Panhandle Water

Planning Area

Initially Prepared Plan 8 Chapters

1. Description of Region

2. Population and Demand

3. Water Supplies

4. Management Strategies

5. Water Quality Parameters

6. Conservation

7. Consistency with Rules

8. Legislative Recommendations

2 Chapters – not in IPP

9. Infrastructure Financing

10. Adoption of plan

Panhandle Water

Planning Area

Initially Prepared Plan Appendices

Database tables

County Summaries

Ag Demand report

GAM results

Summary of Recharge Study

Northern GAM Update

Lake Meredith study

Cost Estimates

Model conservation and drought

contingency plans

Panhandle Water

Planning Area

Chapter 1Description of Region

Water Sources

Natural Resources

Economy

Water Users

Panhandle Water

Planning Area

Panhandle Water

Planning Area

21 Counties

Agribusiness

Greenbelt Lake

Lake Rita Blanca

Palo Duro Reservoir

Lake Meredith

Buffalo Lake

Bivins Lake

Baylor Lake

Canadian River

Red River

Amarillo

Stratford

CactusSunray

Dumas

Pampa

Clarendon

MemphisWellington

McLean Shamrock

Wheeler

Canadian

Miami

Booker

Perryton

Spearman

Gruver

Stinnett

Channing

Vega

Canyon

Claude

Panhandle

White Deer

Dalhart

Legend

Cities

Rivers

Reservoirs

Canadian Basin

Red Basin

Counties_RegA_TS

Panhandle Water Planning Area Map

±

Panhandle Water

Planning Area

Groundwater- Groundwater Conservation Districts

- Groundwater Management Areas

Panhandle Water

Planning Area

Wholesale Water Providers

Seven WWPs

CRMWA

Amarillo

Cactus

Borger

Greenbelt M&IWA

Mesa Water, Inc.

Palo Duro River Authority

Panhandle Water

Planning Area

Chapter 2Population

Water Demands

Water User Group

Wholesale Water Provider

Panhandle Water

Planning Area

PWPA Population

- Growth rate = 0.7%

- Occur near cities

Panhandle Water

Planning Area

PWPA Demands Decrease over time

Reductions in irrigation

0

200,000

400,000

600,000

800,000

1,000,000

1,200,000

1,400,000

1,600,000

1,800,000

2010 2020 2030 2040 2050 2060

Wat

er

De

man

ds

(ac-

ft/y

r)

Irrigation Demands Livestock Demands Manufacturing Demands

Mining Demands Municipal Demands Steam Electric Demands

Panhandle Water

Planning Area

PWPA Demands- Largest in heavily

irrigated counties

Panhandle Water

Planning Area

Chapter 3- Supply by Source

- Supply to WUGs/ WWP

- Comparison of Current

Supply to Demand

- Update to Northern

Ogallala GAM

- Lake Meredith Study

Panhandle Water

Planning Area

97% Supply in PWPA - Groundwater

Major Aquifers Minor Aquifers

Maj

Panhandle Water

Planning Area

Surface WaterCanadian and Red River Basins

Three Major Reservoirs

Panhandle Water

Planning Area

Source Availability

Ogallala Availability

40/50/80 Approach

2004 Northern GAM Model

Calculated for each 1 sq mi grid

Rita Blanca

Included as part of Ogallala

Dockum, Seymour, Blaine

1.25% decline in storage

Reservoirs

Safe Yields

Panhandle Water

Planning Area

Ogallala Volume(2004 GAM)

Panhandle Water

Planning Area

Total Supply by Source

Panhandle Water

Planning Area

Supply to WUGs / WWPs Consider most limiting factor

Geographical constraints

Infrastructure

Contracts

Consider source

Location

Availability

Quality

Panhandle Water

Planning Area

Supply to WUGs in PWPA

Panhandle Water

Planning Area

Comparison of Supply to Demand

Panhandle Water

Planning Area

Comparison of Supply to Demand

27 WUGs with Identified

Shortages

454,726 Acre-Feet in 2010

487,957 Acre-Feet in 2030

419,780 Acre-Feet in 2030

99% attributed to Irrigation

in 2010, 91% in 2060

Limitations of availability in

irrigation areas

7% 2%

91%

Projected Water Shortages in 2060

MUN

MFG

IRR

STK

SEP

Panhandle Water

Planning Area

Other Studies

Ogallala GAM Update

Surface water study – Lake

Meredith

Recharge Study (BEG)

