15 CAR § 20-1001 – Allocation plan — In general

(a) Allocations will be expressed as a percentage of available water in the stream under varying levels of flow on a daily basis.
(b) Percentages will vary from zero percent (0%) (the level of minimum streamflow) to one hundred percent (100%).
(c) Each diverter who is assigned a water allocation will be provided a chart containing allowable daily pumping allocations expressed both as a percentage and as a quantitative measure.
(d) If a staff gauge is determined by the Director of the Arkansas Natural Resources Commission to be necessary, the charts shall also contain the corresponding applicable staff gauge reading.
(e) Such streamflow staff gauge at the point of diversion will have markings relevant to the chart, and diversions are permitted when the streamflow is in the yellow zone on the gauge as defined in 15 CAR § 20-415.