Worthington Lake No 1 Dam, located in Jack County, Texas, is a privately owned earth dam completed in 1964 for fire protection, stock, and small fish pond purposes. Standing at a height of 24 feet with a length of 705 feet, the dam has a storage capacity of 129 acre-feet and a surface area of 6 acres. It is situated on the West Fork Trinity River, within the Fort Worth District of the US Army Corps of Engineers. Despite being privately owned, the dam is subject to state permitting and inspection requirements.

With a hazard potential of "Not Available" and a risk assessment rating of "High (2)", Worthington Lake No 1 Dam faces potential risks that necessitate close monitoring and management. While the dam does not have a spillway, it is equipped with one outlet gate. The condition of the dam is currently not rated, and there is no available information on emergency action plans, inundation maps, or risk management measures. The dam is not under the jurisdiction of state regulatory agencies, highlighting the importance of proactive risk assessment and mitigation by the private owner.

As an earth dam designed with a buttress core, Worthington Lake No 1 Dam stands as a vital structure for local water resource management and fire protection in the region. With its close proximity to the West Fork Trinity River, the dam plays a crucial role in maintaining water supply and supporting small-scale aquatic life. However, its high risk potential underscores the need for regular inspection, maintenance, and emergency preparedness to ensure the safety and integrity of the dam and surrounding areas.