10.20 010730023 NO. BHAM AL 10.20 010331002 MSHOALS AL 10.10 131850003 Valdosta GA 10.10 120730012 Tallahassee Community College FL 10.10 000063701 Grand Bend ON 10.10 000062501 Tiverton ON 9.70 061131003 Woodland CA 9.70 061130004 Davis CA 9.70 060959999 Rio Vista CA 9.70 060953002 Vacaville CA 9.70 060950004 Vallejo - 304 Tuolumne Street CA 9.70 060850005 San Jose - Jackson St. CA 9.70 060670012 Folsom CA 9.70 060670011 Elk Grove CA 9.70 060670010 Sacramento - T Street CA 9.70 060670006 Sacramento - Del Paso Manor CA 9.70 060610006 Roseville - N.Sunrise/Douglas CA 9.70 060550003 Napa - Jefferson St CA 9.70 060410003 Point Reyes CA 9.70 060012004 Berkeley CA 9.70 060010011 Oakland West CA 9.70 060010007 Livermore - Rincon CA 9.40 011011002 MONTG AL 9.00 050350005 MARION AR 8.60 061112002 Simi Valley - Cochran Street CA 8.60 061110009 Piru - Pacific CA 8.60 061110007 Thousand Oaks - Moorpark Road CA 8.60 060731008 Camp Pendleton CA 8.60 060731002 Escondido CA 8.60 060710005 Lake Gregory - Crestline CA 8.60 060659001 Lake Elsinore - W. Flint Street CA 8.60 060658001 Riverside - Rubidoux CA 8.60 060651003 Riverside - Magnolia CA 8.60 060590007 Anaheim CA 8.60 060376012 Santa Clarita CA 8.60 060374002 North Long Beach CA 8.60 060371201 Reseda CA 8.60 060371103 Los Angeles - N. Main Street CA 8.60 060371002 Burbank - W. Palm Ave CA 8.60 060370016 Glendora - Laurel CA 7.90 120590004 Bonifay FL 7.90 120050006 St. Andrews Park FL 7.80 100032004 MLK DE 7.70 061072002 Visalia - N. Church Street CA 7.70 060798001 Atascadero CA 7.70 060792004 Mesa 2 /Nipomo CA 7.70 060310004 Corcoran CA 7.70 060290014 Bakersfield - 5558 California Ave CA 7.70 060190008 Fresno - 1st Street CA 7.50 000065001 Barrie ON 7.50 000061502 Kitchener ON 7.50 000061402 Brantford ON 7.50 000061302 St. Catharines ON 7.50 000060512 Hamilton Downtown ON 7.50 000060424 Toronto Downtown ON 7.40 131510002 McDonough GA 7.40 131390003 Gainesville GA 7.40 131350002 Gwinnett Tech GA 7.40 131210055 Confederate Ave GA 7.40 130890002 South Dekalb GA 7.40 130770002 NEWNAN GA 7.40 130590002 Athens FS # 7 GA 6.70 060730003 El Cajon - Redwood Ave CA 6.70 060250005 Calexico - Ethel Street CA 6.50 000065801 Chatham ON 6.50 000065301 Port Stanley ON 6.50 000061004 Sarnia ON 6.50 000060903 London ON 6.00 132450091 AUGUSTA GA 6.00 000065401 Belleville ON 6.00 000061104 Peterborough ON 5.90 060650012 Banning - South Hathaway Street CA 5.70 110010043 McMillan Reservoir DC 5.20 090110124 Groton Fort Griswold CT 5.20 090090027 New Haven - Criscuolo Park CT 5.20 090032006 East Hartford - High Street CT 5.20 000065701 Morrisburg ON 5.20 000060303 Kingston ON 5.20 000010401 Mount Pearl NF 4.80 060990005 Modesto - 14th Street CA 4.80 060431001 Yosemite Village - Visitor Center CA 4.70 121130015 Woodlawn FL 4.70 120330004 Ellyson Industrial Park FL 4.70 010970003 CHICK. AL 4.70 010030010 FAIRHOPE AL 4.50 000040302 MONCTON NB 4.50 000030701 AYLESFORD MOUNTAIN NS 4.50 000020301 WELLINGTON PE 4.50 000020104 CHARLOTTETOWN PE 4.40 061070009 Sequoia/Kings Canyon - Ash Mountain