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EL25-015 - In the Matter of Otter Tail Power Company’s Petition for Approval of an Electric Service Agreement for Big Stone South Energy Storage Project, LLC and Associated Tariff Revisions
Date Filed: 04/22/25 ♦ Intervention Date: 05/09/25
Date of Notice of Filing: 04/24/25 ♦ Pending
Date of Notice of Filing: 04/24/25 ♦ Pending
- 04/22/25 - Otter Tail Power Company's Letter regarding Petition for Approval of an Electric Service Agreement for Big Stone South Energy Storage Project, LLC and Associated Tariff Revisions
- Petition
- Petition Confidential (not available to the public)
- Exhibit A - Redline and Clean Rate Schedule
- Exhibit B - Request for Confidential Treatment of Information
- Exhibit C - Proposed Electric Service Agreement
- Exhibit C - Proposed Electric Service Agreement Confidential (not available to the public)
- Exhibit D - Capital Estimate
- Exhibit D - Capital Estimate Confidential (not available to the public)
- Exhibit E - Cost Recovery
- Exhibit E - Cost Recovery Confidential (not available to the public)
- Exhibit F - Tariff Schedule Change Report pursuant to ARSD § 20:10:13:26
- Petition Confidential (not available to the public)
- Petition
- 05/14/25 - Staff's First Set of Data Requests Certificate of Service
- 05/29/25 - Otter Tail Power Company's Responses to Staff's Data Request
- Response to Staff’s Data Request 1-1
- Response to Staff’s Data Request 1-2
- Response to Staff’s Data Request 1-2 Confidential (not available to the public)
- Response to Staff’s Data Request 1-3
- Response to Staff’s Data Request 1-3 Confidential (not available to the public)
- Response to Staff’s Data Request 1-4
- Response to Staff’s Data Request 1-4 Confidential (not available to the public)
- Response to Staff’s Data Request 1-5
- Response to Staff’s Data Request 1-5 Confidential (not available to the public)
- Response to Staff’s Data Request 1-6
- Response to Staff’s Data Request 1-6 Confidential (not available to the public)
- Response to Staff’s Data Request 1-7
- Response to Staff’s Data Request 1-7 Confidential (not available to the public)
- Response to Staff’s Data Request 1-8
- Response to Staff’s Data Request 1-8 Confidential (not available to the public)
- Response to Staff’s Data Request 1-9
- Response to Staff’s Data Request 1-9 Confidential (not available to the public)
- Response to Staff’s Data Request 1-10
- Response to Staff’s Data Request 1-10 Confidential (not available to the public)
- Response to Staff’s Data Request 1-11
- Response to Staff’s Data Request 1-11 Confidential (not available to the public)
- Response to Staff’s Data Request 1-12
- Response to Staff’s Data Request 1-12 Confidential (not available to the public)
- Response to Staff’s Data Request 1-13
- Response to Staff’s Data Request 1-13 Confidential (not available to the public)
- Response to Staff’s Data Request 1-14
- Response to Staff’s Data Request 1-14 Confidential (not available to the public)
- Response to Staff’s Data Request 1-15
- Response to Staff’s Data Request 1-15 Confidential (not available to the public)
- Response to Staff’s Data Request 1-16
- Response to Staff’s Data Request 1-16 Confidential (not available to the public)
- Response to Staff’s Data Request 1-17
- Response to Staff’s Data Request 1-17 Confidential (not available to the public)
- 06/16/25 - Staff's Second Set of Data Requests Certificate of Service
- 06/17/25 - Otter Tail Power Company's Responses to Staff's Data Request 2-1
- Responses to Staff's Data Request 2-1 Confidential (not available to the public)
- Attachment 1 - Operating Guide
- Attachment 1 - Operating Guide Confidential (not available to the public)
- Attachment 1 - Operating Guide
- Responses to Staff's Data Request 2-1 Confidential (not available to the public)
