STEP DRAWDOWN TEST DATA PLOT = Drawdown data. X = Recovery data. LOCALITY
Phalaborwa
Foskor NPM Phase II
BOREHOLE NO:NPM3D
DATE TESTED 06/05/2011 DISCHARGE RATES (Q) Q1 = 0.45 l/s Q2 = 0.90 l/s Q3 = 1.81 l/s Q4 = 0.00 l/s Q5 = 0.00 l/s Q6 = 0.00 l/s S.W.L = 17.13 m.b.g.l.CONSTANT DISCHARGE TEST DATA PLOT = Drawdown data. = Recovery data. LOCALITY
Phalaborwa
Foskor NPM Phase II
PUMPED B.H. NO:NPM3D
DATE TESTED 06/05/2011 Q = 0.38 l/s. S.W.L = 30.27 m.b.g.l. T = 0.019 m²/daySpec. Cap. = 0.005 m3/day/m
0 10 20 30 40 50 60 70 80 1 10 100 1000 D ra w d o w n s (m) Time t (min.) R e s idua l D ra w do w n s ' ( m) . (T+t)/t 0 20 40 60 80 100 120 140 0.1 1 10 100 1000 D ra w do w n s (m) Time ( t ) mins.
