the first exploration of the Missouri River from its mouth to its headwaters was made by Meriwether Lewis and William Clark in the early 1800s
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That’s less than half the typical spring flows during planting season, due to the low snowpack in the mountains west of Leadville above the headwaters of the Arkansas River.—Bruce Finley, Denver Post, 19 Apr. 2026 That’s the headwaters of the swamp.—ABC News, 13 Apr. 2026 Now, Hall and Hall is marketing the 1,500-acre Spring Creek Ranch, a marquee holding at the headwaters of the renowned Fall River.—David Caraccio, Sacbee.com, 3 Apr. 2026 This includes a 3,118-foot peak, 16 headwater streams and stunning views of the French Broad River Valley, the Southern Appalachian Highlands Conservancy reports.—Mark Price, Charlotte Observer, 1 Apr. 2026 See All Example Sentences for headwater