Mercedes District Settling Basin Dam

Texas, Hidalgo County, OFF CH-RIO GRANDE

Location

StateTexas
CountyHidalgo
RiverOFF CH-RIO GRANDE
Coordinates26.06500, -97.89333

Physical Characteristics

NID Height10 ft
Dam Height10 ft
Dam Length24,603 ft
NID Storage8,610 acre-ft
Max Storage8,610 acre-ft
Surface Area700 acres

Safety Classification

Hazard PotentialHigh
Condition AssessmentNot Rated
EAP StatusYes
Last InspectionDecember 9, 2025
Inspection Frequency5

Dam Information

Year Completed1907
Primary PurposeIrrigation
Dam TypeEarth
Owner TypePrivate
OwnerHIDALGO & CAMERON COUNTIES IRRIGATION DISTRICT 9

Location Map

About This Dam Record

Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.

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