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USGS Map Name | Map Size | Scale | Latitude | Longitude | DRG Filename | View Map | ||||||
Abingdon | 7.5deg x 7.5deg | 1:24,000 | 40.875°N - 40.750°N | 90.500°W - 90.375°W | o40090g4.tif | |||||||
Adair | 7.5deg x 7.5deg | 1:24,000 | 40.500°N - 40.375°N | 90.500°W - 90.375°W | o40090d4.tif | |||||||
Addieville | 7.5deg x 7.5deg | 1:24,000 | 38.500°N - 38.375°N | 89.500°W - 89.375°W | o38089d4.tif | |||||||
Akin | 7.5deg x 7.5deg | 1:24,000 | 38.000°N - 37.875°N | 88.750°W - 88.625°W | o37088h6.tif | |||||||
Albion | 15min x 15min | 38.500°N - 38.250°N | 88.250°W - 88.000°W | |||||||||
Albion North | 7.5deg x 7.5deg | 1:24,000 | 38.500°N - 38.375°N | 88.125°W - 88.000°W | o38088d1.tif | |||||||
Albion NW | 7.5deg x 7.5deg | 1:24,000 | 38.500°N - 38.375°N | 88.250°W - 88.125°W | o38088d2.tif | |||||||
Albion South | 7.5deg x 7.5deg | 1:24,000 | 38.375°N - 38.250°N | 88.125°W - 88.000°W | o38088c1.tif | |||||||
Aledo | 60min x 60min | 1:100,000 | 41.500°N - 41.000°N | 91.000°W - 90.000°W | f41090a1.tif | |||||||
Aledo East | 7.5deg x 7.5deg | 1:24,000 | 41.250°N - 41.125°N | 90.750°W - 90.625°W | o41090b6.tif | |||||||
Aledo West | 7.5deg x 7.5deg | 1:24,000 | 41.250°N - 41.125°N | 90.875°W - 90.750°W | o41090b7.tif | |||||||
Alexander | 7.5deg x 7.5deg | 1:24,000 | 39.750°N - 39.625°N | 90.125°W - 90.000°W | o39090f1.tif | |||||||
Alexis | 15min x 15min | 41.250°N - 41.000°N | 90.750°W - 90.500°W | |||||||||
Alexis | 7.5deg x 7.5deg | 1:24,000 | 41.125°N - 41.000°N | 90.625°W - 90.500°W | o41090a5.tif | |||||||
Allerton | 7.5deg x 7.5deg | 1:24,000 | 40.000°N - 39.875°N | 88.000°W - 87.875°W | o39087h8.tif | |||||||
Alsey | 7.5deg x 7.5deg | 1:24,000 | 39.625°N - 39.500°N | 90.500°W - 90.375°W | o39090e4.tif | |||||||
Altamont East | 7.5deg x 7.5deg | 1:24,000 | 39.125°N - 39.000°N | 88.750°W - 88.625°W | o39088a6.tif | |||||||
Altamont West | 7.5deg x 7.5deg | 1:24,000 | 39.125°N - 39.000°N | 88.875°W - 88.750°W | o39088a7.tif | |||||||
Altenburg | 15min x 15min | 37.750°N - 37.500°N | 89.750°W - 89.500°W | |||||||||
Altenburg | 7.5deg x 7.5deg | 1:24,000 | 37.750°N - 37.625°N | 89.625°W - 89.500°W | o37089f5.tif | |||||||
Alto Pass | 15min x 15min | 37.750°N - 37.500°N | 89.500°W - 89.250°W | |||||||||
Alton | 7.5deg x 7.5deg | 1:24,000 | 39.000°N - 38.875°N | 90.250°W - 90.125°W | o38090h2.tif | |||||||
Alton | 15min x 15min | 39.000°N - 38.750°N | 90.250°W - 90.000°W | |||||||||
Ambia | 7.5deg x 7.5deg | 1:24,000 | 40.500°N - 40.375°N | 87.625°W - 87.500°W | o40087d5.tif | |||||||
