40 CFR 147.3107 - Mechanical integrity.

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§ 147.3107 Mechanical integrity.

(a) Monitoring of annulus pressure conducted pursuant to § 146.8(b)(1) shall be preceded by an initial pressure test. A positive gauge pressure on the casing/tubing annulus (filled with liquid) shall be maintained continuously. The pressure shall be monitored monthly.

(b) Pressure tests conducted pursuant to § 146.8(b)(2) of this chapter shall be performed with a pressure on the casing/tubing annulus of at least 200 p.s.i. unless otherwise specified by the Director. In addition, pressure tests conducted during well operation shall maintain an injection/annulus pressure differential of at least 100 p.s.i. throughout the tubing length.

(c) Monitoring of enhanced recovery wells conducted pursuant to § 146.8(b)(3), must be preceded by an initial pressure test that was conducted no more than 90 days prior to the commencement of monitoring.

Title 40 published on 2015-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR Part 147 after this date.

  • 2015-11-10; vol. 80 # 217 - Tuesday, November 10, 2015
    1. 80 FR 69629 - Request for Comment: Kentucky Underground Injection Control (UIC) Program; Primacy Approval
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      Notice of public comment period and opportunity to request a public hearing.
      Comments will be accepted on or before December 23, 2015. Requests for a public hearing must be received by December 9, 2015. Requests for a hearing should be mailed to Nancy Marsh (see the FOR FURTHER INFORMATION CONTACT section). The EPA will determine by December 11, 2015, whether there is sufficient interest to warrant a public hearing. If determined to be warranted, the public hearing will be held on December 16, 2015 at 1:00 p.m. in Conference Room #D16 at the Department for Natural Resources, #2 Hudson Hollow, Frankfort, KY 40601. For additional information regarding the public hearing, please contact Nancy Marsh.
      40 CFR Part 147