MOVEMENTS OF UNDERGROUND WATER 173 
TABLE I 
SHOWING DECREASE IN FLOW DURING THE FIRST STAGES OF PRODUCTIVE WELL 
AND THE INCREASED YIELD DUE TO INCREASED PRESSURE 
RES EGER TO FLow IN GRAMS PER MINUTE 
WELL Wuicu FLow ain ai ae 
Was TESTED t Ft. Head . 2 Ft, Head 3 Ft. Head 4 Ft.. Head 
Minutes ~ : 
fe) 245 
ite) 220 
20 195 
30 165 
| 40 142 
50 120 
Ame war: 60 IIo 
70 100 
80 foi 
go 82 
sete) 84 
IIo 82 
120 82 
fo) 216 365 
ae) 330 
20 198 305 
30 180 285 
40 166 256 
50 150 225 
60 135 205 
Burien { : 70 i I15 182 
80 99 166 
go 89 161 
| axe) 88 - 159 
IIo 89 I59 
120 89 159 
130 89 159 
Increase in flow 70 g or 79% 
9 215 325 37° 
IO 199 308 346 
20 190 201 324 
30 172 oy ae 310 
40 160 252 e280) 
50 I51 230 278 
60 145 215 POS * 
Care. 70 136 198 252 
80 116 184 245 
go 106 170 237 
sere) ~ 99 164 236 
IIO gr 162 237 
I20 on 162 235 
aFSYS) QI 165 236 
Increase in flow . | 74 gor 81% | 71 g or 78% 
