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Show 129 to follow the water through tho canal3 dom into the laterals, thus virtually handling the distribution of those particular oanals. Diurnal Straam Pluctuationa: - The system of continuous stream flow distribution in combination with the diurnal fluctuations-of the stream 3, worked a hardship on the vVat er-uaera, at tha lower end of a canal cystea. In this connection attention is called to the typioal hydrograph of the daily flew of Lake Pork Biver accompanying tha report. Tho snow melts faster during tha day than during the night, tnis excess arriving at tho mouth of tha canyons oarly the next morning, with the raa_.lt that tha riwsr and camls ore highs: in the .naming than during the afternoon. Bvaporation in th a oanals and laterals also increases thia discrepancy* Vihere the turn-out boxes aTo set for a continuous delivery, and tha water in the canal drops, due to the fluctuation, the water -users near the head of a ditch get nearly tho Sill share, and tho greatest loss Io suffered by the water-usera near the end of the system. conversely whore there is an e;roeBS of water in tho lateral3 due to a unddun otona, tho lower water-users got more thon they can handle. Twice the |
