| Flood Impacts |
| 1460.0 | Top of Dike raised to this elevation in 2006 (current dike protection level plus 5.0 feet of freeboard equal top of dike elevation).During the recession of the last Ice Age, glacial Lake Minnewaukan spilled into Sheyenne river via Stoney Lake-Long Lake, Twin Lake, and Tolna Coulee channels. |
| 1459.0 | Prior to January 2010, the height that Devils Lake/Stump Lake spills into Sheyenne River through Tolna Coulee. Combined area of Devils and Stump Lakes would be 450 sq mi. |
| 1458.0 | Tolna Coulee clean-out height (Jan 2010). |
| 1455.0 | Current dike protection level (2006). Combined area of Devils and Stump Lakes would be 227 sq mi. |
| 1452.0 | Most Recent (Provisional) Record Lake Level of 27 June 2010. |
| 1451.8 | Provisional Daily Average Stage on 30 May 2010 (1451.79) |
| 1450.7 | Recent Past Record Daily Lake Level occured on 27 June, 2009. |
| 1449.2 | Recent Record Lake Level (09 May 2006) Drainage problems for Minnewaukan. Ramsey CO Hwy 2 affected. |
| 1449.1 | Second highest lake level (12 May 2004) due to locally heavy rains. |
| 1449.0 | Devils Lake at 213 sq mi. |
| 1448.9 | 2005 High Water Lake level (03 Aug; USGS). |
| 1448.3 | Wind Affected Instantaneous Peak (21 Jul 01) |
| 1448.3 | US Hwy 281 (North of Minnewaukan) closed during high winds. |
| 1448.0 | 2001 High Water; daily value (22 Jul & 09 Aug). |
| 1448.0 | Devils Lake at 202 sq mil. |
| 1447.5 | 2003 High Water Elevation on 19 May 03. |
| 1447.2 | Devils Lake at 195 sq mi (Jul 1999). |
| 1447.1 | Devils Lake spills into Stump Lake in Aug 1999 (previous overflow in the 1920s). |
| 1447.0 | Ordinary High Water Mark (OHWM). Devils Lake at 191 sq mi. |
| 1446.0 | Approximate height of Jerusalem Coulee from East Lake to West Stump Lake. |
| 1438.4 | Devils Lake at 140 Sq Mi - first recorded lake level (1867). |
| 1422.4 | Devils Lake at 68 sq mi (Oct 1992). |
| 1400.9 | Devils Lake at 10 sq mi area (Oct 1940). |
