Schlautman No. 1
Schlautman No. 1 is an earth dam located in Campbell County, Wyoming, built in 1940. It carries a Low hazard potential classification and has a fair condition assessment.
About Schlautman No. 1
The primary purpose of Schlautman No. 1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Innes Ranch, Llc (private). It impounds the Dry Draw near Hulett.
The dam stands 15 feet tall and stretches 1,100 feet across, creates a reservoir covering 16 acres, and has a maximum storage capacity of 191 acre-feet. Completed in 1940, 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/02/2025.
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Location
| State | Wyoming |
| County | Campbell |
| Nearest City | Hulett |
| River/Stream | Dry Draw |
| Coordinates | 43.83610, -105.79320 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 1,100 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 191 acre-ft |
| Max Storage | 191 acre-ft |
| Normal Storage | 54 acre-ft |
| Surface Area | 16 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | INNES RANCH, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/02/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00988 |
| Federal ID | WY00988 |
| More Info | State Dam Safety Program |