# Castlewood Canyon Dam

- URL: https://palmerdivideresearch.com/places/castlewood-canyon-dam/
- Also known as: Old Castlewood Dam
- Kind: Cheese factories, creameries and other works
- Status: Historic or vanished
- County: Douglas County, Colorado
- Point: 39.3411, -104.7569 (USGS GNIS point)

- Updated: 2026-10-06

## What we know

Irrigation dam on Cherry Creek, built by a private company about 1890 ('The Castlewood reservoir, recently completed', 1893); it failed on Aug. 3, 1933 and flooded Cherry Creek to Denver.

## Where it was

USGS GNIS Dam 185107

The U.S. Geological Survey's official point for this place name.

## Nearby

- [Wyatt's sawmill (1859)](https://palmerdivideresearch.com/places/wyatts-sawmill-1859/): 3.1 mi east
- [Bartruff graves](https://palmerdivideresearch.com/places/bartruff-graves/): 3.1 mi southeast
- [Russellville](https://palmerdivideresearch.com/places/russellville/): 3.2 mi east
- [Reynolds gang shot (Sept. 1864)](https://palmerdivideresearch.com/places/reynolds-gang-shot-sept-1864/): 3.4 mi east
- [Franktown](https://palmerdivideresearch.com/places/franktown/): 3.5 mi north
- [Franktown Cemetery](https://palmerdivideresearch.com/places/franktown-cemetery/): 3.5 mi north

Source numbers (S-0000) refer to https://palmerdivideresearch.com/sources/. Compiled by Michael Christensen for Palmer Divide Research; CC BY 4.0.