caldwell county regional water and wastewater planning study

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C O N S U L T I N G E N G I N E E R STABLE OF CONTENTSEXECUTIVE SUMMARY …………………………………………………SECTION 1 INTRODUCTION1.1 Background ………………………………………………..…1.2 Purpose and Scope ……….……….……………………….…1.3 Project Task ……..…………………………………………..1.4 Participants and Sponsors ……………………………………...SECTION 2 CALDWELL COUNTY CHARACTERISTICS2.1 City Limits and ETJ Boundaries ………….………………..…2.2 Land Use …..……………………………………………….…2.3 Watersheds ……….……………………………………………2.4 Certificates of Convenience and Necessity (CCN) ……………2.4.1 Water CCN Utilities …………………………………...2.4.2 Wastewater CCN Utilities ……………………………..2.5 Climate ………………………………………………………..2.6 Topography ……………………………………………………2.7 Transmission System ………………………………………….2.8 Impervious Cover ……………………………………………..SECTION 3 DATA COLLECTION3.1 General …..…………………………………………………..3.2 Survey ……………………………………………………….3.3 Regional Coordination ……………………………………….SECTION 4 GROUNDWATER4.1 Groundwater Sources ………….……………………………..4.1.1 Leona Formation ……………………………………..4.1.2 Wilcox Formation ……………………………………4.1.3 Carrizo Formation ……………………………………4.1.4 Recklaw Formation ………………………………….4.1.5 Queen City Sands Outcrop …………………………….4.2 Groundwater Quality ………….……………………………..4.3 Groundwater Conservation Districts ……..……….……………4.3.1 Plum Creek Conservation District (PCCD) ….………..4.3.2 Gonzales County Underground Water ConservationDistrict (GCUWCD) ………………………………...SECTION 5 SURFACE WATER5.1 General …..…………………………………………………..5.2 Surface Water Supply Sources …………..…………………..5.2.1 Guadalupe River Basin ………………………………PageES-11-11-31-41-52-12-32-32-72-72-72-102-122-122-123-13-13-34-14-14-34-34-54-54-54-74-74-115-15-15-1Klotz Associates Project No. 0972.000.000January 2010TOC-1Caldwell County Regional Water and Wastewater Planning StudyFinal Report
Page 1: CALDWELL COUNTY REGIONAL WATERAND W
Page 5 and 6: C O N S U L T I N G E N G I N E E R
Page 15 and 16: EXECUTIVE SUMMARYMeeting the challe
Page 17 and 18: The planning horizon for this study
Page 19 and 20: that 20,000 ac-ft - 25,000 ac-ft pe
Page 21 and 22: • Reuse water from treatment plan
Page 23 and 24: Klotz Associates Project No. 0972.0
Page 25 and 26: The energy spent when communities c
Page 27 and 28: The stakeholder meetings were held
Page 37 and 38: The City of Lockhart has two wastew
Page 39 and 40: 2.6 TopographyThe topography of Cal
Page 43 and 44: SECTION 3DATA COLLECTION3.1 General
Page 45 and 46: Throughout the planning study three
Page 51 and 52: and sodium content while hardness d
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Klotz Associates Project No. 0972.0
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the managed available groundwater.
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developed, a drawdown of 100 feet i
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needs a permit from the State of Te
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1. Zero Net Migration (0) - Assumes
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6.4 Population History and Growth E
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to a value that was within the valu
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SECTION 7FACILITIES INVENTORY7.1 Wa
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An inventory of the information to
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needed, supply groundwater from the
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The total storage capacity is liste
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treated before being routed to wate
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wastewater with return activated sl
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SECTION 8WATER DEMANDS8.1 Historica
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GRAPH 8-1Caldwell County Historic W
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ac-ft a decade from 15 ac-ft in 201
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TABLE 8-42006 Region L - Caldwell C
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TABLE 8-7Developed Water User Group
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TABLE 8-9Municipal Average - Yearly
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SECTION 9WASTEWATER FLOWS9.1 Genera
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The projected wastewater flows for
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SECTION 10WATER QUALITY10.1 General
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General activities Agricultural ope
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Pollution sources listed in the Plu
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VSS, COD, Bacteria, Nutrients, and
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SECTION 11WATER SUPPLY OPTIONS11.1
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11.1.1 GBRA Mid-Basin ProjectThe Gu
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The water supply strategies develop
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and landscape watering. The water c
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Weather modification is a good stra
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Developing water from the Simsboro
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12.2 Water Supply SourcesWater supp
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Regional facilities in this study w
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SECTION 13REGIONAL WASTEWATER PLANN
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13.3 Wastewater System PlanningThe
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more costly financially and environ
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The projected flows developed in Se
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• Martindale Regional Wastewater
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SECTION 14REGIONAL WATER QUALITY PR
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Agricultural Practices - Improper a
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14.5 Impairment LocationsThrough SE
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14.7.1 Urban Stormwater Management
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14.8 Structural BMPs for Discharges
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ain garden will add value to the ho
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14.10 Public Education/ OutreachPub
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The existing wastewater treatment p
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• It is a source of water that au
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The pollutant load reduction from t
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Table 14-7Vegetated Filter Strip Wi
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SECTION 15REGIONAL WATER QUALITY IM
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Additional management measures reco
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Economically Distressed Area Progra
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Development impact fees can be appl
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SECTION 16SUMMARY OF RECOMMENDATION
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C O N S U L T I N G E N G I N E E R
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APPENDIX B/012234 ! &# ! %
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APPENDIX B#$ # 4(0 A
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APPENDIX B # !6 . 0.# # / %
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APPENDIX B # ;4
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APPENDIX B 4 4)# #. ,
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APPENDIX CThe following tables are
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Texas Water Development BoardGround
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State WellNumber6703713670371567037
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APPENDIX E4. Flow Between Aquifers
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APPENDIX ESection 8.2 describes the
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APPENDIX EReductions in the allowab
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CALDWELL COUNTYYear Basin Municipal
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CALDWELL COUNTYYear Source Municipa
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Data Dictionary - Water Rights Data
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RegionCodeIndicates the Regional Wa
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WRNoWRTypeWRSeqAPPENDIX GTCEQ SURFA
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APPENDIX HAnnual presentationsConse
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APPENDIX Hbeneficial to test every
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APPENDIX Hand ways in which the sta
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APPENDIX IBEST MANAGEMENT PRACTICES
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APPENDIX I• Filter Strips: Establ
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Management Measuresas described in
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Outreach Activitiesas described in
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APPENDIX Kbe operated by a public r
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RESPONSE TO WRITTEN COMMENT BY GRAH
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APPENDIX MCaldwell County Regional
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APPENDIX MPopulation ProjectionsWas
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APPENDIX NKLOTZ ASSOCIATES RESPONSE
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APPENDIX NKlotz Associates Response
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