SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000751652-12-000007
Filing Date
2012-02-24
Accepted
2012-02-24 16:18:33
Documents
34
Period of Report
2011-12-31

Document Format Files

Seq Description Document Type Size
1 str12311110k.htm 10-K 4295411
2 EXHIBIT 10.8 str123111ex108.htm EX-10.8 21788
3 EXHIBIT 10.25 str123111ex1025.htm EX-10.25 248552
4 EXHIBIT 12.1 str123111ex121.htm EX-12.1 48290
5 EXHIBIT 12.2 str123111ex122.htm EX-12.2 35938
6 EXHIBIT 12.3 str123111ex123.htm EX-12.3 33437
7 EXHIBIT 14.1 str123111ex141.htm EX-14.1 42219
8 EXHIBIT 21.1 str123111ex211.htm EX-21.1 2683
9 EXHIBIT 21.2 str123111ex212.htm EX-21.2 2280
10 EXHIBIT 23.1 str123111ex231.htm EX-23.1 8104
11 EXHIBIT 23.2 str123111ex232.htm EX-23.2 7282
12 EXHIBIT 23.3 str123111ex233.htm EX-23.3 2622
13 EXHIBIT 24.1 str123111ex241.htm EX-24.1 32082
14 EXHIBIT 31.1 str123111ex311.htm EX-31.1 13895
15 EXHIBIT 31.2 str123111ex312.htm EX-31.2 14077
16 EXHIBIT 31.3 str123111ex313.htm EX-31.3 13790
17 EXHIBIT 31.4 str123111ex314.htm EX-31.4 13845
18 EXHIBIT 31.5 str123111ex315.htm EX-31.5 13857
19 EXHIBIT 31.6 str123111ex316.htm EX-31.6 13935
20 EXHIBIT 32.1 str123111ex321.htm EX-32.1 8517
21 EXHIBIT 32.2 str123111ex322.htm EX-32.2 8478
22 EXHIBIT 32.3 str123111ex323.htm EX-32.3 8356
23 EXHIBIT 32.4 str123111ex324.htm EX-32.4 8407
24 EXHIBIT 32.5 str123111ex325.htm EX-32.5 8516
25 EXHIBIT 32.6 str123111ex326.htm EX-32.6 8609
26 FLOW CHART stockcompare020112.jpg GRAPHIC 187059
27 LOGO str10k4q2011001.jpg GRAPHIC 16373
28 ORG CHART str10k4q2011003.gif GRAPHIC 302703
  Complete submission text file 0000751652-12-000007.txt   26442107

Data Files

Seq Description Document Type Size
29 XBRL INSTANCE DOCUMENT str-20111231.xml EX-101.INS 5116018
30 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT str-20111231.xsd EX-101.SCH 122990
31 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT str-20111231_lab.xml EX-101.LAB 1483473
32 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT str-20111231_pre.xml EX-101.PRE 742691
33 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT str-20111231_cal.xml EX-101.CAL 160014
34 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT str-20111231_def.xml EX-101.DEF 605392
Mailing Address 180 EAST FIRST SOUTH ST P O BOX 11150 SALT LAKE CITY UT 84147
Business Address 180 E FIRST SOUTH ST PO BOX 45433 SALT LAKE CITY UT 84145-0433 8013245555
QUESTAR GAS CO (Filer) CIK: 0000068589 (see all company filings)

IRS No.: 870407509 | State of Incorp.: UT | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 333-69210 | Film No.: 12638408
SIC: 4924 Natural Gas Distribution

Mailing Address 180 EAST 100 SOUTH ST P O BOX 45433 SALT LAKE CITY UT 84145
Business Address 180 EAST 100 SOUTH ST PO BOX 45433 SALT LAKE CITY UT 84145 8015345000
QUESTAR CORP (Filer) CIK: 0000751652 (see all company filings)

IRS No.: 870407509 | State of Incorp.: UT | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-08796 | Film No.: 12638407
SIC: 4923 Natural Gas Transmisison & Distribution

Mailing Address 180 E 100 SOUTH STREET P O BOX 45360 SALT LAKE CITY UT 84145
Business Address 180 E 100 SOUTH STREET P O BOX 45360 SALT LAKE CITY UT 84145 8013242400
QUESTAR PIPELINE CO (Filer) CIK: 0000764044 (see all company filings)

IRS No.: 870307414 | State of Incorp.: UT | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-14147 | Film No.: 12638409
SIC: 4922 Natural Gas Transmission