
Abstraction for the period January to June 1992 amounted to 3522099m with a progressive figure of 57659542m3 s.ince I pumping commenced in December 1979. The monthly average for the period under review was 587 017m3. A decrease of 106 21Dm3 (2.9%) was recorded against the previous monitoring period and 362616m3 (9.3%) for the similar period during I 1991.