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Boyer River at Logan — water level right now

Harrison County, Iowa · NWS gauge LGNI4
Loading the latest reading…
–
current stage (ft)
 
21
minor flood stage
 
25.33
record crest
set 2019-03-13
–
flood status
official NWS category
Official NOAA forecast → USGS data → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 19
minor · 21
moderate · 22
major · 25
Flood stageLevel (ft)What it means
Major flood stage25extensive inundation and significant evacuations — a serious event
Moderate flood stage22some buildings and roads inundated; evacuations possible
Minor flood stage21low-lying roads and fields near the river start to flood
Action stage19water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
125.332019-03-13+4.33 above
225.221965-03-01+4.22 above
324.752008-06-08+3.75 above
423.871996-07-17+2.87 above
523.021996-06-21+2.02 above
622.671957-06-16+1.67 above
722.651971-02-19+1.65 above
822.541990-06-17+1.54 above
922.471979-03-18+1.47 above
1022.191993-07-09+1.19 above
1121.942014-09-01+0.94 above
1221.761972-09-11+0.76 above

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Boyer River near Missouri Valley (IFC) 6 mi away · loading… Boyer River near Dunlap (IFC) 14 mi away · loading… Mosquito Creek near Neola (IFC) 15 mi away · loading… Soldier River at Pisgah 15 mi away · loading… Willow Creek near Soldier 20 mi away · loading… Little Sioux River near Turin 24 mi away · loading…

Gauge details

NWS gauge IDLGNI4
USGS site06609500
CountyHarrison
StateIowa
NWS forecast officeValley
River forecast centerMissouri Basin River Forecast Center
Coordinates41.642, -95.783
Time zoneCST6CDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Boyer River at Logan

Is Boyer River at Logan flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 21 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Boyer River at Logan?

major flood stage 25 ft, moderate flood stage 22 ft, minor flood stage 21 ft, action stage 19 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Boyer River at Logan?

The highest crest on file at this gauge is 25.33 ft, reached on 2019-03-13 — that is 4.33 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Valley and local emergency management.