Distrigas of Massachusetts Corporation

First Revised Volume No. 1

Effective Date: 12/17/1988, Docket: GT94- 26-000, Status: Effective

First Revised Sheet No. 51 First Revised Sheet No. 51 : Superseded

Superseding: Original Sheet No. 51

15.2 Curtailment of Interruptible Service

15.2.1 Curtailment of deliverability from Seller's

Terminal in the event of an operational problem that would

preclude Seller's delivery of full interruptible contract

entitlements for a period of time shall be as set forth in

Section 15.2.3.

15.2.2 Curtailment of LNG in the event Seller's LNG

supply is subject to an interruption or cessation that would

preclude delivery of full interruptible entitlements for a

period of time shall be as set forth in Section 15.2.3.

15.2.3 Curtailments under Sections 15.2.1 or 15.2.2

shall be made daily on a non-discriminatory pro rata basis on the

basis of the highest contract prices among all of Seller's

customers with interruptible contract entitlements during the

period of curtailment being curtailed last.

15.2.4 To the extent possible, curtailed quantities

will be reinstated by Seller to Buyer on a non-discriminatory

basis as soon as possible during the applicable contractual

service period.

15.2.5 Seller reserves the right, on an emergency basis

and in a non-discriminatory manner consistent with Part 281 of

the Commission's regulations (18 C.F.R. SS 281.103, et seq.), to

modify pro rata curtailments to the extent required by Title IV

of the Natural Gas Act of 1978 ("NGPA") in order to avoid

curtailment of:

a. high priority uses as defined by Section 401(f)(2)

of the NGPA, 15 U.S.C. 3391(f)(2);

b. essential agricultural uses as defined by Section

401(f)(1) of the NGPA, 15 U.S.C. 3391 (f) (1) ; or