TransColorado Gas Transmission Company

Original Volume No. 1

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Effective Date: 12/01/2003, Docket: RP00-459-002, Status: Effective

Original Sheet No. 257A Original Sheet No. 257A : Superseded




20. SYSTEM OPERATION - (Continued)


judgment to address the situation fully, TransColorado shall next employ

the Critical Time procedures set out in Section 20.5. Finally,

TransColorado may take unilateral action as provided in Section 20.6. The

procedures set out in such provisions, and their sequencing, are intended

to be applied only to the extent any of the specific actions indicated, or

such sequencing, would be anticipated to alleviate the situation to be

addressed. In issuing Advisory Actions consistent with Section 20.4 or a

Critical Time consistent with Section 20.5, TransColorado shall describe

the conditions and the specific responses required from the affected



To the extent that specific actions are reasonably identifiable,

TransColorado shall direct its actions hereunder to Shippers creating or

anticipated to create the situation to be addressed and shall act

consistent with Section 20.7. Nothing herein shall preclude TransColorado

from bypassing any of the above procedures if, in its judgment, the

situation so requires. TransColorado will keep Shippers advised through

DART on the status of the situation.


20.4 Advisory Actions


In the event TransColorado determines that action is required to

alleviate or forestall a situation in which system pressure is not

maintained or when the overall operational integrity of the system or any

portion of the system is jeopardized, TransColorado may take the Advisory

Actions set out herein to alleviate or forestall the development of such a



(a) TransColorado may request Shippers or other entities

affecting its system to take any of the following actions, or other

similar actions, to the extent such actions would tend to alleviate the

situation, on a voluntary basis:


(i) Shift receipts to obtain better capacity balance;


(ii) Change Receipt or Delivery Points;


(iii) Change usage patterns (e.g., end users switch to

alternate fuels);


(iv) Provide assistance from market area resources;


(v) Activate pre-negotiated voluntary arrangements

under which gas is diverted from one Shipper to another or from a non-

Shipper to a Shipper (which arrangements may specify appropriate