An innovative greywater treatment system for urban areas ... - SuSanA

Identification of ideal international applications of MBR technology by utility analysis
Rating input Rating input Rating input Rating input
Assessment criteria Weighting
Lybia Madagaskar Mexico Morocco
Discretionary ∑=
21%
Info not
Info not
Info not
Info not
Description of rating Rating available Result Rating available Result Rating available Result Rating available Result
N Environmental criteria 21% 17.5 9.7 11.5 16.5
high = 10, medium = 5, low =
N1 Water scarcity (physical) 12 1, no = 0 10 120 5 60 5 60 10 120
high = 1, medium = 5, low =
N2 Freshwater quality 5 10 5 25 5 25 5 25 5 25
big amount (> 100 persons)
= 10, medium amount (10 -
Number of persons situated in the
100 persons) = 5, small
N3 building 0 amount = 1 (< 10 persons) 0 0 0 0
high (overnight
accommodation) = 10,
medium (operation in the
daytime + showering) = 5,
low (operation in the
N4 Accumulation of greywater 0 daytime) = 1 0 0 0 0
N5 Sewer system available 0 no = 10, yes = 1 0 0 0 0
high = 10, medium = 5, low =
1 5 10 5 10 5 10 5 10
high = 10, medium = 5, low =
1 10 20 1 2 10 20 5 10
Result
Result
Result
Result
[%] 17.5 [%] 9.7 [%] 11.5 [%] 16.5
n. a. citeria 0 n. a. citeria 0 n. a. citeria 0 n. a. citeria 0
Population/settlement density (based
on habitable area of the country) 2
N6
N7 Urbanisation rate 2
Degree of fulfilment
Note: Values in grey coloured cells are based on imputed data; (Yale University, 2010)
89