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| USGS Map Name | Map Size | Scale | Latitude | Longitude | DRG Filename | View Map | ||||||
| O'Brien | 7.5deg x 7.5deg | 1:24,000 | 40.875°N - 40.750°N | 122.375°W - 122.250°W | o40122g3.tif | |||||||
| O'Neals | 7.5deg x 7.5deg | 1:24,000 | 37.250°N - 37.125°N | 119.750°W - 119.625°W | o37119b6.tif | |||||||
| Oak Run | 7.5deg x 7.5deg | 1:24,000 | 40.750°N - 40.625°N | 122.125°W - 122.000°W | o40122f1.tif | |||||||
| Oakdale | 7.5deg x 7.5deg | 1:24,000 | 37.875°N - 37.750°N | 120.875°W - 120.750°W | o37120g7.tif | |||||||
| Oakdale | 60min x 60min | 1:100,000 | 38.000°N - 37.500°N | 121.000°W - 120.000°W | f37120e1.tif | |||||||
| Oakland East | 7.5deg x 7.5deg | 1:24,000 | 37.875°N - 37.750°N | 122.250°W - 122.125°W | o37122g2.tif | |||||||
| Oakland West | 7.5deg x 7.5deg | 1:24,000 | 37.875°N - 37.750°N | 122.375°W - 122.250°W | o37122g3.tif | |||||||
| Oasis | 7.5deg x 7.5deg | 1:24,000 | 33.500°N - 33.375°N | 116.125°W - 116.000°W | o33116d1.tif | |||||||
| Oasis | 7.5deg x 7.5deg | 1:24,000 | 33.500°N - 33.375°N | 116.125°W - 116.000°W | o33116d1.tif | |||||||
| Oat Mountain | 7.5deg x 7.5deg | 1:24,000 | 34.375°N - 34.250°N | 118.625°W - 118.500°W | o34118c5.tif | |||||||
| Oat Mountain | 7.5deg x 7.5deg | 1:24,000 | 34.375°N - 34.250°N | 118.625°W - 118.500°W | o34118c5.tif | |||||||
| Observation Peak | 7.5deg x 7.5deg | 1:24,000 | 40.875°N - 40.750°N | 120.250°W - 120.125°W | o40120g2.tif | |||||||
| Observation Peak | 15min x 15min | 41.000°N - 40.750°N | 120.250°W - 120.000°W | |||||||||
| Obsidian Butte | 7.5deg x 7.5deg | 1:24,000 | 33.250°N - 33.125°N | 115.750°W - 115.625°W | o33115b6.tif | |||||||
| Obsidian Butte | 7.5deg x 7.5deg | 1:24,000 | 33.250°N - 33.125°N | 115.750°W - 115.625°W | o33115b6.tif | |||||||
| Ocean Side | 15min x 15min | 33.250°N - 33.000°N | 117.500°W - 117.250°W | |||||||||
| Oceano | 7.5deg x 7.5deg | 1:24,000 | 35.125°N - 35.000°N | 120.642°W - 120.500°W | o35120a5.tif | |||||||
| Oceano | 7.5deg x 7.5deg | 35.125°N - 35.000°N | 120.625°W - 120.500°W | |||||||||
| Oceano OE W | 7.5deg x 7.5deg | 35.125°N - 35.000°N | 120.750°W - 120.625°W | |||||||||
| Oceanside | 7.5deg x 7.5deg | 1:24,000 | 33.250°N - 33.125°N | 117.500°W - 117.375°W | o33117b4.tif | |||||||
| Oceanside | 7.5deg x 7.5deg | 1:24,000 | 33.250°N - 33.125°N | 117.500°W - 117.375°W | o33117b4.tif | |||||||
| Oceanside | 60min x 60min | 1:100,000 | 33.500°N - 33.000°N | 118.000°W - 117.000°W | f33117a1.tif | |||||||
| Ogilby | 7.5deg x 7.5deg | 1:24,000 | 32.875°N - 32.750°N | 114.875°W - 114.750°W | o32114g7.tif | |||||||
| Ogilby | 7.5deg x 7.5deg | 1:24,000 | 32.875°N - 32.750°N | 114.875°W - 114.750°W | o32114g7.tif | |||||||
| Ogilby | 15min x 15min | 33.000°N - 32.750°N | 115.000°W - 114.750°W | |||||||||
| Oil Center | 7.5deg x 7.5deg | 1:24,000 | 35.500°N - 35.375°N | 119.000°W - 118.875°W | o35118d8.tif | |||||||
