| Added | AQSID | Geocode Name | Site Name | AQI Value | State | Country | Reporting? | Located? |
|---|---|---|---|---|---|---|---|---|
| April 21, 2020, 6:24 p.m. | 120710005 | Fort Myers (Page Field C… | Winkler Pump Station | None | FL | US | False | True |
| April 21, 2020, 6:24 p.m. | 511790001 | Stafford (Den Rich Rd) | WIDEWATER | 37.0 | VA | US | True | True |
| April 21, 2020, 6:24 p.m. | 180130001 | Nashville (Helmsburg Rd) | Helmsburg | 50.0 | IN | US | True | True |
| April 21, 2020, 6:24 p.m. | 530639999 | Airway Heights (Hazelwoo… | Airway Heights-West 12th… | None | WA | US | False | True |
| April 21, 2020, 6:24 p.m. | 131210048 | Atlanta (Georgia Tech) | Georgia Tech | None | GA | US | False | True |
| April 21, 2020, 6:24 p.m. | 060311004 | Hanford (Pitco) | Hanford - S. Irwin Street | 25.0 | CA | US | True | True |
| April 21, 2020, 6:24 p.m. | 371070004 | Kinston (Lenoir Communit… | LENOIRCOLL | 30.0 | NC | US | True | True |
| April 21, 2020, 6:24 p.m. | 000030502 | Kejimkujik National Park… | Kejimkujik Site B | 17.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 060290015 | Ridgecrest (Downtown) | Ridgecrest - California … | None | CA | US | False | True |
| April 21, 2020, 6:24 p.m. | 211110027 | Louisville (Bardstown Rd) | BATES | None | KY | US | False | True |
| April 21, 2020, 6:24 p.m. | 120310106 | Jacksonville (Cisco Dr) | Cisco Drive | 17.0 | FL | US | True | True |
| April 21, 2020, 6:24 p.m. | 120972002 | Winter Garden (Vista Del… | Osceola Co. Fire Station… | 8.0 | FL | US | True | True |
| April 21, 2020, 6:24 p.m. | 420910013 | Plymouth Meeting (Seven … | Norristown | 46.0 | PA | US | True | True |
| April 21, 2020, 6:24 p.m. | 250170009 | N Chelmsford (N Chelmsfo… | Chelmsford | 42.0 | MA | US | True | True |
| April 21, 2020, 6:24 p.m. | 060410003 | Inverness (L Ranch Rd) | Point Reyes | None | CA | US | False | True |
| April 21, 2020, 6:24 p.m. | 040030011 | Douglas (W Paul Spur Rd) | Paul Spur Chemical Lime … | None | AZ | US | False | True |
| April 21, 2020, 6:24 p.m. | 170190004 | Champaign (Wilbur Height… | CHAMPAGN | None | IL | US | False | True |
| April 21, 2020, 6:24 p.m. | 230010011 | Lewiston (Locust St) | Lewiston | 38.0 | ME | US | True | True |
| April 21, 2020, 6:24 p.m. | 483751025 | Amarillo (Downtown Amari… | Amarillo 24th Ave C1025 | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 482010555 | Kingwood (Kingwood) | Kingwood Library C555 | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 517700015 | Roanoke (Roundhill) | Round Hill Montessori Sc… | None | VA | US | False | True |
| April 21, 2020, 6:24 p.m. | 010030010 | Fairhope (Co Rd 34) | FAIRHOPE | 16.0 | AL | US | True | True |
| April 21, 2020, 6:24 p.m. | 482010061 | La Porte (Bayside Terrac… | Shore Acres C145 | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 440070012 | S Windsor (Edgewood Dr) | Brown University, Rockef… | None | RI | US | False | True |
| April 21, 2020, 6:24 p.m. | 220470009 | Plaquemine (Belleview Dr) | Bayou Plaquemine | 19.0 | LA | US | True | True |
| April 21, 2020, 6:24 p.m. | 500030004 | Bennington (Airport Rd) | Bennington | 38.0 | VT | US | True | True |
| April 21, 2020, 6:24 p.m. | 530750003 | Pullman (Sunshine) | Pullman-Dexter Ave | 9.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | JK1010002 | Jakarta Pusat (Gambir) | Jakarta Central | 162.0 | JK | ID | True | True |
| April 21, 2020, 6:24 p.m. | 170313103 | Schiller Park (Mannheim … | SCHILPRK | 29.0 | IL | US | True | True |
| April 21, 2020, 6:24 p.m. | 270317810 | Grand Portage (Store Rd) | Grand Portage | 0.0 | MN | US | True | True |
| April 21, 2020, 6:24 p.m. | 270031001 | E Bethel (Fawn Lake Dr N… | East Bethel | 28.0 | MN | US | True | True |
| April 21, 2020, 6:24 p.m. | 530310003 | Port Townsend (Blue Hero… | Port Townsend-San Juan | None | WA | US | False | True |
