{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-095586","form_type":"8-K","ticker":"MSEX","cik":"0000066004","company_name":"MIDDLESEX WATER CO","filed_at":"2024-08-30T23:59:59+00:00","discovered_at":"2026-05-14T18:03:15.614173+00:00","generated_at":"2026-05-31T06:53:35.453853+00:00","sec_items":["9.01"],"event_type":"regulatory","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Tidewater Utilities files $10.3M rate increase request after decade-long pause","bullets":["Tidewater (MSEX subsidiary) filed with Delaware PSC for $10.3 million annual revenue increase.","Since last rate filing over 10 years ago, invested over $150M in critical water infrastructure.","Average residential bill would rise ~$13.97/month for 5,000-gallon usage if approved.","Improvements include new 1M-gallon tanks, backup generation at 30+ sites, and treatment upgrades."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-095586","json":"https://secwatch.observer/filing/0001104659-24-095586.json","markdown":"https://secwatch.observer/filing/0001104659-24-095586.md","text":"https://secwatch.observer/filing/0001104659-24-095586.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/66004/000110465924095586/0001104659-24-095586-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/66004/000110465924095586/tm2423117d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T06:53:35.453853+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"}