---
schema_version: "secwatch.filing_event.v1"
accession: "0000788965-26-000002"
form_type: "8-K"
ticker: "HNRG"
cik: "0000788965"
company_name: "HALLADOR ENERGY CO"
filed_at: "2026-06-05T20:23:39+00:00"
generated_at: "2026-06-05T20:34:04.116273+00:00"
event_type: "regulatory"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Hallador selected for $27.2M DOE award to modernize Merom Generating Station

## Summary
- DOE selected Hallador Power subsidiary for up to $27.2M federal funding; total project cost ~$56.9M.
- Modernization targets water management systems to meet future EPA Effluent Limitation Guidelines.
- Project aims to upgrade 1,080 MW Merom Station for decades more reliability in MISO zone 6.
- Company says no material impact expected on 2026 results; no guarantee award will finalize.

## SEC filing metadata
- accession: 0000788965-26-000002
- form_type: 8-K
- ticker: HNRG
- cik: 0000788965
- company_name: HALLADOR ENERGY CO
- filed_at: 2026-06-05T20:23:39+00:00
- event_type: regulatory
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/788965/000078896526000002/0000788965-26-000002-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/788965/000078896526000002/hnrg-20260604x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000788965-26-000002
- JSON: https://secwatch.observer/filing/0000788965-26-000002.json
- Plain text: https://secwatch.observer/filing/0000788965-26-000002.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.