© 2014 hdr, inc., all rights reserved. l. kevin mosteller, pe, svp-hdr building a robust water...
DESCRIPTION
Agreement with the Town of Norwood Permitting and Preliminary Engineering Effort o IBT Certificate (EMC) and Lake Use Permit (FERC) o Notice of intent o Public Hearings o Draft EIS o Public Hearing (EMC) o Adequacy Determination o IBT Process Project Branding Preliminary Engineering CURRENT PROJECT STATUSTRANSCRIPT
© 2014 HDR, Inc., all rights reserved.
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L. Kevin Mosteller, PE, SVP-HDR
Picture or Color BlockBUILDING A ROBUST WATER MODEL TO EVALUATE LONG-TERM WATER SUPPLY OPTIONS FOR UNION COUNTY
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2015 NC AWWA-WEA 95th Annual Conference
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Agreement with the Town of Norwood Permitting and Preliminary Engineering Efforto IBT Certificate (EMC) and Lake Use Permit (FERC)o Notice of intento Public Hearingso Draft EISo Public Hearing (EMC)o Adequacy Determinationo IBT Process
Project Branding Preliminary Engineering
CURRENT PROJECT STATUS
Evaluating the Impact on Water Resources CHEOPS™ Base Model Developed for Progress (now Duke) Energy Reservoirs Includedo Progress-Blewett Falls Lake, Lake Tilleryo Alcoa-High Rock Lake, Tuckertown Reservoir, Narrows Lake, Falls Lakeo USACE-Kerr Scott (Added as part of EIS)
Hydrology Updated and Verified for EIS in Collaboration weith NC-DWR
PREFERRED ALTERNATIVE-EXPAND INTAKE IN LAKE TILLERY AND RAW WATER TRANSFER TO UNION COUNTY
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59-Year Hydrologic Record Daily Evaporation Impacts on
Reservoirs Futire Water Use Projections to the
Year 2060 for the Basin Impacts of Climate Change Inclusion of the Regional Low Inflow
Protocol Monthly Distribution of Future Water
Use
FEATURES OF THE CHEOPS WATER MODEL
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Lake Levelso Aestheticso Water Withdrawal
Water Outflows (Downstream Releases
Water Quantity Management (LIP Impacts)
Hydropower Generation
MODEL RESULTS ANALYZED FOR FUTURE IMPACTS OF WATER SUPPLY ALTERNATIVES
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Full Period of Record (POR) Drought 1 (1999-2003) Drought 2 (2006-2009)
HYDROLOGIC PERIODS EVALUATED
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Reservoir Comparison to BLY-2012 Current (2012) Basin-Wide Water Use With
Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11 W. Kerr Scott - - - - - - - - - - - - - - High Rock - - - - - - - - - - - - - - Tuckertown - - MI - - - - - - MI - - - - Narrows (Badin) - MO MI - - - - - MI MI - - - - Falls - MI - - - - - - MO MO - - - - Tillery - - - - - - - - - - - - - - Blewett Falls MI - - MI MI MI - MI - - MI MI MI MI “-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%) Reservoir Comparison to BLY-2012 Current
(2012) Basin-Wide Water Use With Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11 W. Kerr Scott - - - - - - - - - - - - - - High Rock - - - - - - - - MI MI - - - - Tuckertown - - MO - - - - - MI MO - - - - Narrows (Badin) - MO MI - - - - - MO MO - - - - Falls - MI - - - - - - MI MI - - - - Tillery - - - - - - - MI MI MI MI MI MI MI Blewett Falls MI - - MI MI MI MI MI MI MI MI MI MI MI “-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%)
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Reservoir Avg. Elev. (feet)
Difference (inches) from BASE (UC2050_2012)
Avg. Elev. (feet)
Difference (inches) from BASE (2050)
Base 2012
Alternative Base 2050
Alternative 1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11
W. Kerr Scott 1030.2 - - - - - - - 1030.1 - - - - - - - High Rock 623.2 - - - - - - - 623.2 - - - - - - - Tuckertown 564.2 - - - - - - - 564.2 - - - - - - - Narrows (Badin) 509.0 - - - - - - - 509.0 - -1 - - - - - Falls 330.9 - - - - - - - 330.9 - - - - - - - Tillery 278.0 - - - - - - - 278.0 - - - - - - - Blewett Falls 176.5 - - - - - - - 176.5 - - - - - - - “-” = No modeled change in lake elevation for alternative as compared to baseline condition Reservoir Avg.
