# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001193125-19-023132
Filing Date
2019-01-31
Accepted
2019-01-31 07:02:34
Documents
92
Period of Report
2018-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 10-K | d599927d10k.htm | 10-K | 1400798
2 | EX-11.1 | d599927dex111.htm | EX-11.1 | 12054
3 | EX-21.1 | d599927dex211.htm | EX-21.1 | 1361
4 | EX-23.1 | d599927dex231.htm | EX-23.1 | 1826
5 | EX-31.1 | d599927dex311.htm | EX-31.1 | 10358
6 | EX-31.2 | d599927dex312.htm | EX-31.2 | 10319
7 | EX-31.3 | d599927dex313.htm | EX-31.3 | 10329
8 | EX-32.1 | d599927dex321.htm | EX-32.1 | 6531
9 | EX-99.1 | d599927dex991.htm | EX-99.1 | 71930
16 | GRAPHIC | g599927g29s68.jpg | GRAPHIC | 69306
17 | GRAPHIC | g599927g62g77.jpg | GRAPHIC | 27957
| Complete submission text file | 0001193125-19-023132.txt |  | 10074697

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
10 | XBRL INSTANCE DOCUMENT | utl-20181231.xml | EX-101.INS | 2314522
11 | XBRL TAXONOMY EXTENSION SCHEMA | utl-20181231.xsd | EX-101.SCH | 90244
12 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | utl-20181231_cal.xml | EX-101.CAL | 92434
13 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | utl-20181231_def.xml | EX-101.DEF | 577235
14 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | utl-20181231_lab.xml | EX-101.LAB | 748926
15 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | utl-20181231_pre.xml | EX-101.PRE | 662157

Mailing Address 6 LIBERTY LANE WEST HAMPTON NH 03842
Business Address 6 LIBERTY LANE WEST HAMPTON NH 03842 6037736504
UNITIL CORP (Filer) CIK: 0000755001 (see all company filings)

EIN.: 020381573 | State of Incorp.: NH | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-08858 | Film No.: 19553659
SIC: 4931 Electric & Other Services Combined