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rime Period Estimetad Estimutad <br /> Ere of Epoch Reck Series Daratiad Team Sean <br /> Rods System I I Years <br /> Quaternary Recent Epoch Recent 10 to 25.000 <br /> ` Pleistocene Pleistocene 1 million 1 million <br /> m <br /> LU` <br /> _o Tertiary Pliocene Pliocene 12 million 13 midiron <br /> 0 Miocene Miocene 12 million 25 million <br /> 0 <br /> v Oligocene Oligocene 11 million 36 million <br /> Eocene Eocene 22 million 58 midiron <br /> Paleocene Paleocene 5 million 63 million <br /> Cretaceous Late Cretaceous Upper Cretaceous 62 million <br /> ® <br /> I Early Cretaceous I Lower Cretaceous 135 million <br /> UA` <br /> `6 Jurassic Late Jurassic Upper Jurassic <br /> 0 46 million <br /> Early Jurassic Lower Jurassic 181 million <br /> a, <br /> Triassic Late Triassic Upper Triassic 49 million <br /> Early Triassic ,Lower Triassic 230 million <br /> Permian Late Permian Upper Permian 50 million <br /> Early Permian I Lower Permian 280 million <br /> 'Pennsylvanian Late Pennsylvanian Upper Pennsylvanian <br /> Middle Pennsylvanian Middle Pennsylvanian 65 <br /> Early Pennsylvanian Lower Pennsylvanian <br /> millron <br /> *Mississippian- Late Mississippian Upper Mississippian _ <br /> Early Mississippian Lower Mississippian <br /> 345 million <br /> ® Devonian Late Devonian Upper Devonian 6 <br /> ur 0 Middle Devonian Middle Devonian <br /> - million <br /> ,„ Early Devonian Lower Devonian 405 miilton <br /> 0 <br /> e <br /> a Silurian Late Silurian Upper Silurian 20 <br /> Middle Silurian Middle Silurian <br /> million 425 million <br /> Early Silurian Lower Silurian <br /> Ordovician Late Ordovician Upper Ordovician 75 <br /> Middle Ordovician Middle Ordovician <br /> mllion <br /> Early Ordovician Lower Ordovician 500 million <br /> Cambrian Late Cambrian Upper Cambrian 100 <br /> Middle Cambrian Middle Cambrian <br /> million <br /> Early Cambrian Lower Cambrian 600 million <br /> Precambrian ( Informal subdivisions used locally t Over 3 billion <br /> ®Considered subdivisions of the Carboniferous Rock System <br /> ,GEOLOGIC TIME SCALE PLATE <br /> KLEIN F E L D E R FOOTHILL SANITARY LANDFILL - <br /> SAN JOAQUIN COUNTY' CALIFORNIA <br /> PROJECT NO . 24-2200027AO=8 <br /> M —6 <br />