DN 25-18 DREDGING NOTICE
U.S. ARMY CORPS OF ENGINEERS
ST. PAUL DISTRICT
NOTICE DATE: July 7th, 2025 DREDGING CATEGORY: Imminent
MEETING DATE: If requested MEETING TIME:
BOAT REQUIREMENT: MEETING LOCATION:
DREDGE CUT NAME: Above Brownsville RIVER MILE: 689.7 – 690.9
HISTORIC DATA
Frequency: 58% Avg. Quantity/Job: 32,540 yd3
Last Date Dredged: August 19th, 2023 Avg. Quantity/Year: 18,933 yd3
SURVEY DATA
Date Surveyed: July 2nd, 2025
Water Surface Elevation: 632.8
Low Control Pool Elevation: 629.9
Net Difference: +2.9
5 Day River Forecast: gradual decline
DREDGING DATA
Recommended Channel Width: 400 feet
Recommended Dredging Depth: 12 feet
Estimated Quantity: 58,570 yd3
Type of Dredge: Government Hydraulic Dredge Goetz
Proposed Dredging Date: July 9th, 2025
Estimated Duration: 8 dredging days
Justification for Dredging: The channel is reduced to 375’ between the 9 foot contours and is reduced to 130’ between the 10.5 foot contours. On a recommended bend width of 400’.
MATERIAL PLACEMENT DATA
Proposed Placement Site: Above Brownsville
Location: 8-690.4-LWT
Site Characteristics: This is a historically used temporary island placement site.
If you have any questions concerning this project or request an on‑site meeting, please call
DN 25-18 DREDGING NOTICE
U.S. ARMY CORPS OF ENGINEERS
ST. PAUL DISTRICT
NOTICE DATE: July 7th, 2025 DREDGING CATEGORY: Imminent
MEETING DATE: If requested MEETING TIME:
BOAT REQUIREMENT: MEETING LOCATION:
DREDGE CUT NAME: Above Brownsville RIVER MILE: 689.7 – 690.9
HISTORIC DATA
Frequency: 58% Avg. Quantity/Job: 32,540 yd3
Last Date Dredged: August 19th, 2023 Avg. Quantity/Year: 18,933 yd3
SURVEY DATA
Date Surveyed: July 2nd, 2025
Water Surface Elevation: 632.8
Low Control Pool Elevation: 629.9
Net Difference: +2.9
5 Day River Forecast: gradual decline
DREDGING DATA
Recommended Channel Width: 400 feet
Recommended Dredging Depth: 12 feet
Estimated Quantity: 58,570 yd3
Type of Dredge: Government Hydraulic Dredge Goetz
Proposed Dredging Date: July 9th, 2025
Estimated Duration: 8 dredging days
Justification for Dredging: The channel is reduced to 375’ between the 9 foot contours and is reduced to 130’ between the 10.5 foot contours. On a recommended bend width of 400’.
MATERIAL PLACEMENT DATA
Proposed Placement Site: Above Brownsville
Location: 8-690.4-LWT
Site Characteristics: This is a historically used temporary island placement site.
If you have any questions concerning this project or request an on‑site meeting, please call
DN 25-18 DREDGING NOTICE
U.S. ARMY CORPS OF ENGINEERS
ST. PAUL DISTRICT
NOTICE DATE: July 7th, 2025 DREDGING CATEGORY: Imminent
MEETING DATE: If requested MEETING TIME:
BOAT REQUIREMENT: MEETING LOCATION:
DREDGE CUT NAME: Above Brownsville RIVER MILE: 689.7 – 690.9
HISTORIC DATA
Frequency: 58% Avg. Quantity/Job: 32,540 yd3
Last Date Dredged: August 19th, 2023 Avg. Quantity/Year: 18,933 yd3
SURVEY DATA
Date Surveyed: July 2nd, 2025
Water Surface Elevation: 632.8
Low Control Pool Elevation: 629.9
Net Difference: +2.9
5 Day River Forecast: gradual decline
DREDGING DATA
Recommended Channel Width: 400 feet
Recommended Dredging Depth: 12 feet
Estimated Quantity: 58,570 yd3
Type of Dredge: Government Hydraulic Dredge Goetz
Proposed Dredging Date: July 9th, 2025
Estimated Duration: 8 dredging days
Justification for Dredging: The channel is reduced to 375’ between the 9 foot contours and is reduced to 130’ between the 10.5 foot contours. On a recommended bend width of 400’.
MATERIAL PLACEMENT DATA
Proposed Placement Site: Above Brownsville
Location: 8-690.4-LWT
Site Characteristics: This is a historically used temporary island placement site.
If you have any questions concerning this project or request an on‑site meeting, please call me a Channel Maintenance Coordinator at (651) 350-2564.