Algonquin Gas Transmission, LLC

Fifth Revised Volume No. 1

Effective Date: 11/30/2009, Docket: RP10-77-000, Status: Effective

First Revised Sheet No. 833 First Revised Sheet No. 833

Superseding: Original Sheet No. 833

OPERATIONAL BALANCING AGREEMENT

(continued)

accordance with paragraph 5 in order to keep the confirmed nominations and the

Operational Imbalances within the applicable tolerance. The Parties will orally notify

each other of such adjustment prior to making the adjustment, with written notice given

as soon as reasonably possible. Operator shall also provide notice to shippers when

daily Operational Imbalances exceed the [tolerance].

(4) The actual measured quantity at the Interconnection Point each Month shall be

determined and communicated by the measuring Party in writing to the other Party as

soon as reasonably possible after the end of the Month, but in no case later than the

___________ Day of the Month following the last Day of the Month gas was delivered.

The actual measured quantity shall be determined pursuant to the applicable provisions

of the measuring Party's then-effective FERC Gas Tariff. Operational Imbalances shall

be calculated initially by __________ and shall be agreed to in writing by the Parties

prior to the _____________ Day of the Month. The Parties shall correct any resulting

Operational Imbalance for that Month by ___________.

(5) If a capacity constraint occurs on either Party's natural gas facilities which results

in curtailment of quantities of gas through or after delivery and receipt of the gas at

the Interconnection Point, the Party on whose natural gas facilities the constraint has

occurred shall determine the reallocation of the quantity of gas to Shippers on its

natural gas facilities in accordance with the provisions of its then-effective FERC Gas

Tariff. Such Party shall promptly orally notify the other Party of the constraint and

the reallocation of the quantity of gas to its Shippers, such notice to be confirmed in

writing as soon as reasonably possible but not less than twenty-four hours after the

occurrence of the constraint and the reallocation of the quantity of gas. If the

constraint occurs at the measuring facilities at the Interconnection Point, the

constraint shall be deemed to be on the natural gas facilities of the Party that

operates those facilities.

(6) Measurement of gas for all purposes hereunder shall be in accordance with the

provisions set forth in the measuring Party's then-effective FERC Gas Tariff.

(7) This agreement shall be effective as of ____________________ and shall continue until

___________________ and from _______ to _______ thereafter until cancelled by either

party upon not less than ______________ prior written notice. Any remaining

Operational