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  NWO-2017-00703-WEH
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NWO-2017-00703-WEH

Posted: 10/19/2017

Expiration date: 11/9/2017


Lyman Richey Corporation proposes to expand Pit 40 to the south. The proposed expansion would occur within five, 5-year phases and result in the discharge of fill material into waters of the United States as follows: Phase 1 is years one through five and will impact 7.5 acres of L1UB open water; 0.66 acre of PEMA/C riverine floodplain wetland; 0.89 acre of PEMA/C lacustrine fringe wetland; 0.38 acre of PSSA lacustrine fringe wetland; 0.29 acre of PEMF riverine floodplain wetland; and 0.11 acre of PEMA/C agricultural riverine floodplain wetland. Phase 2 is years six through ten and will impact 0.54 acre of PEMA/C riverine floodplain wetland; 0.52 acre of PEMA/C lacustrine fringe wetland; 0.05 acre of PEMA/C riverine channel wetland; 0.23 acre of PEMF riverine floodplain wetland; and 2.84 acres of PEMA/C agricultural riverine floodplain wetland. Phase 3 is years eleven through fifteen and will impact 3,005 linear feet of R2UBH stream channel; 0.19 acre of PEMA/C riverine floodplain wetland; 0.50 acre of PEMA/C riverine channel wetland; 1.99 acres of PSSA riverine channel wetland; 1.03 acres of PFOA riverine channel wetland; 0.10 acre of PEMF riverine channel wetland; and 2.27 acres of PEMA/C agricultural riverine floodplain wetland. Phase 4 is years sixteen through twenty and will impact 1,241 linear feet of R2UBH stream channel; 1.53 acres of PEMA/C riverine floodplain wetland; 0.03 acre of PEMA/C riverine channel wetland; 0.67 acre of PSSA riverine channel wetland; 0.43 acre of PEMF riverine channel wetland; and 2.93 acres of PEMA/C agricultural riverine floodplain wetland. Phase 5 is years twenty-one through twenty-three and will impact 257 linear feet of R2UBH stream channel; 0.17 acre of PEMA/C riverine floodplain wetland; 0.09 acre of PSSA riverine channel wetland; 0.05 acre of PFOA riverine channel wetland; 0.04 acre of PEMF riverine channel wetland; and 5.27 acres of PEMA/C agricultural riverine floodplain wetland.