Our Staff & Offices

Headquarters to the Missouri National Recreational River.
National Park Service Headquarters in Yankton, South Dakota

NPS photo

All park operations are based at the headquarters building in Yankton, South Dakota.

Headquarters Address:
508 E 2nd Street
Yankton, SD 57078

Telephone (Staff Inquiries/Visitor Info):


Office Hours:
Monday through Friday 8:00 a.m. to 4:30 p.m.
The office is closed on federal holidays.

MNRR Staff
The overall management of Missouri National Recreational River (MNRR) is the responsibility of the superintendent. Park staff is divided into three divisions or disciplines:

  • Administration
  • Interpretation, Education and Outreach
  • Resource Management & Maintenance

Rick Clark

Chief Administrative Officer
Tina Hartz

Chief of Science and Resources Management
Milton Haar

Lisa Yager

Lead Biological Science Technician
Christopher Langland

Chief of Interpretation, Education & Outreach
Daniel Peterson

Park Ranger Interpretation
Dugan Smith

Education Technician
Teresa Mentzer

U.S. Fish and Wildlife Service Liaison
Jordan Smith
Ecologist/Tribal Ecological Advisor
Missouri River Recovery Program
Office: 605-665-0733

Cell: 605-760-1893

Last updated: August 15, 2018

Contact the Park

Mailing Address:

508 East 2nd Street
Yankton, SD 57078


(605) 665-0209

Contact Us