TornadoLiveMap

Thompson River (IA/MO) near Trenton — water level right now

Grundy County, Missouri · NWS gauge TTZM7
Loading the latest reading…
–
current stage (ft)
 
27
minor flood stage
 
34.38
record crest
set 2019-05-29
–
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 · 24
minor · 27
moderate · 31
major · 34
Flood stageLevel (ft)What it means
Major flood stage34extensive inundation and significant evacuations — a serious event
Moderate flood stage31some buildings and roads inundated; evacuations possible
Minor flood stage27low-lying roads and fields near the river start to flood
Action stage24water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
134.382019-05-29+7.38 above
232.842014-09-10+5.84 above
332.462008-07-25+5.46 above
432.332010-06-06+5.33 above
531.522013-04-19+4.52 above
631.522008-06-25+4.52 above
731.442008-09-13+4.44 above
830.832019-05-26+3.83 above
930.812007-05-07+3.81 above
1030.532014-06-05+3.53 above
1129.792018-10-09+2.79 above
1229.712026-06-11+2.71 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

Grand River near Gallatin 19 mi away · loading… Grand River near Chillicothe 22 mi away · loading… Grand River near Pattonsburg 26 mi away · loading… Grand River near Sumner 35 mi away · loading… Wakenda Creek at Carrollton 51 mi away · loading… Chariton River near Novinger 52 mi away · loading…

Gauge details

NWS gauge IDTTZM7
USGS site06899500
CountyGrundy
StateMissouri
NWS forecast officePleasant Hill
River forecast centerMissouri Basin River Forecast Center
Coordinates40.069, -93.638
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 Thompson River (IA/MO) near Trenton

Is Thompson River (IA/MO) near Trenton 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 27 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Thompson River (IA/MO) near Trenton?

major flood stage 34 ft, moderate flood stage 31 ft, minor flood stage 27 ft, action stage 24 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Thompson River (IA/MO) near Trenton?

The highest crest on file at this gauge is 34.38 ft, reached on 2019-05-29 — that is 7.38 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 Pleasant Hill and local emergency management.