---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-051475"
form_type: "8-K"
ticker: "CWT"
cik: "0001035201"
company_name: "CALIFORNIA WATER SERVICE GROUP"
filed_at: "2024-04-25T23:59:59+00:00"
generated_at: "2026-06-03T07:18:23.021404+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# California Water Service Group Q1 EPS $1.21 vs loss $0.40; 2021 GRC decision boosts revenue $111.8M

## Summary
- Net income $69.9M vs ($22.2M); diluted EPS $1.21 vs ($0.40).
- Operating revenue $270.7M, up $139.6M YoY; 2021 GRC decision contributed $111.8M including $87.9M retroactive interim rate relief.
- 2021 GRC authorizes $1.2B infrastructure investment, 10.27% ROE, and retroactive revenue increase of $41.5M for 2023.
- Secured $83.0M from California Extended Water and Wastewater Arrearage Payment Program for customer pandemic past-due balances.
- Q1 capital investments $109.8M, up 33.9%; reaffirms $215.0M PFAS treatment commitment across utilities.

## SEC filing metadata
- accession: 0001104659-24-051475
- form_type: 8-K
- ticker: CWT
- cik: 0001035201
- company_name: CALIFORNIA WATER SERVICE GROUP
- filed_at: 2024-04-25T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1035201/000110465924051475/0001104659-24-051475-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1035201/000110465924051475/tm2412690d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-051475
- JSON: https://secwatch.observer/filing/0001104659-24-051475.json
- Plain text: https://secwatch.observer/filing/0001104659-24-051475.txt

## Key facts
- Earnings Releases
  CALIFORNIA WATER SERVICE GROUP reported financial results for the first quarter of 2024, ended March 31, 2024.
  - Period: the first quarter of 2024, ended March 31, 2024
  - Result: reported results
  source text: On April 25, 2024, California Water Service Group (the “Company”) issued a press release (a copy of which is attached hereto as Exhibit 99.1 and incorporated herein by reference) announcing its financial results for the first quarter of 2024, ended March 31, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1035201/000110465924051475/0001104659-24-051475-index.htm

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