| Oildale | 7.5deg x 7.5deg | 1:24,000 | 35.500°N - 35.375°N | 119.125°W - 119.000°W | o35119d1.tif | |||||||
| Oiler Peak | 7.5deg x 7.5deg | 1:24,000 | 35.375°N - 35.250°N | 118.625°W - 118.500°W | o35118c5.tif | |||||||
| Ojai | 7.5deg x 7.5deg | 1:24,000 | 34.500°N - 34.375°N | 119.250°W - 119.125°W | o34119d2.tif | |||||||
| Olancha | 7.5deg x 7.5deg | 1:24,000 | 36.375°N - 36.250°N | 118.125°W - 118.000°W | o36118c1.tif | |||||||
| Olancha | 15min x 15min | 36.500°N - 36.250°N | 118.250°W - 118.000°W | |||||||||
| Olancha | 30min x 30min | 36.500°N - 36.000°N | 118.500°W - 118.000°W | |||||||||
| Old Dad Mountain | 7.5deg x 7.5deg | 1:24,000 | 35.125°N - 35.000°N | 115.875°W - 115.750°W | o35115a7.tif | |||||||
| Old Dad Mountain | 7.5deg x 7.5deg | 1:24,000 | 35.125°N - 35.000°N | 115.875°W - 115.750°W | o35115a7.tif | |||||||
| Old Dad Mountain | 15min x 15min | 35.250°N - 35.000°N | 116.000°W - 115.750°W | |||||||||
| Old Ibex Pass | 7.5deg x 7.5deg | 1:24,000 | 35.750°N - 35.625°N | 116.500°W - 116.375°W | o35116f4.tif | |||||||
| Old Ibex Pass | 7.5deg x 7.5deg | 1:24,000 | 35.750°N - 35.625°N | 116.500°W - 116.375°W | o35116f4.tif | |||||||
| Old Iron Mountain | 7.5deg x 7.5deg | 1:24,000 | 38.750°N - 38.625°N | 120.500°W - 120.375°W | o38120f4.tif | |||||||
| Old Mammoth | 7.5deg x 7.5deg | 1:24,000 | 37.750°N - 37.625°N | 119.000°W - 118.875°W | o37118f8.tif | |||||||
| Old Man Mountain | 7.5deg x 7.5deg | 1:24,000 | 34.625°N - 34.500°N | 119.500°W - 119.375°W | o34119e4.tif | |||||||
| Old Station | 7.5deg x 7.5deg | 1:24,000 | 40.750°N - 40.625°N | 121.500°W - 121.375°W | o40121f4.tif | |||||||
| Old Woman Springs | 7.5deg x 7.5deg | 1:24,000 | 34.500°N - 34.375°N | 116.750°W - 116.625°W | o34116d6.tif | |||||||
| Old Woman Springs | 15min x 15min | 34.500°N - 34.250°N | 116.750°W - 116.500°W | |||||||||
| Old Woman Statue | 7.5deg x 7.5deg | 1:24,000 | 34.625°N - 34.500°N | 115.250°W - 115.125°W | o34115e2.tif | |||||||
| Olinda | 7.5deg x 7.5deg | 1:24,000 | 40.500°N - 40.375°N | 122.500°W - 122.375°W | o40122d4.tif | |||||||
| Olivehurst | 7.5deg x 7.5deg | 1:24,000 | 39.125°N - 39.000°N | 121.625°W - 121.500°W | o39121a5.tif | |||||||
| Omo Ranch | 7.5deg x 7.5deg | 1:24,000 | 38.625°N - 38.500°N | 120.625°W - 120.500°W | o38120e5.tif | |||||||
| Onion Butte | 7.5deg x 7.5deg | 1:24,000 | 40.250°N - 40.125°N | 121.625°W - 121.500°W | o40121b5.tif | |||||||
| Onion Valley | 7.5deg x 7.5deg | 1:24,000 | 39.875°N - 39.750°N | 121.000°W - 120.875°W | o39120g8.tif | |||||||
| Ono | 15min x 15min | 40.500°N - 40.250°N | 122.750°W - 122.500°W | |||||||||
| Ono | 7.5min x 15min | 1:24,000 | 40.500°N - 40.375°N | 122.750°W - 122.500°W | o40122d5.tif | |||||||
| Ono | 7.5deg x 7.5deg | 40.500°N - 40.375°N | 122.625°W - 122.500°W | |||||||||
| Ontario | 7.5deg x 7.5deg | 1:24,000 | 34.125°N - 34.000°N | 117.750°W - 117.625°W | o34117a6.tif | |||||||
