Neil is a private irrigation dam located in the scenic surroundings of Johnson, Wyoming, serving multiple purposes such as fire protection, stock maintenance, and irrigation. Constructed in 2008 by designer Hugh Lowham, this Earth-type dam stands at a height of 32 feet and stretches over a length of 428 feet, with a storage capacity of 94 acre-feet. Situated on Canopy Draw, Neil plays a crucial role in managing the water resources in the area, with a low hazard potential and fair condition assessment.

Managed by the Wyoming state regulatory agency SEO, Neil undergoes regular inspections, with the last assessment conducted in August 2021. The dam boasts a spillway width of 80 feet and a maximum discharge capacity of 1192 cubic feet per second, ensuring efficient water flow control during peak times. Despite its moderate risk assessment rating, Neil remains an integral part of the local water infrastructure, contributing to the sustainable utilization of water resources for agriculture and environmental preservation in the region.

With Liz Cheney (R) representing the Congressional District of Wyoming where Neil is located, the dam's strategic positioning on an unnamed ranch in Sec 2 makes it a vital asset for water management in the area. The dam's primary purpose of irrigation, coupled with its ability to support various water-related activities, highlights its importance in maintaining a balance between water resource utilization and environmental conservation. Climate and water resource enthusiasts would find Neil's design and operational details intriguing, showcasing the intersection of engineering excellence and environmental stewardship in water infrastructure management.