i believe this could be some how of a interest http://www.info-mauritius.com/download/Supplementing%20water%20supply%20to.pdf
important the fact is that:
Average annual yield from the reservoir for period 1995 to
2007 has been 33 Mm3 or (91.1 Ml/day)
Prevailing demands are 38 Mm3/a or (104.9 Ml/day)
and in the "news of sunday" been a nice report to.
what voice out, that they only catch 1/3 of the river and then still losing 40 to 50% in the ...