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.