Tucson Electric Power Co Watch

from S-3ASR 33 pages Tucson Electric Power Company (An Arizona Corporation) Senior Notes Due Underwriting Agreement

from S-3 33 pages Tucson Electric Power Company (An Arizona Corporation) Senior Notes Due Underwriting Agreement

from S-1/A 42 pages Tucson Electric Power Company (An Arizona Corporation) [●]% Senior Notes Due [●] Underwriting Agreement

from S-3ASR 27 pages Uns Energy Company (An Arizona Corporation) Common Stock Form of Underwriting Agreement

from POSASR 29 pages Tucson Electric Power Company (An Arizona Corporation) % Notes Due Underwriting Agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Unisource Energy Gabelli Foundation 10/01/04 5,000- 24.4104 Gamco Investors, Inc. 10/05/04 5,200- 24.5700 10/05/04 2,000- 24.4500 10/04/04 10,000- 24.4500 10/04/04 5,000- 24.4521 10/01/04 4,800- 24.4308 10/01/04 10,000- 24.4140 10/01/04 1,000- 24.4551 9/28/04 2,000- 24.2526 9/27/04 500- 24.2500 9/22/04 8,700- 24.4000 9/20/04 2,000- 24.4000 9/15/04 5,000- 24.6200 9/15/04 15,000- 24.6400 9/14/04 10,000- 24.5100 9/14/04 5,000- 24.5272 9/13/04 1,725- 24.5473 9/13/04 2,725- 24.5473 9/13/04 1,725 24.5473 9/08/04 1,400- 24.6200 9/07/04 3,600- 24.6200 9/07/04 20,000- 24.5990 9/01/04 2,200- 24.6600 8/31/04 300- 24.6600 8/27/04 2,000- 24.5860 8/20/04 2,000- 24.7400 8/20/04 2,000 24.7400 8/20/04 7,000 24.7400 8/13/04 3,800 24.4100 8/13/04 1,000- 24.4800 8/12/04 500- 24.5500 8/12/04 500 24.5500 8/11/04 1,000- 24.6300 8/10/04 5,900 24.4470 Gabelli Securities, Inc. Gabelli Associates Ltd 10/04/04 25,000- 24.4521 10/01/04 9,000- 24.4551 9/28/04 3,000- 24.2526 9/22/04 1,300- 24.4000 8/13/04 6,200 24.4100 8/10/04 7,800 24.4470 Gaf II 8/10/04 500 24.4470 Gabelli Associates Fund 8/10/04 5,800 24.4470 Mjg Associates, Inc. Gabelli Fund, Ldc 9/07/04 1,500- 24.6200 Gabelli Funds, LLC. Gabelli Utility Fund 9/14/04 7,600- 24.5400 Gabelli Equity Income Fund 9/09/04 10,000- 24.5595 Gabelli Dividend & Income Trust 10/05/04 50,000- 24.5450 10/01/04 10,800- 24.4300 Gabelli Convertible Fund 9/14/04 5,000- 24.5182 Gabelli Abc Fund 10/04/04 80,000- 24.4500 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Unisource Energy Gamco Investors, Inc. 5/25/04 1,000 24.5500 5/19/04 1,500 24.5167 5/13/04 2,000 24.5400 5/04/04 18,500 24.5230 4/29/04 2,000 24.3500 4/28/04 3,500 24.5267 4/27/04 4,500 24.6000 4/26/04 10,000- 24.6250 4/26/04 500 24.6100 4/23/04 2,600 24.6500 4/22/04 9,200 24.6585 4/22/04 2,000 24.6600 4/22/04 2,000 24.6400 4/20/04 3,000 24.6633 4/16/04 3,700 24.6819 4/16/04 40,000 24.7000 4/16/04 2,000 24.6700 4/15/04 2,000 24.6400 4/13/04 1,000 24.6500 4/12/04 3,000 24.6600 4/12/04 5,000 24.6500 4/12/04 10,000 24.6577 4/07/04 5,000 24.6500 4/06/04 6,000 24.6130 4/05/04 9,000 24.6022 4/05/04 500 24.5800 4/02/04 4,700 24.5857 4/01/04 1,000 24.5500 Gabelli Securities, Inc. Gabelli Associates Ltd 4/29/04 1,500 24.3500 4/28/04 6,400 24.5267 4/27/04 3,100 24.6000 4/26/04 4,500 24.6100 4/23/04 7,400 24.6500 4/22/04 2,500 24.6585 4/01/04 10,000- 24.5599 4/01/04 20,000 24.5599 Gaf II 4/28/04 500 24.5267 Gabelli Associates Fund 5/03/04 10,000- 24.4000 4/29/04 1,500 24.3500 4/28/04 4,600 24.5267 4/27/04 2,400 24.6000 Gabelli Funds, LLC. Gabelli Utility Fund 4/05/04 5,000 24.6100 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission

from S-4 ~20 pages Exhibit -1 Purchase Agreement