| April 21, 2020, 6:24 p.m. | 484392003 | Keller (Alta Vista Rd) | Keller C17 | 46.0 | TX | US | True | True |
| April 21, 2020, 6:24 p.m. | 230031101 | Houlton (W Ridge Rd) | Littleton | None | ME | US | False | True |
| April 21, 2020, 6:24 p.m. | 121151006 | Sarasota (Fruitville) | Paw Park | 15.0 | FL | US | True | True |
| April 21, 2020, 6:24 p.m. | CMB010001 | Colombo (Senanayake Jct … | Colombo | 12.0 | N/A | CE | True | True |
| April 21, 2020, 6:24 p.m. | 471570024 | Memphis (Downtown) | Alabama Ave | None | TN | US | False | True |
| April 21, 2020, 6:24 p.m. | 210290006 | Shepherdsville (Salt Riv) | SHEPVILL | 49.0 | KY | US | True | True |
| April 21, 2020, 6:24 p.m. | 530470009 | Twisp (3rd Ave) | Twisp-Glover St | 8.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | 360470052 | New York (Sunset Park) | Bklyn - PS 314 | 18.0 | NY | US | True | True |
| April 21, 2020, 6:24 p.m. | 240018882 | Wernport (Horse Rock Rd … | Horse Rock | None | MD | US | False | True |
| April 21, 2020, 6:24 p.m. | 370870004 | Canton (Lake Logan Rd) | WAYNSVL | None | NC | US | False | True |
| April 21, 2020, 6:24 p.m. | 560210100 | Cheyenne (Chief Washwick… | Cheyenne NCore | 20.0 | WY | US | True | True |
| April 21, 2020, 6:24 p.m. | 482010029 | Cypress (Camellia St) | Northwest Harris Co. C26… | 28.0 | TX | US | True | True |
| April 21, 2020, 6:24 p.m. | 560190004 | Kaycee (Reno Rd) | Johnson County | 37.0 | WY | US | True | True |
| April 21, 2020, 6:24 p.m. | 171613002 | Rock Is (Dyke Dr) | ROCK_IS | 45.0 | IL | US | True | True |
| April 21, 2020, 6:24 p.m. | 380250003 | Dunn Center (7th St Swes… | Dunn Center | None | ND | US | False | True |
| April 21, 2020, 6:24 p.m. | 220150008 | Shreveport (Airport Dr) | Shreveport Airport | 27.0 | LA | US | True | True |
| April 21, 2020, 6:24 p.m. | 471450004 | Harriman (Pine Hills) | Harriman | 38.0 | TN | US | True | True |
| April 21, 2020, 6:24 p.m. | 000053201 | Quebec (La Doré) | PMONCA | 20.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 160010022 | Boise (E End) | Warm Springs | None | ID | US | False | True |
| April 21, 2020, 6:24 p.m. | 480371031 | Texarkana (Rosehill) | Texarkana New Boston | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 560150005 | Torrington (E K St) | Torrington Mobile | None | WY | US | False | True |
| April 21, 2020, 6:24 p.m. | 060658005 | Rivside (Poinsetta Place) | Mira Loma - Van Buren | 29.0 | CA | US | True | True |
| April 21, 2020, 6:24 p.m. | 211950002 | Pikeville (Pauley) | PIKE2001 | 38.0 | KY | US | True | True |
| April 21, 2020, 6:24 p.m. | 800150251 | Chalco De Díaz Covarrubi… | Chalco | None | MX | MX | False | True |
| April 21, 2020, 6:24 p.m. | 011011002 | Montgomery (Johnstown) | MONTG | 42.0 | AL | US | True | True |
| April 21, 2020, 6:24 p.m. | 113490351007 | Magna (Le Cheminant) | MA | None | UT | US | False | True |
| April 21, 2020, 6:24 p.m. | 420010001 | Biglerville (Bridgeport) | Arendtsville | 44.0 | PA | US | True | True |
| April 21, 2020, 6:24 p.m. | 080310028 | Denver (Nwestern Denver) | Globeville | 13.0 | CO | US | True | True |
| April 21, 2020, 6:24 p.m. | 390490081 | Columbus (Nern Woods) | Columbus - Maple Canyon … | 45.0 | OH | US | True | True |
| April 21, 2020, 6:24 p.m. | 530650002 | Wellpinit (Bureau of Ind… | Wellpinit-Spokane Tribe | 7.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | 000054201 | Canada (Quebec) | Chapais | 21.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 530670013 | Lacey (Lexington) | Lacey-College St | 6.0 | WA | US | True | True |
| April 21, 2020, 6:24 p.m. | 560350101 | Pinedale (Stuart St) | Pinedale Gaseous | 37.0 | WY | US | True | True |
| April 21, 2020, 6:24 p.m. | 060372005 | Pasadena (S) | Pasadena | 23.0 | CA | US | True | True |
