Studies of IDRC Supported Research on Greywater in ... - inwrdam

35
Family
number
Capital
cost
Operating
pump cost
Maintenance
cost
Other
expenses
Total O&M
costs
49 215 no idea no idea 0 0
50 215 24 0 25 49
51 215 24 60 20 104
52 215 12 24 0 36
53 215 6 24 15 45
54 215 6 24 15 45
55 215 12 24 27 63
56 215 6 24 8 38
57 215 12 12 5 29
58 185 6 24 0 30
59 185 12 24 0 36
60 215 3 36 7 46
Average O&M
39.55 US$
Table 3.4: Total annual revenues <strong>of</strong> the project per family
All figures are in US$
Family
number
Increase in olive
production
Saving in septic
tanks discharge
Savings in water
bills
1 200 75 16 291
2 50 60 12 122
3 50 15 36 101
4 0 0 8 8
5 45 156 20 221
6 45 36 24 105
7 45 60 20 125
8 50 50 20 120
9 50 180 20 250
10 50 30 8 88
11 0 90 4 94
12 50 0 8 58
Total revenues