Okla. Admin. Code § 252:517-7-34

Current through Vol. 41, No. 19, June 17, 2024

Section 252:517-7-34 - Geophysical logs

(a)Minimum number. For CCR units of 20 acres or less, at least three boreholes shall be logged by geophysical tools, one of which must be run on the deepest drilled borehole.

(b)Additional logs.

(1) For each additional 20 acres of a CCR unit, one additional borehole shall be logged by geophysical tools.

(2) In geologically complex areas, the DEQ may require additional boreholes.

(c)Logging method. Geophysical logs shall be obtained using:

(1) gamma ray/neutron logs from total depth to the surface in either open hole or behind casing; or

(2) alternative geophysical logs approved by the DEQ if it provides equivalent information.

Okla. Admin. Code § 252:517-7-34

Adopted by Oklahoma Register, Volume 33, Issue 24, September 1, 2016, eff. 9/15/2016