16 Tex. Admin. Code § 6.111 - Plugging
(a) Upon permanent discontinued use or
abandonment of a shallow closed-loop geothermal injection well, the owner shall
plug the well according to the following standards:
(1) All removable casing shall be removed and
the entire well shall be pressure filled with cement from bottom to the land
surface using a pipe correctly sized to ensure all cement is properly located,
distributed, and cured; and
(2) The
well may be filled with fine sand, clay, or heavy mud followed by a cement plug
extending from land surface to a depth of not less than ten feet below the land
surface.
(b) Any fluids
injected into the closed loop system shall not endanger fresh water.
(c) Not later than the 30th day after the
date the well is plugged, a driller or well owner who plugs an abandoned well
shall submit to the Commission a completed copy of the well plugging report
filed with the TDLR electronically through the Texas Well Report Submission and
Retrieval System (TWRSRS).
Notes
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