THREE DISTRIBUTED WATER STORAGE OPTIONS FOR MANITOBA
Summary
The infographic compares three water storage options for Manitoba: expanded ditches, filter fields and ponds, and back-filled dams. It evaluates each based on capital and operating costs against benefits such as flood mitigation, drought avoidance, carbon credits, and nutrient management. Back-filled dams show the highest benefit/cost ratio at 371%, followed by expanded ditches at 194% and filter fields and ponds at 128%.
Key insights
- Option I (Expanded Ditches) uses drainage systems to capture runoff and nutrients for irrigation and biomass production via cattail crops. It provides a total annual net benefit of $146,988 and a benefit/cost ratio of 194%, with total monetized benefits of $303,024 against total monetized costs of $156,037.
- Option II (Filter Fields and Ponds) utilizes retention ponds on farmland to capture nutrient-rich runoff for recycling and biomass growth. This option results in a total annual net benefit of $32,884 and a benefit/cost ratio of 128%.
- Option III (Back Flooded Dams) involves building perimeter berms around agricultural lands to capture spring runoff for livestock support or soil absorption. It has the highest benefit/cost ratio of the three options at 371%, with a total annual net benefit of $32,302.
- The analysis identifies several co-benefits across the options, including the production of carbon credits, the creation of new wetland habitat, and the reduction of eutrophication through phosphorus capture.
Cite the original document
- APA
- Dion, J., & McCandless, M. (n.d.). THREE DISTRIBUTED WATER STORAGE OPTIONS FOR MANITOBA. International Institute for Sustainable Development. https://www.iisd.org/system/files/publications/distributed_water_storage_options_infographic.pdf
- Chicago
- Dion, Jason, and Matthew McCandless. THREE DISTRIBUTED WATER STORAGE OPTIONS FOR MANITOBA. International Institute for Sustainable Development, n.d. https://www.iisd.org/system/files/publications/distributed_water_storage_options_infographic.pdf.
- Wikipedia
- {{cite report |last1=Dion |first1=Jason |last2=McCandless |first2=Matthew |title=THREE DISTRIBUTED WATER STORAGE OPTIONS FOR MANITOBA |publisher=International Institute for Sustainable Development |url=https://www.iisd.org/system/files/publications/distributed_water_storage_options_infographic.pdf |access-date=17 August 2026 |via=Climate Insights Directory}}
- BibTeX
- @techreport{dionndthree, author = {Dion, Jason and McCandless, Matthew}, title = {{THREE DISTRIBUTED WATER STORAGE OPTIONS FOR MANITOBA}}, institution = {International Institute for Sustainable Development}, url = {https://www.iisd.org/system/files/publications/distributed_water_storage_options_infographic.pdf}, urldate = {2026-08-17}, note = {Indexed by Climate Insights Directory} }
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