Wyo. Stat. § 30-5-409: Statute of limitations for civil action.

A surface owner entitled to bring an action for damages under this act, or to seek any other remedy at law for damages caused by oil and gas operations, shall bring such action within two (2) years after the damage has been discovered, or should have been discovered through due diligence, by the surface owner. The limitation on bringing an action under this section shall be tolled for a period of four (4) months, if a written demand for compensation for damages is timely submitted by the surface owner under W.S. 30-5-406.