Detailed Instructions: In this task, you are given a summary for US Congressional and California state bill, your task is to generate a Title for this bill. The preferred titles are under forty words and mention the purpose of the bill.
Q: Delaware Water Gap National Recreation Area Improvement Act - Authorizes the Secretary of the Interior to grant an easement to the Columbia Gas Transmission Corporation to enlarge the diameter of a specified natural gas pipeline from 14 inches to not more than 20 inches, consistent with the recreational values and protection of the resources of the Delaware Water Gap National Recreation Area in Pennsylvania.

Authorizes the Superintendent of the Recreation Area to issue a permit to the Corporation for the use of the Recreation Area in accordance with specified procedural requirements for the temporary areas required for the construction of the enlarged pipeline.

Requires the Corporation to comply with Federal Energy Regulatory Commission (FERC) certification requirements for the increase in pipeline size.

Prohibits the Secretary from granting additional increases in the diameter of, or easements for, the pipeline within the boundary of the Recreation Area after the date of enactment of this Act.

Authorizes the Attorney General, at the Secretary's request, to bring against the Corporation a civil action for damages and response costs if the Corporation violates easement or permit provisions, fails to submit or timely implement an approved restoration and mitigation plan, or the violation or failure destroys, results in the loss of, or injures park system resources.

Amends the Omnibus Parks and Public Lands Management Act of 1996 to modify the effective date of the prohibition against the use of Highway 209 within Delaware Water Gap National Recreation Area by certain commercial vehicles. Changes such date from noon on September 30, 2005, to the earlier of the date on which a feasible alternative is available, or noon of September 30, 2015.

Increases from $25 to $40 the maximum commercial use fee which the Secretary is required to collect from commercial vehicles until the effective date of the prohibition.

Extends the National Park System Advisory Board until January 1, 2007.
A:
A bill to authorize the Secretary of the Interior to allow the Columbia Gas Transmission Corporation to increase the diameter of a natural gas pipeline located in the Delaware Water Gap National Recreation Area, to allow certain commercial vehicles to continue to use Route 209 within the Delaware Water Gap National Recreation Area, and to extend the termination date of the National Park System Advisory Board to January 1, 2007.