| Ontario | 15min x 15min | 34.250°N - 34.000°N | 117.750°W - 117.500°W | |||||||||
| Onyx | 7.5deg x 7.5deg | 1:24,000 | 35.750°N - 35.625°N | 118.250°W - 118.125°W | o35118f2.tif | |||||||
| Onyx | 15min x 15min | 35.750°N - 35.500°N | 118.250°W - 118.000°W | |||||||||
| Onyx Peak | 7.5deg x 7.5deg | 1:24,000 | 34.250°N - 34.125°N | 116.750°W - 116.625°W | o34116b6.tif | |||||||
| Opal Mountain | 7.5deg x 7.5deg | 1:24,000 | 35.250°N - 35.125°N | 117.250°W - 117.125°W | o35117b2.tif | |||||||
| Opal Mountain | 15min x 15min | 35.250°N - 35.000°N | 117.250°W - 117.000°W | |||||||||
| Orange | 7.5deg x 7.5deg | 1:24,000 | 33.875°N - 33.750°N | 117.875°W - 117.750°W | o33117g7.tif | |||||||
| Orange | 7.5deg x 7.5deg | 1:24,000 | 33.875°N - 33.750°N | 117.875°W - 117.750°W | o33117g7.tif | |||||||
| Orange Cove North | 7.5deg x 7.5deg | 1:24,000 | 36.750°N - 36.625°N | 119.375°W - 119.250°W | o36119f3.tif | |||||||
| Orange Cove South | 7.5deg x 7.5deg | 1:24,000 | 36.625°N - 36.500°N | 119.375°W - 119.250°W | o36119e3.tif | |||||||
| Orchard Peak | 7.5deg x 7.5deg | 1:24,000 | 35.750°N - 35.625°N | 120.250°W - 120.125°W | o35120f2.tif | |||||||
| Orchard Peak | 15min x 15min | 35.750°N - 35.500°N | 120.250°W - 120.000°W | |||||||||
| Orcutt | 7.5deg x 7.5deg | 1:24,000 | 34.875°N - 34.750°N | 120.500°W - 120.375°W | o34120g4.tif | |||||||
| Ord Ferry | 7.5deg x 7.5deg | 1:24,000 | 39.750°N - 39.625°N | 122.000°W - 121.875°W | o39121f8.tif | |||||||
| Ord Mountain | 7.5deg x 7.5deg | 1:24,000 | 34.750°N - 34.625°N | 116.875°W - 116.750°W | o34116f7.tif | |||||||
| Ord Mountains | 15min x 15min | 34.750°N - 34.500°N | 117.000°W - 116.750°W | |||||||||
| Oregon Caves | 7.5deg x 7.5deg | 1:24,000 | 42.125°N - 42.000°N | 123.500°W - 123.375°W | o42123a4.tif | |||||||
| Oregon Caves | 7.5deg x 7.5deg | 1:24,000 | 42.125°N - 42.000°N | 123.500°W - 123.375°W | o42123a4.tif | |||||||
| Oregon Caves | 15min x 15min | 42.250°N - 42.000°N | 123.500°W - 123.250°W | |||||||||
| Oregon House | 7.5deg x 7.5deg | 1:24,000 | 39.375°N - 39.250°N | 121.375°W - 121.250°W | o39121c3.tif | |||||||
| Orestimba | 15min x 15min | 37.500°N - 37.250°N | 121.250°W - 121.000°W | |||||||||
| Orestimba Peak | 7.5deg x 7.5deg | 1:24,000 | 37.375°N - 37.250°N | 121.250°W - 121.125°W | o37121c2.tif | |||||||
| Orick | 7.5deg x 7.5deg | 1:24,000 | 41.375°N - 41.250°N | 124.125°W - 124.000°W | o41124c1.tif | |||||||
| Orick | 15min x 15min | 41.500°N - 41.250°N | 124.250°W - 124.000°W | |||||||||
| Orick | 60min x 60min | 1:100,000 | 41.500°N - 41.000°N | 125.000°W - 124.000°W | f41124a1.tif | |||||||
| Orland | 7.5deg x 7.5deg | 1:24,000 | 39.750°N - 39.625°N | 122.250°W - 122.125°W | o39122f2.tif | |||||||
| Orleans | 7.5deg x 7.5deg | 1:24,000 | 41.375°N - 41.250°N | 123.625°W - 123.500°W | o41123c5.tif | |||||||
| Orleans | 15min x 15min | 41.500°N - 41.250°N | 123.750°W - 123.500°W | |||||||||
