Repository of Documents

Idaho

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Water Quality Standards (PDF) (700 K, 179 pp.): (Effective May 22, 2008) State regulation establishing water quality standards for surface waters of the state.
Federal Regulations for Idaho, 40 CFR 131.33: (Effective July 7, 2005) Federal regulations establishing a water quality criterion for temperature protective of bull trout, the list of waterbodies where this water quality criterion applies, use designations for specific waterbodies, a federal variance policy/provision, as well as a procedures for site specific modification of designated uses of waterbodies and the temperature criterion for bull trout.