4444

$0.00

$50.00

$100.00

$150.00

$200.00

$250.00

$300.00

$350.00

$400.00

$450.00

Jan-98Jan-98

Feb-98Mar-98Mar-98

Apr-98

May-98

Jun-98Jun-98

Jul-98

Aug-98Aug-98Sep-98

Oct-98Oct-98Nov-98

Dec-98Dec-98

Jan-99

Feb-99Mar-99Mar-99

Apr-99

May-99May-99

Jun-99

Jul-99

Aug-99Aug-99Sep-99

Dollars per MWh

New England East NY W est NY PJM

Daily Spot Prices for Northeastern Electricity Markets
4545

$0.00

$500.00

$1,000.00

$1,500.00

$2,000.00

$2,500.00

$3,000.00

Jan-98Jan-98

Feb-98Mar-98Mar-98

Apr-98Apr-98

May-98

Jun-98Jun-98

Jul-98

Aug-98Aug-98Sep-98

Oct-98Oct-98Nov-98

Dec-98Dec-98

Jan-99

Feb-99Feb-99Mar-99

Apr-99Apr-99

May-99

Jun-99Jun-99

Jul-99

Aug-99Aug-99Sep-99

Dollars per MWh

ECAR N. ECAR Into Cinergy MAIN N. MAIN S. MAIN Into ComEd MAPP

Daily Spot Prices for Midwestern Electricity Markets
4646

$0.00

$200.00

$400.00

$600.00

$800.00

$1,000.00

$1,200.00

$1,400.00

$1,600.00

$1,800.00

$2,000.00

$2,200.00

$2,400.00

Jan-98Jan-98

Feb-98Mar-98Mar-98

Apr-98Apr-98

May-98

Jun-98Jun-98

Jul-98

Aug-98Aug-98Sep-98

Oct-98Oct-98Nov-98

Dec-98Dec-98

Jan-99

Feb-99Feb-99Mar-99

Apr-99Apr-99

May-99

Jun-99Jun-99

Jul-99

Aug-99Aug-99Sep-99

Dollars per MWh

SERC Into TVA FL/GA Border North SPP Into Entergy ERCOT

Daily Spot Prices for Southern Electricity Markets
4747

$0.00

$20.00

$40.00

$60.00

$80.00

$100.00

Jan-98Jan-98

Feb-98Feb-98Mar-98

Apr-98Apr-98

May-98May-98

Jun-98

Jul-98Jul-98

Aug-98Aug-98Sep-98

Oct-98Oct-98Nov-98

Dec-98Dec-98

Jan-99Jan-99

Feb-99Mar-99Mar-99

Apr-99Apr-99

May-99

Jun-99Jun-99

Jul-99Jul-99

Aug-99Sep-99Sep-99

Dollars per MWh

COB/NOB Mid-Columbia Palo Verde Four Corners NP15 SP15

Daily Spot Prices for Western Electricity Markets
4848

-$100.00

$100.00

$300.00

$500.00

$700.00

$900.00

$1,100.00

$1,300.00

$1,500.00

$1,700.00

7/10/1998 9/10/1998 11/10/1998 1/10/1999 3/10/1999 5/10/1999 7/10/1999 9/10/1999

Dollars per MWh

Entergy Spot Price NYMEX Settlement

Daily Spot and Near-Month Futures Prices at Entergy
4949

$0.00

$200.00

$400.00

$600.00

$800.00

$1,000.00

$1,200.00

$1,400.00

$1,600.00

$1,800.00

7/10/1998 9/10/1998 11/10/1998 1/10/1999 3/10/1999 5/10/1999 7/10/1999 9/10/1999

Dollars per MWh

Cinergy Spot Price NYMEX Settlement

Daily Spot and Near-Month Futures Prices at Cinergy
5050

$1.00

$1.50

$2.00

$2.50

$3.00

$3.50

$4.00

1-Oct 22-Oct 12-Nov 7-Dec 30-Dec 22-Jan 16-Feb 9-Mar 30-Mar 21-Apr 13-May 4-Jun 25-Jun 19-Jul 9-Aug 30-Aug 21-Sep

Dollars per MMBtu

Transco Z6 (non-NY) Transco Z6 (New York)

New England Citygates Columbia Gas Appalachia

Daily Spot Prices for Northeastern Natural Gas Markets
5151

-$0.50

$0.00

$0.50

$1.00

$1.50

$2.00

$2.50

$3.00

$3.50

1-Oct 22-Oct 12-Nov 7-Dec 30-Dec 22-Jan 16-Feb 9-Mar 30-Mar 21-Apr 13-May 4-Jun 25-Jun 19-Jul 9-Aug 30-Aug 21-Sep

Dollars per MMBtu

Chicago Citygates Henry Hub P rice Difference

D a ily Spot Prices for M idwestern Natural Gas 

Marke ts
5252

$0.00

$0.50

$1.00

$1.50

$2.00

$2.50

$3.00

$3.50

$4.00

1-Oct 22-Oct 12-Nov 7-Dec 30-Dec 22-Jan 16-Feb 9-Mar 30-Mar 21-Apr 13-May 4-Jun 25-Jun 19-Jul 9-Aug 30-Aug 21-Sep

Dollars per MMBtu

Houston Ship Channel Henry Hub

Florida Citygates Difference of Florida - Henry Hub

Daily Spot Prices for Southern Natural Gas Markets
5353

$0.00

$1.00

$2.00

$3.00

$4.00

1-Oct 22-Oct 12-Nov 7-Dec 31-Dec 27-Jan 19-Feb 12-Mar 5-Apr 26-Apr 18-May 9-Jun 30-Jun 22-Jul 12-Aug 2-Sep 24-Sep

Dollars per MMBtu

Malin NW Sumas Stanfield El Paso San Juan Non-Bondad

Daily Spot Prices for Western Natural Gas Markets

During the month of December 1998, some 

W estern gas prices were above the $4 mark, 

with prices ranging from $4.09 to $11.67. 

Sumas reached $11.67 on 12/21/98.