St. Francis River
river in Arkansas and Missouri in the United States

The St. Francis River is a tributary of the Mississippi River, about 426 miles (686 km) long, in southeastern Missouri and northeastern Arkansas in the United States. The river drains a mostly rural area and forms part of the Missouri-Arkansas state line along the western side of the Missouri Bootheel.
Description and course
The river rises in a region of granite mountains in Iron County, Missouri, and flows generally southwardly through the Ozarks and the St. Francois Mountains near Missouri's highest point Taum Sauk. It forms the Missouri-Arkansas border in the Bootheel and eventually exits the state at Missouri's lowest point in the "toe" at 241 feet (73 m) above sea level. It passes through Lake Wappapello, which is formed by a dam constructed in 1941. Below the dam the river meanders through cane forests and willow wetlands or forested swamp, transitioning from a clear stream into a slow and silt-laden muddy river as it enters the flat lands of the Mississippi embayment. In its lower course the river parallels Crowleys Ridge and is part of a navigation and flood-control project that encompasses a network of diversion channels and ditches along it and the Castor and Little rivers. Below the mouth of the Little River in Poinsett County, Arkansas, the St.
Begin with the source’s own compact description: “St. Francis River” is river in Arkansas and Missouri in the United States. The dossier treats that line as a proposition to test through Francis, River and river, not as a finished interpretation.
Why this record matters
The phrase “river in Arkansas and Missouri in the United States” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
The strongest evidence will usually combine a dated visual record with documents produced by the authority responsible for the place. The source revision retrieved here is dated Aug 6, 2026. The linked authority identifier is Q1108022. The Library of Congress control number is sh93007152. Authority coordinates are 34.624, -90.592. 2 of 3 selected statements include explicit references; 2 carry qualifiers and 0 use preferred rank. The first chronological checks are 1941.
Modern boundaries and familiar names can conceal earlier jurisdictions or structures that do not align with the present site. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Treat names, boundaries and functions as historically changeable. Maps, plans, inventories and administrative records can clarify what the place meant at different dates.
- Historic place names
- Jurisdictional context
- Routes into maps and plans
Contemporary maps, plans, listed-building records, estate papers and the responsible local or national archive.
Three-step research path
- Establish the record: confirm the title “St. Francis River”, its source revision and the description used here.
- Expand the search: follow St. Francis River primary sources, St. Francis River archive and Francis research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “St. Francis River”?
- What physical evidence or contemporary plan supports the description?
- Which authority defined the place, boundary or structure at the relevant date?
Search terms from this dossier
This entry incorporates text from “St. Francis River” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.