On or before October first of each even-numbered year, a gas company, as defined in § 16-1, shall furnish a report to the Public Utilities Regulatory Authority containing a five-year forecast of loads and resources. The report shall describe the facilities and supply sources that, in the judgment of such gas company, will be required to meet gas demands during the forecast period. The report shall be made available to the public and shall be furnished to the chief executive officer of each municipality in the service area of such gas company, the regional council of governments which encompasses each such municipality, the Attorney General, the president pro tempore of the Senate, the speaker of the House of Representatives, the joint standing committee of the General Assembly having cognizance of matters relating to public utilities, any other member of the General Assembly making a request to the authority for the report and such other state and municipal entities as the authority may designate by regulation. The report shall include: (1) A tabulation of estimated peak loads and resources for each year; (2) data on gas use and peak loads for the five preceding calendar years; (3) a list of present and projected gas supply sources; (4) specific measures to control load growth and promote conservation; and (5) such other information as the authority may require by regulation. A full description of the methodology used to arrive at the forecast of loads and resources shall also be furnished to the authority. The authority shall hold a public hearing on such reports upon the request of any person. On or before August first of each odd-numbered year, the authority may request a gas company to furnish to the authority an updated report. A gas company shall furnish any such updated report not later than sixty days following the request of the authority.