Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.57 060831008 Santa Maria - Broadway CA 0.52 060832004 Lompoc H Street CA 0.51 011011002 MONTG AL #coincidences 10-30 and Corr > 0.5 0.81 120861016 Miami Fire Station #5 FL 0.59 131390003 Gainesville GA 0.56 132450091 AUGUSTA GA Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.86 011011002 MONTG AL 0.79 060831008 Santa Maria - Broadway CA 0.74 000060512 Hamilton Downtown ON 0.72 120111002 DAVIE FL 0.60 060832004 Lompoc H Street CA 0.59 060610006 Roseville - N.Sunrise/Douglas CA 0.59 060371201 Reseda CA 0.59 000061502 Kitchener ON 0.57 090090027 New Haven - Criscuolo Park CT 0.57 011190002 GASTON AL 0.56 060376012 Santa Clarita CA 0.55 120210004 Laurel Oaks Elementary FL 0.55 080010006 Commerce City - 7101 Birch St. CO 0.55 060731008 Camp Pendleton CA 0.55 060371002 Burbank - W. Palm Ave CA 0.55 000063301 Dorset ON 0.54 060370016 Glendora - Laurel CA 0.54 000062001 North Bay ON 0.53 060250006 Calexico - East CA 0.53 000060609 Sudbury ON 0.52 060590007 Anaheim CA 0.52 060371103 Los Angeles - N. Main Street CA 0.51 061110009 Piru - Pacific CA 0.51 061110007 Thousand Oaks - Moorpark Road CA 0.50 000062501 Tiverton ON 0.50 000061302 St. Catharines ON #coincidences 10-30 and Corr > 0.5 0.88 040134010 Dysart AZ 0.85 000090222 Calgary Northwest AB 0.78 121152002 Jackson Road FL 0.77 130511002 Savannah L&A GA 0.75 120861016 Miami Fire Station #5 FL 0.73 000090502 Lethbridge AB 0.63 121056006 Fl. Baptist Children's Home FL 0.61 121130015 Woodlawn FL 0.57 131390003 Gainesville GA 0.56 060070002 Chico - Manzanita CA 0.54 130590002 Athens FS # 7 GA 0.50 121150013 Bee Ridge FL Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 19.40 040138005 Estrella AZ 18.40 040139998 Vehicle Emissions Laboratory AZ 13.60 060650012 Banning - South Hathaway Street CA 12.70 060831008 Santa Maria - Broadway CA 12.10 060832004 Lompoc H Street CA 11.60 061111004 Ojai - Ojai Ave. CA 10.90 000020401 SOUTHAMPTON PE 10.00 060850002 Gilory - 9th Street CA 9.80 040191032 Rose Elementary AZ 9.50 040191030 Green Valley AZ 9.20 060970003 Santa Rosa - 5th Street CA 9.20 060670012 Folsom CA 7.90 060953002 Vacaville CA 7.90 060010011 Oakland West CA 7.40 060811001 Redwood City CA 7.30 060012004 Berkeley CA 6.60 060550003 Napa - Jefferson St CA 6.40 060011001 Fremont Chapel Way CA 6.20 000010301 Cornerbrook NF 6.00 060850005 San Jose - Jackson St. CA 5.50 060271023 Bishop Paiute Tribe-CA CA 4.90 060731010 San Diego - Beardsley Street CA 4.30 061110007 Thousand Oaks - Moorpark Road CA 4.10 060750005 San Francisco - Arkansas Street CA 4.10 060731008 Camp Pendleton CA 3.90 080130003 Longmont CO 3.80 080010006 Commerce City - 7101 Birch St. CO 3.70 090050005 Cornwall CT 2.90 081230006 Greeley Hospital CO 2.90 060950004 Vallejo - 304 Tuolumne Street CA 2.50 000020301 WELLINGTON PE 2.30 080131001 Boulder - CU - 2102 Athens St. CO 2.30 061112002 Simi Valley - Cochran Street CA 2.20 060570005 Grass Valley CA 2.10 080310013 Denver - NJH - 14th Ave. & Albion St. CO 2.00 060590007 Anaheim CA 1.90 000054401 Saint-Anicet QC 1.80 061110009 Piru - Pacific CA 1.80 060250005 Calexico - Ethel Street CA 1.80 060210002 Willows - E. Laurel