 |
St Paul District Water Control Center Mississippi River Locks and Dams Historic High Water Elevations Updated: January 28, 1998 |
|---|
| Location | Upper Pool Elevation |
Drawdown Elevation |
Lower Pool Elevation |
Lock Closure Elevation |
1965 Flood Elevation |
1969 Flood Elevation |
1993 Flood Elevation | 1997 Flood Elevation |
|---|---|---|---|---|---|---|---|---|
| Upper St Anthony Falls |
799.2 | 750.1 | 40,000 CFS | 803.4 | 802.5 | 801.9 | 802.7 | |
| Lower St Anthony Falls |
750.1 | 725.1 | 40,000 CFS | 751.4 | 750.4 | 750.9 | 737.9 Tailwater |
|
| Lock & Dam 1 |
725.1 | 687.2 | 730.0 | 734.5 | 733.0 | 728.5 | 732.9 | |
| Lock & Dam 2 |
687.2 | 686.5 | 675.0 | 692.0 | 697.7 | 697.4 | 690.3 | 695.5 |
| Lock & Dam 3 |
675.0 | 674.0 | 667.0 | 683.0 | 688.3 | 686.6 | 683.2 | 686.0 |
| Lock & Dam 4 |
667.0 | 666.5 | 660.0 | 671.5 | 676.4 | 674.2 | 671.6 | 674.7 |
| Lock & Dam 5 |
660.0 | 659.5 | 651.0 | 664.5 | 668.7 | 665.8 | 662.8 | 666.2 |
| Lock & Dam 5A |
651.0 | 650.0 | 645.5 | 660.0 | 663.7 | 661.9 | 658.8 | 662.0 |
| Lock & Dam 6 |
645.5 | 644.5 | 638.5 | 651.5 | 654.6 | 652.0 | 650.3 | 652.7 |
| Lock & Dam 7 |
638.5 | 631.0 | 646.5 | 648.2 | 645.5 | 643.7 | 646.3 | |
| Lock & Dam 8 |
631.0 | 630.0 | 620.0 | 635.9 | 639.1 | 636.3 | 634.8 | 637.1 |
| Lock & Dam 9 |
620.0 | 619.0 | 611.0 | 631.0 | 633.8 | 630.1 | 629.5 | 631.7 |
| Lock & Dam 10 |
611.0 | 603.0 | 620.9 | 624.2 | 620.6 | 620.6 | 621.8 | |
| Note: All elevations are in the 1912 Mean Sea Level (MSL) Adjustment. | ||||||||
| Also available is listing of Lock and Dam Elevation information. | ||||||||