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Rock Island District
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Mississippi River
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Hydrographic Surveys Home
Upstream Surveys - St Paul District
Downstream Surveys - St Louis District
Mississippi River Surveys
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- RM 602-615; Lock 10 Lower Area
- RM 593-602; Finley's Landing Area
- RM 583-593; Lock 11 Upper Area
- RM 575-583; Lock 11 Lower Area
- RM 556-565; Lock 12 Upper Area
- RM 565-575; Nine Mile Island Area
- RM 545-556; Lock 12 Lower Area
- RM 534-545; Savanna Area
- RM 522-534; Lock 13 Upper Area
- RM 513-522; Lock 13 Lower Area
- RM 493-502; Lock 14 Upper Area
- RM 502-513; Steamboat Area
- RM 488-493; Lock 14 Lower Area
- RM 483-488; Lock 15 Upper Area
- RM 474-483; Lock 15 Lower Area
- RM 465-474; Andalusia Area
- RM 457-465; Lock 16 Upper Area
- RM 448-457; Lock 16 Lower Area
- RM 437-442; Lock 17 Upper Area
- RM 442-448; Bass Island Area
- RM 429-437; Lock 17 Lower Area
- RM 419-429; Huron Island Area
- RM 410-419; Lock 18 Upper Area
- RM 400-410; Lock 18 Lower Area
- RM 394-400; Skunk River Area
- RM 383-394; Ft. Madison Upper Area
- RM 376-383; Ft. Madison Lower Area
- RM 369-376; Galland Island Area
- RM 364-369; Lock 19 Upper Area
- RM 356-364; Lock 19 Lower Area
- RM 343-348; Lock 20 Upper Area
- RM 348-356; Gregory Area
- RM 337-343; Lock 20 Lower Area
- RM 331-337; Willow Island Area
- RM 325-331; Lock 21 Upper Area
- RM 318-325; Lock 21 Lower Area
- RM 308-318; Whitney Island Area
- RM 300-308; Lock 22 / Pool 24 Upper Area
Pool 11
RM 602-615; Lock 10 Lower Area
Posted 02/28/2014
RM 593-602; Finley's Landing Area
Posted 02/28/2014
RM 583-593; Lock 11 Upper Area
Posted 02/28/2014
Pool 12
RM 575-583; Lock 11 Lower Area
Posted 02/28/2014
RM 556-565; Lock 12 Upper Area
Posted 02/28/2014
RM 565-575; Nine Mile Island Area
Posted 02/28/2014
Pool 13
RM 545-556; Lock 12 Lower Area
Posted 02/28/2014
RM 534-545; Savanna Area
Posted 02/28/2014
RM 522-534; Lock 13 Upper Area
Posted 02/28/2014
Pool 14
RM 513-522; Lock 13 Lower Area
Posted 02/28/2014
RM 493-502; Lock 14 Upper Area
Posted 02/28/2014
RM 502-513; Steamboat Area
Posted 02/28/2014
Pool 15
RM 488-493; Lock 14 Lower Area
Posted 02/28/2014
RM 483-488; Lock 15 Upper Area
Posted 02/28/2014
Pool 16
RM 474-483; Lock 15 Lower Area
Posted 02/28/2014
RM 465-474; Andalusia Area
Posted 02/28/2014
RM 457-465; Lock 16 Upper Area
Posted 02/28/2014
Pool 17
RM 448-457; Lock 16 Lower Area
Posted 02/28/2014
RM 437-442; Lock 17 Upper Area
Posted 02/28/2014
RM 442-448; Bass Island Area
Posted 02/28/2014
Pool 18
RM 429-437; Lock 17 Lower Area
Posted 02/28/2014
RM 419-429; Huron Island Area
Posted 02/28/2014
RM 410-419; Lock 18 Upper Area
Posted 02/28/2014
Pool 19
RM 400-410; Lock 18 Lower Area
Posted 02/28/2014
RM 394-400; Skunk River Area
Posted 02/28/2014
RM 383-394; Ft. Madison Upper Area
Posted 02/28/2014
RM 376-383; Ft. Madison Lower Area
Posted 02/28/2014
RM 369-376; Galland Island Area
Posted 02/28/2014
RM 364-369; Lock 19 Upper Area
Posted 02/28/2014
Pool 20
RM 356-364; Lock 19 Lower Area
Posted 02/28/2014
RM 343-348; Lock 20 Upper Area
Posted 02/28/2014
RM 348-356; Gregory Area
Posted 02/28/2014
Pool 21
RM 337-343; Lock 20 Lower Area
Posted 02/28/2014
RM 331-337; Willow Island Area
Posted 02/28/2014
RM 325-331; Lock 21 Upper Area
Posted 02/28/2014
Pool 22/24
RM 318-325; Lock 21 Lower Area
Posted 02/28/2014
RM 308-318; Whitney Island Area
Posted 02/28/2014
RM 300-308; Lock 22 / Pool 24 Upper Area
Posted 02/28/2014
Rock Island District Reference Map
Click Pool Area or River Mile to Identify.
View Larger Map