Williams Natural Gas Company

Second Revised Volume No. 1

Effective Date: 07/01/1995, Docket: RP95-303-000, Status: Effective

First Revised Sheet No. 236 First Revised Sheet No. 236 : Superseded

Superseding: Substitute Original Sheet No. 236

GENERAL TERMS AND CONDITIONS

10. OPERATIONAL FLOW ORDERS (Cont'd)

Operational flow orders shall be issued by telephone and facsimile

transmission and shall also be posted on WNG's EBB. Notice of such

operational flow order shall specify the nature of the problem

sought to be addressed, the anticipated duration of the required

compliance, and the parameters of such compliance. WNG will issue

general, system-wide OFOs only after WNG determines that it is not

possible for it to issue an OFO on a specific portion of the

system.

10.2 Types of Operational Flow Orders

(a) Storage injections and withdrawals

WNG may direct Shippers under Rate Schedules TSS and STS to

increase or decrease receipts of flowing gas in the event

storage injections or withdrawals, respectively, exceed or

fall below guidelines established in Rate Schedule FSS.

WNG may direct Shippers under Rate Schedules TSS and STS to

increase receipts of flowing gas in the event total storage

withdrawal levels are expected to exceed the MDWQ for those

services.

WNG may direct Shippers under Rate Schedules TSS, STS, ITS,

ISS, FSS, SFT and FTS to decrease receipts of flowing gas in

the event WNG does not have sufficient storage injection

capacity to receive and inject gas tendered or projected to be

tendered to WNG for storage or to maintain supply/demand

balance on its system.

(b) System maintenance

WNG may direct Shippers under Rate Schedules TSS, STS, SFT,

ITS, ISS, FSS and FTS to increase or decrease receipts of

flowing gas in specified line segments in order to accommodate

required maintenance, either scheduled or unscheduled.