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mLine 38:
Line 38: ===Example calculation===
Rainwater harvesting: Sizing and modeling (view source)
Revision as of 20:52, 20 February 2018
, 6 years ago→Example calculation
<math>TotalStorage = V_{S} + Y_{0.05}</math>
<math>TotalStorage = V_{S} + Y_{0.05}</math>
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==STEP Rainwater Harvesting Tool==
==STEP Rainwater Harvesting Tool==
[[File:RWH_tank_capacity_table.jpg|thumb|500 px|Quick reference table generated using STEP RWH tool, (data for the City of Toronto (median annual rainfall 678 mm). Optimal cistern size is that providing at least a 2.5% improvement in water savings following an increase of 1,000 Litres in storage capacity.]]
[[File:RWH_tank_capacity_table.jpg|thumb|500 px|Quick reference table generated using STEP RWH tool, (data for the City of Toronto (median annual rainfall 678 mm). Optimal cistern size is that providing at least a 2.5% improvement in water savings following an increase of 1,000 Litres in storage capacity.]]