Environmental Impact Statement (EIS) Database

EIS Details

EIS Title

Dakota Access Pipeline, Lake Oahe Crossing

EIS Number

20250172

Unique Identification Number

EISX-202-00-G6P-1727878223

Document Type

Final

Federal Register Date

12/19/2025

EIS Comment Due/ Review Period Date

01/20/2026

Amended Notice Date

Amended Notice

Supplemental Information

Issuance of Notice of Intent to Prepare an EIS:

09/10/2020

EPA Comment Letter Date

State or Territory

Lead Agency

U.S. Army Corps of Engineers

Contact Name

Brent Cossette

Contact Phone

402-995-2716

Rating (if Draft EIS)

As of October 2018, EPA discontinued the use of ratings for Draft EISs.

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EIS Document(s):

20251204_DAPL_Final_EIS_Volume-I_Compliant.pdf (464 pp, 10,829 K)

20251204_DAPL_Final_EIS_Volume-II_Compliant.pdf (4377 pp, 116,736 K)

20251212_DAPL_Final_EIS_NOA_FINAL.pdf (2 pp, 114 K)