Puget Sound Energy, Inc.

Original Volume No. 1

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Effective Date: 11/01/1998, Docket: CP98-250-002, Status: Effective

Original Sheet No. 86 Original Sheet No. 86 : Effective

Exhibit E

(dated January 15, 1998)

to the

Jackson Prairie

Gas Storage Project Agreement

Storage Service Rights and Cushion Gas Requirement

(subject to the Operating Rules set forth on Exhibit F)

Btu conversion factor = 1.040 (the thermal amounts on this Exhibit

are the product of the volumetric amounts and the Btu conversion

factor)

Part 1:

Owner

Firm Injection Capability

Firm

Withdrawal Deliverability

Mcf/Day

MMBtu/Day

Mcf/Day

MMBtu/Day

Northwest

141,666

147,132

183,332

190,666

Water

Power

141,667

147,134

183,334

190,667

PSE

141,667

147,134

183,334

190,667

PROJECT

425,000

442,000

550,000

572,000

Owner

Best Efforts

Withdrawal Deliverability

Firm Working Gas Capacity*

Mcf/Day

MMBtu/Day

Mcf

MMBtu

Northwest

23,933

24,891

5,033,334

5,234,668

Water

Power

23,934

24,891

5,033,333

5,234,666

PSE

23,933

24,890

5,033,333

5,234,666

PROJECT

71,800

74,672

15,100,000

15,704,000

*Quantities subject to temporary reduction pursuant to Section

5.7.6

Part 2:

Owner

Cushion Gas Requirement

Mcf

MMBtu

Northwest

6,400,000

6,656,000

Water

Power

6,400,000

6,656,000

PSE

6,400,000

6,656,000

PROJECT