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 and Toxics
    • Climate Change
    • Emergency Response
    • Environmental Information by Location
    • Environmental Justice
    • Greener Living
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Pesticides
    • Radon
    • 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
    • EPA Administrator
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History
    • Staff Directory
Related Topics:
  • NPDES Permits Around the Nation
Contact Us

NPDES Permit for Hecla Grouse Creek Unit in Idaho

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.

Related Information
  • Enforcement and Compliance Online (ECHO) Detailed Facility Report for Hecla Grouse Creek
  • NPDES permits in Idaho

Below are EPA's National Pollutant Discharge Elimination System (NPDES) permit and supporting documents for the Hecla Limited Grouse Creek Unit near Stanley, Idaho.

  • Permit number: ID0026468
  • Effective date: December 1, 2018
  • Modified: August 1, 2019
  • Permit expires: November 30, 2023

  • NPDES Permit (Modified), Hecla Grouse Creek Unit, Idaho, #ID0026468 (pdf) (340.76 KB, May 23, 2019)
    Modified final permit.
  • NPDES Permit Modification Fact Sheet (2019), Hecla Grouse Creek Unit, Idaho, #ID0026468 (pdf) (220.59 KB, March 2019)
    Technical basis for 2019 permit modification.
  • Response to Comments on Draft Permit Modification for Hecla Grouse Creek Unit, Idaho, #ID0026468 (pdf) (150.04 KB, May 2019)
    EPA's responses to public comments on the March 2019 draft permit modification.
  • NPDES Permit Fact Sheet (Revised 2016), Hecla Grouse Creek Unit, Idaho, #ID00226468 (pdf) (860.98 KB, March 2016)
    Technical basis for March 2016 revised draft permit.
  • NPDES Permit Fact Sheet (2015), Hecla Grouse Creek Unit, Idaho, #ID0026468 (pdf) (832.88 KB, June 2015)
    Technical basis for June 2015 draft permit.
  • Response to Comments on Draft NPDES Permits for Hecla Grouse Creek Unit, Idaho, #ID0026468 (pdf) (688.05 KB, September 2018)
    EPA's responses to public comments on the 2015 draft permit and 2016 revised draft permit.
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on November 17, 2022
United States Environmental Protection Agency

Discover.

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

Connect.

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

Ask.

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

Follow.