South Fork Iowa River near Blairsburg, IA

Hamilton County, Iowa · USGS gauge 05451080 · NWS BLII4 · Iowa river levels

Is South Fork Iowa River near Blairsburg, IA flooding right now?

South Fork Iowa River near Blairsburg, IA measured 3.77 ft on 2026-09-11 01:00:00 UTC. No NWS minor flood stage is published for this gauge.

Gauge height
3.77 ft
as of 72 min ago
Streamflow
data refreshed 10 min ago

The highest crest on record was 13.88 ft on Wed, Mar 13, 2019.

No National Weather Service flood stage is published for this gauge, so no flood category can be shown — why some gauges have no flood stage.

Highest crests on record

StageDate
13.88 ft2019-03-13
12.56 ft2010-03-12
12.5 ft2008-06-08
12.42 ft2010-03-14
11.79 ft2007-03-12

Last 7 days

Past 7 days · 3.68–3.95 ft

Nearby gauges

GaugeDistanceCounty
Lyons Creek near Webster City, IA (L3)9.7 miHamilton County
Boone River near Webster City, IA13.4 miHamilton County
White Fox Creek at Clarion, IA14.3 miWright County
Iowa River near Rowan, IA15.0 miWright County
Boone River near Goldfield, IA22.0 miWright County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast