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River

St. Francis River

686 km from source to mouth · United States.

United StatesUnited StatesFlows into Mississippi River

Follow the riverMonth by month

SourceMouth
The river and every tributary in its basin, drawn from RiverATLAS (CC BY 4.0).

In numbers

Length

686km

Average flow

400m³/s

Basin

19,554km²

Drop

215m

from 261 m to 46 m

Country

1

The journey

From source to mouth

686 km of river and 4 stops on the way: 2 towns and cities on its banks, dams, bridges and the tributaries that feed it.

261 m46 m
Sourceat 261 m0 km
Fredericktown4,429 people63 km
Lake Wappapello24 km²192 km
Fisk312 people221 km
St. Francis River Bridge404 km
Mississippi Riverat 46 m686 km
0200400600686 km
  1. 0 kmSourceat 261 m
  2. 63 kmFredericktown4,429 people
  3. 192 kmLake Wappapello24 km²
  4. 221 kmFisk312 people
  5. 404 kmSt. Francis River Bridge
  6. 686 kmMississippi Riverat 46 m

Water level along the river (RiverATLAS; the height is exaggerated). Towns: GeoNames and Wikidata; bridges, dams and tributaries: Wikidata.

River in Arkansas and Missouri in the United States

At the mouth it carries 399 m³/s on average: an Olympic pool every 6.3 seconds. It drops from 261 m to 46 m, 0.3 m per kilometre on average. Its basin covers 19,554 km², about the size of SI. 404,000 people live in it. Highest water: from December to January and from March to April. Dams and reservoirs hold back a large share of its water (12% of a year's flow).

Read more on Wikipedia

Where to start

  • FredericktownLargest city on its banks · 4,429 people
  • Cape Girardeau Regional Airport (CGI)Nearest airport with scheduled flights, 74 km from the cityCar hire at STL airport (St Louis)Discover Cars · Affiliate link
  • On the water79 ferry piers, marinas, boat rentals and boat ramps along the river (OpenStreetMap)
  • Kayak and canoe2 put-ins and rapids mapped (OpenStreetMap)
  • April, June and from August to OctoberThe best months to visit

St. Francis River, month by month

Highest water: from December to January and from March to April

Best months to visit: April, June and from August to October.

740
2°85 mmJan
670
4°94 mmFeb
690
10°128 mmMar
720
16°124 mmApr
690
20°129 mmMay
450
25°91 mmJun
260
27°88 mmJul
130
26°83 mmAug
190
22°95 mmSep
230
16°77 mmOct
480
10°118 mmNov
700
4°120 mmDec
Water (estimated flow)Air (average) Rain (mm)Best months

From about 130 m³/s in the lowest month to 740 m³/s in the highest. An estimate: the monthly flow is modelled from the lowest and highest months of WaterGAP (RiverATLAS, 1971–2000) and the rain and snow along the river (WorldClim). Dams change the real rhythm. The chip is the average air temperature; below it, the month's rain.

Plan the trip

Plan the trip: boat trips, a bed by the river, a car

Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.

The basin

St. Francis River: the basin in numbers

20,876 km² of land send their water to this river. This is what lives on it.

Heavily regulatedReservoirs can hold 12% of a year's flow: dams shape its seasons.
  • 404,000people live in the basin
  • 19/km²people per km²
  • 108maverage altitude of the basin
  • 1,227mmof rain a year (basin average)
  • 14.9°Caverage air temperature
  • 3%protected areas
  • 0.5%covered by lakes
  • 1.5km³held in reservoirs

What covers the basin

  • 25% Forest
  • 66% Cropland
  • 2% Pasture
  • 1% Towns and cities

RiverATLAS (HydroATLAS v1.0, CC BY 4.0): land cover, people, protected areas, glaciers and dams over the whole basin upstream of the mouth.

Along the river

St. Francis River: what you find on the way

  • 12DamsLake Avalon Dam, Silver Mine Dam, Allgier Lake Dam and 9 more
  • 2WaterfallsBig Drop, Cats Paw
  • 2RapidsTiemann Shut-in, Mud Creek Shut-in
  • 79Boat rampsSyenite Access, Roselle Access, James Clark Access and 76 more
  • 2River beaches

From OpenStreetMap, within 2.0 km of the river. Not mapped is not the same as not there.

Cross-checked with our atlases

St. Francis River in our other atlases

What our sister atlases know about the waterfalls on this river, the lakes it flows through, the beaches at its mouth, the mountains where it rises and the islands off its mouth.

  • 1lake on its wayLakeyas
  • 40mountains at the sourcePeakyas

Lakes and reservoirs (1)

Lakes it flows through, by Lakeyas

  1. Lake Wappapellokm 15224km²

Lakeyas is coming soonOpen Lakeyas ↗

Mountains at the source (40)

Within 15 km of the source, by Peakyas

  1. Taum Sauk Mountain13 km away · prominence 156 m540m
  2. Russell Mountain12 km away526m
  3. Pilot Knob8.2 km away448m
  4. Shepherd Mountain8.8 km away487m
  5. Anderson Mountain9.0 km away447m
  6. Buck Mountain9.4 km away495m
  7. Bald Knob14 km away480m
  8. Hughes Mountain14 km away

32 more on PeakyasOpen Peakyas ↗

From space

The source and the mouth, seen from orbit

St. Francis River: satellite view of the source
The source14 km across
St. Francis River: satellite view of the mouth
The mouth20 km across

Sentinel-2 cloudless 2016 by EOX IT Services GmbH (contains modified Copernicus Sentinel data 2016), CC BY 4.0. The glowing line is the river as drawn by RiverATLAS.

Photos

St. Francis River in pictures

Where these numbers come from

Name, length, placesWikidata (Q1108022) · CC0
Course, profile, basinRiverATLAS v1.0 (HydroATLAS, Linke et al. 2019) · CC BY 4.0 — followed from the source to the mouth given by Wikidata
FlowWaterGAP (RiverATLAS), 1971–2000 · CC BY 4.0
Climate along the riverWorldClim (RiverATLAS), 1970–2000 · CC BY 4.0
Towns, bridges, damsWikidata · CC0; GeoNames · CC BY 4.0
Along the river© OpenStreetMap contributors · ODbL
ImagesEOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons
Our other atlasesLakeyas, Peakyas — Wikidata · CC0; © OpenStreetMap contributors · ODbL; GeoNames · CC BY 4.0; HydroLAKES · CC BY 4.0; NOAA OISST

Every source and licence is on the data sources page.

The family

Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers or canyons?

Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.

beachesCoastyaFind your beach: sea temperature, sun and swimming month by month.Visit
lakesLakeyasEvery lake on Earth: water temperature, ice, depth and the shore.Coming soonVisit
mountainsPeakyasEvery summit in 3D: summit weather, the 0 °C line, huts and trails.Visit
waterfallsCascadyasEvery waterfall: height, flow month by month and when it roars.Coming soonVisit
islandsIslandyasEvery island from the sea up: size, sea temperature, ferries and 3D.Coming soonVisit
riversRiveryasEvery river from source to sea: the journey, the flow and the basin in numbers.You are here
canyonsCanyonyasEvery canyon cut to scale: depth to the floor, rim and floor temperatures, trails and viewpoints.Coming soonVisit