Table 1 Water use consumption validation (Girona).

From: Optimal design of water reuse networks in cities through decision support tool development and testing

Water use categories

Model consumption (m3/year)

Actual consumption (m3/year)

Error

Economic operations (Domestic with operations + Large industrial consumption)

530,564

525,588

2.8%

Public uses (Urban equipment + Public garden irrigation)

251,405

203,064

23.8%

Domestic (Housing + Private garden irrigation)

1,690,877

1,594,735

6%

All validated uses* (Economic operations + Public uses + Domestic)

2,472,846

2,323,387

6.4%

  1. *All validated uses do not include the vegetable garden irrigation model consumption (estimated as 269,005 m3/year) as there is no actual consumption data to be compared.
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