Markwest New Mexico, L. L. C.

Second Revised Volume No. 1

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Effective Date: 10/01/2009, Docket: RP09-1015-000, Status: Effective

Second Revised Sheet No. 6 Second Revised Sheet No. 6

Superseding: First Revised Sheet No. 6

STATEMENT OF RATES AND CHARGES

All rates are stated in U.S. $

Rate Schedule FT

Recourse Rates:

Maximum Minimum

Reservation

Charge ($ per

MMBtu per month) $1.2870 $0.0000

Commodity Charge

($ per MMBtu) $0.0000 $0.0000

Overrun Rate $0.0423 $0.0000

ACA Charge $0.0019 $0.0019

Negotiated Rates:

The effective maximum negotiated reservation charge for any negotiated rate

transportation agreement is the charge agreed to by the parties, as set forth

on Sheet No. 201.

Rate Schedule IT

Maximum Minimum

Commodity Charge

($ per MMBtu) $0.0420 $0.0000

ACA Charge $0.0019 $0.0019