Street CA 1.20 080350004 Chatfield Park - 11500 N. Roxborough Par CO 1.10 090050004 Thomaston CT 1.00 060659001 Lake Elsinore - W. Flint Street CA 0.90 060571001 Truckee BAM CA 0.80 060111002 Colusa - Sunrise Blvd. CA #coincidences 10-30 and Corr > 0.5 26.60 000010401 Mount Pearl NF 17.50 000030310 SYDNEY NS 14.20 040134010 Dysart AZ 9.10 150030010 Kapolei HI 8.30 150012017 Mountain View HI 5.90 060010007 Livermore - Rincon CA 5.60 060374002 North Long Beach CA 5.00 060670011 Elk Grove CA 4.40 060070002 Chico - Manzanita CA 4.20 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 3.80 060410001 San Rafael CA 1.30 150012016 Pahala HI 1.00 000040103 FREDERICTON NB Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 13.10 060650012 Banning - South Hathaway Street CA 12.80 040191034 Coachline AZ 12.40 040138005 Estrella AZ 11.90 040139998 Vehicle Emissions Laboratory AZ 10.70 060832004 Lompoc H Street CA 10.50 060831008 Santa Maria - Broadway CA 10.40 061111004 Ojai - Ojai Ave. CA 8.60 060830011 Santa Barbara CA 7.90 040191032 Rose Elementary AZ 7.40 060670010 Sacramento - T Street CA 7.30 040191030 Green Valley AZ 7.00 060850002 Gilory - 9th Street CA 6.80 060012004 Berkeley CA 6.70 000020401 SOUTHAMPTON PE 6.40 060970003 Santa Rosa - 5th Street CA 6.30 060670012 Folsom CA 6.10 061131003 Woodland CA 6.10 060850005 San Jose - Jackson St. CA 6.10 060610006 Roseville - N.Sunrise/Douglas CA 5.70 060410003 Point Reyes CA 5.60 060811001 Redwood City CA 5.50 060950004 Vallejo - 304 Tuolumne Street CA 5.30 060550003 Napa - Jefferson St CA 4.90 060953002 Vacaville CA 4.70 060731010 San Diego - Beardsley Street CA 4.60 060010011 Oakland West CA 4.40 060959999 Rio Vista CA 4.20 060271023 Bishop Paiute Tribe-CA CA 4.10 060011001 Fremont Chapel Way CA 3.40 060250005 Calexico - Ethel Street CA 3.30 061110007 Thousand Oaks - Moorpark Road CA 2.90 080130003 Longmont CO 2.80 080131001 Boulder - CU - 2102 Athens St. CO 2.80 040191113 Geronimo AZ 2.70 060570005 Grass Valley CA 2.60 060731008 Camp Pendleton CA 2.50 061112002 Simi Valley - Cochran Street CA 2.50 061110009 Piru - Pacific CA 2.50 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 2.30 000010301 Cornerbrook NF 2.20 081230006 Greeley Hospital CO 2.20 080770017 Grand Junction - Powell Building CO 2.00 060571001 Truckee BAM CA 1.90 061113001 El Rio - Rio Mesa School #2 CA 1.60 080350004 Chatfield Park - 11500 N. Roxborough Par CO 1.60 080010006 Commerce City - 7101 Birch St. CO 1.40 061072002 Visalia - N. Church Street CA 1.30 061070009 Sequoia/Kings Canyon - Ash Mountain CA 1.30 060750005 San Francisco - Arkansas Street CA 1.20 080310013 Denver - NJH - 14th Ave. & Albion St. CO 1.20 060210002 Willows - E. Laurel Street CA 1.10 060890007 Anderson CA 1.00 000054401 Saint-Anicet QC 1.00 000040302 MONCTON NB 0.90 060798001 Atascadero CA 0.80 080310002 Denver - CAMP - 2105 Broadway CO 0.80 060250006 Calexico - East CA 0.70 080410017 Colorado College CO 0.70 060376012 Santa Clarita CA 0.70 000040209 CASTLE ST. SAINT JO NB 0.60 060590007 Anaheim CA 0.60 000091901 Caroline AB #coincidences 10-30 and Corr > 0.5 15.80 040134010 Dysart AZ 15.10 000010401 Mount Pearl NF 8.70 000030310 SYDNEY