Sea Robin Pipeline Company, LLC

Second Revised Volume No. 1

Effective Date: 12/31/2004, Docket: RP05- 87-000, Status: Effective

Original Sheet No. 104 Original Sheet No. 104 : Effective

GENERAL TERMS AND CONDITIONS

(Continued)

1. DEFINITIONS (Continued)

PDA shall mean a predetermined allocation. The types of PDA's are

as follows:

(a) Ranked PDA - the predetermined allocation methodology used to

allocate gas flow among scheduled line item nominations at a

point where the line item nomination with the lowest rank

value is allocated before the next sequentially higher-ranked

line item nomination.

(b) Pro Rata PDA - the predetermined allocation methodology used

to allocate gas flow among scheduled line item nominations at

a point where the total quantity to be allocated is

multiplied by the ratio established by taking each scheduled

line item and dividing it by the total line items applicable

to the quantity to be allocated.

used to allocate gas flow among scheduled line item

nominations at a point where the allocation is derived by

taking the total quantity to be allocated at a location and

multiplying it by the percentage provided for each line item.

(d) Swing PDA - the predetermined allocation methodology used to

allocate gas flow among scheduled line item nominations at a

point where one of the scheduled line items, or alternatively

a separate Agreement, is designated as the "swing." All

other scheduled line items are allocated the scheduled

quantity. The line item(s) identified as "swing" are

allocated the remaining difference between the total quantity

to be allocated and quantities allocated to non-swing line

items, in accordance with the instructions provided with the

PDA. The swing line item(s)/Agreement is not permitted to be

allocated a quanity which would result in a negative number,

therefore any negative quantity will be allocated to the

remaining scheduled line items on a pro-rata basis.

(e) Operator Provided Value PDA - the predetermined allocation

methodology used to allocate gas flow among scheduled line

item nominations at a point where the allocation is derived

according to values provided by the operator.