Senate Bill 88 requires that all water right holders who have previously diverted or intend to divert more than 10 acre-feet per year (riparian and pre-1914 claims), or are authorized to divert more than 10 acre-feet per year under a permit, license, or registration, to measure and report the water they divert. Regulations here
View Lake Diversions section: Western and Lateral
Water Year is October 1 - September 30
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