Program Overview
Our Goal is to … <ul><li>Clean the sanitary sewage and return it to the river </li></ul><ul><li>Send the rain water to the...
EPA Consent Decree <ul><li>Agreement between City and the U.S. EPA </li></ul><ul><li>This agreement is the resolution of a...
EPA Consent Decree costs <ul><li>Estimated at more than $450 million over a 15-year period </li></ul><ul><li>Front-end loa...
Consent Decree Requirements <ul><li>The Consent Decree requires the following: </li></ul><ul><ul><li>Improvements to the W...
Consent Decree Implementation <ul><li>WWTP improvements </li></ul><ul><ul><li>11 major projects </li></ul></ul><ul><ul><li...
WWTP Construction
SSO Control Projects
CSO Long Term Control Plan <ul><li>Culmination of over two years of study </li></ul><ul><li>Involved the public and stakeh...
Obligations <ul><li>The consent decree requires that the LTCP evaluate a range of CSO control alternatives based on: </li>...
Public Input for Plan <ul><li>Public input included: </li></ul><ul><ul><li>2 community telephone surveys </li></ul></ul><u...
City’s Combined Area
Existing Conditions <ul><li>Currently 32 overflows </li></ul><ul><li>17 square miles of CSO area </li></ul><ul><li>Dischar...
CSO Control Work has been Performed <ul><li>The City constructed three major tunnel systems to store excess flow </li></ul...
CSO Area to Tunnels
Sewer Separation Projects
Alternatives Considered <ul><li>Flow storage and/or treatment </li></ul><ul><ul><li>Storage basins and tunnels with screen...
Proposed Plan <ul><ul><li>Reduces number of overflow locations  from 32 to 23 </li></ul></ul><ul><ul><li>Reduces frequency...
Proposed Plan <ul><li>Includes 26 projects </li></ul><ul><li>Estimated cost of  over  $250M (2005 dollars) </li></ul><ul><...
Expected Facility Locations <ul><li>Storage Basins </li></ul><ul><ul><li>Joe E. Brown Park OR Windermere Blvd. </li></ul><...
Plan for Ottawa River
Plan for Maumee River (Upper)
Plan for Maumee River (Lower)
Plan for Swan Creek
Facility Locations
Sewer Separation/ Flow Reduction Areas
Implementation Time Frame <ul><li>Ottawa River: 2006 – 2015 </li></ul><ul><li>Maumee River: 2006 – 2016 </li></ul><ul><li>...
Storage Basin Examples <ul><li>Vast majority of work is below ground </li></ul><ul><li>Will require above-ground building ...
Storage Pipeline <ul><li>Essentially large sewer underground that will provide storage volume </li></ul><ul><li>Small supp...
Tunnel Improvements <ul><li>Improve tunnel hydraulics to reduce frequency </li></ul><ul><li>Reduce flow area (Swan Creek S...
Project Costs <ul><li>All costs are based on 2005 cost index </li></ul><ul><li>Actual costs at implementation will be impa...
What is Next? <ul><li>Plan was submitted to U.S. EPA </li></ul><ul><li>Waiting for EPA approval </li></ul>
Next Meeting <ul><li>Date </li></ul>
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CPAC Meeting 4-18-06

