Water Works System Master Planning For a Sustainable Community - - PowerPoint PPT Presentation

Water Works System Master Planning For a Sustainable Community

Presented By: Robert G. Mitchard Village of Algonquin Director of Public Works Jeffrey W. Freeman, P.E., CFM, LEED AP Engineering Enterprises, Inc.

March 20, 2012

Presentation Overview

Background Information Existing Water Works System Overview Historical & Projected Water Use Regulatory Review Sustainable Source Water Assessment Supply, Treatment & Storage Evaluation Distribution System Evaluation Financial Review & Summary

Background Information

Background Information

 Village of Algonquin Sustainability Focus

 Water Conservation Initiative  Native Vegetation & Rain Garden Program  The Conservation Community Program

 Comprehensive Water Master Plan

 Utilize Research & Recommendations Included in Water 2050  Evaluate All Viable Supply Sources

Background Information

Background Information

Deferred Capacity Increases Due To Water Use Reduction

5 10 Peak Demand/Capacity (MGD) Year 2010 2030 2020 2040

Baseline Demand After Conservation Existing Capacity Required Capacity Before Conservation Delay Downsizing

Existing Water Works System

Supply Treatment Storage

Existing Water Works System

Table No. 2-1: Existing Water Supply Summary

Village of Algonquin,IL Source / Year Well Depth Casing Screen Aquifer Approximate Capacity Well No. Constr. (feet) Depth Diameter Depth Type SG SL GP SP IG MS (gpm) (MGD) Motor HP Comments Well No. 5 1978 131 116 14 116 to 131 Continuous Slot No. 100  600 0.86 40 To WTP No. 1 6 1984 152 137 16 137 to 152 Continuous Slot No. 80  900 1.30 40 To WTP No. 1; Limited use due to historical localized aquifer dewatering 7 1985 121 101 20 101 to 121 Continuous Slot No. 120  1,250 1.80 150 To WTP No. 1; Well No. 7 and Well No. 11 cannot operate together 8 1993 207 177 20 177 to 207 Continuous Slot No. 60  900 1.30 50 To WTP No. 2 9 1994 235 215 20 215 to 235 Continuous Slot No. 90  900 1.30 75 To WTP No. 2 10 1997 1,315 1,022 18 N/A N/A  1,000 1.44 350 To WTP No. 2; Primarily used in summer to supplement Wells 8 and 9 11 2000 116 96 20 96 to 116 Continuous Slot No. 120  1,250 1.80 150 To WTP No. 1; Well No. 7 and Well No. 11 cannot operate together 13 2004 198 183 20 183 to 198 Continuous Slot No. 120  1,050 1.51 50 To WTP No. 3 15 2005 120 95 20 95 to 120 Continuous Slot No. 80  1,050 1.51 50 To WTP No. 3 SUBTOTAL SHALLOW SAND & GRAVEL & SHALLOW BEDROCK SOURCES: 7,900 11.38 SUBTOTAL DEEP BEDROCK SOURCES: 1,000 1.44 TOTAL ALL SOURCES: 8,900 12.82 TOTAL FIRM CAPACITY: 6,750 9.72 Assumes Well 6 & largest (Well 7 or 11) out of service

Existing Water Works System

Existing Water Works System

 WTP No. 1

 Wells No. 5, 6, 7 & 11  Aeration & Pressure Iron Removal Filters  Pump To PZ (Pressure Zone) 1 & 2

 WTP No. 2

 Wells No. 8, 9 & 10  Aeration & Pressure Iron Removal Filters (Wells No. 8 & 9)  Cation Exchange Units (Well No. 10)  Pump To PZ 5

 WTP No. 3

 Wells No. 13 & 15  Aeration & Microfiltration Membranes  Pump To PZ 5

Existing Water Works System

Existing Water Works System

Stand Pipes (0.63 MG)  All in PZ 1

• Countryside = 0.40

MG (0.20 Useable)

• Cary = 0.23 MG
• Huntington = 0.40

MG (0.20 MG Useable)

Elevated Storage Tanks (2.3 MG)

• Copper Oaks =

0.40 MG  PZ 2

• Hanson = 0.40 MG

 PZ 4

• Jacobs = 0.75 MG

 PZ 5

• Lakewood = 0.75

MG  PZ 5

Pump Stations & PRVs

• 5 Booster Pump

Stations (BPS)

