---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-078411"
form_type: "8-K"
ticker: "CWT"
cik: "0001035201"
company_name: "CALIFORNIA WATER SERVICE GROUP"
filed_at: "2024-07-09T23:59:59+00:00"
generated_at: "2026-05-31T22:29:06.504052+00:00"
event_type: "regulatory"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Cal Water subsidiary files $1.6B infrastructure plan with CPUC; proposes revenue decoupling and rate increases

## Summary
- Cal Water filed GRC with CPUC proposing $1.6B infrastructure investment (2025-2027), $1.3B new capital.
- Proposes Low-Use Water Equity Program to decouple revenue from water sales, aiding low-income customers.
- Requests 2026 revenue increase of $140.6M (17.1%), 2027 +$74.2M (7.7%), 2028 +$83.6M (8.1%).
- CPUC review ~18 months; new rates effective no sooner than January 2026.
- 46% of new investment for aging pipeline replacement; includes water quality, security, and sustainability projects.

## SEC filing metadata
- accession: 0001104659-24-078411
- form_type: 8-K
- ticker: CWT
- cik: 0001035201
- company_name: CALIFORNIA WATER SERVICE GROUP
- filed_at: 2024-07-09T23:59:59+00:00
- event_type: regulatory
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1035201/000110465924078411/0001104659-24-078411-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1035201/000110465924078411/tm2419086d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-078411
- JSON: https://secwatch.observer/filing/0001104659-24-078411.json
- Plain text: https://secwatch.observer/filing/0001104659-24-078411.txt

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