---
schema_version: "secwatch.filing_event.v1"
accession: "0001733998-24-000089"
form_type: "8-K"
ticker: "NWN"
cik: "0001733998"
company_name: "Northwest Natural Holding Co"
filed_at: "2024-07-25T23:59:59+00:00"
generated_at: "2026-05-31T16:20:09.303526+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# NW Natural settles Oregon rate case for $95M revenue increase, down from $154.9M request

## Summary
- Stipulation filed with OPUC provides $95.0M annual revenue increase, including $9.6M for updated depreciation study.
- Original rate case request was $154.9M; settlement assumes 9.4% ROE and 7.056% cost of capital.
- Average rate base set at $2.11B, up $357M since last case; capital structure 50% equity, 50% debt.
- New rates expected effective November 1, 2024, subject to OPUC approval; remaining issues still in litigation.

## SEC filing metadata
- accession: 0001733998-24-000089
- form_type: 8-K
- ticker: NWN
- cik: 0001733998
- company_name: Northwest Natural Holding Co
- filed_at: 2024-07-25T23:59:59+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/1733998/000173399824000089/0001733998-24-000089-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/73020/000173399824000089/nwn-20240724.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001733998-24-000089
- JSON: https://secwatch.observer/filing/0001733998-24-000089.json
- Plain text: https://secwatch.observer/filing/0001733998-24-000089.txt

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