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Doing business since 1962, Tri-Valley Drilling Service has over 40 years of experience and knowledge.  Built on hard work, dedication, and a firm belief in customer satisfaction, we continually strive to provide the very best service to every customer.






We Specialize In:
  • Soil and Geological Investigation Test Borings
  • Downhole Logging
  • Caissons
  • De-Watering Wells
  • Seepage Pits                                  


We Drill
  • Depths to 200'
  • Holes 18" to 96"


Contact Information
  • Mailing Address:


      Tri-Valley Drilling Service

     Ventura, CA 93001
  • Phone Number:


      805-643-3144
  • Fax Number:


      805-832-6857
  • Email:  


     info@trivalleydrilling.com






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State License #672005  C57
Ventura, CA  93001
805-643-3144


VISITORS


 



Tri-Valley Drilling Service, Inc.  
1349 N. Olive  
Ventura,  CA  93001  
info@trivalleydrilling.com  
805-643-3144  
Fax: 805-832-6857  

 
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