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Title: Analysis of the fluid-pressure responses of the Rustler Formation at H-16 to the construction of the air-intake shaft at the Waste Isolation Pilot Plant (WIPP) site

Technical Report ·
DOI:https://doi.org/10.2172/7229509· OSTI ID:7229509

The construction of the air-intake shaft (AIS) at the Waste Isolation Pilot Plant (WIPP) site in 1987 and 1988 initiated fluid-pressure responses which were used to estimate the hydrologic properties of the Culebra Dolomite, Magenta Dolomite, and Forty-niner Members of the Rustler Formation. Fluid-pressure responses were monitored with downhole transducers. The AIS pilot hole,remained open and draining to the underground facility for about three months. The pilot hole was then upreamed from the underground facility to land surface. The pilot hole was drilled and reamed using a bentonite-mud-based brine as a drilling fluid. The well-test simulator GTFM was used to analyze the fluid-pressure responses of the Culebra and Magenta dolomites and the Forty-niner claystone. A cement-invasion skin was used in simulating the Culebra dolomite's drilling/reaming period. A mud-filter-cake skin was used to create reduced wellbore pressures in simulating the pilot-hole drilling/reaming periods of the Magenta dolomite and Forty-niner claystone. 26 refs., 70 figs., 10 tabs.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States); INTERA, Inc., Austin, TX (USA)
Sponsoring Organization:
DOE/DP
DOE Contract Number:
AC04-76DP00789
OSTI ID:
7229509
Report Number(s):
SAND-89-7067; ON: DE90010245
Country of Publication:
United States
Language:
English