caldwell county regional water and wastewater planning study

APPENDIX MCaldwell County Regional Water and Wastewater Planning StudyRegional Wastewater PlanningMultiple Regional Treatment FacilitiesMultiple Regional Treatment Facility Planning Cost EstimateServiceAreaLockhartLulingMartindalePeachCreekYearPopulationTotalWastewater Flow(MGD)Percent ofFlowTotalTreatedFlow(MGD)Cost PerGallon ($)Plant CostLineLength(ft)PipelineCost ($/ft)Total LineCostTotal PlantCost2010 46,308 4.723 40% 1.89 $3.75 $7,084,500 168,289 $125 $21,036,125 $28,120,6252020 65,057 6.636 40% 2.65 $3.75 $9,954,000 168,289 $125 $21,036,125 $30,990,1252030 86,902 8.864 40% 3.55 $3.75 $13,296,000 168,289 $125 $21,036,125 $34,332,1252040 100,000 10.200 40% 4.08 $3.75 $15,300,000 168,289 $125 $21,036,125 $36,336,1252010 46,308 4.723 35% 1.65 $3.75 $6,198,938 160,972 $125 $20,121,500 $26,320,4382020 65,057 6.636 35% 2.32 $3.75 $8,709,750 160,972 $125 $20,121,500 $28,831,2502030 86,902 8.864 35% 3.10 $3.75 $11,634,000 160,972 $125 $20,121,500 $31,755,5002040 100,000 10.200 35% 3.57 $3.75 $13,387,500 160,972 $125 $20,121,500 $33,509,0002010 46,308 4.723 20% 0.94 $3.75 $3,542,250 56,173 $125 $7,021,625 $10,563,8752020 65,057 6.636 20% 1.33 $3.75 $4,977,000 56,173 $125 $7,021,625 $11,998,6252030 86,902 8.864 20% 1.77 $3.75 $6,648,000 56,173 $125 $7,021,625 $13,669,6252040 100,000 10.200 20% 2.04 $3.75 $7,650,000 56,173 $125 $7,021,625 $14,671,6252010 46,308 4.723 5% 0.24 $3.75 $885,563 45,676 $125 $5,709,500 $6,595,0632020 65,057 6.636 5% 0.33 $3.75 $1,244,250 45,676 $125 $5,709,500 $6,953,7502030 86,902 8.864 5% 0.44 $3.75 $1,662,000 45,676 $125 $5,709,500 $7,371,5002040 100,000 10.200 5% 0.51 $3.75 $1,912,500 45,676 $125 $5,709,500 $7,622,000Notes:Population estimates based on this studyEstimated cost per gallon based on EPA Wastewater Technology Fact Sheet Package Plants