24-HOUR EMERGENCY

PHONE NUMBER LISTING

The following is a list of participating members’ company names and 24 hour

emergency phone numbers:

Iowa One Call................................................................................................1-800-292-8989

 or  Dial................................................................................................................................ 811

PIPELINE COMPANIES:

Enterprise Products Operating LLC………………………………...... 1-800-546-3482

Magellan …………………………………………………………………....1-800-720-2417

MidAmerican Energy Company

(Emergency Responders Contact)…………………………………….1-800-275-5743

(24hr. Public Emergency Contact)..........................................................1-800-595-5325

Northern Border Pipeline Company,

Operated by TransCanada Northern Border Inc.  .............................1-800-447-8066

ONEOK North System, L.L.C.........................................................................1-888-844-5658