MEDIAN FLOW RATE · 1 YEAR
2,385cfs 48.8% vs avg
Optimal band: 831–1,125 cfs
PERIOD HIGH
9,399cfs
PERIOD LOW
162cfs
RUNNABLE
7%
last 1 year in band
Gauge Height
12.87ft
Precipitation History
Your History · Iowa River at Marshalltown, IA
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Station Location
42.0658, -92.9077Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #05451500·USGS
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