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Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000107832-09-000008
Filing Date
2009-08-06
Accepted
2009-08-06 14:19:53
Documents
16
Period of Report
2009-06-30

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q 06/30/09 form10q063009.htm 10-Q 3342628
2 FORM 10-Q 06/30/09 EXHIBIT 10.1 form10q063009exh10pt1.htm EX-10 26479
3 FORM 10-Q 06/30/09 EXHIBIT 12.1 form10q063009exh12pt1.htm EX-12 25274
4 FORM 10-Q 06/30/09 EXHIBIT 12.2 form10q063009exh12pt2.htm EX-12 21871
5 FORM 10-Q 06/30/09 EXHIBIT 12.3 form10q063009exh12pt3.htm EX-12 22392
6 FORM 10-Q 06/30/09 EXHIBIT 31.1 form10q063009exh31pt1.htm EX-31 14133
7 FORM 10-Q 06/30/09 EXHIBIT 31.2 form10q063009exh31pt2.htm EX-31 14152
8 FORM 10-Q 06/30/09 EXHIBIT 31.3 form10q063009exh31pt3.htm EX-31 14135
9 FORM 10-Q 06/30/09 EXHIBIT 31.4 form10q063009exh31pt4.htm EX-31 14375
10 FORM 10-Q 06/30/09 EXHIBIT 31.5 form10q063009exh31pt5.htm EX-31 14134
11 FORM 10-Q 06/30/09 EXHIBIT 31.6 form10q063009exh31pt6.htm EX-31 14167
12 FORM 10-Q 06/30/09 EXHIBIT 32.1 form10q063009exh32pt1.htm EX-32 2870
13 FORM 10-Q 06/30/09 EXHIBIT 32.2 form10q063009exh32pt2.htm EX-32 2867
14 FORM 10-Q 06/30/09 EXHIBIT 32.3 form10q063009exh32pt3.htm EX-32 2867
16 GRAPHIC img1.jpg GRAPHIC 2650
17 FORM 10-Q 06/30/09 PDF form10q063009pdf.pdf 10-Q 489784
  Complete submission text file 0000107832-09-000008.txt   4214444
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.: 09991129
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.: 09991131
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.: 09991130
SIC: 4931 Electric & Other Services Combined