# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001035201-25-000039
Filing Date
2025-10-30
Accepted
2025-10-30 16:08:27
Documents
68
Period of Report
2025-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | cwt-20250930.htm iXBRL | 10-Q | 1146462
2 | EX-31.1 | cws-09302025xex311.htm | EX-31.1 | 11638
3 | EX-31.2 | cws-09302025xex312.htm | EX-31.2 | 11953
4 | EX-32.0 | cws-09302025xex32.htm | EX-32.0 | 9351
| Complete submission text file | 0001035201-25-000039.txt |  | 6807729

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
5 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cwt-20250930.xsd | EX-101.SCH | 41856
6 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | cwt-20250930_cal.xml | EX-101.CAL | 73057
7 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | cwt-20250930_def.xml | EX-101.DEF | 148911
8 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cwt-20250930_lab.xml | EX-101.LAB | 585901
9 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cwt-20250930_pre.xml | EX-101.PRE | 367932
70 | EXTRACTED XBRL INSTANCE DOCUMENT | cwt-20250930_htm.xml | XML | 1220414

Mailing Address 1720 FIRST ST C/O CALIFORNIA WATER SERVICE CO SAN JOSE CA 95112
Business Address 1720 N FIRST ST C/O CALIFORNIA WATER SERVICE CO SAN JOSE CA 95112 4083678200
CALIFORNIA WATER SERVICE GROUP (Filer) CIK: 0001035201 (see all company filings)

EIN.: 770448994 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-13883 | Film No.: 251435562
SIC: 4941 Water Supply
(CF Office: 01 Energy & Transportation)