Berkshire Energy Resources Watch

from SC 13D/A 1 page Schedule I 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-Berkshire Energy Res Gamco Investors, Inc. 9/01/00 10,000- 38.0000 9/01/00 206,200- 38.0000 Gabelli Associates Fund 9/01/00 4,200- 38.0000 Gabelli Advisers, Inc. MM Fund 9/01/00 500- 38.0000 Gabelli Funds, LLC. Gabelli Utility Trust Fund 9/01/00 26,500- 38.0000 Gabelli Asset Fund 9/01/00 500- 38.0000 Gabelli Abc Fund 9/01/00 4,700- 38.0000 8/18/00 1,200 37.8125 (1) the Transactions on 9/1 Where in Connection With the Merger Described in Item 5 of This Amendment to Schedule 13d. All Other Transactions Were Effected on the National NASDAQ Market. (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-Berkshire Energy Res Gamco Investors, Inc. 12/23/99 1,500 35.1250 12/23/99 1,000 35.0625 12/21/99 1,300 35.0625 12/16/99 600 35.0625 12/15/99 1,200 35.0625 12/14/99 3,800 35.0000 12/13/99 900 35.0000 12/10/99 1,000 35.0201 12/10/99 1,000 35.0000 12/09/99 500 35.0000 12/07/99 8,100 35.0000 12/06/99 4,533 34.9976 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NASDAQ National Market. (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-Berkshire Energy Res Gamco Investors, Inc. 12/03/99 16,500 35.0000 12/02/99 13,300 34.9695 12/01/99 1,000 35.0000 12/01/99 4,000 36.0625 Gabelli Funds, LLC. the Gabelli Abc Fund 12/02/99 1,500 35.0000 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NASDAQ National Market. (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-Berkshire Energy Res Gamco Investors, Inc. 11/30/99 6,000 35.1250 11/30/99 500 35.1250 11/30/99 14,100 35.0271 11/29/99 4,000 35.1250 11/29/99 3,300 35.1250 11/26/99 300 35.1250 11/26/99 1,000 35.0625 11/26/99 1,300 35.0481 11/24/99 1,400 35.1250 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NASDAQ National Market. (2) Price Excludes Commission