Skip to main content (Press Enter).
US Army Corps of Engineers
Rock Island District Website
®
About
Leadership
District Overview
History
District Projects
FAQ
Offices
Contracting
Corporate Communications
Emergency Management
Flood Risk Management Project Modifications
Section 408 Public Notices
Engineering and Construction
Inland Navigation Design Center (INDC)
Programs and Project Management
District Projects
Flood Risk Management Articles
Navigation
Environmental/Ecosystem
Continuing Authorities Program (CAP)
Completed Projects Articles
Recreation
Mississippi River
Illinois River
Des Moines River
Iowa River
Rock River
Iowa
Illinois
Wisconsin
Minnesota
Missouri
IA-1
IA-2
IA-3
IA-4
IL-1
IL-2
IL-3
IL-4
IL-7
IL-11
IL-13
IL-14
IL-15
IL-16
IL-17
IL-18
MN-1
MN-7
MO-6
WI-1
WI-2
WI-3
WI-5
WI-6
Projects
Top Projects
UMR-F-S-D-Management
Real Estate
Safety and Occupational Health
Small Business
Operating Status
Business With Us
Small Business
Outreach & Customer Service
Missions
Emergency Management
Flood Risk Management
Levee Safety Program
Silver Jackets
Dam Safety Program
Coralville Reservoir
Saylorville Reservoir
Lake Red Rock Reservoir
Farm Creek Reservoirs
UMRS Hydraulic Model Update
UMRS Hydraulic Model Update Q-A
Environmental Stewardship
Illinois River Basin Restoration
Navigation and Ecosystem Sustainability Program
Upper Mississippi River Restoration
About Us
Habitat Restoration
Monitoring & Science
Key Initiatives
Workshops
Partnership
Key Documents
News & Events
Contact Us
UMRR Meetings
Sustainable Rivers
BR Interbasin Project
Documents
Regulatory
Application Forms & Instructions
Permits
Public Notices
Wetland Mitigation
Stream Mitigation
Iowa Stream Mitigation Method Guidance and Links
Jurisdictional Determinations
Administrative Appeals
FAQs
News
Resources
Contact Us
Navigation
Recreation
Coralville Lake
Farm Creek
Illinois Waterway
Lake Red Rock
About Us
Real Estate
Lake Red Rock - Copy
Red Rock Archery Range
Master Plan
Community Links
Mississippi River Project
Saylorville Lake
Locations
USACE Locations
Careers
How to Apply
Equal Employment Opportunity
Internships
USA Jobs
Salaries
Media
News Stories
News Releases
Fact Sheets
Videos
Images
Web Cameras
River Cam
Publications
Tower Times
Tower Times
Water Resources Development Book
District Calendar of Events
Public Notices
Library
Contact
USACE Office Locator
RSS
Coronavirus
Rock Island District
/
Missions
/
Navigation
/
Hydrographic Surveys
/
Mississippi River
/
RM_325331_Lock_21_Upper
MVRUM21_32473249_17A.pdf
...
1.0 MB
MVRUM21_33003315_14A_Op.pdf
...
8.0 MB
MVRUM21_33023309_16A.pdf
...
2.0 MB
MVRUM21_33063322_17A.pdf
...
4.0 MB
MVRUM21_33063611_15C.pdf
...
5.0 MB
MVRUM21_33083320_17C.pdf
...
3.0 MB
UMR_21_3246-3251_13A.pdf
...
2.0 MB
UMR_21_3248-3250_12A.pdf
...
1.0 MB
UMR_21_3249-3250_09A1.pdf
...
1.0 MB
UMR_21_3250-3253_09A.pdf
...
1.0 MB
UMR_21_3250-3255_07A.pdf
...
1.0 MB
UMR_21_3271-3279_09B.pdf
...
1.0 MB
UMR_21_3272-3280_11A.pdf
...
3.0 MB
UMR_21_3274-3279_07A.pdf
...
1.0 MB
UMR_21_3275-3280_10B.pdf
...
2.0 MB
UMR_21_3285-3291_11A.pdf
...
2.0 MB
UMR_21_3285-3292_08A.pdf
...
1.0 MB
UMR_21_3285-3303_10A.pdf
...
3.0 MB
UMR_21_3290-3293_07A.pdf
...
1.0 MB