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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001193125-11-295400
Filing Date
2011-11-03
Accepted
2011-11-03 17:17:58
Documents
20
Period of Report
2011-09-30

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q d231054d10q.htm 10-Q 2715670
2 RATIO OF EARNINGS TO FIXED CHARGES d231054dex121.htm EX-12.1 56470
3 RATIO OF EARNINGS TO FIXED CHARGES d231054dex122.htm EX-12.2 54902
4 RATIO OF EARNINGS TO FIXED CHARGES d231054dex123.htm EX-12.3 57050
5 CERTIFICATION d231054dex311.htm EX-31.1 9531
6 CERTIFICATION d231054dex312.htm EX-31.2 9540
7 CERTIFICATION d231054dex313.htm EX-31.3 9547
8 CERTIFICATION d231054dex314.htm EX-31.4 9556
9 CERTIFICATION d231054dex315.htm EX-31.5 9545
10 CERTIFICATION d231054dex316.htm EX-31.6 9555
11 CERTIFICATION d231054dex321.htm EX-32.1 2734
12 CERTIFICATION d231054dex322.htm EX-32.2 2742
13 CERTIFICATION d231054dex323.htm EX-32.3 2741
20 PDF OF 10-Q d231054d10q1.pdf 10-Q 539189
  Complete submission text file 0001193125-11-295400.txt   29277195

Data Files

Seq Description Document Type Size
14 XBRL INSTANCE DOCUMENT lnt-20110930.xml EX-101.INS 7715306
15 XBRL TAXONOMY EXTENSION SCHEMA lnt-20110930.xsd EX-101.SCH 103709
16 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE lnt-20110930_cal.xml EX-101.CAL 86322
17 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE lnt-20110930_def.xml EX-101.DEF 534932
18 XBRL TAXONOMY EXTENSION LABEL LINKBASE lnt-20110930_lab.xml EX-101.LAB 639614
19 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE lnt-20110930_pre.xml EX-101.PRE 719711
Mailing Address 200 FIRST ST SE ALLIANT ENERGY TOWER CEDAR RAPIDS IA 52401
Business Address 200 FIRST ST SE ALLIANT ENERGY TOWER CEDAR RAPIDS IA 52401 3193984411
INTERSTATE POWER & LIGHT CO (Filer) CIK: 0000052485 (see all company filings)

IRS No.: 420331370 | State of Incorp.: IA | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-04117 | Film No.: 111178580
SIC: 4931 Electric & Other Services Combined

Mailing Address 4902 N BILTMORE LANE SUITE 1000 MADISON WI 53718-2148
Business Address 4902 NORTH BILTMORE LANE SUITE 1000 MADISON WI 53718-2148 608-458-3311
WISCONSIN POWER & LIGHT CO (Filer) CIK: 0000107832 (see all company filings)

IRS No.: 390714890 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-00337 | Film No.: 111178579
SIC: 4931 Electric & Other Services Combined

Mailing Address 4902 NORTH BILTMORE LANE SUITE 1000 MADISON WI 53718-2148
Business Address 4902 NORTH BILTMORE LANE SUITE 1000 MADISON WI 53718-2148 608-458-3311
ALLIANT ENERGY CORP (Filer) CIK: 0000352541 (see all company filings)

IRS No.: 391380265 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-09894 | Film No.: 111178578
SIC: 4931 Electric & Other Services Combined