| Day Mt. Spokane Substation (Slatt) | |
| Inland Power and Light | |
| Spokane, Washington | |
| 230-12.47 | |
| 20/26/33 | |
| Distribution | |
| Complete design | |
| 2010 |
| Day Mt. Spokane Substation (Slatt) | |
| Inland Power and Light | |
| Spokane, Washington | |
| 230-12.47 | |
| 20/26/33 | |
| Distribution | |
| Complete design | |
| 2010 |