• 2 Booster Pump /

Pressure Reducing Valve (BP/PRV) Stations

• 9 PRVs

Existing Water Works System

Historical & Projected Water Use

 Historical Water Use Summary

 Current Trends (CT) Water Use = 95 gpcd  MDD:ADD = 1.75  MHD:MDD = 2.00

 2040 CT Water Use Projection

 ADD = 4.70 MGD  MDD = 8.22 MGD  MHD = 16.43 MGD

Historical & Projected Water Use

Water Saved % Of Total (MGD) (%) All Customers 0.070 1.5% New Landscape 0.007 0.1% 0.235 5.0% High Efficiency Toilets (HET) 0.163 3.5% High Efficiency Washing Machines (HEWM) 0.062 1.3% Retrofits 0.106 2.3% 0.067 1.4% 0.709 15% Utility Water - System Losses Indoor Residential Commercial, Industrial, and Institutional Customers Total Estimated Savings =

Potential Estimated Water Savings From Water Conservation and Efficiency

Village of Algonquin, IL

Category Outdoor

Historical & Projected Water Use

Regulatory Review

Table No. 4-1: Drinking Water Regulation Compliance Summary

Village of Algonquin, IL Yes No Surface Water Treatment Rule 1989 Only applies to surface water and GWUDI systems Total Coliform Rule (TCR) 1989  System is routinely monitored as required Lead and Copper Rule 1991  System is routinely monitored as required Unregulated Contaminant Monitoring Rule 1998  System is routinely monitored as required Interim Enhanced Surface Water Treatment Rule 1998 Only applies to surface water and GWUDI systems Stage 1 Disinfectant / Disinfection Byproducts Rule 1998  System is routinely monitored as required Radionuclides Rule 2000  System is routinely monitored as required Arsenic Rule 2001  System is routinely monitored as required Filter Backwash Recycling Rule 2001  WTP No. 3 primary backwash is routed to secondary membranes Long Term 1 Surface Water Treatment Rule 2002 Only applies to surface water and GWUDI systems with fewer than 10,000 customers Long Term 2 Surface Water Treatment Rule 2005 Only applies to surface water and GWUDI systems Stage 2 Disinfectant / Disinfection Byproducts Rule 2005 IDSE has been completed; Compliance monitoring plan is due to IEPA by October 1, 2013 Ground Water Rule 2006  System is routinely monitored as required Total Coliform Rule (TCR 2010) 2010  System is routinely monitored as required Radium Treatment Residuals Rule 2011  IEMA registration required for WTP

• No. 2 and the WWTF sludge disposal;

Monitoring and reporting required for WWTF biosolids disposal Radon Rule Proposed Proposed rule would set MCL at 300 pCi/L or 4,000 pCi/L with a multimedia mitigation program to address radon in indoor air N/A N/A In Progress N/A Regulation Year Enacted In Compliance? Compliance Status N/A N/A

Sustainable Source Water Assessment

Shallow Sand & Gravel Aquifer

Deep Sandstone Aquifer

Lake Michigan Fox River

Sustainable Source Water Assessment

Sustainable Source Water Assessment

Source: Regional Groundwater Modeling Results for Water Supply Planning in Northeast Illinois -- Presented by Allen Wehrmann, Illinois State Water Survey, on December 16, 2008 at a meeting of the NE Illinois Regional Water Supply Planning Group in Chicago, Illinois. (http://www.isws.illinois.edu/iswsdocs/wsp/ppt/NEIL_RWSPG_Dec2008.pdf)

Sustainable Source Water Assessment

Source: Regional Groundwater Modeling Results for Water Supply Planning in Northeast Illinois -- Presented by Allen Wehrmann, Illinois State Water Survey, on December 16, 2008 at a meeting of the NE Illinois Regional Water Supply Planning Group in Chicago, Illinois. (http://www.isws.illinois.edu/iswsdocs/wsp/ppt/NEIL_RWSPG_Dec2008.pdf)

2040

Sustainable Source Water Assessment

Source: Regional Groundwater Modeling Results for Water Supply Planning in Northeast Illinois -- Presented by Allen Wehrmann, Illinois State Water Survey, on December 16, 2008 at a meeting of the NE Illinois Regional Water Supply Planning Group in Chicago, Illinois. (http://www.isws.illinois.edu/iswsdocs/wsp/ppt/NEIL_RWSPG_Dec2008.pdf)

2040

Sustainable Source Water Assessment

Source: Regional Groundwater Modeling Update for Northeast Illinois -- Presented by Allen Wehrmann, Illinois State Water Survey, on March 24, 2009 at a meeting of the NE Illinois Regional Water Supply Planning Group in Chicago, Illinois. (http://www.isws.illinois.edu/iswsdocs/wsp/ppt/NEIL_RWSPG_Mar2009.pdf)

Algonquin Algonquin Algonquin

Sustainable Source Water Assessment

 Northwest Suburban Municipal Joint Action Water Agency (NSMJAWA) Background

 Purchase Water Through City of Chicago  Firm System Capacity = 95 MGD  Current Peak Demand = 63 MGD  Seven Charter Northwest Suburbs Own System Capacity

