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Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000352541-09-000015
Filing Date
2009-10-30
Accepted
2009-10-30 10:59:24
Documents
14
Period of Report
2009-09-30

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q 09/30/09 form10q093009.htm 10-Q 4752528
2 FORM 10-Q 09/30/09 EXHIBIT 12.1 form10q093009exh12pt1.htm EX-12.1 165871
3 FORM 10-Q 09/30/09 EXHIBIT 12.2 form10q093009exh12pt2.htm EX-12.2 149485
4 FORM 10-Q 09/30/09 EXHIBIT 12.3 form10q093009exh12pt3.htm EX-12.3 157444
5 FORM 10-Q 09/30/09 EXHIBIT 31.1 form10q093009exh31pt1.htm EX-31.1 13902
6 FORM 10-Q 09/30/09 EXHIBIT 31.2 form10q093009exh31pt2.htm EX-31.2 13080
7 FORM 10-Q 09/30/09 EXHIBIT 31.3 form10q093009exh31pt3.htm EX-31.3 13038
8 FORM 10-Q 09/30/09 EXHIBIT 31.4 form10q093009exh31pt4.htm EX-31.4 13079
9 FORM 10-Q 09/30/09 EXHIBIT 31.5 form10q093009exh31pt5.htm EX-31.5 13036
10 FORM 10-Q 09/30/09 EXHIBIT 31.6 form10q093009exh31pt6.htm EX-31.6 13078
11 FORM 10-Q 09/30/09 EXHIBIT 32.1 form10q093009exh32pt1.htm EX-32.1 4069
12 FORM 10-Q 09/30/09 EXHIBIT 32.2 form10q093009exh32pt2.htm EX-32.2 4066
13 FORM 10-Q 09/30/09 EXHIBIT 32.3 form10q093009exh32pt3.htm EX-32.3 4065
15 FORM 10-Q 09/30/09 PDF form10q093009.pdf 10-Q 635336
  Complete submission text file 0000352541-09-000015.txt   6195594
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.: 091146587
SIC: 4931 Electric & Other Services Combined

Mailing Address 4902 N BILTMORE LANE PO BOX 77007 MADISON WI 53707-1007
Business Address 4902 NORTH BILTMORE LANE PO BOX 77007 MADISON WI 53707-1007 608-4583314
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.: 091146588
SIC: 4931 Electric & Other Services Combined

Mailing Address 4902 NORTH BILTMORE LANE PO BOX 77007 MADISON WI 53707-1007
Business Address 4902 NORTH BILTMORE LANE PO BOX 77007 MADISON WI 53707-1007 608-458-3314
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.: 091146586
SIC: 4931 Electric & Other Services Combined