# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001193125-17-028224
Filing Date
2017-02-02
Accepted
2017-02-02 07:02:54
Documents
95
Period of Report
2016-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 10-K | d262254d10k.htm | 10-K | 1701992
2 | EX-10.20 | d262254dex1020.htm | EX-10.20 | 8293
3 | EX-11.1 | d262254dex111.htm | EX-11.1 | 15914
4 | EX-12.1 | d262254dex121.htm | EX-12.1 | 38006
5 | EX-21.1 | d262254dex211.htm | EX-21.1 | 1480
6 | EX-23.1 | d262254dex231.htm | EX-23.1 | 1768
7 | EX-31.1 | d262254dex311.htm | EX-31.1 | 9528
8 | EX-31.2 | d262254dex312.htm | EX-31.2 | 9491
9 | EX-31.3 | d262254dex313.htm | EX-31.3 | 9501
10 | EX-32.1 | d262254dex321.htm | EX-32.1 | 6295
11 | EX-99.1 | d262254dex991.htm | EX-99.1 | 88421
18 | GRAPHIC | g262254g22h32.jpg | GRAPHIC | 28001
19 | GRAPHIC | g262254g95d24.jpg | GRAPHIC | 67680
| Complete submission text file | 0001193125-17-028224.txt |  | 10585628

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
12 | XBRL INSTANCE DOCUMENT | utl-20161231.xml | EX-101.INS | 2527051
13 | XBRL TAXONOMY EXTENSION SCHEMA | utl-20161231.xsd | EX-101.SCH | 83553
14 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | utl-20161231_cal.xml | EX-101.CAL | 94503
15 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | utl-20161231_def.xml | EX-101.DEF | 551189
16 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | utl-20161231_lab.xml | EX-101.LAB | 708386
17 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | utl-20161231_pre.xml | EX-101.PRE | 634633

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.: 17566694
SIC: 4931 Electric & Other Services Combined