The Rapidan Dam is a concrete gravity dam located on the Blue Earth River in Rapidan Township southwest of Mankato, Minnesota in the United States. The dam was constructed from 1908 to 1910 to generate hydroelectric power.

This combination of satellite images provided by MaxarTechnologies shows views of the Rapidan Dam on Minnesota’s Blue Earth River, south of Mankato, on Sept. 6, 2011, top, and bottom on June 26, 2024, after floodwaters overcame parts of the structure following days of heavy rainfall.

2 days ago · A Twin Cities engineering firm hired to design the demise of the Rapidan Dam expects it to disappear by the end of 2028 — 118 years after the structure was completed southwest of Mankato, Minn ...

Removal of the Rapidan Dam could cost from $59 million to $75 million, according to an estimate by Barr Engineering in August. Surveying and mapping at the dam is set to take place throughout 2025 ...

Facts about the Rapidan Dam. Structure. Amburson type hollow reinforced concrete; Constructed: 1908 - 1910; One fatality; Height from top of dam to stream bed: 87 feet; Length: 475 feet; Spillways: 5 steel tainter gaits and 2 timber gates; Generators (not functional following 2020 flooding) Two turbines powered by falling water - 600 cubic feet ...

Jun 24, 2024 · MANKATO, Minn. (FOX 9) - The Rapidan Dam in south central Minnesota suffered a partial failure on Monday, June 24. The white house on the edge of the Blue Earth River has since fallen into...

Jun 25, 2024 · As of Tuesday morning, the dam southwest of Mankato remained intact — but was bypassed on its west side by a new river channel the rushing water carved out on Monday. Authorities said it...

Jun 24, 2024 · Rapidan Dam near Mankato was in “imminent failure condition,” The Blue Earth County government announced in a Monday Facebook post.

Jun 24, 2024 · RAPIDAN, Minn. — Authorities feared Monday that an aging hydroelectric dam on the Blue Earth River in southern Minnesota, under immense pressure from days of torrential rain and floating debris...

Jun 24, 2024 · The Rapidan Dam in Blue Earth County, Minnesota is in "imminent failure condition," after flooding hit the area, according to city officials.