Handy, also known as Welch Reservoir, is a privately owned water resource located in Larimer, Colorado. This reservoir serves multiple purposes, including irrigation, fish and wildlife pond management, and water supply. Completed in 1915, Handy's earth dam stands at a height of 34 feet and spans a length of 5360 feet, with a storage capacity of 9336 acre-feet and a surface area of 474 acres.

Managed by the Colorado Department of Water Resources, Handy is regulated, inspected, and enforced for safety standards, with a fair condition assessment as of August 2020. The reservoir has a high hazard potential and a moderate risk assessment rating. In case of emergencies, an Emergency Action Plan (EAP) is in place and regularly reviewed to meet safety guidelines.

Located near Berthoud and serviced by the Dry Creek-OS water source, Handy plays a vital role in the region's water management. Enthusiasts of water resources and climate can appreciate the historical significance and current importance of Handy in sustaining irrigation, wildlife habitats, and water supply in the area.