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James River at Ashton water level

River gauge, James River, South Dakota, United States

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Right now

Below flood stage

Water level

4.55ft Up 0.63 ft over the last 24 hours

Flow
187 cfs
10 20 Highest onrecord 26.64 ft Minor floodstage 13.00 ft

History

History
4.04.5ftOct 16Oct 17Oct 18Oct 19Oct 204.04.5ftOct 16Oct 18Oct 20
3.54.04.5ftSep 21Sep 28Oct 5Oct 12Oct 203.54.04.5ftSep 21Oct 5Oct 20
510ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Minor flood stage510ftOct 2025Apr 2026Oct 2026Minor flood stage
5810ftJanMarMayJulSepNov20265810ftJanAprJulOct2026

20252026

Water level Minor flood stage

What this means

Water levels are unremarkable at James River at Ashton, where the gauge shows 4.55 ft.

It is 8.45 ft below the flood stage of 13.00 ft. On the same day last year the reading was 10.12 ft, a difference of −5.57 ft.

It is on the way up, by 0.63 ft over the past 24 hours. There is still 8.45 ft of room before flood stage. The 30-day range is 3.49 ft – 4.55 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Same day last year
10.12 ft−5.57 ft
Lowest and highest in 30 days
3.49 ft – 4.55 ft
Lowest and highest in 12 months
3.49 ft – 9.99 ft
Highest on record
26.64 ftApril 6, 1997

Paddling and fishing conditions

Most paddlers and anglers will find the river in good shape at this stage.

For reference, flood stage is 13.00 ft.

What happens at each level

24.50 ft
The bridge at the gauge on 165th/County Rd 14 is overtopped. 170th west of the bridge is flooded with most river crossings inaccessible due to flooding. Several additional structures are also flooded.
22.50 ft
Several outbuildings near and north of the gauge on 165th/County Rd 14 begin to flood. The water reaches the bottom of the bridge on 165th/County Rd 14.
21.00 ft
The lowest portions of 165th/County Rd 14 begin to flood. At least one house a couple miles north of the gauge begins to flood. Water overtops the bridge on 167th southeast of Ashton.
19.50 ft
Water reaches the bottom of the bridge on 167th southeast of Ashton.
16.00 ft
161st begins to flood.
15.00 ft
Significant amounts of farm land begin flooding.
14.00 ft
Water reaches the bottom of the bridge on 161st northeast of Ashton.
13.00 ft
Flooding begins to affect some crop land along with moderate flooding of pasture and low-lying areas.
11.00 ft
Flooding of low-lying pasture and wooded areas begins.
4.55 ft
Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Chance of at least minor flooding in October to December: 11 %.

RankLevelDate
126.64 ftApril 6, 1997
225.25 ftMarch 22, 2010
324.40 ftApril 28, 2011
423.20 ftApril 23, 2019
522.96 ftApril 30, 2009
621.21 ftMay 22, 1995
720.63 ftApril 24, 1969
819.85 ftApril 21, 2023
919.59 ftApril 23, 1952
1019.14 ftMay 19, 1950

Weather at the gauge

The forecast is not available right now.

Sunrise 07:57 AM Sunset 06:42 PM Daylight 10 hr, 45 min First quarter 64%

Map

Other gauges on the James River

Gauge Level Compared with normal 24 hours Distance
James River at JamestownRiver gauge, James River 4.23 ft Normal −0.06 ft 131 mi
James River at LamoureRiver gauge, James River 8.04 ft Normal −0.02 ft 94 mi
James River at Nd-Sd State LineRiver gauge, James River 88.19 ft Normal −0.02 ft 66 mi
James River at ColumbiaRiver gauge, James River 9.53 ft Below flood stage +0.11 ft 43 mi
James River near StratfordRiver gauge, James River 8.35 ft Below flood stage +0.42 ft 17 mi
James River near RedfieldRiver gauge, James River 3.94 ft Below flood stage +0.61 ft 6.1 mi
James River at HuronRiver gauge, James River 9.03 ft Below flood stage −0.06 ft 46 mi
James River near ForestburgRiver gauge, James River 4.54 ft Below flood stage −0.01 ft 74 mi
James River near MitchellRiver gauge, James River 9.95 ft Low +0.01 ft 97 mi
James River near ScotlandRiver gauge, James River 4.12 ft Very low +0.01 ft 132 mi
James River near YanktonRiver gauge, James River 3.41 ft Below flood stage −0.04 ft 149 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Moccasin Creek near AberdeenRiver gauge, Moccasin Creek 13.28 ft No reference yet +0.02 ft 26 mi
Moccasin Creek at AberdeenRiver gauge, Moccasin Creek 1.56 ft Below flood stage +0.01 ft 33 mi
Foot Creek near AberdeenRiver gauge, Foot Creek 4.15 ft Below flood stage −0.02 ft 36 mi
Elm River near OrdwayRiver gauge, Elm River 3.15 ft Below flood stage −0.02 ft 39 mi

Questions and answers

Is the James River at Ashton higher than last year?

No, it is 5.57 ft lower than on the same day last year, when the reading was 10.12 ft.

What is flood stage for the James River at Ashton?

The official flood stage is 13.00 ft. The level is currently 8.45 ft below it.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of James River at Ashton today?

On Oct 19, 2026, 07:45 PM CDT, the water level was 4.55 ft. Up 0.63 ft over the last 24 hours.

Is James River at Ashton rising or falling?

Up 0.63 ft over the last 24 hours. Up 1.06 ft over the last 7 days.

Is the level of James River at Ashton normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at James River at Ashton?

The highest level on record is 26.64 ft on April 6, 1997.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:06473000 (Agency page)
Coordinates
44.99833, -98.48056 (WGS84)
Vertical datum
NAVD88
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level 4.55 ft 2026-10-20 00:45 Provisional
Flow 187 cfs 2026-10-20 00:45 Provisional

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How to cite

U.S. Geological Survey: James River at Ashton (usgs:06473000). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/south-dakota/james-river-at-ashton

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.