River Conditions
Illustrated map of Angostura Reservoir

River stage

Vermillion River (SD)

River level
Normal
Status
Below flood stage

Latest readings 2026-10-13 | NWS · USGS

Gauges reporting
3 of 3
Above flood stage
0
Above action stage
0
Overall
Below flood stage
Publisher
NWS · USGS

In brief

On Oct 13, 2026, 3 of 3 gauges on the Vermillion River (SD) reported, and none was above flood stage.

Source: National Weather Service and USGS gauges

Vermillion River levels, gauge by gauge

The Vermillion River is measured at 3 gauges. Flood stages are set per gauge, so the same river is "high" at one town and normal at the next.

LocationState Level Flood stage Status
Chancellor SD 1282.54 ft 1290.00 ft normal, steady
Lake Thompson SD 1687.21 ft 1694.00 ft normal, steady
Vermillion SD 1.61 ft 21.00 ft normal, steady

Recent levels on the Vermillion River

The gauge with the fullest recent record on this river is Vermillion, SD, with 122 days of readings.

Full history for Vermillion →

Other rivers nearby

Frequently asked questions

Is the Vermillion River flooding right now?

No. Every one of the 3 reporting gauges on the Vermillion River is below flood stage as of 2026-10-13.

How high is the Vermillion River?

The river is measured at several points and each reads a different height. Chancellor is at 1282.54 ft; Lake Thompson is at 1687.21 ft; Vermillion is at 1.61 ft.

Where is the Vermillion River measured?

The National Weather Service and USGS operate 3 gauges on the Vermillion River in South Dakota.

What does flood stage mean?

Flood stage is the height at which a river begins to cause problems at that specific location. It is set per gauge, so the same river can be above flood stage in one town and normal a few miles downstream. Action stage is the lower level at which forecasters start watching closely.

River stages and flood categories from the NOAA National Weather Service; daily history from the U.S. Geological Survey. For flood safety decisions always follow official National Weather Service warnings.