WSPC03939

• File Number: 8460.500
• Description: Platte River Basin - Endangered Species Issues - South Platte Recovery Program
• State: CO
• Basin: South Platte
• Water Division: 1
• Date: 12/5/1995
• Author: Matthew J Cook
• Title: South Platte Agreement - Groundwater Recharge as Augmentation for Restoring Wetlands Along the Central Platte River Nebraska - Final Report
• Water Supply Pro - Doc Type: Report/Study

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000653

TABLE OF CONTENTS

List of Figures....................,..............................,......,.............,...... i

List of Tables................................... ............................... ............... ii
Acknowledgements..,................,.....................,..,...,........ ........ ..... iii

1.0 Executive Summary..................................................................... iv

2.0 Introduction................................ ........ .............................. ......... ..... 1

2.1 Objective............... .........................,...............,.......... ................ 2

3.0 Literature Review.......................................................................... 3
3.1 Scope of Area Affected............................................................ 3
3.2 Background of Problem............................................................ 3
3.3 Previous Efforts to Solve Problem............................................ 9

4.0 Methodology of Engineered Solution.......................................... 9
4.1 Analysis of Groundwater Recharge Methods........................... 9
4.2 Theory and Discussion of Recharge Basin Model CSUPAW.. 10
4.3 Analysis of Possible Recharge Locations................................ 12
4.4 Determination of Natural CSUPAW Model Parameters........... 15
4.5 Recharge Basin Analysis......................................................... 18
4.5.1 Groundwater Profiles for Various Vertical Planes........................ 19
4.5.2 Surface Profile of Groundwater Mound from 0 to 90 Degrees...... 20
4.5.3 Longterm Effects of Groundwater Recharge,............................... 21
4.5.4 Sensitivity Analysis of Transmissivity and Specific yield.............. 22
4.5.5 Calculation of Return Flows to the Platte River............................ 23

5.0 Recharge Basin Design and Suggested Operating Procedure.. 25
5.1 Rectangular Recharge Basin Specifications............................. 25
5.2 Suggested Operating Procedure for Recharge Basin............... 26

6.0 Summary and Conclusions...................................................,....... 27

7.0 Recommendations........ ....................... ...,................................ ...... 28

Literature Cited.....................................................................,.. ....... 29

Appendix...............................................................................,.. ....... 31