Transwestern Pipeline Company, LLC

Third Revised Volume No. 1

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Effective Date: 10/01/2009, Docket: RP09-1007-000, Status: Effective

Fourth Revised Sheet No. 5D Fourth Revised Sheet No. 5D

Superseding: Third Revised Sheet No. 5D

CURRENTLY EFFECTIVE RATES

RATE SCHEDULE ITS-1

Base Surcharges (1) Maximum Minimum Maximum

Rate ---------------- Rate Rate Fuel

Per Dth ACA Other Per Dth Per Dth Reimbursement (6)

------- ------- ------- ------- -------- -------------

Delivered to West of Thoreau

California

Received from East of Thoreau

- Usage Rate $ 0.3966 $ 0.0019 - $ 0.3985 $ 0.0207 2.60%

Received from West of Thoreau (2)

- Usage Rate $ 0.2348 $ 0.0019 - $ 0.2367 $ 0.0089 1.05%

Received from San Juan

- Usage Rate $ 0.3770 $ 0.0019 - $ 0.3789 $ 0.0111 -

- San Juan Blanco (7) - - - - - 2.45%

- San Juan North of Blanco (8)- - - - - 2.90

Delivered to West of Thoreau

East of California (3)

Received from East of Thoreau

- Usage Rate $ 0.3616 $ 0.0019 - $ 0.3635 $ 0.0207 2.50%

Received from West of Thoreau (2)

- Usage Rate $ 0.1998 $ 0.0019 - $ 0.2017 $ 0.0089 0.95%

Received from San Juan

- Usage Rate $ 0.3420 $ 0.0019 - $ 0.3439 $ 0.0111 -

- San Juan Blanco (7) - - - - - 2.35%

- San Juan North of Blanco (8)- - - - - 2.80

Delivered to Thoreau/San Juan except for North of Blanco (4)

Received from East of Thoreau

- Usage Rate $ 0.1618 - - $ 0.1618 $ 0.0118 1.55%

Received from San Juan

- Usage Rate $ 0.1422 - - $ 0.1422 $ 0.0022 -

- San Juan Blanco (7) - - - - - 1.40%

- San Juan North of Blanco (8)- - - - - 1.85

Delivered to San Juan North of Blanco

Received from San Juan North of Blanco

- Usage Rate $ 0.1422 $ 0.0019 - $ 0.1441 $ 0.0022 0.45%

Delivered to East of Thoreau (5)

Received from East of Thoreau (2)

- Usage Rate $ 0.1618 $ 0.0019 - $ 0.1637 $ 0.0118 -

- Received at Thoreau - - - - - 1.40%

- Other East of Thoreau - - - - - 1.35

Received from West of Thoreau

- Usage Rate $ 0.3966 $ 0.0019 - $ 0.3985 $ 0.0207 2.35%

Received from San Juan

- Usage Rate $ 0.3040 $ 0.0019 - $ 0.3059 $ 0.0140 -

- San Juan Blanco (7) - - - - - 2.80%

- San Juan North of Blanco (8)- - - - - 3.25