- 33 - 

 GROUND WATER QUANTITY 



Saskatchewan 



Coal Mine Dewaterlng 



Owing to coal mine dewatering activities, a total of 5,032 dam^ (4,080 

 acre-feet) of ground water was discharged during 1986. This amounts 

 to 29 percent less pumpage than in the previous year. A summary of 

 the monthly pumpages from all the coal dewatering wells is shown in 

 Table 7. 



Table 7 

 1986 Monthly Pumpages from Mine Dewatering Activities 



Pumpages 



Month Total (dam^) Rate (L/s) 



January 



February 



March 



April 



May 



June 



July 



August 



September 



October 



November 



December 



524 

 479 

 536 

 462 

 346 

 456 

 481 

 420 

 323 

 332 

 305 

 368 



196 

 198 

 200 

 178 

 129 

 176 

 180 

 157 

 124 

 124 

 118 

 137 



TOTAL 



5 032 dam^ 



(4 080 acre-feet) 



The ground water was discharged at 16 locations during 1986. Fourteen 

 discharges were to Girard Creek, one was directly into Cookson Reser- 

 voir and one was into a tributary of Goose Creek. No water from 

 this last discharge reached the main stem of Goose Creek. 



