| Added | AQSID | Geocode Name | Site Name | AQI Value | State | Country | Reporting? | Located? |
|---|---|---|---|---|---|---|---|---|
| Sept. 22, 2021, 9:01 a.m. | 360470118 | New York (Bushwick) | Bklyn - PS274 | 24.0 | NY | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 240259001 | Churchville (Aldino Rd) | Aldino | 23.0 | MD | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 420710012 | Gordonville (W Newport R… | Lancaster DW | 36.0 | PA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 100051002 | Seaford (Hurley Heights) | SEAFORD | 21.0 | DE | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 340030006 | Leonia (E Teaneck) | Leonia | 27.0 | NJ | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 480610006 | Brownsville (Historic Di… | Brownsville C80 | None | TX | US | False | True |
| Sept. 22, 2021, 9:01 a.m. | 000101301 | Langley (237 St) | Langley | 28.0 | CC | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 371830014 | Raleigh (Neast Raleigh) | Millbrook NCore | 31.0 | NC | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 040213011 | Casa Grande (N Mira Vist… | Pinal County Housing | 29.0 | AZ | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 800090072 | Mexico City (Centro De I… | UAM Iztapalapa | 58.0 | MX | MX | True | True |
| Sept. 22, 2021, 9:01 a.m. | 800150991 | Montecillo (4ta Cerrada) | Montecillo | 14.0 | MX | MX | True | True |
| Sept. 22, 2021, 9:01 a.m. | 470931013 | Knoxville (W Anderson Av… | AIR LAB | 26.0 | TN | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 550090005 | Green Bay (Olde N) | GREEN BAY E HIGH | 8.0 | WI | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 000040209 | Saint John (N End) | CASTLE ST. SAINT JO | 21.0 | CC | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 211930003 | Hazard (Hal Rogers Pkwy) | HAZ2 | 18.0 | KY | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 391550014 | Warren (Laird Ave Seast) | Youngstown - Laird Ave. | 0.0 | OH | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 040137003 | Laveen (Sundust Circle) | StJohns | 22.0 | AZ | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | UB1010001 | Mongolia (Ulaanbaatar) | Ulaanbaatar | 81.0 | N/A | MG | True | True |
| Sept. 22, 2021, 9:01 a.m. | 300630037 | Frenchtown (Beckwith St) | French Town - Beckwith | 28.0 | MT | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 220190008 | Wlake (John Stine Rd) | Westlake | 16.0 | LA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 360551007 | Rochester (Browncroft) | Rochester | 21.0 | NY | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 280470008 | Gulfport (Mississippi Ci… | GPORT YC | 26.0 | MS | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 000103704 | Peace Riv E (V0C 1J0) | Pine River Hassler | 0.0 | CC | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 240130001 | Sykesville (S Carroll Hi… | South Carroll | 25.0 | MD | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 300290049 | Columbia Falls (Talbot R… | Columbia Falls | 13.0 | MT | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 261530001 | Seney (Fishing Route) | SENEY | 17.0 | MI | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 530050002 | Kennewick (Tapteal) | Kennewick-Metaline | 14.0 | WA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 371470006 | Greenville (New Hope Dr) | PITTAGCT | 21.0 | NC | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 410190002 | Roseburg (Edenbower) | Roseburg - Garden Valley… | 45.0 | OR | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 410470004 | Turner (Marion Rd Seast) | Turner - CJHS | 33.0 | OR | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 530251002 | Moses Lake (S Chestnut S… | Moses Lake-Balsam St | 20.0 | WA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 260170014 | Bay City (Jennison St) | BAY CITY | 9.0 | MI | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 120170006 | Crystal Riv (W Power Lin… | Crystal River Preserve | 14.0 | FL | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 060832011 | Goleta (Alli Way) | Goleta | 14.0 | CA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 840320310031 | Reno (E Reno) | Reno4 | 68.0 | NV | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 795ABT010001 | Ahal (Ashgabat) | Ashgabat | 62.0 | N/A | TX | True | True |
| Sept. 22, 2021, 9:01 a.m. | 060731014 | San Diego (Donovan State… | Otay Mesa - Donovan | 81.0 | CA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 350450009 | Bloomfield (N 1st St) | Bloomfield | 14.0 | NM | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 040213008 | Stanfield (W Papago Dr) | Stanfield | 38.0 | AZ | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 120050006 | Panama City (Lower Grand… | St. Andrews Park | 32.0 | FL | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 481130087 | Dallas (Swest Dallas) | Dallas Redbird Airport C… | 34.0 | TX | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 000104003 | Coldstream (Varsity Dr) | Vernon Science Centre | 40.0 | CC | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 530330030 | Seattle (Little Saigon) | Seattle-10th & Weller | 46.0 | WA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 840480211612 | Bastrop (American Legion… | Bastrop C1612 | 38.0 | TX | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 260991003 | Sterling Heights (Nampto… | WARREN | 21.0 | MI | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 040131003 | Mesa (Swest) | Mesa - Brooks Reservoir | 36.0 | AZ | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 120570083 | Rivview (Rivview Dr) | GARDINIER | 11.0 | FL | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 560030002 | Basin (US Route 16) | Basin | 15.0 | WY | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 530670013 | Lacey (Lexington) | Lacey-College St | 23.0 | WA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 400979014 | Pryor (E0584 Rd) | PRYOR | None | OK | US | False | True |
