PUB00114

• Year: 1997
• Title: Arkansas Groundwater Users Association - 1997 Plan Year Arkansas River Replacement Plan
• CWCB Section: Stream & Lake Protection
• Author: Rocky Mountain Consultants, Inc.
• Description: Application for plan to divert tributary groundwater in the Arkansas River Basin, Colorado
• Publications - Doc Type: Historical

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Table 4
Monthly Distribution of Annual Pumping Estimates

................. Irrigation Distribution .. Municipal Distribution
Month < ... (percent of annual) ... (percent (lfallnual) .
--
January 0 5
February 0 5
March 0 6
April 7 8
May 13 10
June 14 12
July 18 14
August 22 13
September 17 9
October 9 7
November 0 6
December 0 5

5. Stream Depletions

5.1 Presumptive and Estimated Depletions

A presumptive or estimated depletion factor was assigned to each well according to the
criteria in Rule 4.2 of the Amended Rules and Regulations Governing the Diversion and Use of
Tributarv Ground Water in the Arkansas River Basin. Colorado (the Rules) and engineering
judgement. For diversions of groundwater used through sprinkler irrigation systems (whether sole
source or supplemental), the presumptive depletion is 75 percent of the amount pumped, per Rule
4.2. For diversions of ground water used as a sole source of supply for flood and furrow irrigation, a

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Printed February 27. 1997