Oklahoma Administrative Code
Title 252 - Department of Environmental Quality
Chapter 515 - Management of Solid Waste
Subchapter 15 - Methane Gas Monitoring and Control
Section 252:515-15-3 - Explosive gas monitoring and analysis

Universal Citation: OK Admin Code 252:515-15-3

Current through Vol. 41, No. 13, March 15, 2024

(a) Plan required. An explosive gas monitoring and analysis plan shall be submitted to the DEQ for approval, to demonstrate how compliance with the methane gas concentrations of OAC 252:515-15-2 will be ensured. Such plan shall include:

(1) the installation and/or use of gas monitoring equipment to insure the requirements of OAC 252:515-15-2(1) are met; and

(2) the installation of gas monitoring probes in accordance with OAC 252:515-15-4 to ensure the requirements of OAC 252:515-15-2(2) are met; or

(3) an alternative method to ensure compliance with OAC 252:515-15-2, provided the alternative is demonstrated to be as effective as the use of gas monitoring equipment, and probes placed to the deepest placement of waste.

(b) Type and frequency of monitoring. The type and frequency of monitoring shall be determined based on soil conditions, the hydrogeologic and hydraulic conditions surrounding the facility, and the location of structures and permit boundaries.

(c) Minimum frequency. Explosive gas monitoring in accordance with the approved plan shall be performed a minimum of once every calendar quarter.

(d) Calibrated instrument. Sampling shall be conducted with a gas measuring instrument that has been calibrated immediately prior to beginning each sampling event.

Added at 20 Ok Reg 1151, eff 6-1-03

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