ARTESIAN WELLS. 



Artesian Wells op Denver— Continued. 



441 



Depth of 

 flows 



utilized. 



Original rate of discharge, head, 

 or pressure. 



Nut estimated 



Orig. bead, 16' 



Orig. head, 35' 



Orig. pressure, 22J pounds . 



Orig. brad, 40' , 



18 galls, per minute. 



Orig. press., 31 pounds 



Orig. head, 25' to 30' 



31$ galls, per minute. 



Head, 70' 



Orig. head, 40' 



00 galls, per minute 



No flow at surface , 



.do . 



Not estimated; good flow. 



galls, per minute 



15 galls, per minute 



Orig. press., 35 lbs 



No flow 



Orig. head, 35 



Orig. press. ,20 lbs ... 

 400,000 gals, per day. 



Kate of discharge, bead, or Kate of discharge, head, or ' p oa *. -w-, 

 pressure FebruarvlS86. pressure December. 1890. i l * 



pressure February 1886. 



No decrease ... 



Head, 2' 



Almost ceased . 

 No decrease ... 



.do 



.do . 



Press.. 23 lbs 



No decrease 



About one-fifth of original 



No decrease 



Head, 25' 



Ceased flowing 10 



.do. 



ed about oue-half . 



3 galls, in 10 min. 15 



Slightly decreased 



Ceased flowing 18 



r) 



Ceased flowing 

 Ceased flowing 

 Press., 15 lbs.. 



Pumpi 



Pumped 3 



Not in use T 



Pumping 3 



Pump not in USi 

 ent. 9 



Abandoned 11 



Abandoned l2 



....do. 13 



Not in Use 



Abandoned l4 



Pumping well 16 



Abandoned lr 



Abandoned in 1887 ''' 



Abandoned 21 .. 

 Pumping well - 



Pumping well 2 



li'.t 



14 At first flowed 25' above surface, but gradually decreased, and stopped flowing in 1888. Water now W below 

 surface. 



16 Given in city engineer's table as "Meaniea &. Alley's well." 



16 At start flowed 14' above surface; at present water is 20' below. 



17 At first flowed 3U' above surface; after two mouths fell below. Xo (tump. 

 18 Decrease due to the sinking of the Gurley well. 



i'"WTien first drilled had good flow above surface. "When casing was put in ceased to flow. No pump used. 



20 Being sunk deeper. 



21 Contract called for 1,000' depth. After drilling 850' and finding uo water, abandoned. 



22 Being pumped at present. 



-'■ Water at present 50' below surface. 



24 Trouble supposed due to imperfect casing and packing. 



25 Abandoned many years ago. 



26 At start pressure of 20 or 25 lbs.; this gradually diminished, but in 1390 decrease was more sudden. At present, 

 40' below surface. Brings up some sand. 