Amboy | 7.5deg x 7.5deg | 1:24,000 | 41.750°N - 41.625°N | 89.375°W - 89.250°W | o41089f3.tif | |||||||
Amboy | 15min x 15min | 41.750°N - 41.500°N | 89.500°W - 89.250°W | |||||||||
Ames | 7.5deg x 7.5deg | 1:24,000 | 38.250°N - 38.125°N | 90.125°W - 90.000°W | o38090b1.tif | |||||||
Andalusia | 7.5deg x 7.5deg | 1:24,000 | 41.500°N - 41.375°N | 90.750°W - 90.625°W | o41090d6.tif | |||||||
Andover | 7.5deg x 7.5deg | 1:24,000 | 41.375°N - 41.250°N | 90.375°W - 90.250°W | o41090c3.tif | |||||||
Anna | 7.5deg x 7.5deg | 1:24,000 | 37.500°N - 37.375°N | 89.250°W - 89.125°W | o37089d2.tif | |||||||
Annada | 7.5deg x 7.5deg | 1:24,000 | 39.375°N - 39.250°N | 90.875°W - 90.750°W | o39090c7.tif | |||||||
Annapolis | 7.5deg x 7.5deg | 1:24,000 | 39.250°N - 39.125°N | 87.875°W - 87.750°W | o39087b7.tif | |||||||
Annapolis | 15min x 15min | 39.250°N - 39.000°N | 88.000°W - 87.750°W | |||||||||
Annawan | 7.5deg x 7.5deg | 1:24,000 | 41.500°N - 41.375°N | 90.000°W - 89.875°W | o41089d8.tif | |||||||
Annawan | 15min x 15min | 41.500°N - 41.250°N | 90.000°W - 89.750°W | |||||||||
Antioch | 7.5deg x 7.5deg | 1:24,000 | 42.500°N - 42.375°N | 88.125°W - 88.000°W | o42088d1.tif | |||||||
Apple River | 7.5deg x 7.5deg | 1:24,000 | 42.625°N - 42.500°N | 90.125°W - 90.000°W | o42090e1.tif | |||||||
Appleton | 7.5deg x 7.5deg | 1:24,000 | 41.000°N - 40.875°N | 90.250°W - 90.125°W | o40090h2.tif | |||||||
Arcola | 7.5deg x 7.5deg | 1:24,000 | 39.750°N - 39.625°N | 88.375°W - 88.250°W | o39088f3.tif | |||||||
Arcola | 15min x 15min | 39.750°N - 39.500°N | 88.500°W - 88.250°W | |||||||||
Arenzville | 15min x 15min | 40.000°N - 39.750°N | 90.500°W - 90.250°W | |||||||||
Arenzville East | 7.5deg x 7.5deg | 1:24,000 | 40.000°N - 39.875°N | 90.375°W - 90.250°W | o39090h3.tif | |||||||
Arenzville West | 7.5deg x 7.5deg | 1:24,000 | 40.000°N - 39.875°N | 90.500°W - 90.375°W | o39090h4.tif | |||||||
Argenta | 7.5deg x 7.5deg | 1:24,000 | 40.000°N - 39.875°N | 88.875°W - 88.750°W | o39088h7.tif | |||||||
Arlington Heights | 7.5deg x 7.5deg | 1:24,000 | 42.125°N - 42.000°N | 88.000°W - 87.875°W | o42087a8.tif | |||||||
Armington | 7.5deg x 7.5deg | 1:24,000 | 40.375°N - 40.250°N | 89.375°W - 89.250°W | o40089c3.tif | |||||||
Arrowsmith | 7.5deg x 7.5deg | 1:24,000 | 40.500°N - 40.375°N | 88.750°W - 88.625°W | o40088d6.tif | |||||||
Arrowsmith | 15min x 15min | 40.500°N - 40.250°N | 88.750°W - 88.500°W | |||||||||
Arthur | 7.5deg x 7.5deg | 1:24,000 | 39.750°N - 39.625°N | 88.500°W - 88.375°W | o39088f4.tif | |||||||
Ashburn | 7.5deg x 7.5deg | 1:24,000 | 39.625°N - 39.500°N | 91.250°W - 91.125°W | o39091e2.tif | |||||||
Ashland | 7.5deg x 7.5deg | 1:24,000 | 40.000°N - 39.875°N | 90.125°W - 90.000°W | o39090h1.tif | |||||||
Ashley | 15min x 15min | 38.500°N - 38.250°N | 89.250°W - 89.000°W | |||||||||
Ashley | 7.5deg x 7.5deg | 1:24,000 | 38.375°N - 38.250°N | 89.250°W - 89.125°W | o38089c2.tif | |||||||
Ashmore | 7.5deg x 7.5deg | 1:24,000 | 39.625°N - 39.500°N | 88.125°W - 88.000°W | o39088e1.tif | |||||||
Ashton | 7.5deg x 7.5deg | 1:24,000 | 41.875°N - 41.750°N | 89.250°W - 89.125°W | o41089g2.tif | |||||||
Assumption | 15min x 15min | 39.750°N - 39.500°N | 89.250°W - 89.000°W | |||||||||
Assumption | 7.5deg x 7.5deg | 1:24,000 | 39.625°N - 39.500°N | 89.125°W - 89.000°W | o39089e1.tif | |||||||
Astoria | 7.5deg x 7.5deg | 1:24,000 | 40.250°N - 40.125°N | 90.375°W - 90.250°W | o40090b3.tif | |||||||
Athens | 7.5deg x 7.5deg | 1:24,000 | 40.000°N - 39.875°N | 89.750°W - 89.625°W | o39089h6.tif | |||||||
Athensville | 7.5deg x 7.5deg | 1:24,000 | 39.500°N - 39.375°N | 90.250°W - 90.125°W | o39090d2.tif | |||||||
Atkinson | 7.5deg x 7.5deg | 1:24,000 | 41.500°N - 41.375°N | 90.125°W - 90.000°W | o41090d1.tif | |||||||
Atwater | 7.5deg x 7.5deg | 1:24,000 | 39.375°N - 39.250°N | 89.750°W - 89.625°W | o39089c6.tif | |||||||
Atwood | 7.5deg x 7.5deg | 1:24,000 | 39.875°N - 39.750°N | 88.500°W - 88.375°W | o39088g4.tif | |||||||
Augusta | 7.5deg x 7.5deg | 1:24,000 | 40.250°N - 40.125°N | 91.000°W - 90.875°W | o40090b8.tif | |||||||
Augusta | 15min x 15min | 40.250°N - 40.000°N | 91.000°W - 90.750°W | |||||||||
Aurora | 60min x 60min | 1:100,000 | 42.000°N - 41.500°N | 89.000°W - 88.000°W | f41088e1.tif | |||||||
Aurora | 1deg x 2deg | 1:250,000 | 42.000°N - 41.000°N | 90.000°W - 88.000°W | c41088a1.tif | |||||||
Aurora | 30min x 30min | 42.000°N - 41.500°N | 88.500°W - 88.000°W | |||||||||
Aurora E | 1deg x 1deg | 42.000°N - 41.000°N | 89.000°W - 88.000°W | |||||||||
Aurora North | 7.5deg x 7.5deg | 1:24,000 | 41.875°N - 41.750°N | 88.375°W - 88.250°W | o41088g3.tif | |||||||
Aurora South | 7.5deg x 7.5deg | 1:24,000 | 41.750°N - 41.625°N | 88.375°W - 88.250°W | o41088f3.tif | |||||||
Aurora W | 1deg x 1deg | 42.000°N - 41.000°N | 90.000°W - 89.000°W | |||||||||
Ava | 7.5deg x 7.5deg | 1:24,000 | 38.000°N - 37.875°N | 89.500°W - 89.375°W | o37089h4.tif | |||||||
Avena | 7.5deg x 7.5deg | 1:24,000 | 39.125°N - 39.000°N | 89.000°W - 88.875°W | o39088a8.tif | |||||||
Avon | 15min x 15min | 40.750°N - 40.500°N | 90.500°W - 90.250°W | |||||||||
Avon | 7.5deg x 7.5deg | 1:24,000 | 40.750°N - 40.625°N | 90.500°W - 90.375°W | o40090f4.tif |