| Added | AQSID | Geocode Name | Site Name | AQI Value | State | Country | Reporting? | Located? |
|---|---|---|---|---|---|---|---|---|
| April 21, 2020, 6:24 p.m. | 191530011 | Polk City (Nwest 158th A… | SHELDAHL | None | IA | US | False | True |
| April 21, 2020, 6:24 p.m. | 490030003 | Brigham City (Fishburn D… | Brigham City | None | UT | US | False | True |
| April 21, 2020, 6:24 p.m. | 000103502 | Castlegar (9th Ave Ave) | Castlegar Zinio Park | 8.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 261630005 | Riv Rouge (Walnut St) | RIVER ROUGE | None | MI | US | False | True |
| April 21, 2020, 6:24 p.m. | CC0050126 | Sainte-Anne-De-Bellevue … | Sainte-Anne-de-Bellevue | 35.0 | N/A | CA | True | True |
| April 21, 2020, 6:24 p.m. | 280330002 | Hernando (Vaiden Dr) | HERNANDO | 45.0 | MS | US | True | True |
| April 21, 2020, 6:24 p.m. | 360930003 | Schenectady (Mont Pleasa… | Schenectady | None | NY | US | False | True |
| April 21, 2020, 6:24 p.m. | 000102802 | Campbell Riv (Spit Rd) | Campbell River Tyee Spit | None | CC | CA | False | True |
| April 21, 2020, 6:24 p.m. | MMCA81017 | Tahoma (Tahoe Hills) | MMCA81017 | None | MM | US | False | True |
| April 21, 2020, 6:24 p.m. | 000010102 | Portugal Cove-Saint Phil… | St. John's | 20.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 050350005 | Marion (L H Polk Dr) | MARION | 54.0 | AR | US | True | True |
| April 21, 2020, 6:24 p.m. | 060311004 | Hanford (Pitco) | Hanford - S. Irwin Street | 46.0 | CA | US | True | True |
| April 21, 2020, 6:24 p.m. | DS1010004 | Mumbai (Kurla Bhaji Mark… | Mumbai | None | DS | IN | False | True |
| April 21, 2020, 6:24 p.m. | 080310027 | Denver (Central W Denver) | I25 Denver | 39.0 | CO | US | True | True |
| April 21, 2020, 6:24 p.m. | 230173001 | Lovell (Maine St) | Lovell | None | ME | US | False | True |
| April 21, 2020, 6:24 p.m. | 060136005 | San Ramon (Pine Valley R… | San Ramon | None | CA | US | False | True |
| April 21, 2020, 6:24 p.m. | 220470009 | Plaquemine (Belleview Dr) | Bayou Plaquemine | 22.0 | LA | US | True | True |
| April 21, 2020, 6:24 p.m. | 420070014 | Beaver Falls (Mt Washing… | Beaver Falls | 40.0 | PA | US | True | True |
| April 21, 2020, 6:24 p.m. | 482450022 | Hamshire (Hall Rd) | Hamshire C64 | 14.0 | TX | US | True | True |
| April 21, 2020, 6:24 p.m. | 482010069 | Houston (Park Place) | Houston Milby Park C169 | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 483550035 | Corpus Christi (Central … | Corpus Christi Oak Park … | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 000065001 | Ontario (Georgina) | Barrie | 33.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 000050134 | Montréal (Dist du Vieux-… | Molson | None | CC | CA | False | True |
| April 21, 2020, 6:24 p.m. | 000105101 | Houston (13th St) | Houston Firehall | None | CC | CA | False | True |
| April 21, 2020, 6:24 p.m. | 000052301 | Saint-Faustin--Lac-Carré… | Saint-Faustin | 42.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 000061502 | Kitchener (Cherry Hill) | Kitchener | 50.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 211830032 | Drakesboro (Rochester Rd) | Echols | None | KY | US | False | True |
| April 21, 2020, 6:24 p.m. | 800090031 | Mexico City (San Alberto) | Santa Ursula | None | MX | MX | False | True |
| April 21, 2020, 6:24 p.m. | DS1010003 | Kolkata (Georgian Inn) | Kolkata | 17.0 | DS | IN | True | True |
| April 21, 2020, 6:24 p.m. | MMCA81016 | Orleans (Ishi-Pishi Rd) | MMCA81016 | None | MM | US | False | True |
| April 21, 2020, 6:24 p.m. | 484800060006 | Juárez (Ignacio Ramírez) | N/A | None | MX | MX | False | True |
| April 21, 2020, 6:24 p.m. | 060652005 | Mecca (Katherine Dr) | Saul Martinez | 36.0 | CA | US | True | True |
| April 21, 2020, 6:24 p.m. | 295100007 | Saint Louis (Patch) | BROADWAY (South) | 24.0 | MO | US | True | True |