| April 21, 2020, 6:24 p.m. | 060130006 | Richmond (7th St) | Richmond - 7th St | 4.0 | CA | US | True | True |
| April 21, 2020, 6:24 p.m. | 390990014 | Youngstown (Oak HIll) | Youngstown - Head Start | 29.0 | OH | US | True | True |
| April 21, 2020, 6:24 p.m. | 120573002 | Valrico (Cross Co Greenw… | SYDNEY | 14.0 | FL | US | True | True |
| April 21, 2020, 6:24 p.m. | 170310022 | Chicago (E Side) | CHI_WASH | None | IL | US | False | True |
| April 21, 2020, 6:24 p.m. | 250051004 | Fall Riv (Father Kelly) | Fall River | 27.0 | MA | US | True | True |
| April 21, 2020, 6:24 p.m. | 420710007 | Lancaster (E Side) | Lancaster | 43.0 | PA | US | True | True |
| April 21, 2020, 6:24 p.m. | 421174000 | Canton (Hurley Rd) | Tioga County | 39.0 | PA | US | True | True |
| April 21, 2020, 6:24 p.m. | 400970188 | Pryor (Treatment Plant R… | Pryor | 0.0 | OK | US | True | True |
| April 21, 2020, 6:24 p.m. | 000050133 | Montréal (Dist deTétreau… | Chenier | None | CC | CA | False | True |
| April 21, 2020, 6:24 p.m. | 230312002 | Kennebunkport (Wildes Co… | Kennebunkport | 34.0 | ME | US | True | True |
| April 21, 2020, 6:24 p.m. | 482151046 | Edinburg (S 21st Ave) | Edinburg C1046 | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 381010003 | Ryder (184th St Swest) | RYDER | 24.0 | ND | US | True | True |
| April 21, 2020, 6:24 p.m. | 481390016 | Midlothian (Old Fort Wor… | Midlothian OFW C52 | 32.0 | TX | US | True | True |
| April 21, 2020, 6:24 p.m. | 245100040 | Baltimore (Old Town) | Oldtown | None | MD | US | False | True |
| April 21, 2020, 6:24 p.m. | 720210010 | Bayamon (Autopista José … | Bayamon 37 (NCore) | None | PR | US | False | True |
| April 21, 2020, 6:24 p.m. | 371990004 | Burnsville (Mt Mitchell … | Mt Mitchell | 46.0 | NC | US | True | True |
| April 21, 2020, 6:24 p.m. | 180970086 | Indianapolis (Sern Dunes) | Indpls-Southport | None | IN | US | False | True |
| April 21, 2020, 6:24 p.m. | 270213410 | Cass Lake (Res Hwy 50) | Leech Lake Nation: Cass … | 0.0 | MN | US | True | True |
| April 21, 2020, 6:24 p.m. | 400510065 | Bradley (Parker St) | Bradley | None | OK | US | False | True |
| April 21, 2020, 6:24 p.m. | 000104804 | Duncan (College St) | Duncan 4804 | 8.0 | CC | CA | True | True |
| April 21, 2020, 6:24 p.m. | 291890016 | Bridgeton (Natural Bridg… | Rider Trail I-70 | 7.0 | MO | US | True | True |
| April 21, 2020, 6:24 p.m. | 483750320 | Amarillo (Soncy) | Amarillo Texas A&M C320 | None | TX | US | False | True |
| April 21, 2020, 6:24 p.m. | 450730001 | Mtain Rest (Round Mtain … | Long Creek | None | SC | US | False | True |
| April 21, 2020, 6:24 p.m. | NRB000042 | Nairobi (Kwa Reuben) | Viwandani | None | N/A | None | False | True |
| April 21, 2020, 6:24 p.m. | 840471636003 | Kingsport (Fair Acres) | Andrew Johnson Elem. | 4.0 | TN | US | True | True |
| April 21, 2020, 6:24 p.m. | 131390003 | Gainesville (New Holland) | Gainesville | 38.0 | GA | US | True | True |
| April 21, 2020, 6:24 p.m. | 350130021 | Sunland Park (Valle Vist… | Desert View | 42.0 | NM | US | True | True |
| April 21, 2020, 6:24 p.m. | 483550034 | Corpus Christi (Central … | Corpus Christi Dona Park… | 15.0 | TX | US | True | True |
| April 21, 2020, 6:24 p.m. | 360010012 | Albany (Bishop's Gate) | Loudonville | 41.0 | NY | US | True | True |
| April 21, 2020, 6:24 p.m. | 421010055 | Philadelphia (W Passyunk) | RIT | 45.0 | PA | US | True | True |
| April 21, 2020, 6:24 p.m. | 550090005 | Green Bay (Olde N) | GREEN BAY E HIGH | 15.0 | WI | US | True | True |
| April 21, 2020, 6:24 p.m. | 240339991 | Laurel (Scarlet Tanager … | Beltsville | 41.0 | MD | US | True | True |
| April 21, 2020, 6:24 p.m. | 510130020 | Arlington (Aurora Highla… | AURORA HILLS | 39.0 | VA | US | True | True |
| April 21, 2020, 6:24 p.m. | 800140005 | Guadalajara (Churubusco) | Centro | None | MX | MX | False | True |