NS 6.90 060010007 Livermore - Rincon CA 6.40 150012017 Mountain View HI 6.40 060670006 Sacramento - Del Paso Manor CA 6.20 150030010 Kapolei HI 5.80 060374002 North Long Beach CA 5.70 060670011 Elk Grove CA 3.90 060410001 San Rafael CA 3.50 150012016 Pahala HI 2.80 060070002 Chico - Manzanita CA 2.20 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 2.10 040130019 West Phoenix AZ 1.20 000040103 FREDERICTON NB 0.80 000030701 AYLESFORD MOUNTAIN NS 0.60 100032004 MLK DE 0.50 040139812 Durango AZ Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 876.50 061130004 Davis CA 210.90 060670010 Sacramento - T Street CA 181.20 061070009 Sequoia/Kings Canyon - Ash Mountain CA 173.90 060410003 Point Reyes CA 85.00 060190008 Fresno - 1st Street CA 67.50 060431001 Yosemite Village - Visitor Center CA 65.30 010331002 MSHOALS AL 63.40 060610006 Roseville - N.Sunrise/Douglas CA 56.30 060290014 Bakersfield - 5558 California Ave CA 53.60 040191034 Coachline AZ 52.10 060792004 Mesa 2 /Nipomo CA 35.40 040191113 Geronimo AZ 35.20 010030010 FAIRHOPE AL 31.90 060959999 Rio Vista CA 31.30 000090121 Edmonton East AB 31.00 060798001 Atascadero CA 30.00 120730012 Tallahassee Community College FL 30.00 061010003 Yuba City CA 29.40 060830011 Santa Barbara CA 29.30 061131003 Woodland CA 24.40 060711004 Upland CA 23.90 061113001 El Rio - Rio Mesa School #2 CA 22.60 000090130 Edmonton Central AB 21.90 060651003 Riverside - Magnolia CA 21.50 060650012 Banning - South Hathaway Street CA 21.20 000090120 Edmonton South AB 20.90 010731010 LEEDS AL 20.90 000090601 Fort Saskatchewan AB 20.60 060710005 Lake Gregory - Crestline CA 20.20 060371201 Reseda CA 19.60 090092123 Waterbury CT 19.60 060658001 Riverside - Rubidoux CA 19.10 060376012 Santa Clarita CA 18.90 060370016 Glendora - Laurel CA 18.80 060371103 Los Angeles - N. Main Street CA 18.80 010732003 WYLAM AL 18.80 010730023 NO. BHAM AL 18.60 060371002 Burbank - W. Palm Ave CA 18.60 000060512 Hamilton Downtown ON 18.20 090090027 New Haven - Criscuolo Park CT 18.20 080770017 Grand Junction - Powell Building CO 17.50 090032006 East Hartford - High Street CT 17.40 120470015 White Springs FL 17.40 060731006 Alpine CA 17.10 010735002 PINSON AL 16.80 060731002 Escondido CA 16.70 120230002 Lake City FL 16.60 010970003 CHICK. AL 16.60 010731005 MCADORY AL 16.30 060730003 El Cajon - Redwood Ave CA 16.20 060310004 Corcoran CA 15.30 010732006 HOOVER AL 15.00 090110124 Groton Fort Griswold CT 15.00 000061004 Sarnia ON 14.90 000090302 Red Deer AB 14.80 060250006 Calexico - East CA 14.70 060659001 Lake Elsinore - W. Flint Street CA 14.70 011011002 MONTG AL 14.50 120050006 St. Andrews Park FL 14.40 120573002 SYDNEY FL 14.40 080310002 Denver - CAMP - 2105 Broadway CO 14.40 000090227 Calgary Central AB 14.10 120571065 gandy FL 14.10 061110009 Piru - Pacific CA 14.10 000061402 Brantford ON 13.90 060590007 Anaheim CA 13.90 011190002 GASTON AL 13.80 050350005 MARION AR 13.70 010735003 CORNER AL 13.70 000054501 L'Assomption QC 13.60 120570030 PCEIA3 FL 13.60 061112002 Simi Valley - Cochran Street CA 13.40 000050801 Ursulines QC 13.30 051190007 PARR AR 13.20 120330004 Ellyson Industrial Park FL 13.20 000060424 Toronto Downtown ON 