Environmental Impact Statement (EIS) Database
EIS Details
EIS Title
Final Supplemental Environmental Impact Statement for the Willow Master Development Plan, AlaskaEIS Number
20230015Document Type
Final SupplementFederal Register Date
02/03/2023EIS Comment Due/ Review Period Date
03/06/2023Amended Notice Date
Amended Notice
Supplemental Information
Issuance of Notice of Intent to Prepare an EIS:
2022-02-07 00:00:00.0EPA Comment Letter Date
03/02/2023State or Territory
AKLead Agency
Bureau of Land ManagementContact Name
Carrie CecilContact Phone
907-271-1306Rating (if Draft EIS)
As of October 2018, EPA discontinued the use of ratings for Draft EISs.
You will need Adobe Reader to view some of the files on this page. See EPA's PDF page to learn more. If you need help accessing these PDF documents, please contact NEPAdatabasesupport (NEPAdatabasesupport@epa.gov) for assistance.
EIS Document(s):Willow FSEIS_App E.3B_corrected.pdf (2 pp, 140 K)
Willow FSEIS_App D.3C_2022 Ice Bridge Report_2023-01-27_corrected.pdf (30 pp, 4,034 K)
Willow FSEIS_App D.3B_corrected.pdf (2 pp, 116 K)
Willow FSEIS_App D.3A_2019-2020 Ice Bridge Report_2023-01-27_corrected.pdf (98 pp, 12,509 K)
Willow FSEIS_App D.2 - Mining Plan_corrected.pdf (51 pp, 4,370 K)
Willow FSEIS_App D.1 - Alternatives Development_corrected.pdf (268 pp, 89,410 K)
Willow FSEIS_App A.6 - Figures 3.19.1 - 4.3.5B_corrected.pdf (17 pp, 16,143 K)
Willow FSEIS_App J - Trad Knowledge_2023-01-27.pdf (112 pp, 1,871 K)
Willow FSEIS_App I - Avoidance Minimization and Mitigation2023-01-27.pdf (376 pp, 123,323 K)
Willow FSEIS_App H - Spills_2023-01-27.pdf (14 pp, 3,334 K)
Willow FSEIS_App G - 810 Analysis_2023-01-27.pdf (76 pp, 29,138 K)
Willow FSEIS_App F - Section 106_2023-01-27.pdf (30 pp, 3,900 K)
Willow FSEIS_App E.20 Cumulative_Cover Only_2023-01-27.pdf (2 pp, 32 K)
Willow FSEIS_App E.19 Wilderness_Cover Only_2023-01-27.pdf (2 pp, 33 K)
Willow FSEIS_App E.18 - Public Health_2023-01-27.pdf (8 pp, 155 K)
Willow FSEIS_App E.17 - EJ_Cover Only_2023-01-27.pdf (2 pp, 53 K)
Willow FSEIS_App E.16 - Subsistence_2023-01-27.pdf (60 pp, 43,872 K)
Willow FSEIS_App E.15 - Economics Tech Memo_2023-01-27.pdf (14 pp, 366 K)
Willow FSEIS_App E.14 - Land Use_2023-01-27.pdf (55 pp, 26,278 K)
Willow FSEIS_App E.13 - Marine_2023-01-27.pdf (28 pp, 710 K)
Willow FSEIS_App E.12 - Terrestrial_2023-01-27.pdf (26 pp, 11,035 K)
Willow FSEIS_App E.11 - Birds_2023-01-27.pdf (26 pp, 696 K)
Willow FSEIS_App E.10 - Fish_2023-01-27.pdf (8 pp, 273 K)
Willow FSEIS_App E.9 - Wetlands_2023-01-27.pdf (12 pp, 463 K)
Willow FSEIS_App E.8 - Water Resources_2023-01-27.pdf (42 pp, 1,464 K)
Willow FSEIS_App E.7 - Visual Resources_2023-01-27.pdf (26 pp, 5,421 K)
Willow FSEIS_App E.6 - Noise_Cover Only_2023-01-27.pdf (2 pp, 53 K)
Willow FSEIS_App E.5 - Contam Sites_2023-01-27.pdf (8 pp, 209 K)
Willow FSEIS_App E.4 - Soils_Cover Only_2023-01-27.pdf (2 pp, 54 K)
Willow FSEIS_App E.3C - Non-GHG Downstream_2023-01-27.pdf (22 pp, 507 K)
Willow FSEIS_App E.3A - Air Quality_2023-01-27.pdf (30 pp, 1,304 K)
Willow FSEIS_App E.2 - Climate and Climate Change_2023-01-27.pdf (71 pp, 2,176 K)
Willow FSEIS_App E.1 - Inupiaq and Scientific Names_2023-01-27.pdf (16 pp, 3,908 K)
Willow FSEIS_App C - Reg Authorities_2023-01-27.pdf (16 pp, 244 K)
Willow FSEIS_App B - Public Engagement and Comment Response_2023-01-27.pdf (492 pp, 7,689 K)
Willow FSEIS_App A.5 - Figures 3.16.1 - 3.16-51_2023-01-27.pdf (59 pp, 44,034 K)
Willow FSEIS_App A.4 - Figures 3.12.1 - 3.14.2_2023-01-27.pdf (24 pp, 53,949 K)
Willow FSEIS_App A.3 - Figures 3.9.1 - 3.11.7B_2023-01-27.pdf (24 pp, 88,709 K)
Willow FSEIS_App A.2 - Figures 3.3.1 - 3.8.7_2023-01-27.pdf (27 pp, 77,818 K)
Willow FSEIS_App A .1- Figures 1.4.1 - 2.7.1B_2023-01-27.pdf (23 pp, 26,513 K)
Willow FSEIS_Vol1.pdf (552 pp, 24,685 K)
Comment Letter(s):20230015.pdf (7 pp, 447 K)