The state inspector warned that the dam would overtop in a 100-year flood event or a six-hour rainfall. For instance, the McLead partially overtopped during an August 2022 storm that brought more than 6 inches of rain to the valley, contributing to erosion of the dam’s downstream slope.
abqjournal.com
Hatch Valley dam that nearly burst had history of concerns
A 2023 inspection found poor conditions at the McLead dam before recent flooding prompted evacuations.