Brown's Dam #1 is an earth dam located in Atchison County, Missouri, built in 2004. It carries a Significant hazard potential classification.
Dam profile
NID height · 46 ft46 ft tall and 300 ft long, taller than 91% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Brown's Dam #1
Brown's Dam #1 is a dam in Atchison, Missouri. The dam is private-owned. It impounds the Rock Creek near Rock Port.
The dam stands 46 feet tall and stretches 300 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 60 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2004, the structure is relatively new.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 10/31/2021.
At 46 feet, this dam is taller than 91% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Missouri |
| County | Atchison |
| Nearest City | Rock Port |
| River/Stream | Rock Creek |
| Coordinates | 40.40695, -95.54802 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 46 ft |
| Dam Length | 300 ft |
| Year Completed | 2004 (22 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 10/31/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MO40130 |
| Federal ID | MO40130 |
| More Info | State Dam Safety Program |