Summary in Appendix E

Panhandle Water

Planning Area

Update to Northern Ogallala GAM

Updated red bed data (saturated

thickness)

Updated historical pumpage

Good calibration

Improved over 2004 model

Changes in availability

Related to red bed data

Some associated with aquifer

designation (Dockum vs Ogallala)

Panhandle Water

Planning Area

Updated GAM

Differences in Available Supply

Panhandle Water

Planning Area

Impacts to Needs Continue to have irrigation

shortages

Dallam, Hartley, Sherman, Moore

and Hutchinson

New shortages or sooner

Panhandle

Sunray (sooner)

Perryton

Texline

Wheeler

Panhandle Water

Planning Area

Lake Meredith Study

Panhandle Water

Planning Area

Lake Meredith Study

94.7%

96.9%

97.5%

98.3% 98.3% 98.4%99.0%

92%

93%

94%

95%

96%

97%

98%

99%

100%

19

40

-19

49

19

50

-19

59

19

60

-19

69

19

70

-19

79

19

80

-19

89

19

90

-19

99

19

97

-20

06

Period of Record

Hyd

rolo

gic

Lo

ss

Panhandle Water

Planning Area

Summary of Findings

Not a Factor

Annual precipitation

Potential evaporation (temperature)

Changes in irrigation practices

Potential Factors

Rainfall intensity

Increase in shrubland/decrease in

pasture lands

Decrease in groundwater levels

Panhandle Water

Planning Area

Chapter 4Water Management

Strategies

Panhandle Water

Planning Area

Water Management Strategies

Shortages identified for :

Municipal

Manufacturing

Steam Electric Power

Irrigation

Other needs

Water quality

Reliability

Panhandle Water

Planning Area

Conservation

Municipal Conservation

Cities

County Other

Irrigation Conservation

All counties

Counties with needs discussed in

detail in Chapter 4

Panhandle Water

Planning Area

Irrigation Conservation

Tier 1 Strategies:

Biotechnology adoption of drought resistant

crops

NPET to schedule irrigation

Irrigation equipment efficiency improvements

Conservation tillage methods

Tier 2 Strategies:Changes in crop variety

Changes in crop type

Converting irrigated acreage to dryland

farming

Alternate Strategy:Precipitation Enhancement

Panhandle Water

Planning Area

Develop New Groundwater

Wholesale Water

Providers

Amarillo

Borger

Cactus

CRMWA

Greenbelt

County Other

Moore

Potter

Randall

Hall

Cities:

Canyon

Dumas

Gruver

Lefors

Memphis

Spearman

Sunray

Other SEP, Moore Co.

Panhandle Water

Planning Area

Purchase from Provider

Manufacturing, Moore Co.

Manufacturing, Potter Co.

Memphis

Borger

Panhandle Water

Planning Area

Alternate Strategies

Palo Duro Transmission System

Precipitation Enhancement

Counties with no current sponsor

Purchase from Provider

Randall County-Other

Panhandle Water

Planning Area

Chapter 5 Key Water Quality Parameters

Salinity

Nutrients

Nitrates

Impacts of Moving Water from

Rural and Agricultural Lands

Many municipal WUGs own

existing rights

Assume willing seller/buyer

Panhandle Water

Planning Area

Chapter 6 Summary of Conservation in PWPA

Water Conservation plans

Drought Contingency Plans

Conservation recommendations

Municipal

Irrigation

Regional Drought Triggers

Model Plans

Panhandle Water

Planning Area

Chapter 7

Protection of State Resources

Water Resources

Natural Resources

Agricultural Resources

Consistency with Rules

Panhandle Water

Planning Area

Chapter 8

No streams or reservoir sites are

recommended for designation

as unique

Legislative Recommendations

Regulatory issues

Legislative issues

Future water plans

Panhandle Water

Planning Area

Questions