| Document Type | Document Title | Date | Remarks |
| Application | Application HE278 Image | | |
| Application Map | Application HE278 Map Image | | |
| Order | Order Image - Volume: 52 Page: 303 | 4/8/1998 | EXTENDS PROCESS DETERMINATION FOR HYDROELECTRIC PROJECTS (6) |
| Certificate | Certificate 76625 Image | 10/17/2000 | |
| Order - Proposed Final | PFO | 5/14/2024 | |
| Order | Order Image - Volume: 129 Page: 1215 | 8/9/2024 | WITHDRAWAL OF INSTREAM WATER RIGHT PROPOSED FINAL ORDERS FOR HE 251, HE 278, HE 331, & HE 318 |
| Order - Proposed Final | PFO with Draft Certificate | 9/23/2025 | |
| Order - Final | FO | 3/2/2026 | |