Attached is a letter requesting participation is a survey of a Standard
Scheduling Time Zone (ugh, not again you say!!) and the survey.  

ISAS appreciates you help in completing the document.

 <<StandardTimeZoneSurvey.doc>>  <<Survey Letter.doc>> 

Mark W. Hackney
Section Leader
Pre and Real-time Transmission Scheduling
APS OATT Administration
Arizona Public Service Company
602.250.1128 - Office
602.908.1423 - Cell
602.250.1155 - Fax
mailto:Mark.Hackney@aps.com