Section 312IAC16-5-14. Operating requirements for a Class II well

   Operating requirements for a Class II well are as follows:

(1) A Class II well must be completed, equipped, operated, and maintained so the Class II well will do the following:

(A) Not cause the pollution of, endanger, or threaten any underground source of drinking water.

(B) Not damage a source of oil or gas.

(C) Confine injected fluids to the approved interval or intervals.

(2) The injection of a permitted fluid must be through tubing separated from the innermost casing with a corrosion inhibiting annular fluid. The tubing shall be installed with a packer. The packer must be set inside cemented casing within two hundred (200) feet above the permitted injection zone.

(3) Before operating an injection well, mechanical integrity must be demonstrated for the well under section 15 of this rule, and the owner or operator must obtain a written authorization to inject from the division.

(4) The division must be notified in advance of a permit change that may require the alteration of an approved condition. The owner or operator must not implement a permit change until the change is approved by the division.

(5) Injection piping, valves, and facilities must be used that meet or exceed design standards for the maximum allowable injection pressure and that safely maintain equipment without leakage.

(6) The division director may require additional testing or special equipment if appropriate to the protection of an underground source of drinking water.

(Natural Resources Commission; 312 IAC 16-5-14; filed Feb 23, 1998, 11:30 a.m.: 21 IR 2342; filed Oct 1, 1999, 1:12 p.m.: 23 IR 294; filed Sep 16, 2004, 9:15 a.m.: 28 IR 556; readopted filed Nov 17, 2004, 11:00 a.m.: 28 IR 1315; readopted filed Mar 25, 2010, 2:57 p.m.: 20100421-IR-312100033RFA; readopted filed Sep 30, 2015, 12:13 p.m.: 20151028-IR-312150224RFA)