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River report

Blue Earth River Flow Today

As of October 16, 2026 at 2:15 AM, the Blue Earth River is flowing at 834 cfs near Rapidan, MN — 470% of normal for the date. ❤ Favorite

USGS gauges
1 1 reporting · upstream → down
Blue Earth River Near Rapidan: 470% of normal
Typical gauge
470% of normal for the date
0%normal200%
Biggest flow now
834cfs Rapidan
Updated
Oct 16, 2:15 AM
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River briefing · Oct 16, 2026

Blue Earth River conditions today

Where the river is running versus normal, what’s rising or dropping, and what it means for a trip — built from the live USGS readings below.

At Rapidan, the Blue Earth River is running 834 cfs — 470% of normal. Along the river, 1 of 1 reporting gauges are above normal (the typical gauge is at 470% of normal).

Headwaters to mouth

How the Blue Earth River compares to normal

Every reporting gauge from the top of the river to the bottom: bar length is today’s flow, colour is percent of normal for the date.

Flow along the river, upstream to downstream

  1. Rapidan807 ft 834 cfs470%

Bar length uses a square-root scale so small headwater flows stay visible next to big downstream ones. Colour: <50% 50–90 90–110 110–150 150%+ of normal.

Where every gauge sits

One dot per Blue Earth River streamgauge, placed by its own percent of normal. The line is the typical gauge (470%).

Typical gauge 470%
0%50%100% · normal150%200%+
Much below normal0Below normal0Near normal0Above normal0Much above normal1

Blue Earth River flow report

1 gauge
Streamgage Streamflow % of normal 24h Gage height Elevation
Blue Earth River Near Rapidan MN
Oct 16, 2:15 AM · USGS 05320000
834 cfs 470% +1% 8.95 ft 807 ft

USGS provisional data. Readings are in each gauge’s local time; gauges silent for more than 3 days are marked “Last reported”. Tap any gauge for its hydrograph, forecast and history.

Upstream storage

Dams & reservoirs on the Blue Earth River

Releases from these dams shape the flow downstream. Tap one for its daily level and history.

History

Blue Earth River streamflow over time

Daily total flow across every monitored gauge on the river (this total last updated earlier; the live gauge readings above are current).

About this river

Blue Earth River

The Blue Earth River is a tributary of the Minnesota River, located in southern Minnesota in the United States. It stretches for 108 miles and flows through the agricultural region of the state. The river has a rich history, as it was an important transportation route for Native Americans and early settlers. The hydrology of the river has been impacted by numerous dams and reservoirs, including the Rapidan Dam and Reservoir, which provide flood control and recreational opportunities. The river is also used for agricultural purposes, such as irrigation and livestock watering. Recreational activities include fishing, boating, and camping, with several public access points and parks located along the river's course. Despite the impact of human activities, the Blue Earth River remains an ecologically important system supporting a diverse array of fish and wildlife.

FAQ

About the Blue Earth River

How is the Blue Earth River flowing right now?

As of October 16, 2026, the Blue Earth River is flowing at 834 cfs near Rapidan, MN, about 470% of normal for the date. Every gauge’s live reading is in the table above.

Is the Blue Earth River running high or low?

The typical gauge on the Blue Earth River is at 470% of normal for the date. Above 100% means higher than the historical average for this calendar day; below 100% means lower. The profile above shows which reaches are high or low.

Where does the data come from?

Discharge and gage height are from the USGS National Water Information System; flood stages from the National Weather Service. The history chart sums every monitored gauge on the river.

Can I get alerts for a gauge?

Yes — open any gauge from the table, favorite it in the Snoflo app and set a flow threshold.

More river levels

Rivers in Minnesota