| Orleans Mountain | 7.5deg x 7.5deg | 1:24,000 | 41.375°N - 41.250°N | 123.500°W - 123.375°W | o41123c4.tif | |||||||
| Ornbaun Valley | 7.5deg x 7.5deg | 1:24,000 | 39.000°N - 38.875°N | 123.375°W - 123.250°W | o38123h3.tif | |||||||
| Ornbaun Valley | 15min x 15min | 39.000°N - 38.750°N | 123.500°W - 123.250°W | |||||||||
| Orocopia Canyon | 7.5deg x 7.5deg | 1:24,000 | 33.625°N - 33.500°N | 115.875°W - 115.750°W | o33115e7.tif | |||||||
| Orocopia Canyon | 7.5deg x 7.5deg | 1:24,000 | 33.625°N - 33.500°N | 115.875°W - 115.750°W | o33115e7.tif | |||||||
| Oroville | 7.5deg x 7.5deg | 1:24,000 | 39.625°N - 39.500°N | 121.625°W - 121.500°W | o39121e5.tif | |||||||
| Oroville | 15min x 15min | 39.750°N - 39.500°N | 121.750°W - 121.500°W | |||||||||
| Oroville Dam | 7.5deg x 7.5deg | 1:24,000 | 39.625°N - 39.500°N | 121.500°W - 121.375°W | o39121e4.tif | |||||||
| Orrs Springs | 7.5deg x 7.5deg | 1:24,000 | 39.250°N - 39.125°N | 123.375°W - 123.250°W | o39123b3.tif | |||||||
| Ortigalita Peak | 7.5deg x 7.5deg | 1:24,000 | 36.875°N - 36.750°N | 121.000°W - 120.875°W | o36120g8.tif | |||||||
| Ortigalita Peak | 15min x 15min | 37.000°N - 36.750°N | 121.000°W - 120.750°W | |||||||||
| Ortigalita Peak NW | 7.5deg x 7.5deg | 1:24,000 | 37.000°N - 36.875°N | 121.000°W - 120.875°W | o36120h8.tif | |||||||
| Otay Mesa | 7.5deg x 7.5deg | 1:24,000 | 32.625°N - 32.500°N | 117.000°W - 116.875°W | o32116e8.tif | |||||||
| Otay Mesa | 7.5deg x 7.5deg | 1:24,000 | 32.625°N - 32.500°N | 117.000°W - 116.875°W | o32116e8.tif | |||||||
| Otay Mountain | 7.5deg x 7.5deg | 1:24,000 | 32.625°N - 32.500°N | 116.875°W - 116.750°W | o32116e7.tif | |||||||
| Otay Mountain | 7.5deg x 7.5deg | 1:24,000 | 32.625°N - 32.500°N | 116.875°W - 116.750°W | o32116e7.tif | |||||||
| Owens Lake | 7.5deg x 7.5deg | 1:24,000 | 36.500°N - 36.375°N | 118.000°W - 117.875°W | o36117d8.tif | |||||||
| Owens Peak | 7.5deg x 7.5deg | 1:24,000 | 35.750°N - 35.625°N | 118.000°W - 117.875°W | o35117f8.tif | |||||||
| Owens Reservoir | 7.5deg x 7.5deg | 1:24,000 | 37.375°N - 37.250°N | 120.250°W - 120.125°W | o37120c2.tif | |||||||
| Owl Creek | 7.5deg x 7.5deg | 1:24,000 | 40.625°N - 40.500°N | 124.000°W - 123.875°W | o40123e8.tif | |||||||
| Owl Lake | 7.5deg x 7.5deg | 1:24,000 | 35.750°N - 35.625°N | 116.750°W - 116.625°W | o35116f6.tif | |||||||
| Owl Lake | 7.5deg x 7.5deg | 1:24,000 | 35.750°N - 35.625°N | 116.750°W - 116.625°W | o35116f6.tif | |||||||
| Owlshead Mountains | 60min x 60min | 1:100,000 | 36.000°N - 35.500°N | 117.000°W - 116.000°W | f35116e1.tif | |||||||
| Oxalis | 7.5deg x 7.5deg | 1:24,000 | 37.000°N - 36.875°N | 120.625°W - 120.500°W | o36120h5.tif | |||||||
| Oxbow Bridge | 7.5deg x 7.5deg | 1:24,000 | 40.250°N - 40.125°N | 122.625°W - 122.500°W | o40122b5.tif | |||||||
| Oxnard | 7.5deg x 7.5deg | 1:24,000 | 34.250°N - 34.125°N | 119.250°W - 119.125°W | o34119b2.tif | |||||||
| Oxnard OE W | 7.5deg x 7.5deg | 34.250°N - 34.125°N | 119.375°W - 119.250°W |