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Tendoy in Lemhi County, Idaho — The American West (Mountains)
 

First Irrigation Project

 
 
First Irrigation Project Marker image. Click for full size.
Photographed by Barry Swackhamer, May 11, 2018
1. First Irrigation Project Marker
Inscription. Arriving at the headwaters of Lemhi River, a company of Latter-Day Saint men who had been called to establish a mission among the Indians proceeded approximately 30 miles downstream, selected a site for a fort and a tract of farming land, On June 18, 1855, they dug a ditch, turned the water over the land, and after ploughing about 8 acres, planted corn, turnips, peas, beams and potatoes. This was the first irrigation project in the Great Northwest.
 
Erected 1962 by Daughters of Utah Pioneers, Lemhi County Chapter. (Marker Number 285.)
 
Topics and series. This historical marker is listed in this topic list: Agriculture. In addition, it is included in the Daughters of Utah Pioneers series list. A significant historical date for this entry is June 18, 1855.
 
Location. 44° 58.985′ N, 113° 38.441′ W. Marker is in Tendoy, Idaho, in Lemhi County. It is at the intersection of Back Road (State Road 28) and Mule Shoe Road, on the left when traveling north on Back Road. Touch for map. Marker is in this post office area: Tendoy ID 83468, United States of America. Touch for directions.

Regionally, this marker is in Central Idaho — Sawtooth
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Range. It is also in the American Mountain West and in the Lewis & Clark Corridor. Globally, it is in North America, the Rocky Mountains, the Western Hemisphere, the Western World, and the Anglosphere.

Other nearby markers. At least 8 other markers are within 2 miles of this marker, measured as the crow flies: Salmon River Mission (a few steps from this marker); a different marker also named The Salmon River Mission (within shouting distance of this marker); Fort Lemhi (approx. half a mile away); Sacajawea Comes Home (approx. 1½ miles away); The Withington Caldera (approx. 1½ miles away); William Clark's Scouting Mission (approx. 1½ miles away); Lewis Learns from the Lemhi Shoshone (approx. 1½ miles away); Meriwether Lewis Makes Contact (approx. 1½ miles away). Touch for a list and map of all markers in Tendoy.
 
More about this marker. It may look like private property, but the entrance to the ranch is a continuation of Mule Shoe Road (according to Google Maps.
 
First Irrigation Project Marker image. Click for full size.
Photographed by Barry Swackhamer, May 11, 2018
2. First Irrigation Project Marker
 
 
Credits. This page was last revised on September 23, 2018. It was originally submitted on September 23, 2018, by Barry Swackhamer of Brentwood, California. This page has been viewed 393 times since then and 19 times this year. Photos:   1, 2. submitted on September 23, 2018, by Barry Swackhamer of Brentwood, California.
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Jul. 21, 2026