Retire and decommission the Lewis & Clark coal-fired electric generating facility
Delivered by the deadline
AI-assessed · human review in progress Found and assessed by AI from the cited sources. Shown with its evidence; it is not counted in any Kept Score until confirmed.
- Announced
- 3 Feb 2021
- Due
- 31 Mar 2021
- Delivered
- 31 Mar 2021
- Deadline
- Met
- Late
- Not met
- Today
What the company said
“the company at the end of March will retire and commence decommissioning its Lewis & Clark coal-fired electric generating facility in Sidney, Montana.”
What we found
Evidence strength A What the grades mean
MDU Resources retired the Lewis & Clark facility on March 31, 2021, as committed, and subsequently commenced decommissioning activities in July 2021.
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A MDU Resources Group Inc. 10-Q filed 2021-05-06
“The Company ceased operations on March 31, 2021, of Unit 1 at Lewis & Clark Station in Sidney, Montana.” ✓ confirmed on the page
-
A MDU Resources Group Inc. 10-Q filed 2021-08-05
“The Company has completed pre-decommissioning activities and commenced decommissioning of Unit 1 at Lewis & Clark in July 2021.” ✓ confirmed on the page
Checked 25 Oct 2026.
Commitment DNA
The structured record of this commitment. Fields the company did not state are left blank rather than guessed.
- Event type
- Facility other
- Indicative materiality
- Medium rules
- Action
- Retire
- Deliverable
- Lewis & Clark coal-fired electric generating facility
- Where
- Montana
- Language
- Firm (“will”, “on track to”)
- In the company’s control
- High
- Specificity
- High
How this entry was checked
- Commitment recordedThe company's words were matched word for word against the filing.
- First checkAn AI model, Gemini (Google), read the company's later filings and recorded the outcome with a quoted passage.
- Second check: disagreesClaude (Anthropic) re-read the evidence blind and read it as “Late”.
- Tie-breakA stronger model read the evidence and both earlier answers, without knowing which was recorded, and agrees with the second check.
Not yet confirmed. Shown on the record, but it will not count in any score until it is confirmed. How verification works
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Report an error in this entry Reference: KI-C-2021-MDU-022951 · Corrections policy