|
Incident ID |
NV00117-3353 |
|
Dam Name |
ECHO CANYON DAM LINCOLN |
|
Downstream Hazard Potential |
H |
|
State |
NV |
|
Incident Date |
03/07/2019 |
|
Incident Type |
Non-failure |
|
Incident Driver |
Hydrologic/flooding |
|
Incident Mechanism 1 |
Spillway Erosion/head Cutting |
|
Incident Mechanism 2 |
|
|
Incident Mechanism 3 |
|
|
Incident Description |
Rain on snow event in watershed caused excessive runoff into the basin which caused earthen spillway to activate and caused 20 foot deep headcut. Erosion was stopped at rock cutoff wall. |
|
Named Hydrologic Event |
|
|
EAP Enacted (Y/N) due to Incident |
No |
|
Fatalities (Number) |
0 |
|
Number of People Evacuated |
0 |
|
Number of Habitable Structures Evacuated |
0 |
|
Number of Habitable Structures Flooded |
0 |
|
Other Infrastructure Impacts |
None |
|
Economic Damages (in $) |
Unknown |
|
Volume released at failure (ac-ft) |
|
|
Response |
owner was onsite during high flow event and monitored the situation. Did not activate the EAP. |
|
Additional Remarks or Updates |
|
|
Incident Time |
|
|
Incident Duration |
2 days |
|
Incident Report Produced |
|
|
Information Sources |
NV Dam Safety |
|
Owner Type |
S |
|
Dam Type |
RE |
|
Primary Purpose(s) |
FR |
|
EAP |
Y |
|
Year Completed |
1970 |
|
Year Modified |
0 |
|
Dam Height |
58 ft |
|
Max Storage (ac-ft) |
1750 ac-ft |
|
Surface Area (acres) |
64 acres |
|
River Name |
MEADOW VALLEY WASH |
|
Latitude |
37.9072 |
|
Longitude |
-114.272 |
|
Regulatory Agency(ies) |
NEVADA DWR |
|
NID Number |
NV00117 |
|
Attachments |
|
