Abstract
The Intergovernmental Panel on Climate Change (IPCC) has identified that sewers in the developing world do produce methane (CH4) but has in contract proposed that wastewater in closed, underground sewers in the developed world are not a significant CH4 source. Other greenhouse gas (GHG) emissions protocols have followed IPCC’s lead and have ignored sewer CH4. The protocols’ simplification has been routinely contradicted by research where significant CH4 emissions have been repeatedly detected from both pressure mains and gravity sewers. This paper reports data collected as part of the WERF Conveyance Asset Prediction System Project Modeling and Mitigation (CAPS; WERF Project Number U5R12) to calibrate a biological sewer model that simulates the sulfur- and carbon-based transformations within gravity sewers. The methane emissions observed are significant; however, based on preliminary results presented herein, there is reason for optimism in that some sewer-odor- and sewer-corrosion-mitigation chemicals can simultaneously reduce CH4 emissions. Copyright ©2015 Water Environmental Federation.
| Original language | English |
|---|---|
| Title of host publication | 88th Annual Water Environment Federation Technical Exhibition and Conference (WEFTEC 2015) |
| Publisher | Water Environment Federation |
| Pages | 5765-5776 |
| Volume | 10 |
| ISBN (Print) | 9781510870468 |
| Publication status | Published - 2015 |
| Externally published | Yes |
| Event | 88th Annual Water Environment Federation Technical Exhibition and Conference, WEFTEC 2015 - Chicago, United States Duration: 26 Sept 2015 → 30 Sept 2015 |
Publication series
| Name | Annual Water Environment Federation Technical Exhibition and Conference, WEFTEC |
|---|
Conference
| Conference | 88th Annual Water Environment Federation Technical Exhibition and Conference, WEFTEC 2015 |
|---|---|
| Place | United States |
| City | Chicago |
| Period | 26/09/15 → 30/09/15 |
Bibliographical note
Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 6 Clean Water and Sanitation
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SDG 13 Climate Action
Research Keywords
- Biological model
- Gravity sewers
- Greenhouse gases
- Hydrogen sulfide
- Methane
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