Transfer of permitting authority to Idaho. As of July 1, 2019, EPA has transferred authority to administer and enforce this permit to the Idaho Department of Environmental Quality. For more information, visit Idaho Pollutant Discharge Elimination System (IPDES) Program.Exit
Below are EPA's National Pollutant Discharge Elimination System (NPDES) final permit and supporting documents for Darigold, Inc. in Caldwell, Idaho.
- Permit number: ID0024953
- Effective date: November 1, 2019
- Permit expires: October 31, 2024
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NPDES Permit, Darigold Inc., Idaho, #ID0024953 (PDF)(27 pp, 288 K,
June 19, 2019)
Final discharge permit including minor modification.
NPDES Permit Fact Sheet, Darigold Inc., Idaho, #ID0024953 (PDF)(42 pp, 1 MB,
Technical basis for NPDES permit.
Response to Comments on Draft NPDES Permit for Darigold Inc., Idaho, #ID0024953 (PDF)(15 pp, 622 K,
EPA's responses to public comments on the August 2018 draft permit.