Castle #4 is an earth dam located in Hinsdale County, Colorado, built in 1928. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 1,030 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Castle #4
The primary purpose of Castle #4 is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Pearl Lake Trout Club, Inc. (leroy Cannon) (private). It impounds the North Clear Creek near South Fork.
The dam stands 18 feet tall and stretches 1,030 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 167 acre-feet, and collects water from a drainage area of 24 square miles. Completed in 1928, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 06/27/1989. That was over 37 years ago.
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Location
| State | Colorado |
| County | Hinsdale |
| Nearest City | South Fork |
| River/Stream | North Clear Creek |
| Coordinates | 37.85500, -107.25390 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 14 ft |
| Dam Length | 1,030 ft |
| Year Completed | 1928 (98 years old) |
Storage & Hydraulics
| NID Storage | 167 acre-ft |
| Max Storage | 167 acre-ft |
| Normal Storage | 77 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 24 sq mi |
| Max Discharge | 250 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Pearl Lake Trout Club, Inc. (leroy Cannon) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/27/1989 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00766 |
| Federal ID | CO00766 |
| More Info | State Dam Safety Program |