NN0031100: Shiprock Water Treatment Unit, Shiprock, New Mexico

Permittee Name: U.S. DOE Office of Legacy Management
Permittee Address: 2579 Legacy Way, Grand Junction, Colorado 81503
Facility Name: Shiprock Water Treatment Unit
Facility Location: Approximately 0.75 miles west of U.S. 491 via Uranium Boulevard in Shiprock, San Juan County, New Mexico
Facility Rating: Minor
This permit was issued on: October 21, 2026
This permit shall become effective on: December 1, 2026
Permit reapplication due no later than: June 3, 2031
This permit shall expire at midnight on: November 30, 2031

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NPDES Permit Fact Sheet: Shiprock Water Treatment Unit, Shiprock, New Mexico (pdf) (579.79 KB, September 2026)
EPA Fact Sheet for National Pollutant Discharge Elimination System (NPDES) Permit No. NN0031100 for Shiprock Water Treatment Unit, U.S. DOE Office of Legacy Management, Shiprock, New Mexico.
NPDES Permit No. NN0031100: Shiprock Water Treatment Unit, Shiprock, NM (pdf) (965.88 KB, October 21, 2026)
Authorization to Discharge Under National Pollutant Discharge Elimination System (NPDES) Permit No. NN0031100 for Shiprock Water Treatment Unit, U.S. DOE Office of Legacy Management, Shiprock, New Mexico.
EPA Response to Comments: NPDES Permit No. NN0031100; Shiprock Water Treatment Unit, Shiprock, NM (pdf) (335.46 KB, September 2026)
EPA response to comments on the draft NPDES permit issued to Shiprock Water Treatment Unit, U.S. DOE Office of Legacy Management, Shiprock, New Mexico. NPDES Permit No. NN0031100.