020-13 Wyo. Code R. § 13-14
(a) Procedures and methods for sample collection and analyses shall be implemented by the permittee to ensure that the samples are representative of the groundwater, water, or wastes being sampled.
(b) Sample collection of groundwater shall be of such frequency and of such variety (season, time, location, depth, etc.,) to properly describe the groundwater, and shall be accomplished by the methods and procedures described in the U.S. Environmental Protection Agency manual RCRA Ground-water Monitoring Technical Enforcement Guidance Document, September, 1986, unless alternate methods and procedures are approved by the administrator.
(c) Analysis of all samples shall be accomplished pursuant to Chapter VIII, Water Quality Rules and Regulations, Sections 7 and 8.
020-13 Wyo. Code R. § 13-14