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  2. EPA in New Mexico

Lee Ranch Coal Mine - NPDES Permit No. NM0029581

In compliance with the provisions of the Clean Water Act, as amended, (33 U.S.C. 1251 et. seq; the "Act"),

Peabody Natural Resources Company
Lee Ranch Coal Mine
P.O. Box 757
Grants, NM 87020

is authorized to discharge from a facility located at 35 miles north of Milan, City of Grants, in McKinley County, NM. Possible discharges from multiple outfalls are to receiving water named Mulatto Canyon, Arroyo Tinaja, Doctor Arroyo, San Miguel Canyon and San Isidro Arroyo identified as ephemeral streams subject to 20.6.4.97 NMAC; unnamed tributaries of Doctor Arroyo subject to 20.6.4.98 NMAC if intermittent or 20.6.4.99 NMAC, if perennial; and San Miguel Canyon subject to 20.6.4.98 NMAC, then to Arroyo Chico, thence to Rio Puerco, thence to Rio Grande (segment 20.6.4.105 of the Rio Grande Basin).

In accordance with this cover page and the effluent limitations, monitoring requirements and other conditions set forth in Part I, Part II, Part III and Part IV.

NM0029581 - Final Permit Parts I-II (pdf) (456.99 KB)

NM0029581 - Public Notice (pdf) (20.63 KB)

NM0029581 - Fact Sheet (pdf) (173.9 KB)

NM0029581 - Part II Appendix A (pdf) (18.99 KB)

NM0029581 - Part III (pdf) (133.57 KB)

NM0029581 - Part IV (pdf) (168.89 KB)

NM0029581 - Outfall List (pdf) (47.1 KB)

NM0029581 - Response to Comment (pdf) (177.95 KB)

NM0029581 - Minor Modification Outfall List (pdf) (22.19 KB)

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Last updated on May 8, 2025
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