The Tangipahoa River (/tændʒɪpəˈhoʊ.ə/ tan-ji-pə-HOH-ə) originates northwest of McComb in southwest Mississippi, and runs south 122 miles (196 km)[1] through Lake Tangipahoa in Percy Quin State Park before passing into southeast Louisiana.

There it flows entirely in the eponymous Tangipahoa Parish until its mouth opens into the northwest region of Lake Pontchartrain.

[3] According to the Geographic Names Information System, the Tangipahoa River has also been known as:[4]

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