40 CFR 147.1955 - Requirements for wells authorized by permit.

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§ 147.1955 Requirements for wells authorized by permit.

(a) The owner or operator of a Class I well authorized by permit shall install or shall ensure that the well has:

(1) Surface casing present;

(i) Extending from the surface to a depth at least 50 feet below the base of the lowermost USDW; and

(ii) Cemented back to the surface by recirculating the cement; and

(2) Long string casing and tubing;

(i) Extending to the injection zone; and

(ii) Cemented back to 50 feet above the base of the next largest casing string.

(b) The owner or operator of a new Class II well authorized by permit shall:

(1) Install surface casing from the surface to at least 50 feet below the base of the lowermost USDW.

(2) Cement the casing by recirculating to the surface or by using no less than 120% of the calculated annular volume.

(3) For new enhanced recovery wells, install tubing or long string casing extending to the injection zone.

(4) For new salt water disposal wells, install long string casing and tubing extending to the injection zone.

(5) Isolate any injection zone by placing sufficient cement to fill the calculated volume to a point 50 feet above the injection zone.

(c) The Regional Administrator may specify casing and cementing requirements other than those listed in paragraphs (a) and (b) of this section on a case by case basis as conditions of the permit.

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