Elev. (feet)
Difference (inches) from BASE (UC2050_2012)
Avg. Elev. (feet)
Difference (inches) from BASE (2050)
Base 2012
Alternative Base 2050
Alternative 1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11
W. Kerr Scott 1030.0 - - - - - - - 1030.0 - - - - - - - High Rock 622.1 - - - - - - - 622.0 - - -1 - - - - Tuckertown 564.0 - - -5 - - - - 563.9 - - -5 - - - - Narrows (Badin) 508.8 - -4 -1 - - - - 508.6 - -4 -1 - - - - Falls 330.2 - - - - - - - 330.2 - - - - - - - Tillery 278.0 - - - - - - - 278.0 - - - - - - - Blewett Falls 176.6 - - - - - - - 176.4 -1 - - -1 -1 -1 -1
“-” = No modeled change in lake elevation for alternative as compared to baseline condition
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Reservoir Comparison to BLY-2012 Current (2012) Basin-Wide Water Use With
Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11 W. Kerr Scott - - - - - - - - - - - - - - High Rock - - - - - - - - - - - - - - Tuckertown - - - - - - - - - - - - - - Narrows (Badin) - - - - - - - - - - - - - - Falls - - - - - - - - - - - - - - Tillery - - - - - - - - - - - - - - Blewett Falls - - - - - - - - - - - - - - “-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%) Reservoir Comparison to BLY-2012 Current
(2012) Basin-Wide Water Use With Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11 W. Kerr Scott - - - - - - - - - - - - - - High Rock - - - - - - - - - - - - - - Tuckertown - - - - - - - - - - - - - - Narrows (Badin) - - - - - - - - - - - - - - Falls - - - - - - - - - - - - - - Tillery - - - - - - - - - - - - - - Blewett Falls - - - - - - - - - - - - - - “-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%)
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Reservoir Comparison to BLY-2012 Current (2012) Basin-Wide Water Use With
Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11 W. Kerr Scott NA NA High Rock - - - - - - - - MI MI - - - - Tuckertown NA NA Narrows (Badin) NA NA Falls - MI MI - - - - - MO MI - - - - Tillery MI MI MI MI MI MI MI MI MI MI MI MI MI MI Blewett Falls MI MI MI MI MI MI MI MI MI MI MI MI MI MI “-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%) Reservoir Comparison to BLY-2012 Current
(2012) Basin-Wide Water Use With Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11 W. Kerr Scott NA NA High Rock - - - - - - - - MI MI - - - - Tuckertown NA NA Narrows (Badin) NA NA Falls - MI MI - - - - - MI MI - - - - Tillery MI MI MI - - - MI MI MI MI - - - MI Blewett Falls - MI MI MI MI MI MI MI MI MI MI MI MI MI “-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%)
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Reservoir Comparison to BLY-2012 Current (2012) Basin-Wide Water Use With
Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11 W. Kerr Scott - - - - - - - - - - - - - - High Rock - - - - - - - - - - - - - - Tuckertown - - - - - - - - - - - - - - Narrows (Badin) - - - - - - - - - - - - - - Falls - - - - - - - - - - - - - - Tillery - - - - - - - - - - - - - - Blewett Falls - - - - - - - - - - - - - - “-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%) Reservoir Comparison to BLY-2012 Current
(2012) Basin-Wide Water Use With Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11 W. Kerr Scott - - - - - - - - - - - - - - High Rock - - - - - - - - - - - - - - Tuckertown - - - - - - - - - - - - - - Narrows (Badin) - - - - - - - - - - - - - - Falls - - - - - - - - - - - - - - Tillery - - - - - - - - - - - - - - Blewett Falls - - - - - - - - - - - - - - “-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%)
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Hydroelectric Project
Comparison to BLY-2012 Current (2012) Basin-Wide Water Use With
Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11
Yadkin (APGI) - MI MI - - - - - MI MI - - - -
Yadkin-Pee Dee (Duke Energy Progress)
MI MI MI MI MI MI MI MI MI MI MI MI MI MI
“-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%) Hydroelectric Project
Comparison to BLY-2012 Current (2012) Basin-Wide Water Use With
Union County 2050 IBT
Comparison to BLY-2050 Future (2050) Basin-Wide Water Use With
Union County 2050 IBT Alternative Alternative
1 2A 2B 3 4 5 11 1 2A 2B 3 4 5 11
Yadkin (APGI) - MI MI - - - - - MI MI - - - -
Yadkin-Pee Dee (Duke Energy Progress)
MI MI MI MI MI MI MI MI MI MI MI MI MI MI
“-” = Negligible Impact“(no detectable impact); MI” = Minor Impact (>0% to <5%); “MO” = Moderate Impact (5% to <15%); “MA” = Major Impact (≥15%)
