Any more documentation on this deal?

Midwestern Gas Transmission
5/18/00 - Midwestern filed notice of a negotiated rate deal with Dynegy.  It 
provides for a monthly reservation charge of $.025/dth and a tiered indexed 
commodity rate based on spreads.  If the index spread is less than or equal 
to $.02, then the daily commodity rate shall be $.01.  If the index spread is 
greater than $.02 but less than $.10, then the rate shall be 50% of the 
spread.  If the index spread is greater than $.10, then the rate shall be 
$.05 plus 75% of the spread exceeding $.10.  The deal is effective 5/1/00 
through 10/31/00.