Rivermatics

USGS Streamgage 06900800

Grand River near Fountain Grove, MO

Grand River near Fountain Grove, MO is USGS streamgage 06900800 in Missouri, monitoring river discharge in hydrologic subbasin 10280103. It sits on the Grand River, alongside 3 other gauges Rivermatics tracks on the same river. It drains a watershed of about 6,240 square miles. Discharge records at this site go back to 2017. Typical flow runs near 1,452 cfs in July and 2,338.7 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

View live conditions & forecast →

Gauge details

State
Missouri
Drainage area
6,240 sq mi
Gauge elevation
673 ft
Subbasin (HUC-8)
10280103
Coordinates
39.69222, -93.32528
USGS site number
06900800
Records begin
2017-01-18 (9 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Grand River near Fountain Grove, MO. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.

Forecast daily mean discharge in cubic feet per second, by date
Date Low p10 Expected p50 High p90 Range
447 551 757
393 513 811
362 486 815
366 541 1,193
373 661 1,917
388 719 2,076
389 874 3,490
408 892 2,884
418 905 2,726
405 817 2,303
385 708 1,725
331 619 2,043
288 520 1,962
274 463 1,259

All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 7 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January — 1,008.8 —
February — 1,748.6 —
March — 3,155.5 —
April — 2,338.7 —
May — 3,128.7 —
June — 1,736.6 —
July — 1,452 —
August — 740.1 —
September — 348.1 —
October — 960.4 —
November — 804.4 —
December — 629 —

All values in cubic feet per second (cfs).

Common questions

When does Grand River near Fountain Grove, MO normally run highest?
March, on the long-term record. The median daily flow that month is about 3,155.5 cfs, against 348.1 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
How long has Grand River near Fountain Grove, MO been measured?
Discharge records at USGS site 06900800 begin in 2017, about 9 years, covering roughly 3,437 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Grand River near Fountain Grove, MO?
Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
Where is Grand River near Fountain Grove, MO?
The gauge sits at 39.69222, -93.32528, in Missouri, in hydrologic subbasin 10280103, at an elevation of about 673 feet, draining roughly 6,240 square miles.
Can I use Grand River near Fountain Grove, MO data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Upstream and downstream on the Grand River

Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Grand River in full.

Other gauges in this subbasin