Cyprus Pump Test
Cyprus
Cyprus
Cyprus
Aquifer Study Area
Cyprus
Yesilkoy Area
Cyprus
Yesilkoy Area
Yeşilkoy Aquifer Area
#*
#*
#*#*
yk-3
yk-27
yk-101
yk-109
Recharge Area
DischargeArea
Water Levels in Local Wells2002 - 2006
2 m drop
5 m drop
Yesilkoy Geology
Calcarenite in the Yeşilkoy aquifer
Hydraulic Conductivity of Calcarenite
Yesilkoy Aquifer Initial Conceptual Model
(Unconfined aquifer)
A A
A
A
Pumping(1.5 million m3)
Calcarinite50 to 70 m (aquifer)
Marl (aquitard) Organic rich calcarinite (poor water quality)
Sea
Rainfall (500 mm)
Recharge (1.6 million m3)
Water TableSpring
? ?
Yesilkoy Pump Test
Pumping Well
Observation Well
Pump Test Results
-18
-16
-14
-12
-10
-8
-6
-4
-2
0
0 50 100 150 200
Time (min)
Dra
wd
ow
n (
cm
)
-16.00
-14.00
-12.00
-10.00
-8.00
-6.00
-4.00
-2.00
0.00
0 2000 4000 6000 8000 10000 12000
Time (sec)
Ch
ang
e in
Wat
er L
evel
(cm
)
Hand measured Drawdown and Recovery for YK-109
Transducer measured Data for Drawdown and Recovery of YK-109
Pump Test Analysis
YK-109 Drawdown Analysis using Theis Method in AquiferTest
1.00E-03 1.00E-02 1.00E-01 1.00E+000.001
0.01
0.1
1
10
0.1 1.0 10.0 100.0
100
1000
10000
Match Point1/u = 10, W(u) = 1.0t = 150 min, s = 11 cm
Theis Method Example• Match Point• 1/u = 10, W(u) = 1.0• t = 150 min, s = 11 cm• Q = 0.4359 m3/min
daymmcmmcm
ms
QWT
mp
mp /454min/315.0)100/1(*)11(4
)1min)(/4359.0(4
223
32
2
21078.1
)103(
)1.0min)(150min)(/315.0(44 x
m
m
r
uTtS mpmp
Yeşilköy Aquifer Updated Conceptual Model
(Leaky confined aquifer)
A
A
K
h ( r )
ground surface
bedrock
aquitard confined aquifer
initial head
Well
s ( r )
r
Flow, Q
Q
h0
Extraction Wells
(3 million m3 per year) N
Kyrenia