Skip to main content

Alerts

  • Events
  • News
  • Subscribe
  • Work with us
  • Log in
    • Our story

      Learn about the history and legacy of SURF

    • Our Impact

      How we impact science, education & the Lead, SD community

    • Visitor Information

      Visiting the Facility

    • Who We Are

      Mission, Boards and Committees

    • Sanford Lab Homestake Visitor Center

      About the Visitor Center

    • Plan Your Visit

      Our visitor center in Lead, SD is free and open 7 days a week 9:00–5:00.

    • Bus and Group Tours

      Information for buses and group tours

    • Meeting and Event Rental

      Meeting and Event Space Rental

    • Areas of Research

      Get a glimpse into the cutting-edge research

    • Experiments

      Learn about ongoing work and discoveries at SURF

    • SURF User Association

      For individuals with a professional interest in the scientific program at SURF.

    • Research Proposals

      How to propose an experiment underground at SURF.

    • Education and Outreach

      Connecting students, educators, and the wider community

    • K-12 Educator Resources

      Materials that bring SURF science into your classroom

    • Professional Development

      Building capacity and professional networks among educators

    • Davis-Bahcall Scholars

      For students who want to explore the world of modern STEM research

    • Internships

      Paid, hands-on, mentored student experiences

    • The SURF Foundation

      The SURF Foundation provides fund for SURF's E&O programs

    • SURF Foundation Team

      SURF Foundation staff and board members

    • Make a Donation

      Join our effort to advance world class science and inspire learning across generations.

    • The Institute for Underground Science at SURF

      The Institute will unite today’s research and tomorrow’s discoveries

    • Čhaŋgléška Wakȟáŋ

      Learn about the ethnobotanical garden

    • Our story

      Learn about the history and legacy of SURF

    • Our Impact

      How we impact science, education & the Lead, SD community

    • Visitor Information

      Visiting the Facility

    • Who We Are

      Mission, Boards and Committees

    • Sanford Lab Homestake Visitor Center

      About the Visitor Center

    • Plan Your Visit

      Our visitor center in Lead, SD is free and open 7 days a week 9:00–5:00.

    • Bus and Group Tours

      Information for buses and group tours

    • Meeting and Event Rental

      Meeting and Event Space Rental

    • Areas of Research

      Get a glimpse into the cutting-edge research

    • Experiments

      Learn about ongoing work and discoveries at SURF

    • SURF User Association

      For individuals with a professional interest in the scientific program at SURF.

    • Research Proposals

      How to propose an experiment underground at SURF.

    • Education and Outreach

      Connecting students, educators, and the wider community

    • K-12 Educator Resources

      Materials that bring SURF science into your classroom

    • Professional Development

      Building capacity and professional networks among educators

    • Davis-Bahcall Scholars

      For students who want to explore the world of modern STEM research

    • Internships

      Paid, hands-on, mentored student experiences

    • The SURF Foundation

      The SURF Foundation provides fund for SURF's E&O programs

    • SURF Foundation Team

      SURF Foundation staff and board members

    • Make a Donation

      Join our effort to advance world class science and inspire learning across generations.

    • The Institute for Underground Science at SURF

      The Institute will unite today’s research and tomorrow’s discoveries

    • Čhaŋgléška Wakȟáŋ

      Learn about the ethnobotanical garden

  • Events
  • News
  • Subscribe
  • Work with us
  1. Home
  2. Amendment 1 - Date Extension.pdf

Amendment 1 - Date Extension.pdf

Download

  • Amendment 1 - Date Extension.pdf

    73 KB pdf

Discovery at great depths

Follow us

Newsletter Signup
  • http://www.facebook.com/pages/Sanford-Underground-Laboratory-at-Homestake/130669750307597
  • https://twitter.com/SanfordLab
  • https://www.instagram.com/sanfordlab/
  • https://www.linkedin.com/company/sanford-underground-laboratory-at-homestake
  • https://www.youtube.com/user/SanfordLaboratory
  • https://vimeo.com/sanfordlab/videos

Contact

630 E. Summit St.
Lead, SD 57754
United States

Admin Building:

(605) 722-8650

Visitor Center:

(605) 584-3110

Contact Us
  • Job and Internship Opportunities
  • Educators
  • Researchers
  • Contractors & Vendors
  • Press
  • ESH Manual
  • Legal & Attribution
  • SURF is managed by the SDSTA
  • Accessibility
To Top