# Deerfield Reservoir water level today

Deerfield Reservoir was at 5,903.12 ft on October 10, 2026. That is 3.20 ft below the typical level for October 10 — lower than in 9 of 10 past years. Over the past week the lake has been falling about 0.10 ft a day.

- Latest reading: 5,903.12 ft at 2026-10-10T15:00:00.000Z
- 7-day change: −0.75 ft
- 30-day change: −1.14 ft
- State: South Dakota
- Source: U.S. Army Corps of Engineers — https://water.usace.army.mil/

## Last 14 days

| Date | Level (ft) |
|---|---|
| 2026-10-10 | 5,903.14 |
| 2026-10-09 | 5,903.22 |
| 2026-10-08 | 5,903.33 |
| 2026-10-07 | 5,903.44 |
| 2026-10-06 | 5,903.56 |
| 2026-10-05 | 5,903.66 |
| 2026-10-04 | 5,903.76 |
| 2026-10-03 | 5,903.87 |
| 2026-10-02 | 5,903.97 |
| 2026-10-01 | 5,904.06 |
| 2026-09-30 | 5,904.10 |
| 2026-09-29 | 5,904.13 |
| 2026-09-28 | 5,904.14 |
| 2026-09-27 | 5,904.15 |

Page: https://lakelevel.app/deerfield-reservoir/ — please cite with a link.