# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001174947-25-000251
Filing Date
2025-02-28
Accepted
2025-02-28 16:18:27
Documents
95
Period of Report
2024-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | msex-20241231.htm iXBRL | 10-K | 1593301
2 | EX-10.26G | ex10-26g.htm | EX-10.26G | 8868
3 | EX-10.27E | ex10-27e.htm | EX-10.27E | 30564
4 | EX-21 | ex21.htm | EX-21 | 2761
5 | EX-23.1 | ex23-1.htm | EX-23.1 | 2242
6 | EX-31 | ex31.htm | EX-31 | 9619
7 | EX-31.1 | ex31-1.htm | EX-31.1 | 9670
8 | EX-32 | ex32.htm | EX-32 | 3037
9 | EX-32.1 | ex32-1.htm | EX-32.1 | 3086
10 | GRAPHIC | image_001.gif | GRAPHIC | 3518
11 | GRAPHIC | image_007.jpg | GRAPHIC | 34185
12 | GRAPHIC | image_013.jpg | GRAPHIC | 1718
| Complete submission text file | 0001174947-25-000251.txt |  | 8995044

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
13 | XBRL CALCULATION FILE | msex-20241231_cal.xml | EX-101.CAL | 72550
14 | XBRL DEFINITION FILE | msex-20241231_def.xml | EX-101.DEF | 357581
15 | XBRL LABEL FILE | msex-20241231_lab.xml | EX-101.LAB | 706777
16 | XBRL PRESENTATION FILE | msex-20241231_pre.xml | EX-101.PRE | 396550
17 | XBRL SCHEMA FILE | msex-20241231.xsd | EX-101.SCH | 77488
97 | EXTRACTED XBRL INSTANCE DOCUMENT | msex-20241231_htm.xml | XML | 1254373

Mailing Address 485C ROUTE 1 SOUTH SUITE 400 ISELIN NJ 08830
Business Address 485C ROUTE 1 SOUTH SUITE 400 ISELIN NJ 08830 7326341500
MIDDLESEX WATER CO (Filer) CIK: 0000066004 (see all company filings)

EIN.: 221114430 | State of Incorp.: NJ | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-00422 | Film No.: 25690524
SIC: 4941 Water Supply
(CF Office: 01 Energy & Transportation)