---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-084915"
form_type: "8-K"
ticker: "AVA"
cik: "0000104918"
company_name: "AVISTA CORP"
filed_at: "2025-06-11T23:59:59+00:00"
generated_at: "2026-05-19T12:28:37.172178+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Avista files Idaho multi-year rate settlement; electric +$19.5M, gas +$4.6M in 2025

## Summary
- Settlement filed June 9 with IPUC; if approved, rates effective Sept 1, 2025 and Sept 1, 2026.
- Electric revenue increase $19.5M (6.3%) in 2025 and $14.7M (4.5%) in 2026.
- Natural gas revenue increase $4.6M (9.2%) in 2025, decrease $0.2M (0.4%) in 2026.
- Settlement assumes 9.6% ROE, 50% common equity ratio, 7.28% return on rate base.
- Original requests were $43M (electric) and $8.8M (gas) in 2025; lower due to lower ROE and longer amortizations.

## SEC filing metadata
- accession: 0000950170-25-084915
- form_type: 8-K
- ticker: AVA
- cik: 0000104918
- company_name: AVISTA CORP
- filed_at: 2025-06-11T23:59:59+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/104918/000095017025084915/0000950170-25-084915-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/104918/000095017025084915/ava-20250609.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-084915
- JSON: https://secwatch.observer/filing/0000950170-25-084915.json
- Plain text: https://secwatch.observer/filing/0000950170-25-084915.txt

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