Shadehill Reservoir water level
Reservoir, South Dakota, United States
Right now
Low for mid-October
Surface elevation
- Water stored
- 89,525 acre‑ft
History
202120222023202420252026
What this means
Shadehill Reservoir is below normal for mid-October, with the lake level at 2,265.29 ft.
That puts it 2.78 ft below the median of 2,268.07 ft for mid-October, based on 36 years of readings. A year ago it stood at 2,267.89 ft (−2.60 ft).
It has dropped 0.16 ft over the past week. With the water still dropping, the shoreline keeps moving out. In the last month it has stayed between 2,265.29 ft and 2,265.70 ft.
Many reservoirs reach their low point of the year in fall, before winter rain and snow start the refill.
Compared with 36 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 2,268.07 ft2.78 ft below the median for this date
- Normal for this date
- 2,262.60 ft – 2,270.85 ft8 years in 10 fall in this range (36 years of records)
- Same day last year
- 2,267.89 ft−2.60 ft
- Lowest and highest in 30 days
- 2,265.29 ft – 2,265.70 ft
- Lowest and highest in 12 months
- 2,265.29 ft – 2,268.78 ft
On the water at Shadehill Reservoir
A receding shoreline opens up beaches but also uncovers hazards: stumps, rocks and soft mud that are usually well under water.
Wear a life jacket on the water. Most boating deaths involve people who were not wearing one.
Weather at the gauge
The forecast is not available right now.
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| North Fork Grand River near White ButteRiver gauge, North Fork Grand River | -0.01 ft | Below flood stage | 8 mi | |
| Grand River near Thunder HawkRiver gauge, Grand River | 5.01 ft | No reference yet | 14 mi | |
| South Fork Grand River near CashRiver gauge, South Fork Grand River | 0.72 ft | Below flood stage | −0.01 ft | 22 mi |
| Cedar Creek near HaynesRiver gauge, Cedar Creek | 4.01 ft | Normal | −0.02 ft | 31 mi |
| Moreau River near FaithRiver gauge, Moreau River | 0.59 ft | Below flood stage | 0.00 ft | 38 mi |
Questions and answers
How does Shadehill Reservoir compare with last year?
It is 2.60 ft lower than on the same day last year, when the reading was 2,267.89 ft.
How often is Shadehill Reservoir updated?
Once a day. The source, U.S. Bureau of Reclamation, publishes a single daily value; the latest is from Oct 15, 2026.
What is the water level of Shadehill Reservoir today?
On Oct 15, 2026, the surface elevation was 2,265.29 ft. Down 0.16 ft over the last 7 days.
Is Shadehill Reservoir rising or falling?
Down 0.16 ft over the last 7 days.
Is the level of Shadehill Reservoir normal?
Low for mid-October. Compared with 36 years of daily readings for this time of year.
How often is this data updated?
U.S. Bureau of Reclamation publishes a new reading once a day. This page refreshes within minutes of each update.
Where does this data come from?
The values come directly from U.S. Bureau of Reclamation, the official operator of this gauge, and are published under the Public domain. We do not estimate or model live values.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- U.S. Bureau of Reclamation
- Station code
usbr:476(Agency page)- Coordinates
45.75330, -102.20330(WGS84)- Update interval
- once a day
- Licence
- Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision
Published series
| Parameter | Last value | Time (UTC) | Quality |
|---|---|---|---|
Surface elevation elevation | 2,265.29 ft | 2026-10-15 06:00 | Provisional |
Water stored storage | 89,525 acre‑ft | 2026-10-15 06:00 | Provisional |
Download
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How to cite
U.S. Bureau of Reclamation: Shadehill Reservoir (usbr:476). Accessed October 16, 2026 via Nivelmap, https://nivelmap.com/en/united-states/south-dakota/shadehill-reservoir
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.
Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer