Wyo. Stat. § 30-1-125
Current with changes from the 2024 Legislative Session, Acts 1-58, 60-118
The width of any lode claim located within Wyoming shall not exceed three hundred (300) feet on each side of the discovery shaft, the discovery shaft being always equally distant from the side lines of the claims. Nor can any mining district limit the location to a width of less than one hundred fifty (150) feet on either side of the discovery shaft.
W.S. 30-1-125