Active
Normal
USGS
Mississippi River Pool Lock And Dam 26 At Alton, IL
Current conditions
Historical trends
Hourly measurements
Detailed readings by hour, organized by day
Nearby stations
Other monitoring locations nearby
-
Active 6.0 mi
Coldwater Creek Near Black Jack, MO
ID: 06936475
Flow: 49 ft³/s Level: 1.73 ft -
Active 6.1 mi
Mill Creek Near Florissant, MO
ID: 06935997
Flow: 0 ft³/s Level: 1.28 ft -
Active 6.4 mi
Spanish Lake Tributary. Near Black Jack, MO
ID: 06936530
Flow: 0 ft³/s Level: 1.46 ft -
Offline 6.8 mi
Piasa Creek Near Melville, IL
ID: 05587480
Flow: 6 ft³/s Level: 4.33 ft
Data courtesy of the U.S. Geological Survey.