| April 21, 2020, 6:24 p.m. | 060295001 | Arvin (E Bear Mtain Blvd) | Arvin - Bear Mountain Bl… | None | CA | US | False | True |
| April 21, 2020, 6:24 p.m. | 290990027 | Herculaneum (Mott St) | Herculaneum, Mott Street | 0.0 | MO | US | True | True |
| April 21, 2020, 6:24 p.m. | 550890008 | Grafton (Ulao) | GRAFTON | 33.0 | WI | US | True | True |
| April 21, 2020, 6:24 p.m. | 171630010 | E Saint Louis (S 13th St) | East St. Louis | 21.0 | IL | US | True | True |
| April 21, 2020, 6:24 p.m. | 480850005 | Frisco (Hillcrest Rd) | Frisco C31 | 25.0 | TX | US | True | True |
| April 21, 2020, 6:24 p.m. | 795ABT010001 | Ahal (Ashgabat) | Ashgabat | 52.0 | N/A | TX | True | True |
| April 21, 2020, 6:24 p.m. | 160871004 | Weiser (Weiser High Scho… | Weiser PM25 | 29.0 | ID | US | True | True |
| April 21, 2020, 6:24 p.m. | 000100118 | Vancouver (Kitsilano) | Kitsilano | None | CC | CA | False | True |
| April 21, 2020, 6:24 p.m. | 191390015 | Muscatine (Schley Ave) | Muscatine, Garfield Scho… | None | IA | US | False | True |
| April 21, 2020, 6:24 p.m. | 160551005 | Rathdrum (N Ramsey Rd) | Garwood Neph | None | ID | US | False | True |
| April 21, 2020, 6:24 p.m. | 260770008 | Kalamazoo (Lake St) | KALAMAZOO | 62.0 | MI | US | True | True |
| April 21, 2020, 6:24 p.m. | 400370144 | Mannford (W 41st St S) | Mannford | 29.0 | OK | US | True | True |
| April 21, 2020, 6:24 p.m. | 212299991 | Harrodsburg (Wesley-Mill… | Mackville | 35.0 | KY | US | True | True |
| April 21, 2020, 6:24 p.m. | 170436001 | Lisle (Saint Joseph Cree… | LISLE | 40.0 | IL | US | True | True |
| April 21, 2020, 6:24 p.m. | 840MM0470180 | Brewster (5th St S) | Brewster_Mobile | None | MM | US | False | True |
| April 21, 2020, 6:24 p.m. | 090010010 | Bridgeport (Downtown) | Bridgeport | 32.0 | CT | US | True | True |
| April 21, 2020, 6:24 p.m. | MM0370179 | Cle Elum (Douglas Munro … | Cle Elum_Mobile | None | MM | US | False | True |
| April 21, 2020, 6:24 p.m. | 420279991 | Pennsylvania Furnace (Ta… | Penn State | 46.0 | PA | US | True | True |
| April 21, 2020, 6:24 p.m. | 560391013 | Yellowstone National Par… | Yellowstone- Old Faithfu… | 15.0 | WY | US | True | True |
| April 21, 2020, 6:24 p.m. | 060090001 | San Andreas (Gold Strike… | San Andreas | 47.0 | CA | US | True | True |
| April 21, 2020, 6:24 p.m. | 180570005 | Noblesville (W Noblesvil… | Noblesville | None | IN | US | False | True |
| April 21, 2020, 6:24 p.m. | 840410351001 | Crater Lake (Rim Village) | Crater Lake Rim | 6.0 | OR | US | True | True |
| April 21, 2020, 6:24 p.m. | 530330024 | Seattle (Sheridon Bch.) | Lake Forest Park-Town Ce… | 14.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | 340130003 | Newark (Hillside Ave) | Newark Firehouse | 30.0 | NJ | US | True | True |
| April 21, 2020, 6:24 p.m. | 021700008 | Palmer (J W Court) | Butte (Harrison Court) | 8.0 | AK | US | True | True |
| April 21, 2020, 6:24 p.m. | 482450011 | Port Arthur (Minnie St) | Port Arthur West C28/C12… | 12.0 | TX | US | True | True |
| April 21, 2020, 6:24 p.m. | 410610123 | La Grande (N Hall St) | La Grande Hall & N Sts | 13.0 | OR | US | True | True |
| April 21, 2020, 6:24 p.m. | 450830011 | Spartanburg (Downtown) | TK Gregg | 10.0 | SC | US | True | True |
| April 21, 2020, 6:24 p.m. | 191130041 | Cedar Rapids (C St Swest) | TAIT CUMMINS | 6.0 | IA | US | True | True |
| April 21, 2020, 6:24 p.m. | CC0050135 | Montréal (Dist-Marie-Cla… | Caserne 17 | 33.0 | N/A | CA | True | True |
| April 21, 2020, 6:24 p.m. | 420770004 | Allentown (S Maxwell St) | Allentown | None | PA | US | False | True |
| April 21, 2020, 6:24 p.m. | 171670014 | Springfield (E Sangamon … | SPFD_IB | 36.0 | IL | US | True | True |
| April 21, 2020, 6:24 p.m. | 490210005 | Cedar City (3860 N) | Enoch | 38.0 | UT | US | True | True |
