DN 22-04                                            DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

NOTICE DATE: May 27^th, 2022                               DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

DREDGE CUT NAME: St. Paul Small Boat Harbor             RIVER MILE: 839.6

HISTORIC DATA

Frequency: 43%                                                          Avg. Quantity/Job: 9,067 yd³

Last Date Dredged: Sept. 13^th, 2018                           Avg. Quantity/Year: 3,911 yd³

SURVEY DATA

Date Surveyed: May 26^th, 2022

Water Surface Elevation: 696.8

Low Control Pool Elevation: 686.8

Net Difference: +10.0’

5 Day River Forecast: significant decline

DREDGING DATA

Recommended Channel Width: Project Limits

Recommended Dredging Depth: 6 feet

Estimated Quantity: 20,771 yd³

Type of Dredge: Contract Mechanical Plant 2

Proposed Dredging Date: June 1^st, 2022

Estimated Duration: 14 dredging days

Justification for Dredging: Water depths are less than the authorized project depth for a significant area of the harbor. 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Southport

Location: 2-836.3-RMP

Site Characteristics: This is a historically used upland beneficial use site.

If you have any questions concerning this project or request an on‑site meeting please call me a dredging manager at (651) 290-5155.