12013 3rd
Quarter
City of Atlanta
Mayor Kasim Reed
Department of Watershed Management
Margaret E. Tanner, P.E.
Deputy Comm...
22013 3rd
Quarter
City of Atlanta Watershed Management
 Serves population of 1.2 million (450,000
night)
• Adequate water...
32013 3rd
Quarter
Department of Watershed Management
Watershed Management – Pre 2000
 Long-term system under-investment
...
42013 3rd
Quarter
CSO Consent Decree Success
 Consent Decree issued Sept 1998, full compliance by Nov 2008
 Reduced CSOs...
52013 3rd
Quarter
SSO Consent Decree
 Consent Decree issued Dec 1999, full
compliance by July 2014 (*extension)
 Phased ...
62013 3rd
Quarter
Post – 2000 Highest W&S Rates in US
72013 3rd
Quarter
Compliance at a Price
71% decrease in number of
spills to waters of the state
Success!
82013 3rd
Quarter
Mayor Kasim Reed
 Commitment to Community
 Provide effective solutions for real issues
 Community inv...
92013 3rd
Quarter
2011 - New Strategic Direction
Reorganization of the
Department
•Focus on goals and
priorities
Custome...
102013 3rd
Quarter
Achieving the Goals through New Initiatives
 Financial flexibility with CD extension
• 13 year extensi...
112013 3rd
Quarter
Promoting Sustainability
 Goal of green infrastructure - mimic the
natural hydrologic function
• prese...
122013 3rd
Quarter
Southeast Atlanta Green Infrastructure Initiative
 Background
• Homes built in historic stream channel...
132013 3rd
Quarter
Computer Simulation of Existing Conditions
25 year 4 hour “Critical” Storm
Drainage Area
Total
Area
(ac...
142013 3rd
Quarter
Phased Approach & Community Input
 Action Plan
• Immediate Response – Completed
w/in 30 days
• Short T...
152013 3rd
Quarter
Short-Term Projects – March 2013 completed
Bioswale – Hill St
Rain Garden – Dunbar Elementary SchoolRai...
162013 3rd
Quarter
 Media Lot Vault
• Completed
Feb 28, 2014
 Permeable
Pavers
 Additional vaults
– in design
 Wet det...
172013 3rd
Quarter
Intermediate Projects – Permeable Pavers
 ~6 miles of permeable
pavers:
• Mechanicsville
• Peoplestown...
182013 3rd
Quarter
Urban Waters Federal Partnership
 “Through our partnership, we will revitalize urban
waters and the co...
192013 3rd
Quarter
Proctor Creek Watershed
 DWM Activities
• 319 Grant for Boone Blvd –
Greene Street
• Streamwalks
• WQ ...
202013 3rd
Quarter
Other Atlanta Green Infrastructure Projects
Green Roof
City Hall
Rainwater Harvesting
Southface
Rain Ga...
212013 3rd
Quarter
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Partnerships for Greening Atlanta - MT

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2014 Park Pride Parks and Greenspace Conference
Presenter is Margaret Tanner

Published in: Government & Nonprofit
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  • The Problem! Homes built in what used to be the historical stream channels. Capacity limitations in the system so the system can’t handle strong, flashy storm events. DWM prepared a integrated model that simulates the surface conditions based on what the combined system capacity.
  • * Projects total. This is the first 6
  • Partnerships for Greening Atlanta - MT