CA 4.40 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 4.40 051430005 SPRNGDLE AR 4.20 040139998 Vehicle Emissions Laboratory AZ 4.20 040139812 Durango AZ 4.20 040138005 Estrella AZ 4.20 040134010 Dysart AZ 4.20 040134003 South Phoenix AZ 4.20 040130019 West Phoenix AZ 4.10 090092123 Waterbury CT 4.10 090050005 Cornwall CT 4.10 090050004 Thomaston CT 4.10 090011123 Danbury CT 4.00 150012017 Mountain View HI 4.00 150012016 Pahala HI 4.00 150011012 Kona HI 4.00 150011006 Hilo HI 3.90 000060204 Windsor Downtown ON 3.70 040191034 Coachline AZ 3.70 000063301 Dorset ON 3.50 000060104 Ottawa ON 3.30 120710005 Winkler Pump Station FL 3.30 120210004 Laurel Oaks Elementary FL 3.30 120090011 Fay Park FL 3.30 120090007 Melbourne FL 3.30 000065201 Parry Sound ON 3.30 000062001 North Bay ON 3.30 000060609 Sudbury ON 3.30 000040209 CASTLE ST. SAINT JO NB 3.30 000040207 SAINT JOHN WEST NB 3.30 000040203 FOREST HILLS NB 3.30 000040103 FREDERICTON NB 3.20 000061201 Cornwall ON 3.20 000054501 L'Assomption QC 3.20 000054401 Saint-Anicet QC 3.20 000052301 Saint-Faustin QC 3.10 120990009 Royal Palm Beach FL 3.10 120866001 Homestead Fire Station #16 FL 3.10 120861016 Miami Fire Station #5 FL 3.10 120111002 DAVIE FL 2.90 061010003 Yuba City CA 2.90 060890007 Anderson CA 2.90 060570005 Grass Valley CA 2.90 060210002 Willows - E. Laurel Street CA 2.90 060074001 Gridley CA 2.90 060070002 Chico - Manzanita CA 2.80 121152002 Jackson Road FL 2.80 121150013 Bee Ridge FL 2.80 121056006 Fl. Baptist Children's Home FL 2.80 121035002 John A. Chesnut Sr. Park FL 2.80 121030018 Azalea FL 2.80 120952002 Lake Isle Estates FL 2.80 120573002 SYDNEY FL 2.80 120571065 gandy FL 2.80 120570030 PCEIA3 FL 2.70 000054703 Bécancour (Aréna) QC 2.70 000051501 Zéphirin QC 2.70 000050801 Ursulines QC 2.60 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 2.60 150031001 Honolulu HI 2.60 150030010 Kapolei HI 2.60 081230006 Greeley Hospital CO 2.60 080410017 Colorado College CO 2.60 080310025 Denver Animal Shelter - 678 S. Jason St. CO 2.60 080310013 Denver - NJH - 14th Ave. & Albion St. CO 2.60 080310002 Denver - CAMP - 2105 Broadway CO 2.60 080010006 Commerce City - 7101 Birch St. CO 2.60 000090601 Fort Saskatchewan AB 2.60 000090130 Edmonton Central AB 2.60 000090121 Edmonton East AB 2.60 000090120 Edmonton South AB 2.60 000040901 ST ANDREWS NB 2.60 000040801 CANTERBURY NB 2.50 080770017 Grand Junction - Powell Building CO 2.50 000060709 Sault Ste Marie ON 2.40 080350004 Chatfield Park - 11500 N. Roxborough Par CO 2.40 080131001 Boulder - CU - 2102 Athens St. CO 2.40 080130003 Longmont CO 2.20 060271023 Bishop Paiute Tribe-CA CA 2.00 000100010 Creston PC School BC 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 1.70 060639901 Quincy BAM CA 1.70 060571001 Truckee BAM CA 1.60 000091101 Elk Island AB 1.50 000041302 BATHURST NB 1.30 000094301 Cold Lake South AB 1.20 000090502 Lethbridge AB 1.10 040191113 Geronimo AZ 1.10 040191032 Rose Elementary AZ 1.10 040191030 Green Valley AZ AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)