12.90 120111002 DAVIE FL 12.90 060731010 San Diego - Beardsley Street CA 12.80 000061502 Kitchener ON 12.70 090011123 Danbury CT 12.70 051191008 ADEQ-DSR AR 12.70 000041302 BATHURST NB 12.60 120590004 Bonifay FL 12.60 120013011 Payne's Prarie FL 12.50 010731009 PROVIDENCE AL 12.30 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 12.20 060950004 Vallejo - 304 Tuolumne Street CA 12.10 000040203 FOREST HILLS NB 11.90 061110007 Thousand Oaks - Moorpark Road CA 11.80 060731008 Camp Pendleton CA 11.80 000065001 Barrie ON 11.70 060990005 Modesto - 14th Street CA 11.70 060890007 Anderson CA 11.70 000061302 St. Catharines ON 11.70 000054703 Bécancour (Aréna) QC 11.40 051390006 El Dorado AR 11.40 000091901 Caroline AB 11.40 000060709 Sault Ste Marie ON 11.20 080310025 Denver Animal Shelter - 678 S. Jason St. CO 11.20 000094301 Cold Lake South AB 11.10 060074001 Gridley CA 11.00 060072001 Paradise - Birch Street CA 11.00 000060204 Windsor Downtown ON 10.80 060250005 Calexico - Ethel Street CA 10.50 090050004 Thomaston CT 10.50 000090218 Calgary East AB 10.40 060750005 San Francisco - Arkansas Street CA 10.30 120710005 Winkler Pump Station FL 10.30 000060903 London ON 10.20 000065801 Chatham ON 10.10 090050005 Cornwall CT 10.10 060639901 Quincy BAM CA 10.10 000063701 Grand Bend ON 10.00 000065201 Parry Sound ON 10.00 000062501 Tiverton ON 10.00 000040207 SAINT JOHN WEST NB 9.90 061072002 Visalia - N. Church Street CA 9.90 000060609 Sudbury ON 9.60 060850005 San Jose - Jackson St. CA 9.60 000052301 Saint-Faustin QC 9.50 000051501 Zéphirin QC 9.40 060850002 Gilory - 9th Street CA 9.30 120310098 Mandarin FL 9.30 120090011 Fay Park FL 9.30 051430005 SPRNGDLE AR 9.20 120210004 Laurel Oaks Elementary FL 9.10 080410017 Colorado College CO 9.10 000065301 Port Stanley ON 9.00 061111004 Ojai - Ojai Ave. CA 8.90 080310013 Denver - NJH - 14th Ave. & Albion St. CO 8.90 000060104 Ottawa ON 8.60 120310100 Mayo Clinic FL 8.50 000063301 Dorset ON 8.50 000060303 Kingston ON 8.50 000010301 Cornerbrook NF 8.40 000061201 Cornwall ON 8.30 000091101 Elk Island AB 8.30 000065701 Morrisburg ON 8.30 000062001 North Bay ON 8.20 120090007 Melbourne FL 8.20 060832004 Lompoc H Street CA 8.10 081230006 Greeley Hospital CO 8.10 000065401 Belleville ON 8.00 060012004 Berkeley CA 8.00 060011001 Fremont Chapel Way CA 8.00 000100059 Grand Forks City Hall BC 7.90 060831008 Santa Maria - Broadway CA 7.90 000061104 Peterborough ON 7.60 080350004 Chatfield Park - 11500 N. Roxborough Par CO 7.50 060111002 Colusa - Sunrise Blvd. CA 7.50 000040209 CASTLE ST. SAINT JO NB 7.30 060550003 Napa - Jefferson St CA 7.30 060010011 Oakland West CA 7.30 040191030 Green Valley AZ 7.20 080010006 Commerce City - 7101 Birch St. CO 7.20 060210002 Willows - E. Laurel Street CA 7.20 000090402 Medicine Hat - Crescent Hts AB 7.10 060953002 Vacaville CA 7.00 060811001 Redwood City CA 7.00 040191032 Rose Elementary AZ 7.00 040139998 Vehicle Emissions Laboratory AZ 6.70 060970003 Santa Rosa - 5th Street CA 6.70 000054401 Saint-Anicet QC 6.50 080131001 Boulder - CU - 2102 Athens St. CO 6.20 000040901 ST ANDREWS NB 6.00 000020301 WELLINGTON PE 5.90 040138005 Estrella AZ 5.90 000040302 MONCTON NB 5.80 