{"schema_version":"secwatch.filing_event.v1","accession":"0000720515-26-000022","form_type":"8-K","ticker":null,"cik":"0000720515","company_name":"BASIN ELECTRIC POWER COOPERATIVE","filed_at":"2026-09-18T15:51:19+00:00","discovered_at":"2026-09-18T15:52:35.746326+00:00","generated_at":"2026-09-18T15:52:39.258355+00:00","sec_items":["2.06"],"event_type":"other_material","sentiment":"negative","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Basin Electric to record $400-600M impairment on Dakota Gas assets","bullets":["Board approved 10-yr forecast on Sept 15, 2026; projects Dakota Gas may not operate to 2047.","Pre-tax non-cash impairment charge estimated at $400-600M for Q3 ending Sept 30, 2026.","Seeking Rural Utilities Service approval for regulatory recovery over up to 20 years.","Company expects no material effect on operations, cash flows, liquidity, or debt covenants."],"urls":{"canonical":"https://secwatch.observer/filing/0000720515-26-000022","json":"https://secwatch.observer/filing/0000720515-26-000022.json","markdown":"https://secwatch.observer/filing/0000720515-26-000022.md","text":"https://secwatch.observer/filing/0000720515-26-000022.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/720515/000072051526000022/0000720515-26-000022-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/720515/000072051526000022/basin-20260915.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-18T15:52:39.258355+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}