Walnut Grove Dam
The Walnut Grove Dam was built north of Wickenburg, Arizona, United States, along the Hassayampa River. Its failure in 1890 killed over 100 people. Its construction from 1886 to 1888 was chiefly on the impetus of the Bates family, whose mismanagement of the project was considerable.
Facts and sources
Place
- Category
- Historic Site
- Destination
- Yarnell
- County
- Yavapai County
- State
- Arizona
Visitation
- Annual visits
- Not published
Ranking
- Overall score
- 43.5 / 100
- Visitation score
- No published count
- Popularity score
- 26.2
- Significance score
- 58.0
- Confidence
- medium
Visiting
- Coordinates
- 34.1931, -112.5416
- Last verified
- 2026-08-12
Where it is
Walnut Grove Dam is a historic site near Yarnell, in Yavapai County. It is one of the historic sites in this database, and appears in the statewide ranking of Arizona attractions.
How this ranking was reached
This place scores 43.5 out of 100, at medium confidence. No official visitor count is published for it, so the score rests on public interest and tourism significance, and is capped below the level a measured attraction can reach. The weighting is explained in full on the methodology page.
Note on the data: No official visitor count is published for this attraction.
Sources
- Description: Wikipedia(opens in a new tab), used under CC BY-SA 4.0(opens in a new tab)
- Public interest: Wikimedia pageviews (en.wikipedia, human traffic), 2024
- Coordinates and designations: Wikidata(opens in a new tab)
- County: U.S. Census geography via FCC Area API, resolved from coordinates
Record last verified 2026-08-12.
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