Montana’s Exempt Well Law Faces Legal Challenge Over Water Rights and Resource Management

Montana’s decades-old exempt well law, which allows drilling wells for low-density rural subdivisions without state permits, is now at the center of a critical legal battle. A coalition of nonprofits and individual water users has filed suit against the state, claiming that the Montana Department of Natural Resources and Conservation (DNRC) has recklessly enabled unregulated groundwater withdrawals that threaten long-established water rights and the integrity of Montana’s vital aquifers. When Does Convenience Endanger Our Most Precious Resource? Since 1973, Montana’s exempt well statute has permitted landowners to pump up to 10 acre-feet of groundwater annually—enough water to sustain two or...