    1. 1. 12013 3rd Quarter City of Atlanta Mayor Kasim Reed Department of Watershed Management Margaret E. Tanner, P.E. Deputy Commissioner March 31, 2014
    2. 2. 22013 3rd Quarter City of Atlanta Watershed Management  Serves population of 1.2 million (450,000 night) • Adequate water supply and treatment capacity  2 ½ water treatment plants, 112 MGD (2 plants) • Adequate wastewater treatment plant capacity  4 wastewater treatment plants, 184 MGD  6 CSO facilities  Regional provider; 6 wholesale govt. customers  2,750 mi of water mains  1,900+ mi of sewer (50-100 yrs old) • 15% combined, 85% separated  1,475 positions  Annual budget $595M
    3. 3. 32013 3rd Quarter Department of Watershed Management Watershed Management – Pre 2000  Long-term system under-investment  Failed water utility privatization • Consent Orders  Flawed stormwater utility fee imposed • $7 million refunded  2 Wastewater Consent Decrees • 100+ overflows/yr at CSO facilities • 1,000 sewer spills in year 2000  Poor image • Insensitive • Inactive • Incompetent • Irresponsible
    4. 4. 42013 3rd Quarter CSO Consent Decree Success  Consent Decree issued Sept 1998, full compliance by Nov 2008  Reduced CSOs from ~100/yr to an expected average of 4/yr • CSOs perform better than designed  Total cost: $711M West Area CSO Tunnel Boring Machine
    5. 5. 52013 3rd Quarter SSO Consent Decree  Consent Decree issued Dec 1999, full compliance by July 2014 (*extension)  Phased Approach to Capital Improvement Program • Phase I - Sewer System Evaluation Survey (1600 miles) • Phase II - Sewer Rehabilitation • Phase III - Sewer Capacity Relief • Total -- $1.4 Billion Capital Program  Preventive Maintenance Program
    6. 6. 62013 3rd Quarter Post – 2000 Highest W&S Rates in US
    7. 7. 72013 3rd Quarter Compliance at a Price 71% decrease in number of spills to waters of the state Success!
    8. 8. 82013 3rd Quarter Mayor Kasim Reed  Commitment to Community  Provide effective solutions for real issues  Community involvement  Take action and follow through  Commitment to Sustainable Initiatives • Focus on green solutions • Focus on decreased carbon footprint • Focus on reduced energy consumption  Commitment to Environmental Protection  Comply with all regulations  Manage infrastructure responsibly  Build partnerships with state and federal agencies
    9. 9. 92013 3rd Quarter 2011 - New Strategic Direction Reorganization of the Department •Focus on goals and priorities Customer service Safe workplace Regulatory compliance Efficient Operations
    10. 10. 102013 3rd Quarter Achieving the Goals through New Initiatives  Financial flexibility with CD extension • 13 year extension; longest in U.S. (1999-2027) • Approx $450M work remaining • Ability to balance all needs  Integrated Water Resources • Data analysis • Asset management • Utilize technology • Sustainability & Green Infrastructure
    11. 11. 112013 3rd Quarter Promoting Sustainability  Goal of green infrastructure - mimic the natural hydrologic function • preserving conservation areas • reducing impervious surfaces • installing aesthetically-pleasing structural measures such as  green roofs, vegetated swales, permeable pavement, infiltration planters, cisterns, and rain gardens.  An alternative approach to managing stormwater runoff  Decreasing energy consumption  Waste to energy program  Enhancing aesthetics and public access/use
    12. 12. 122013 3rd Quarter Southeast Atlanta Green Infrastructure Initiative  Background • Homes built in historic stream channels; low lying areas where stormwater naturally drain  Stream channels were piped; floodplains still exist due to pipe overflows from capacity limitations  Combined sewer area out of conveyance capacity • Limited capacity often exceeded by high rainfall events • Stormwater runoff exacerbated by higher amounts of impervious cover running across hard surfaces at greater velocities • Over time, systems cannot accommodate developments  Partial improvements made, leaving other problems  Typical solutions can be disruptive, cost prohibitive
    13. 13. 132013 3rd Quarter Computer Simulation of Existing Conditions 25 year 4 hour “Critical” Storm Drainage Area Total Area (acres) Impervious % Mechanicsville / Peoplestown 900 65% Summerhill 505 58% Grant Park 380 42% Englewood Manor 715 42% Assessment of Issues
    14. 14. 142013 3rd Quarter Phased Approach & Community Input  Action Plan • Immediate Response – Completed w/in 30 days • Short Term Projects – Completed w/in 6 months • Intermediate Projects - NTP: One completed, one in bid evaluation • Long Term Projects - In Design  Follow-up Meetings with Community • Communicate phased approach • Inform them of alternatives & schedule
    15. 15. 152013 3rd Quarter Short-Term Projects – March 2013 completed Bioswale – Hill St Rain Garden – Dunbar Elementary SchoolRain Garden – Whitehall Terrace
    16. 16. 162013 3rd Quarter  Media Lot Vault • Completed Feb 28, 2014  Permeable Pavers  Additional vaults – in design  Wet detention ponds – in design Intermediate Projects Media Lot Vault
    17. 17. 172013 3rd Quarter Intermediate Projects – Permeable Pavers  ~6 miles of permeable pavers: • Mechanicsville • Peoplestown • Summerhill AfterBefore
    18. 18. 182013 3rd Quarter Urban Waters Federal Partnership  “Through our partnership, we will revitalize urban waters and the communities that surround them, transforming overlooked assets into treasured centerpieces and drivers of urban revival.” www.EPA.gov
    19. 19. 192013 3rd Quarter Proctor Creek Watershed  DWM Activities • 319 Grant for Boone Blvd – Greene Street • Streamwalks • WQ data collection • Spill response program • FOG education • Future BMPs • Future Green Infrastructure projects • Pilot multifamily grease recycling program
    20. 20. 202013 3rd Quarter Other Atlanta Green Infrastructure Projects Green Roof City Hall Rainwater Harvesting Southface Rain Garden Adair Park Pervious Paving English Park Bioswale Fernbank Museum Stormwater Planters Juniper Street (Proposed) Pervious Concrete Felder Street Stormwater Bump-out Whitehall Terrace
    21. 21. 212013 3rd Quarter
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