1 Stormwater and Wastewater in Halifax Regional Municipality Presentation to Halifax Watershed Advisory Board John Sheppard, P.Eng. Manager of Environmental Engineering Services February 16, 2005

2 HRM-Owned Stormwater & Wastewater Infrastructure Wastewater: Sanitary Sewers - Gravity – 1,000 km - Force Main & Pressure Sewer – 60 km Pumping Stations – 153 Holding Tanks & Regulating Chambers – 7 Treatment Plants – 13

3 HRM-Owned Stormwater & Wastewater Infrastructure Stormwater: - Storm and Clearwater Sewers – 700 km - Catch Basins – 17,000 - Retention Facilities – 10 Combined: - Combined Sewers – 300 km Manholes: 37,000

4 Replacement Value Wastewater Treatment Plants $120 mill Pumping Stations $130 mill Sewers & Related Infrastructure $750 mill TOTAL $1 billion

5 25 Year Forecast Wastewater Treatment $105 mill Pumping Stations & Force Mains $ 30 mill Gravity Sewers/Drainage Works $255 mill Wet Weather Flows $100 mill Source Control/ Water Resource Management $ 25 mil Infrastructure Management $ 25 mill TOTAL $540 mill

6 Key Points re the $540 Million Primarily Compliance-Related Capital Work All* costs related to Stormwater & Wastewater Infrastructure owned by HRM One Exception – Water Resource Management Program Estimates will be refined over time

7 Costs Included Expansions and Upgrades Equipment Replacement Rehabilitation Backup Power at WWTPs and PSs Elimination of WWTPs and PSs Wet Weather Flow Control Source Control/Water Resource Management Infrastructure Management

8 Costs Not Included Halifax Harbour Solutions Project Possible Secondary Treatment for HHSP Plants New Urban/Suburban Wastewater Treatment Beyond 25 Years Changes in Legislation/Regulations New Sewer Service Extensions Wastewater Treatment for Rural Centres under Regional Planning New/Upgraded Trunk Sewers for Regional Planning

9 Funding Considerations $510 million is Capital/$30 million is Operating $20 million/year over 25 years Past four years - $6.3 million average 2005/06 - $4.6 million

10 Stormwater & Wastewater Priority Rating Process Criteria in Order of Priority: 1. Legal/Liability 2. Compliance 3. Operational Efficiencies 4. Sewer Extensions to Unserviced Areas 5. Non-HRM Issues

11 Priority Rating Process - Why Now? Studies & Investigations – Knowledge Base Current Funding not Sustainable Provincial & Federal Funding – Compliance vs Private Property Feed into HRM’s Long Term Capital Plan Escalating Demand for New Sewers (& Water) Flood Protection