Environmental Impact Statement (EIS) Database
EIS Details
EIS Title
Houston Ship Channel Expansion Channel Improvement ProjectEIS Number
20200026Document Type
FinalFederal Register Date
2020-02-07 00:00:00.0EIS Comment Due/ Review Period Date
2020-04-13 00:00:00.0Amended Notice Date
2020-03-13 00:00:00.0Amended Notice
Revision to FR Notice Published 2/7/2020; Extending the Review Period from 3/9/2020 to 4/13/2020.Supplemental Information
Issuance of Notice of Intent to Prepare an EIS:
EPA Comment Letter Date
2020-03-04 00:00:00.0State or Territory
TXLead Agency
U.S. Army Corps of EngineersContact Name
Harmon BrownContact Phone
409-766-3837Rating (if Draft EIS)
As of October 2018, EPA discontinued the use of ratings for Draft EISs.
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HSC_Appendix_A_Plan_Formulation.pdf (73 pp, 4515.6142578125 K)
HSC_Appendix_B_Economics.pdf (187 pp, 5499.9130859375 K)
HSC_Appendix_C_Attachment2_Pipeline_Relocations.pdf (8 pp, 180.8037109375 K)
HSC_Appendix_C_Attachment3_Climate_Change_SLR.pdf (36 pp, 2125.962890625 K)
HSC_Appendix_C_Attachment4a_Engineering_Data_Models.pdf (133 pp, 15274.4619140625 K)
HSC_Appendix_C_Attachment5b_Ship_Simulation.pdf (298 pp, 51141.3857421875 K)
HSC_Appendix_C_Attachment5a_Ship_Simulation.pdf (216 pp, 33994.037109375 K)
HSC_Appendix_C_Attachment6_Slope_Stability_BSC_BCC.pdf (508 pp, 11162.09765625 K)
HSC_Appendix_C_Attachment7_Slope_Stability_Placement_Areas.pdf (172 pp, 18014.21484375 K)
HSC_Appendix_C_Attachment9_Bayport_Flare_Sediment.pdf (13 pp, 1673.5166015625 K)
HSC_Appendix_C_Attachment10_Channel_Volumes.pdf (30 pp, 218.32421875 K)
HSC_Appendix_C_Engineering.pdf (191 pp, 17778.4501953125 K)
HSC_Appendix_D_Real_Estate.pdf (58 pp, 4551.177734375 K)
HSC_Appendix_F_Agency_Tribal_Coordination.pdf (56 pp, 3930.7119140625 K)
HSC_Appendix_G_Attachment1_Projected_Emissions_Reductions.pdf (17 pp, 386.8291015625 K)
HSC_Appendix_H_404b1.pdf (32 pp, 6290.1162109375 K)
HSC_Appendix_I__CZMA.pdf (18 pp, 404.2412109375 K)
HSC_Appendix_J_General_Conformity_Determination.pdf (124 pp, 19497.013671875 K)
HSC_Appendix_K_ESA.pdf (86 pp, 3589.4130859375 K)
HSC_Appendix_M_FWCA.pdf (84 pp, 5875.240234375 K)
HSC_Appendix_N_NHPA.pdf (28 pp, 1851.53515625 K)
HSC_Appendix_O_Habitat_Modeling.pdf (24 pp, 935.1474609375 K)
HSC_Appendix_P1_Oyster_Mitigation.pdf (51 pp, 5472.2998046875 K)
HSC_Appendix_Q_Preparers.pdf (6 pp, 331.6875 K)
HSC_Appendix_R_DMMP.pdf (141 pp, 13135.1767578125 K)
HSC_Appendix_Sa_Sediment_Sampling_Analysis_S_Morgans_Point.pdf (1290 pp, 36280.111328125 K)
HSC_Appendix_Sc_Sediment_Sampling_Analysis_S_Morgans_Point.pdf (4949 pp, 19775.7548828125 K)
HSC_Appendix_Sf_Sediment_Sampling_Analysis_S_Morgans_Point.pdf (149 pp, 33001.966796875 K)
HSC_Appendix_Sd_Sediment_Sampling_Analysis_S_Morgans_Point.pdf (4890 pp, 15416.029296875 K)
HSC_Appendix_Ta_Sediment_Sampling_Analysis_N_Morgans_Point.pdf (536 pp, 38828.1357421875 K)
HSC_Appendix_Tb_Sediment_Sampling_Analysis_N_Morgans_Point.pdf (1048 pp, 32027.2783203125 K)
HSC_Appendix_U_NFS_Letters.pdf (5 pp, 142.521484375 K)
HSC_ECIP_FIFR-EIS.pdf (250 pp, 5341.45703125 K)
HSC_Proposed_Chiefs_Report.pdf (7 pp, 219.859375 K)
HSC_Appendix_E_Public_Coordination (1).pdf (802 pp, 49438.83984375 K)
HSC_Appendix_C_Attachment1_Cost_Estimate.pdf (87 pp, 10012.7666015625 K)
HSC_Appendix_L_EFH.pdf (67 pp, 1669.828125 K)
HSC_Appendix_C_Attachment4b_Numerical_Modeling_Report.pdf (137 pp, 22081.0 K)
HSC_Appendix_C_Attachment8_CSAT_Report.pdf (14 pp, 752.8681640625 K)
HSC_Appendix_C_Engineering_Plates.pdf (38 pp, 31364.109375 K)
HSC_Appendix_G_Environmental.pdf (241 pp, 25129.85546875 K)
HSC_Appendix_P2_Wetlands_Mitigation.pdf (23 pp, 3023.0048828125 K)
HSC_Appendix_Sb_Sediment_Sampling_Analysis_S_Morgans_Point.pdf (4027 pp, 18252.8515625 K)
HSC_Appendix_Se_Sediment_Sampling_Analysis_S_Morgans_Point.pdf (191 pp, 35354.9560546875 K)
Comment Letter(s):20200026 Houston Ship Channel Expansion Channel Improvement Project FEIS.pdf (1 pp, 224.9130859375 K)