| Sept. 22, 2021, 9:01 a.m. | 060371302 | Compton (E Compton) | Compton | 47.0 | CA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 510360002 | Charles City (Shirley Pl… | SHIRLEY PLANTATION | 23.0 | VA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 280350004 | Hattiesburg (Hattiesburg… | Hattiesburg | 32.0 | MS | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 220470012 | Carville (National Hanse… | Carville | 24.0 | LA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 201910002 | Peck (W 119th St S) | PECK | 30.0 | KS | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 391510016 | Canton (Malone Universit… | Canton - Malone College | 24.0 | OH | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 350130025 | Las Cruces (Entrada) | Las Cruces ED | 81.0 | NM | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 410290019 | Shady Cove (Ponderosa St) | Shady Cove - Shady Cove … | 16.0 | OR | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 180910010 | La Porte (E Lincolnway) | LaPorte-E. Lincolnway | 25.0 | IN | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 000010602 | Corner Brook (Kilrannock… | MacPherson Avenue - Corn… | 17.0 | CC | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 471890103 | Lebanon (Cedar Forest Rd) | CEDARS | 13.0 | TN | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 060831013 | Santa Maria (93455) | Lompoc HS&P | 33.0 | CA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 120590004 | Bonifay (Tri Co Airport … | Bonifay | 25.0 | FL | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 350130016 | Anthony (Clark Ave) | Anthony | 55.0 | NM | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 410432003 | Lyons (5th St) | Lyons | 21.0 | OR | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 482010061 | La Porte (Bayside Terrac… | Shore Acres C145 | None | TX | US | False | True |
| Sept. 22, 2021, 9:01 a.m. | 120030002 | Olustee (Nfr 784) | Osceola National Forest | 0.0 | FL | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 000063301 | Lake Of Bays (Bellwood A… | Dorset | 25.0 | CC | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 410292129 | Medford (Welch Dr) | Medford Welch & Jackson | 21.0 | OR | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 270353204 | Brainerd (Airport Rd) | Brainerd | 34.0 | MN | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 482010307 | Houston (Harrisburg - Ma… | Houston Manchester C1029 | None | TX | US | False | True |
| Sept. 22, 2021, 9:01 a.m. | 000082001 | Saskatchewan (Hwy 914) | Pinehouse Lake | 24.0 | CC | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 181670018 | Terre Haute (Twelve Poin… | Terre Haute-Lafayette Ave | 18.0 | IN | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 483970001 | Rockwall (E Heath St) | Rockwall Heath C69 | 30.0 | TX | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 320030075 | Las Vegas (N Cheyenne) | Joe Neal | 42.0 | NV | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 390230003 | Fairborn (Spangler Rd) | Mud Run | 14.0 | OH | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 060652005 | Mecca (Katherine Dr) | Saul Martinez | 16.0 | CA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 440070030 | Providence (Downtown) | Near Road | 21.0 | RI | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 482010062 | Houston (Greater Hobby A… | Houston Monroe C406 | 29.0 | TX | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 482010046 | Houston (Settegast) | Houston North Wayside C4… | 29.0 | TX | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 060659003 | Blythe (E Blythe) | Blythe | 3.0 | CA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 000030201 | Port Hawkesbury (Granvil… | PORT HAWKESBURY | 17.0 | CC | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 230090103 | Bar Harbor (Eagle Lake R… | Acadia NP - McFarland | 33.0 | ME | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 480850005 | Frisco (Hillcrest Rd) | Frisco C31 | 32.0 | TX | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 260050003 | Holland (Graafschap) | HOLLAND | 21.0 | MI | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 240210037 | Frederick (Mt Olivet Hei… | Frederick Airport | 19.0 | MD | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 481410037 | El Paso (Central) | El Paso UTEP C12 | 38.0 | TX | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 132611001 | Leslie (E Allen St) | Leslie | 4.0 | GA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 484230007 | Tyler (Parker Rd) | Tyler Airport Relocated … | 41.0 | TX | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 060311004 | Hanford (Pitco) | Hanford - S. Irwin Street | 106.0 | CA | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 311090016 | Davey (Maple St) | Davey | 10.0 | NE | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 040170119 | Holbrook (Old Hunt Rd) | Petrified Forest NP | 33.0 | AZ | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 320070005 | Elko (Ballous Addition) | Elko | 16.0 | NV | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 390350045 | Cleveland (N Broadway) | Fire Station 13 | 0.0 | OH | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 450790007 | State Park (Parklane Rd) | Parklane | 12.0 | SC | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 410511191 | Portland (Humboldt) | Portland Jefferson High … | None | OR | US | False | True |
| Sept. 22, 2021, 9:01 a.m. | 090030025 | Hartford (Downtown) | Hartford-Huntley | 23.0 | CT | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | CC0050131 | Montréal (Dist d'Hochela… | Hochelaga | 17.0 | N/A | CA | True | True |
| Sept. 22, 2021, 9:01 a.m. | 320312009 | Reno (Lemmon Valley) | Lemmon Valley | 13.0 | NV | US | True | True |
| Sept. 22, 2021, 9:01 a.m. | 270317810 | Grand Portage (Store Rd) | Grand Portage | 0.0 | MN | US | True | True |