Belle Fourche Reservoir

Last updated: Aug 11, 2025, 3:08 AM UTC
No watches, warnings or advisories are in effect for this area.

Flood Impacts 🅘

  • 2990 - Dam crest.
  • 2984.4 - Maximum surface or top of surcharge elevation.
  • 2975 - Top of active conservation pool.

Gauge Info

Coordinates 44.7367, -103.675
RFC MBRFC
State SD
WFO UNR
County Butte
Data Provider(s)
U.S. Bureau of Reclamation Bureau of Reclamation website
U.S. Geological Survey (USGS) USGS station 06435000
U.S. Army Corps of Engineers (USACE) USACE Website

Gauge Location

Recent Crests

1. 2974.27 ft on 06-03-2024
2. 2974.47 ft on 06-13-2022
3. 2974.67 ft on 05-01-2021
4. 2973.98 ft on 05-20-2020
5. 2974.65 ft on 05-24-2019

Historic Crests

1. 2975.92 ft on 06-07-2008
2. 2975.80 ft on 05-12-1978
3. 2975.69 ft on 05-26-2011
4. 2975.58 ft on 05-30-1996
5. 2975.31 ft on 04-17-2009

Vertical Datum Table

type NGVD29
major Flooding N/A
moderate Flooding N/A
minor Flooding N/A
action 5895.00 ft
Latest Value 5891.72 ft
Gauge Zero 2920.00 ft

Gauge Photos

Photo 1 of 12

Belle Fourche River Diversion Dam (Summer)

Probability Information

Photo 1 of 2

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

WFO Information

Weather Forecast Office
Rapid City
300 East Signal Drive
Rapid City, SD 57701-3800
Official Homepage