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CPAC Meeting 4-18-06

  1. 1. Program Overview
  2. 2. Our Goal is to … <ul><li>Clean the sanitary sewage and return it to the river </li></ul><ul><li>Send the rain water to the river </li></ul><ul><li>Minimize the mixing of the two </li></ul>
  3. 3. EPA Consent Decree <ul><li>Agreement between City and the U.S. EPA </li></ul><ul><li>This agreement is the resolution of an 11-year-old lawsuit </li></ul><ul><li>More than 400 cities nationwide are under similar orders </li></ul><ul><li>Approved by voters in July 2002 </li></ul><ul><li>Stiff penalties for missed deadlines </li></ul>
  4. 4. EPA Consent Decree costs <ul><li>Estimated at more than $450 million over a 15-year period </li></ul><ul><li>Front-end loaded </li></ul><ul><ul><li>Largest capital projects occur in the first several years </li></ul></ul>
  5. 5. Consent Decree Requirements <ul><li>The Consent Decree requires the following: </li></ul><ul><ul><li>Improvements to the WWTP </li></ul></ul><ul><ul><ul><li>Now under construction </li></ul></ul></ul><ul><ul><li>Control of sanitary sewer overflows </li></ul></ul><ul><ul><ul><li>Nearly complete </li></ul></ul></ul><ul><ul><ul><ul><li>Final phase of Point Place work </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Completing retention basin in River Road Park </li></ul></ul></ul></ul><ul><ul><li>Development and implementation of a Long Term Control Plan for Combined Sewer Overflows (LTCP) </li></ul></ul>
  6. 6. Consent Decree Implementation <ul><li>WWTP improvements </li></ul><ul><ul><li>11 major projects </li></ul></ul><ul><ul><li>$140 million </li></ul></ul><ul><li>Sanitary Sewer Overflow Control </li></ul><ul><ul><li>13 major projects </li></ul></ul><ul><ul><li>$35 million </li></ul></ul><ul><li>Combined Sewer Overflow Control </li></ul><ul><ul><li>26 projects (planned) </li></ul></ul><ul><ul><li>Over $250 million (proposed) </li></ul></ul>
  7. 7. WWTP Construction
  8. 8. SSO Control Projects
  9. 9. CSO Long Term Control Plan <ul><li>Culmination of over two years of study </li></ul><ul><li>Involved the public and stakeholders along the way </li></ul>
  10. 10. Obligations <ul><li>The consent decree requires that the LTCP evaluate a range of CSO control alternatives based on: </li></ul><ul><ul><li>Pollution reduction benefits </li></ul></ul><ul><ul><li>Instream water quality conditions </li></ul></ul><ul><ul><li>Construction and operations costs </li></ul></ul><ul><li>The consent decree requires that work included in the plan be completed by August 31, 2016 </li></ul>
  11. 11. Public Input for Plan <ul><li>Public input included: </li></ul><ul><ul><li>2 community telephone surveys </li></ul></ul><ul><ul><li>6 public meetings </li></ul></ul><ul><ul><li>17 Community Program Advisory Committee meetings devoted to the Long Term Control Plan </li></ul></ul>
  12. 12. City’s Combined Area
  13. 13. Existing Conditions <ul><li>Currently 32 overflows </li></ul><ul><li>17 square miles of CSO area </li></ul><ul><li>Discharge 33 times per year </li></ul><ul><li>Discharge 625 million gallons per year </li></ul>
  14. 14. CSO Control Work has been Performed <ul><li>The City constructed three major tunnel systems to store excess flow </li></ul><ul><li>The City has implemented a number of sewer separation projects to build separate sewer systems </li></ul>
  15. 15. CSO Area to Tunnels
  16. 16. Sewer Separation Projects
  17. 17. Alternatives Considered <ul><li>Flow storage and/or treatment </li></ul><ul><ul><li>Storage basins and tunnels with screening and other treatment capability </li></ul></ul><ul><li>Sewer Separation </li></ul><ul><ul><li>Construction of new sewers for eliminating combined systems </li></ul></ul><ul><li>Flow reduction/rerouting </li></ul><ul><ul><li>Small-scale measures to reduce the amount of flow to the sewer system </li></ul></ul>
  18. 18. Proposed Plan <ul><ul><li>Reduces number of overflow locations from 32 to 23 </li></ul></ul><ul><ul><li>Reduces frequency from 33 to 4 (untreated) </li></ul></ul><ul><ul><li>Reduces volume from 624 MG/year to 69 MG/year </li></ul></ul><ul><ul><li>Reduces typical pollutant discharge by 86%-89% </li></ul></ul><ul><ul><li>Reduces bacterial discharge by 90% </li></ul></ul>
  19. 19. Proposed Plan <ul><li>Includes 26 projects </li></ul><ul><li>Estimated cost of over $250M (2005 dollars) </li></ul><ul><li>Reduces Ottawa River discharge to 2 times/ year </li></ul><ul><li>Reduces Maumee River discharge to 4 times/ year </li></ul><ul><li>Reduces Swan Creek discharge frequency to 3 times/year, disinfects the discharge that does occur </li></ul>
  20. 20. Expected Facility Locations <ul><li>Storage Basins </li></ul><ul><ul><li>Joe E. Brown Park OR Windermere Blvd. </li></ul></ul><ul><ul><li>I – 280 / Front Street interchange area </li></ul></ul><ul><ul><li>Private property at Oakdale and Miami </li></ul></ul><ul><ul><li>City property next to I-75 on north side of Maumee River </li></ul></ul><ul><li>Storage Pipelines </li></ul><ul><ul><li>International Park </li></ul></ul><ul><ul><li>Adjacent to Jamie Farr Park </li></ul></ul>
  21. 21. Plan for Ottawa River
  22. 22. Plan for Maumee River (Upper)
  23. 23. Plan for Maumee River (Lower)
  24. 24. Plan for Swan Creek
  25. 25. Facility Locations
  26. 26. Sewer Separation/ Flow Reduction Areas
  27. 27. Implementation Time Frame <ul><li>Ottawa River: 2006 – 2015 </li></ul><ul><li>Maumee River: 2006 – 2016 </li></ul><ul><li>Swan Creek: 2007 – 2016 </li></ul>
  28. 28. Storage Basin Examples <ul><li>Vast majority of work is below ground </li></ul><ul><li>Will require above-ground building for support facilities </li></ul><ul><li>Takes about 2 - 3 years to construct </li></ul>Birmingham CSO basin Leib Screening/ Disinfection Facility - Detroit
  29. 29. Storage Pipeline <ul><li>Essentially large sewer underground that will provide storage volume </li></ul><ul><li>Small support building required in vicinity </li></ul><ul><li>Takes 1 – 2 years for construction </li></ul>
  30. 30. Tunnel Improvements <ul><li>Improve tunnel hydraulics to reduce frequency </li></ul><ul><li>Reduce flow area (Swan Creek South) </li></ul><ul><li>Improve cleaning, other operations items </li></ul><ul><li>Add disinfection capability </li></ul>
  31. 31. Project Costs <ul><li>All costs are based on 2005 cost index </li></ul><ul><li>Actual costs at implementation will be impacted by the rate of inflation and the final project design </li></ul><ul><li>Estimated overall cost: >$250 million </li></ul><ul><li>Rates will be impacted by timing of projects and financing method uses </li></ul>
  32. 32. What is Next? <ul><li>Plan was submitted to U.S. EPA </li></ul><ul><li>Waiting for EPA approval </li></ul>
  33. 33. Next Meeting <ul><li>Date </li></ul>

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