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Acoustic Backscatter as a Surrogate for Suspended Sediment Concentration

Acoustic Backscatter as a Surrogate for Suspended Sediment Concentration. Measure Acoustic backscatter ( ABS ) and velocity with uplooking acoustic Doppler current profiler ( ADCP ) Relate ABS to SSC Develop index-velocity rating. ADCP. SS Load = Discharge * SS Concentration.

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Acoustic Backscatter as a Surrogate for Suspended Sediment Concentration

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  1. Acoustic Backscatter as a Surrogate for Suspended Sediment Concentration • Measure Acoustic backscatter (ABS) and velocity with uplooking acoustic Doppler current profiler (ADCP) • Relate ABS to SSC • Develop index-velocity rating ADCP SS Load = Discharge * SS Concentration

  2. Suspended Sediment Data Collection

  3. Suspended Sediment Rating

  4. Discharge Rating and Verification Measurements

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