060670012 Folsom CA 5.50 060570005 Grass Valley CA 5.30 060271023 Bishop Paiute Tribe-CA CA 5.30 000100010 Creston PC School BC 5.20 080130003 Longmont CO 4.70 060571001 Truckee BAM CA 4.10 000020401 SOUTHAMPTON PE #coincidences 10-30 and Corr > 0.5 98.20 060670006 Sacramento - Del Paso Manor CA 68.90 120861016 Miami Fire Station #5 FL 33.20 000040801 CANTERBURY NB 25.40 150011012 Kona HI 22.70 131530001 Warner Robins GA 18.90 131390003 Gainesville GA 18.80 130890002 South Dekalb GA 16.30 132150008 Columbus Airport GA 16.20 131210055 Confederate Ave GA 15.90 131850003 Valdosta GA 15.80 130210012 Macon GA 15.10 100032004 MLK DE 14.40 131510002 McDonough GA 14.20 131350002 Gwinnett Tech GA 13.90 150012016 Pahala HI 13.70 132450091 AUGUSTA GA 13.70 121150013 Bee Ridge FL 13.60 040139812 Durango AZ 13.50 130770002 NEWNAN GA 13.30 130511002 Savannah L&A GA 13.20 121152002 Jackson Road FL 13.10 132950002 Rossville GA 13.00 121030018 Azalea FL 12.90 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 12.50 132230003 Yorkville GA 12.20 121130015 Woodlawn FL 12.10 121035002 John A. Chesnut Sr. Park FL 11.90 120952002 Lake Isle Estates FL 11.50 130590002 Athens FS # 7 GA 11.20 120830003 YMC FL 10.60 040130019 West Phoenix AZ 10.40 060670011 Elk Grove CA 10.20 060374002 North Long Beach CA 10.10 060410001 San Rafael CA 9.30 121056006 Fl. Baptist Children's Home FL 9.10 120866001 Homestead Fire Station #16 FL 9.10 000090502 Lethbridge AB 9.00 120310077 Sheffield Elementary School FL 8.50 121275002 Blind Services; 1185-A Dunn Ave FL 8.30 060010007 Livermore - Rincon CA 8.20 121111002 911 Center; Rock Road FL 7.30 150030010 Kapolei HI 6.90 150012017 Mountain View HI 6.90 060070002 Chico - Manzanita CA 6.90 000030701 AYLESFORD MOUNTAIN NS 6.20 000030310 SYDNEY NS 6.00 000090222 Calgary Northwest AB 5.60 000010401 Mount Pearl NF 5.20 000040103 FREDERICTON NB 4.70 120990009 Royal Palm Beach FL 4.40 040134010 Dysart AZ Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 31.50 060850002 Gilory - 9th Street CA 26.50 061113001 El Rio - Rio Mesa School #2 CA 26.50 061111004 Ojai - Ojai Ave. CA 26.50 060832004 Lompoc H Street CA 26.50 060831008 Santa Maria - Broadway CA 26.50 060830011 Santa Barbara CA 14.50 000030310 SYDNEY NS 14.00 100032004 MLK DE 13.30 061070009 Sequoia/Kings Canyon - Ash Mountain CA 13.30 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 13.20 000010401 Mount Pearl NF 12.80 061112002 Simi Valley - Cochran Street CA 12.80 061110009 Piru - Pacific CA 12.80 061110007 Thousand Oaks - Moorpark Road CA 12.80 060731008 Camp Pendleton CA 12.80 060731002 Escondido CA 12.80 060711004 Upland CA 12.80 060710005 Lake Gregory - Crestline CA 12.80 060659001 Lake Elsinore - W. Flint Street CA 12.80 060658001 Riverside - Rubidoux CA 12.80 060651003 Riverside - Magnolia CA 12.80 060590007 Anaheim CA 12.80 060376012 Santa Clarita CA 12.80 060374002 North Long Beach CA 12.80 060371201 Reseda CA 12.80 060371103 Los Angeles - N. Main Street CA 12.80 060371002 Burbank - W. Palm Ave CA 12.80 060370016 Glendora - Laurel CA 12.40 060731010 San Diego - Beardsley Street CA 11.50 040139998 Vehicle Emissions Laboratory AZ 11.50 040139812 Durango AZ 11.50 