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Gravel diversions in the mainstem and outdated
headgate design have resulted in numerous habitat and irrigation
problems including aggradation, fish passage problems, entrainment, and
inability to regulate irrigation flow. Rock
veins will be installed at current gravel "weir" location, the headgate
will be replaced with new screwdown gate, and an aquarod will be
installed in the ditch.
Benefits of the project include:
- Remove fish barriers
- Reduce aggradation (allow sediments to blow
through)
- Reduce entrainment
- Improve control and measurability
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