Law Enforcement | Cheyenne River Sioux Tribe

2105 D Street, WMLE Building, Eagle Butte, SD 57625

Eligibility

Open to all

Hours

Office hours: 8:00am - 5:00pm (MT), Monday - Friday Emergency line: 24 hours a day / 7 days a week

605-964-4573

Voice

Website

https://www.cheyenneriversioux.com/law-enforcement-department

Application process

Call for information

Service area

Dewey County, SD Ziebach County, SD

Other Information

Age Group

Older Adults (65+)
Young Adults (18-24)
Children (0-17)
Adults (25-64)

911 emergency operators, adult detention, juvenile detention, and law enforcement services with jurisdiction within the exterior boundaries of the Cheyenne River Sioux Tribe.

Last assured

07/10/2025

What's Here

Mental Health Warrants Native American Community Municipal Police 911 Services Detoxification Critical Incident Stress Debriefing Cultural Heritage Groups County Correctional Facilities Juvenile Detention Facilities Sheriff Tribal Police

Providing organization

Cheyenne River Sioux Tribe

The Cheyenne River Reservation is home to the four bands (Tiospaye) of the "Titunwan" People of the Plains: The "Mnicoujou" Planters By The Water, "Oohenumpa" Two Kettle, "Itazipco" Without Bows, and "Siha Sapa" Black Foot.