BonnieArbittier_cps_energy_deely_coal_unit_plant_calaveras_power_station_spruce_coal_power_plant_12-31-2018-22

A conveyor belt that moved coal through the Deely plant.

A conveyor belt that moved coal through the Deely plant. Credit: Bonnie Arbittier / San Antonio Report

A conveyor belt that moved coal through the Deely plant.CPS Energy Calaveras Power Station hosts the Deely and Spruce coal power plants. On the night of Dec. 31, 2018, CPS Energy’s Deely power plant will be closing its plant to commercial operations.