040138005 Estrella AZ 11.50 040134010 Dysart AZ 11.50 040130019 West Phoenix AZ 11.40 060650012 Banning - South Hathaway Street CA 11.40 000063701 Grand Bend ON 11.40 000062501 Tiverton ON 10.90 090092123 Waterbury CT 10.90 090050005 Cornwall CT 10.90 090050004 Thomaston CT 10.90 090011123 Danbury CT 10.10 050350005 MARION AR 9.60 090110124 Groton Fort Griswold CT 9.60 090090027 New Haven - Criscuolo Park CT 9.60 090032006 East Hartford - High Street CT 8.80 000090601 Fort Saskatchewan AB 8.80 000090130 Edmonton Central AB 8.80 000090121 Edmonton East AB 8.80 000090120 Edmonton South AB 8.70 000065801 Chatham ON 8.70 000065301 Port Stanley ON 8.70 000061004 Sarnia ON 8.70 000060903 London ON 8.70 000060204 Windsor Downtown ON 8.30 000061201 Cornwall ON 8.30 000054703 Bécancour (Aréna) QC 8.30 000054501 L'Assomption QC 8.30 000054401 Saint-Anicet QC 8.30 000052301 Saint-Faustin QC 8.30 000051501 Zéphirin QC 8.30 000050801 Ursulines QC 8.10 000091101 Elk Island AB 8.00 000094301 Cold Lake South AB 7.90 000091901 Caroline AB 7.90 000090302 Red Deer AB 7.90 000090227 Calgary Central AB 7.90 000090222 Calgary Northwest AB 7.90 000090218 Calgary East AB 7.60 061072002 Visalia - N. Church Street CA 7.60 060798001 Atascadero CA 7.60 060792004 Mesa 2 /Nipomo CA 7.60 060310004 Corcoran CA 7.60 060290014 Bakersfield - 5558 California Ave CA 7.60 060190008 Fresno - 1st Street CA 7.60 051390006 El Dorado AR 7.60 051191008 ADEQ-DSR AR 7.60 051190007 PARR AR 7.40 060731006 Alpine CA 7.40 060730003 El Cajon - Redwood Ave CA 7.40 060250006 Calexico - East CA 7.40 060250005 Calexico - Ethel Street CA 7.30 040191034 Coachline AZ 6.70 051430005 SPRNGDLE AR 6.30 000020401 SOUTHAMPTON PE 6.20 000065401 Belleville ON 6.20 000061104 Peterborough ON 6.10 000040901 ST ANDREWS NB 6.10 000040801 CANTERBURY NB 6.00 121130015 Woodlawn FL 6.00 120330004 Ellyson Industrial Park FL 6.00 010970003 CHICK. AL 6.00 010030010 FAIRHOPE AL 5.70 081230006 Greeley Hospital CO 5.70 080310025 Denver Animal Shelter - 678 S. Jason St. CO 5.70 080310013 Denver - NJH - 14th Ave. & Albion St. CO 5.70 080310002 Denver - CAMP - 2105 Broadway CO 5.70 080010006 Commerce City - 7101 Birch St. CO 5.70 000065001 Barrie ON 5.70 000061502 Kitchener ON 5.70 000061402 Brantford ON 5.70 000061302 St. Catharines ON 5.70 000060512 Hamilton Downtown ON 5.70 000060424 Toronto Downtown ON 5.30 061131003 Woodland CA 5.30 061130004 Davis CA 5.30 060970003 Santa Rosa - 5th Street CA 5.30 060959999 Rio Vista CA 5.30 060953002 Vacaville CA 5.30 060950004 Vallejo - 304 Tuolumne Street CA 5.30 060850005 San Jose - Jackson St. CA 5.30 060811001 Redwood City CA 5.30 060750005 San Francisco - Arkansas Street CA 5.30 060670012 Folsom CA 5.30 060670011 Elk Grove CA 5.30 060670010 Sacramento - T Street CA 5.30 060670006 Sacramento - Del Paso Manor CA 5.30 060610006 Roseville - N.Sunrise/Douglas CA 5.30 060550003 Napa - Jefferson St CA 5.30 060410003 Point Reyes CA 5.30 060410001 San Rafael CA 5.30 060012004 Berkeley CA 5.30 060011001 Fremont Chapel Way CA 5.30 060010011 Oakland West CA 5.30 060010007 Livermore - Rincon CA 5.30 000040209 CASTLE ST. SAINT JO NB 5.30 000040207 SAINT JOHN WEST NB 5.30 000040203 