 Algonquin Connection Considerations

 Upgrades To NSMJAWA Transmission Network  Approximately 36,000 LF of Large Diameter Transmission Main To Get To East Edge of Algonquin  Algonquin Transmission Network Upgrades  Additional Storage To Meet Minimum 2 Days Storage  Connection/Capacity Purchase Fees

Sustainable Source Water Assessment

Source: Effects of Future Water Demands and Climate Change on Fox River Water Availability -- Presented by Vernon Knapp, Illinois State Water Survey, on October 28, 2008 at a meeting of the Northeast Regional Water Supply Planning Group in Chicago, Illinois. (http://www.isws.illinois.edu/iswsdocs/wsp/ppt/FoxScenarios.pdf)

Supply, Treatment & Storage Evaluation

 Water Supply & Treatment Needs Assessment Calculations

 Ultimate Source Capacity  Reliable Source Capacity

4,000 3,000 2,000 1,000 1,000 2,000 3,000 4,000 2010 +2500 +5000 +10000 +15000 +21610 Supply Capacity/Defecit (gpm) Year/Population Equivalent Additions

Reliable Source Capacity Projection

CT LRI

• 1,700 gpm
• 3,400 gpm

Supply, Treatment & Storage Evaluation

 Water Storage Needs Assessment Calculations

 Peak Hour Storage  Fire Flow  Emergency Supply

3.00 2.50 2.00 1.50 1.00 0.50 0.00 0.50 1.00 2010 +2500 +5000 +10000 +15000 +21610 Storage Capacity/Defecit (MG) Year/Population Equivalent Additions

Peak Hour Storage Capacity Projection

CT LRI

• 1.73 MG
• 2.55 MG

Distribution System Evaluation

Large Diameter Water Main Network

Financial Review & Summary

Supply Treatment Storage

Existing Proposed

Water Works System Master Plan - CT

Financial Review & Summary

Financial Review & Summary

Phasing & Implementation Plan - CT

Village of Algonquin, IL Immediate Near Future Long Term 0 - 3,000 Additional Population 3,000 - 10,000 Additional Population 10,000 - 21,610 Additional Population Water Works System 0 - 5 Years 6 - 15 Years 15 - 30 Years Component Description Cost Description Cost Description Cost Total

Preventative Maintenance and Install Level Transducer at Each (8 Total) Shallow Well $ 515,000 Well No. 12 Addition $ 2,657,000 Well No. 16 Addition $ 1,792,000 Preventative Maintenance and Install Level Transducer at Deep Well No. 10 $ 175,000 Well No. 17 Addition $ 3,258,000 Well No. 6 Pumping Modification During Next PM $ 15,000 Well No. 14 Addition $ 1,491,000

Supply Subtotal: $ 2,196,000 $ 2,657,000 $ 5,050,000 $ 9,903,000

WTP 1 Aerator And Filter Media Replacement $ 238,000 WTP No. 3 HMO Process Addition for Well No. 12 $ 3,852,000 WTP 2 Aerator And Filter Media Replacement $ 215,000 WTP 3 Aerator Media Replacement $ 24,000 WTP No. 1 Well No. 7/11 Aerator Replacement $ 91,000 WTP No. 1 HSP Motors And VFD Addition $ 145,000 WTP No. 2 HSP Motors And VFD Addition $ 150,000 WTP No. 3 HSP VFD Addition $ 76,000

Treatment Subtotal: $ 939,000 $ 3,852,000 $ - $ 4,791,000 Storage

2.0 MG EWST $ 3,771,000 0.75 MG EWST $ 1,896,000

Storage Subtotal: $ 3,771,000 $ - $ 1,896,000 $ 5,667,000

IL Rte 62 WM Improvements $ 3,070,000 Eastgate Court WM Improvements $ 543,000

Distribution Subtotal: $ 3,613,000 $ - $ - $ 3,613,000

TOTAL: $ 10,519,000 $ 6,509,000 $ 6,946,000 $ 23,974,000

Distribution Supply Treatment

Financial Review & Summary

Capital Cost Savings With Less Resource Intensive Water Use Commitment

Village of Algonquin, IL Water Works System Present Worth Capital Cost Component CT LRI Savings Supply $ 9,903,000 $ 4,853,000 ($5,050,000) Treatment $ 4,791,000 $ 4,791,000 $0 Storage $ 5,667,000 $ 4,361,000 ($1,306,000) Distribution $ 3,613,000 $ 3,613,000 $0

TOTAL: $23,974,000 $17,618,000 ($6,356,000)

Q&A