DWR_3408541

• Title: HYDROGEOLOGY AND WATER RESOURCES OF THE SOUTHERN HIGH PLAINS DESIGNATED GROUND WATER BASIN: PHASE 2 STUDY
• Author/Source: MCLAUGHLIN WATER ENGINEERS, LTD.
• Keywords: BACA AND PROWERS COUNTIES, SOUTHERN HIGH PLAINS GROUND WATER MANAGEMENT DISTRICT, JOB NO. 99-02800300, HYDROGEOLOGY; BASIN DESIGNATION REPORT
• Document Type - Reference Library: Investigations and Studies
• Document Date: 1/1/2002
• Year: 2002
• Team/Office: Water Supply

TABLE OF CONTENTS
Paqe
1.0 SUMMARY............................................................................................................... 1-1
2.0 INTRODUCTION..................................................................................................... II -1
2.1 PURPOSE AND SCOPE.............................................................................. II -1
2.2 BACKGROUND........................................................................................... II -2
2.3 PREVIOUS INVESTIGATIONS..................................................................... II -6
2.4 METHODS OF INVESTIGATION.................................................................. II -6
3.0 GEOGRAPHY......................................................................................................... III -1
4.0 WELL DATA BASE ANALYSIS.............................................................................
IV -1
4.1
WELL RECORDS.......................................................................................
IV -1
4.2
WELL LOGS..............................................................................................
IV -1
4.3
MONITOR WELL LOCATION AND SELECTION .........................................
IV -2
5.0 ESTIMATE
OF IRRIGATED LANDS AND RELATED WATER USE .........................
V-1
5.1
IRRIGATED LANDS....................................................................................
V-1
5.2
PRECIPITATION.........................................................................................
V-1
5.3
ESTIMATED WATER USE..........................................................................
V-2
6.0 HYDROGEOLOGY................................................................................................
VI -1
6.1
STRUCTURAL GEOLOGY.........................................................................
VI -1
6.2
STRATIGRAPHY........................................................................................
VI -1
6.2.1 General...........................................................................................
VI -1
6.2.2 Permian and older rocks undifferentiated .........................................
VI -1
6.2.3 Dockum Group................................................................................
VI -2
6.2.4 Jurassic undifferentiated.................................................................
VI -2
6.2.5 Cheyenne Sandstone......................................................................
VI -3
6.2.6 Kiowa Shale....................................................................................
VI -3
6.2.7 Dakota Sandstone..........................................................................
VI -4
6.2.8 Graneros Shale...............................................................................
VI -4
6.2.9 Greenhorn Limestone.....................................................................
VI -4
6.2.10 Tertiary volcanics............................................................................
VI -5
6.2.11 Ogallala Formation..........................................................................
VI -5
6.2.12 Quaternary alluvium and eolian sediments .......................................
VI -5
6.3
HYDROSTRATIGRAPHIC UNITS...............................................................
VI -5
6.3.1 General..........................................................................................
VI -5
6.3.2 High Plains Aquifer..........................................................................
VI -6
6.3.3 Graneros Shale Aquitard.................................................................
VI -8
6.3.4 Dakota Aquifer................................................................................
VI -8
6.3.5 Dockum Aquifer............................................................................
VI -10
I
99-028.003\Phase 2 Report\SHP TOC