FOREST HILLS NB 5.30 000040103 FREDERICTON NB 5.20 080410017 Colorado College CO 5.20 000090502 Lethbridge AB 5.00 000100010 Creston PC School BC 4.80 000060104 Ottawa ON 4.70 000100059 Grand Forks City Hall BC 4.70 000090402 Medicine Hat - Crescent Hts AB 4.40 132450091 AUGUSTA GA 4.40 000065201 Parry Sound ON 4.40 000062001 North Bay ON 4.40 000060609 Sudbury ON 4.30 040191113 Geronimo AZ 4.30 040191032 Rose Elementary AZ 4.30 040191030 Green Valley AZ 4.20 080770017 Grand Junction - Powell Building CO 4.20 000063301 Dorset ON 4.20 000010301 Cornerbrook NF 4.10 000060709 Sault Ste Marie ON 4.10 000041302 BATHURST NB 3.70 000065701 Morrisburg ON 3.70 000060303 Kingston ON 3.60 000040302 MONCTON NB 3.60 000030701 AYLESFORD MOUNTAIN NS 3.60 000020301 WELLINGTON PE 3.40 080350004 Chatfield Park - 11500 N. Roxborough Par CO 3.40 080131001 Boulder - CU - 2102 Athens St. CO 3.40 080130003 Longmont CO 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 060111002 Colusa - Sunrise Blvd. CA 3.00 060074001 Gridley CA 3.00 060072001 Paradise - Birch Street CA 3.00 060070002 Chico - Manzanita CA 2.70 120590004 Bonifay FL 2.70 120050006 St. Andrews Park FL 2.70 010731009 PROVIDENCE AL 2.70 010731005 MCADORY AL 2.70 010331002 MSHOALS AL 2.60 121152002 Jackson Road FL 2.60 121150013 Bee Ridge FL 2.60 121056006 Fl. Baptist Children's Home FL 2.60 121035002 John A. Chesnut Sr. Park FL 2.60 121030018 Azalea FL 2.60 120952002 Lake Isle Estates FL 2.60 120573002 SYDNEY FL 2.60 120571065 gandy FL 2.60 120570030 PCEIA3 FL 2.60 011190002 GASTON AL 2.20 132150008 Columbus Airport GA 2.20 131530001 Warner Robins GA 2.20 131510002 McDonough GA 2.20 131390003 Gainesville GA 2.20 131350002 Gwinnett Tech GA 2.20 131210055 Confederate Ave GA 2.20 130890002 South Dekalb GA 2.20 130770002 NEWNAN GA 2.20 130590002 Athens FS # 7 GA 2.20 130210012 Macon GA 1.90 130511002 Savannah L&A GA 1.90 011011002 MONTG AL 1.80 060639901 Quincy BAM CA 1.80 060571001 Truckee BAM CA 1.70 150012017 Mountain View HI 1.70 150012016 Pahala HI 1.70 150011012 Kona HI 1.70 121111002 911 Center; Rock Road FL 1.70 120090011 Fay Park FL 1.70 120090007 Melbourne FL 1.60 132950002 Rossville GA 1.60 132230003 Yorkville GA 1.60 121275002 Blind Services; 1185-A Dunn Ave FL 1.60 120990009 Royal Palm Beach FL 1.60 120866001 Homestead Fire Station #16 FL 1.60 120861016 Miami Fire Station #5 FL 1.60 120830003 YMC FL 1.60 120710005 Winkler Pump Station FL 1.60 120470015 White Springs FL 1.60 120310100 Mayo Clinic FL 1.60 120310098 Mandarin FL 1.60 120310077 Sheffield Elementary School FL 1.60 120230002 Lake City FL 1.60 120210004 Laurel Oaks Elementary FL 1.60 120111002 DAVIE FL 1.60 120013011 Payne's Prarie FL 1.60 060271023 Bishop Paiute Tribe-CA CA 1.60 010735003 CORNER AL 1.60 010735002 PINSON AL 1.60 010732006 HOOVER AL 1.60 010732003 WYLAM AL 1.60 010731010 LEEDS AL 1.60 010730023 NO. BHAM AL 1.50 060990005 Modesto - 14th Street CA 1.50 060431001 Yosemite Village - Visitor Center CA 1.10 150031004 SAND ISLAND 2 - ANUENUE FISHERIES HI 1.10 150030010 Kapolei HI 1.10 131850003 Valdosta GA 1.10 120730012 Tallahassee Community College FL AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)