| April 21, 2020, 6:24 p.m. | 000101702 | Cariboo A (Mtain Ash Rd) | Quesnel Maple Drive | None | CC | CA | False | True |
| April 21, 2020, 6:24 p.m. | 180150002 | Flora (S 150 W) | Flora | 31.0 | IN | US | True | True |
| April 21, 2020, 6:24 p.m. | 80039NO02 | García (Sierra Real) | Garcia | None | MX | MX | False | True |
| April 21, 2020, 6:24 p.m. | 040131003 | Mesa (Swest) | Mesa - Brooks Reservoir | 38.0 | AZ | US | True | True |
| April 21, 2020, 6:24 p.m. | 230030014 | Madawaska (Main St) | Madawaska PSB | 38.0 | ME | US | True | True |
| April 21, 2020, 6:24 p.m. | 090079007 | Middletown (S Farms) | Middletown-CVH-Shed | 43.0 | CT | US | True | True |
| April 21, 2020, 6:24 p.m. | 410170004 | Sisters (Forest Service … | Sisters Forest Service | 12.0 | OR | US | True | True |
| April 21, 2020, 6:24 p.m. | 484391053 | Fort Worth (N Greenbriar) | Fort Worth CA Parkway N … | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 120860029 | Miami (Franjo) | Perdue | 7.0 | FL | US | True | True |
| April 21, 2020, 6:24 p.m. | 180970081 | Indianapolis (Eagledale) | Indpls-W.18th St | 52.0 | IN | US | True | True |
| April 21, 2020, 6:24 p.m. | 490110004 | Bountiful (Wayne Cooper) | BV | 43.0 | UT | US | True | True |
| April 21, 2020, 6:24 p.m. | 004AF1010001 | Kabul (Kabul) | Kabul | 106.0 | N/A | AF | True | True |
| April 21, 2020, 6:24 p.m. | 530770016 | White Swan (Fort Extensi… | White Swan-Yakama Tribe | 5.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | 371170001 | Jamesville (Hayes Dr) | JAMESVIL | 17.0 | NC | US | True | True |
| April 21, 2020, 6:24 p.m. | 390610040 | Cincinnati (Corryville) | Taft | 38.0 | OH | US | True | True |
| April 21, 2020, 6:24 p.m. | 100051003 | Lewes (Highland Acres) | LEWES | 26.0 | DE | US | True | True |
| April 21, 2020, 6:24 p.m. | 481410051 | El Paso (J E B Stuart Rd) | Fort Bliss C324 | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 560350099 | Boulder (Paradise Rd) | Boulder | 31.0 | WY | US | True | True |
| April 21, 2020, 6:24 p.m. | 230072002 | Kingfield (Clay Brook Rd) | Carrabassett Valley Town… | None | ME | US | False | True |
| April 21, 2020, 6:24 p.m. | 270031001 | E Bethel (Fawn Lake Dr N… | East Bethel | 18.0 | MN | US | True | True |
| April 21, 2020, 6:24 p.m. | 370110002 | Newland (Linville Falls … | Linville Falls | 15.0 | NC | US | True | True |
| April 21, 2020, 6:24 p.m. | 530310003 | Port Townsend (Blue Hero… | Port Townsend-San Juan | 16.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | 390570005 | Yellow Spgs (Dayton St) | Yellow Springs | None | OH | US | False | True |
| April 21, 2020, 6:24 p.m. | 290950034 | Kansas City (Central Bus… | Troost | 38.0 | MO | US | True | True |
| April 21, 2020, 6:24 p.m. | 840421310010 | Tunkhannock (Baker Rd) | Tunkhannock | 35.0 | PA | US | True | True |
| April 21, 2020, 6:24 p.m. | 210610501 | Park City (Alfred Cook R… | Mammoth Cave NP | 30.0 | KY | US | True | True |
| April 21, 2020, 6:24 p.m. | 410470004 | Turner (Marion Rd Seast) | Turner - CJHS | 35.0 | OR | US | True | True |
| April 21, 2020, 6:24 p.m. | 051430006 | Fayetteville (W Ernest L… | Fayetteville | 31.0 | AR | US | True | True |
| April 21, 2020, 6:24 p.m. | 040132001 | Glendale (The Citadel) | Glendale Community Colle… | 30.0 | AZ | US | True | True |
| April 21, 2020, 6:24 p.m. | 550790052 | Milwaukee (Havenwoods) | MILW HAVENWOODS | None | WI | US | False | True |
| April 21, 2020, 6:24 p.m. | 530270011 | Taholah (5th Ave) | Taholah-Quinault Tribe | 20.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | 360337003 | Hogansburg (Library Rd) | St Regis Mohawk-NY | None | NY | US | False | True |
| April 21, 2020, 6:24 p.m. | 530070011 | Wenatchee (Olds) | Wenatchee-Fifth St | 15.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | 291890014 | Saint Louis (Benbush) | Maryland Heights | 23.0 | MO | US | True | True |