Dominion Transmission, Inc.

Third Revised Volume No. 1

Effective Date: 05/26/2010, Docket: RP10-643-000, Status: Effective

Thirtieth Revised Sheet No. 39 Thirtieth Revised Sheet No. 39

Superseding: Twenty-Ninth Revised Sheet No. 39

APPLICABLE TO SETTLING PARTIES PURSUANT TO THE MARCH 29, 2005, STIPULATION

IN DOCKET NOS. RP97-406, RP00-15, RP00-344 and RP00-632

(FOR RATES APPLICABLE TO SEVERED PARTIES IN THE ABOVE REFERENCED DOCKETS SEE SHEET 39A)

RATES APPLICABLE TO RATE SCHEDULES IN

FERC GAS TARIFF, VOLUME NO. 1 [1]

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

To Be

Retained GTC §41 Total

Rate Schedule by DTI Contribution Rate

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

FT/FTNN [2]

Daily Deliveries Unauthorized Overrun Charge $0.1474 [4] $9.8526 $10.0000

Annual Deliveries Unauthorized Overrun Charge $0.1474 [4] $9.8526 $10.0000

GSS [3]

Daily Injection Unauthorized Overrun Charge $0.0210 [5] $0.6136 $0.6346 [7]

Storage Gas Balance Unauthorized Overrun Charge $0.0731 [6] $4.9269 $5.0000

Unauthorized Withdrawal Overrun Charge $0.6346 [7] $24.3654 $25.0000

GSS-E [3]

Daily Injection Unauthorized Overrun Charge $0.0210 [8] $1.0630 $1.0840 [9]

Storage Gas Balance Unauthorized Overrun Charge $0.0731 [6] $4.9269 $5.0000

Unauthorized Withdrawal Overrun Charge $1.0840 [9] $23.9160 $25.0000

ISS [3]

Daily Injection Unauthorized Overrun Charge $0.0210 [10] $0.6136 $0.6346 [11]

Storage Gas Balance Unauthorized Overrun Charge $0.0731 [6] $4.9269 $5.0000

Unauthorized Withdrawal Overrun Charge $0.6346 [11] $24.3654 $25.0000

[1] All Rates reflect $ per DT.

[2] Fuel Retention Percentage is 2.85%.

[3] Fuel Retention Percentage is 2.56%.

[4] Currently effective Maximum IT rate. See Sheet No. 32.

[5] Currently effective Maximum GSS Injection rate. See Sheet No. 35.

[6] Currently effective Maximum MCS Daily Balancing rate. See Sheet No. 31.

[7] Currently effective Maximum GSS From Customers Balance rate. See Sheet No. 35.

[8] Currently effective Maximum GSS-E Injection rate. See Sheet No. 35.

[9] Currently effective Maximum GSS-E Authorized Overruns rate. See Sheet No. 35.

[10] Currently effective Maximum ISS Injection rate. See Sheet No. 35.

[11] Currently effective Maximum ISS Authorized Overrun/From Customers Balance rate. See Sheet No. 35.