Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Guidance
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. EPA in New Mexico

DONA ANA COUNTY UTILITIES - SALEM WASTEWATER TREATMENT PLANT - FINAL NPDES PERMIT NO. NM0030457

AUTHORIZATION TO DISCHARGE UNDER THE NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM

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

Doña Ana County Utilities Department
Salem Wastewater Treatment  Plant 
845 N. Motel Drive
Las Cruces, NM 88007

is authorized to discharge from the Salem Wastewater Treatment Plant located at 2800 B. B. Roming Drive, Doña Ana County, New Mexico, to the Rio Grande in Segment 20.6.4.101 of the Rio Grande River Basin, from a point located approximately

Outfall 001: Latitude 32° 41’ 36" North, Longitude 107° 12’ 30" West

in accordance with effluent limitations, monitoring requirements and other conditions set forth in Parts I, II, III, and IV hereof.

  • Salem Dona Ana County Utilities NPDES Permit No. NM0030457 Part I-II (pdf) (360.04 KB)
  • Salem Dona Ana County Utilities NPDES Permit No.NM0030457 Part II Appendix A (pdf) (13.95 KB)
  • Salem Dona Ana County Utilities NPDES Permit No.NM0030457 Part II Appendix B (pdf) (54.27 KB)
  • Salem Dona Ana County Utilities NPDES Permit No.NM0030457 Part III (pdf) (125.09 KB)
  • Salem Dona Ana County Utilities NPDES Permit No.NM0030457 Part IV (pdf) (173.85 KB)
  • Dona Ana County Utilities/Salem WWTP - NPDES Permit No. NM0030457- Draft Permit - Fact Sheet (pdf) (354.53 KB)
  • Dona Ana County Utilities/Salem WWTP - NPDES Permit No. NM0030457- Draft Permit - Public Notice (pdf) (84.5 KB)
  • Salem Dona Ana County Utilities NPDES Permit No.NM0030457-RTC (pdf) (90.68 KB)

Contact Us about EPA in New Mexico to ask a question, provide feedback, or report a problem.
Last updated on August 18, 2025
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.