AKTEiSIAN WELLS. 

 Artesian Wells of Denver— Continued. 



439 



Depth of 

 flows 



utilized. 



Original rate of discharge, head, 

 or pressure. 



Kate of discharge, head, or 

 pressure February, 1886. 



Kate of discharge, head, or 

 pressure December, 1890. 



Orig. press., 30 pounds. 



Orig. bead, 40' 



10 galls, a minute 



Orig. press., 19 pounds. 

 Not estimated 



Press., 10 pounds' 

 Ceased flowing 3 .. 



Pumping 2 ... 

 Abandoned 4 . 



No i 



Ceased to flow 

 Head, 4" 



Ceased flowing 



370' 



375'and5S0' 



75 galls. a minute 



130.000 galls, per day... 



Orig. head, 50' 



125,000 galls, per day... 

 Orig. press., 35 pounds. 

 50 galls, a minute 



Very little flow; pumped 



at present. 

 No decrease 



Orig. press., 40 pounds. 

 Head, 30' 



Pits*. "Ii-atl, 8' I3 ..-. 



Diminished 



Press., 25 pounds . 



35 galls, a minute . 



Press., 5 pounds 8 . 

 Head, 3' 



400' and 675' 

 240', 325', and 



90,000 galls, perday . 



.head, 23'. 



No decrease . 



Orig. head, 25' 



150 galls, per minute 

 15 galls, per minute. 



( 21 ) 

 No decrease 



Almost ceased 33 

 No decrease 



Orig. head, 20' 



Orig. press., 30 lbs . 



Orig. head, 30' 



Head, 5' 



No decrease . 



.do.' 



Abandoned ">.... 



Pumping"' 



Abandoned ,2 .... 

 Pumping" 



Abandoned J5 .... 

 Pumping well I6 . 



Pumping well 5 



Abandoned 3 

 Pumping' 6 .. 



Abandoned- 



1,500 

 3,000 



15 Well stopped flowing in Feb., 1890. It was then sunk to a depth of 510', but no water came to surface; now 8' 

 be!ow. 



17 Flowed for one year; then hand pumps used. "Water at present 6' below surface. 



'"Stopped flowing in 1889; pumped until 1888, when water sank lower. Now abandoned. 



19 Outer casing perforated, to receive flow. 



*> Use water from two flows, but get very little from the upper. "Water is considerably below surface at present. 



" Being sunk at present. 



23 Flowed originally, but after 5 months ceased, and the water is now 60' below surface. 



23 Well supposed to be raved. 



31 At start threw up quantities of shale. After flowing one year ceased; water now 76' below surface. 140 ft. 

 debris in bottom. 



25 Well flowed for 10 months after sinking. 



2,; Stopped flowing in 1S88. Hacd pump set. Water now 25' below surface. 



- 7 Decrease supposed due to the sinking of too many wells. 



*»Has not flowed for years. Water rose 30' when well was first sunk; after a year gradually diminished. 



