MIGC MAINTENANCE SCHEDULE IMPACTING CAPACITY  
August, 2006


August 3,  Thursday     WBI Recluse
                        Capacity reduced to 10,000 Dth


August 9,  Wednesday    Riehemann
                        Capacity reduced to 8,900 Dth

August 15, Tuesday    	Outback
                        Capacity reduced to 4,288 Dth

August 23, Wednesday    Crossbow
                        Capacity reduced to 4,725 Dth