WSPC04091

• File Number: 8541
• Description: San Luis Valley Project
• State: CO
• Basin: Rio Grande
• Water Division: 3
• Date: 7/1/1982
• Title: San Luis Valley Project Closed Basin Division - 1982 - The San Luis Valley Project, Closed Basin Division, Facts and Concepts about the Project
• Water Supply Pro - Doc Type: Report/Study

.I i.;,f'; I~.Q,o 11 :}. 0
Bur..u of R.,;hmltlon

GEOLOGIC lOG OF DRIll HO

SHEET...~... OF...3.....

.

FE....TURE. . $~ ~y~g~ ."!~n~ . . . . . .. . .. . . . . . . . . . . . . . PROJECT. $L.V. ,-. C.los.ed. Basin. . . . . . . . . . . . . . . . . . . . STATE. .Color;ado . . . . . . . . . . .
HOLE NO. . ~~~~. . . . lOCATION .Stage. .1-:2 . .3.a-.12-.3.2. ene. . . .. GROUND ELEV. . ]:>5:>..~. . . . . . .. OIP (ANGl.E FROM HORIZ.). . .9.Q~ , . . . . . . . . . .
COORDS. H..*............ E.. . . . . . . . . . TOTAL
BEGUH. ~:-?~:-~?.. FINISHED... .5,-.2,9,-,8,2.. DEPTH OF OVERBURDEN . ~Q:P~...... OEPTH. .~Q..1).'... BEARING..........................

DEPTH AND ELEV. OF WATER 9 16 7547 37 5-29-82
LEVEL AHD OATE MEASURED... .'.. .'.........0".........

LOGGED BY. ~... ~~.S?........ .. ... lOG REVIEWED BY. . .~'. ,l~e.~~ ." . . . . . . ." .

,. PERCOLATION TESTS ~ze ~- ~
~ ...... ~"
NOTES ON WATER TYPE ww w ~w u
LOSSES AND LEVELS, AHD ~> DEPTH ~ ~... wQw WW "''' ~=
CASING, CEMENTING, 00 . (FEET) ~ ...~ ~...~ o!o- w... CLASSIFICATION AND
SIZE uu "W w _ ~o ~~ PHYSICAL CONDITION
CAVING, AND OTHER z'" ~~
OF W L.OSS W W~ ~ ~w
DRILLING CON~I:rIONS HOLE ~ FROM . .0 " >E'"
l::l:) TO ~ ~
(%) IG.P.M.1 (P.S.I.l (MIN.)

Top surfa e cas ng - 7556.S

l~

120.0' to 121,01 POORLY GRADED SAND:
Approximately 95% fine sand; approxi-
mately 5% non-plastic fines; quick
dilatancy; maximum size, fine sand;
brown; very wet; no Hel reaction.
Numerous fragments of Gastropod (1)
tests. (SP)

*141 .44 f om we t Ii e
129 37 fr m sou h Ii e

10

,

:w--:

30-]

Above log is a composite log. From
0.0' to 28.0' was logged at main well
and drilled with a bucket auger.
0.0' to 121.0' drilled 49' ME of main
well. Pilot well drilled with a
rotary drill rig, waterJ and a 3-part
wingbit. Well logged from grab
samples and driller's interpretation.
Gamma logged well.

:w--:

20

-

.0-

...

so-

,.:

60

..,:

70-

70

80

8~

00.:

~

EXPLANATION

iCDRE
LOSS

CORE
RECOVERY

T'f: of hol.. . . . . . . . . . . . . .0 _ Diamond. H . Hayst.lllt.. S - Shot. C - Churn
Ha . __I.d .. . . . . . . . . . . . . P _ Pack.., Cm _ Cem.ntH. Cs _ Bottom of casing
"'PP'OIl. .i:u of hal. (X....;..). . Ell . 1.1/2", "'Il - 1.7/8". Eh: - 2.3/8", Nil - 3"
App.o.. .ill. of ca.. (X....i..). . Ell _ 7/8" .... . 1.1/8", 8x .1.S/8", Mx - 2-1/8"
Out.ld. dlo. 01 cuing (X....i..). Ex _ 1.13116", "'X '"' 2.1/..... Bx - 2.7/1", Nil - 3-112"
In.id. dla. of ca.ing (X.._i..). . Ell ., 1.1/2". Ax .1.29/32", Bx. 2.318". .1'04. . 3"

salvage Wells

SLV-Closed Bas~n

Colorado

3

3

SW-4