Sidney is a solar power facility located in Augusta, Maine, within the Northeast Power Coordinating Council (NERC) region. The plant operates with a capacity of 1.5 megawatts (MW) and is integrated into the ISO New England power control area. Operated by Nautilus Solar Solutions, Sidney is classified as an unregulated facility, with Nautilus Solar Solutions serving as the majority owner. The ownership is held under the Desmarais Family Residual Trust, emphasizing a commitment to renewable energy through the utilization of solar power.