WSPC06446

• File Number: 8220.106.A.1.c
• Description: Colorado River Water Projects - Animas La Plata - Description - Construction - Durango Pump Station
• State: CO
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 10/7/2002
• Author: DOI-BOR
• Title: Durango Pumping Plant - Stage I - Project Specifications - Volume IV
• Water Supply Pro - Doc Type: Report/Study

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GEOLOGIC LOG OF DRILL HOLE NO. DH-103

IIIEET 4 IF 4

FEA~ ~60 '"'-"PINS Pl.ANT
l..OCATIOH:
BEGUN: 01-G.-n FINISHED: 01-11-89
DEPTH AI<<) EL.EV. Of 11,1. TEFl
LEVa. ANl DATE ~1.FIEll: 2&.2 ( 644.80)

PROoJECT: ,&HlMAS-U PLATA
CDDflDIH.liTES: JJ 223223.9 E 130822A,"
TOTAL DEPnt 81.&
Jf!i.r_e~O BEDROCK: 27 . ..

STATE: COl.OAADD
liJlOUND E\.EYATION: SASS.O
ANa.E FADM I1ORI2OHTAL: 510 BEAFlINS:
HOU 1.086ED BY: J'HQRf~JA618~STDIE
REV1ENED .~ 'P~ /.>>~

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CLASSIFICATION AND
PHYSICAL CONDITION

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OE8AEES FROM THE CORE AXIS: MClDEAATEL l HARD OM)
TO HARD (H3) toRE BAaKS WIllt MODERATE TO ~yY
HAteIEA BLOW; lIE.lK TO NIl HCl. REACTION.

SIL 15TH - ;RAY TO DARK &RAY: UMINATED lLESS
TKAM 3/8 IN.1 "AT 18 TO 8. DEiAEES FROM 1lIE CORE
AXIS; SOFT MODERATELY SOFT lH5l. BAOOVED TO 1/18
IN. WITH MQDERATE PAESS1JRe NEA)l; TO NO REACTION
WITH HCL.

DVEAAU. INTERVAL. IS FAESH IIIIU ,t.ND UNfAAC1\.fED
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mu.T111W1t1Y':
0.0 - U5.0 CilUAT6INAAY AU.UVIUM (0.1)
lS.0 - 27.. GUATERNARY TERRACE llitl
'l7.2 - 97.S CFlETACEOUS IEMEFEE FORMATION ao:.f}
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SHEET 41 OF ..

DRILL HOLE DH-103