NOTICE DATE:  December 2, 2008

NOTICE TYPE:  M-A120208-01 Operations

SHORT DESCRIPTION:  2008 4-Coincident Peak Calculations are posted

INTENDED AUDIENCE:  TDSP Operations Personnel

DAYS AFFECTED:  All 2008 Operating Days

LONG DESCRIPTION:  In accordance with Section 9.8.1 of the ERCOT
Protocols, ERCOT is required to collect and submit the Four-Coincident
Peaks (4-CP) for each TDSP, the ERCOT average 4-CP, and the average 4-CP
for each TDSP coincident with the ERCOT average 4-CP. The files are
posted to ERCOT.com at
http://www.ercot.com/mktinfo/data_agg/4cp/index.html.

CONTACT:  If you have any questions, please contact your ERCOT Account
Manager. You may also call the general ERCOT Client Services phone
number at (512) 248-3900 or contact ERCOT Client Services via e-mail at
[log in to unmask]

If you are receiving e-mail from an ERCOT distribution list that you no
longer wish to receive, please follow this link in order to unsubscribe
from this list: http://lists.ercot.com <http://lists.ercot.com/> .

kd