Okla. Admin. Code § 252:515-9-3

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

Section 252:515-9-3 - General requirements

(a)DEQ approval required. A groundwater sampling and analysis program shall be submitted to the DEQ for approval.

(b)Requirements. The program shall:

(1) identify the number, spacing, depths, locations, design, installation, development, and decommission of any monitoring wells, piezometers, and other measurement, sampling, and analytical devices;

(2) include procedures and techniques for sample collection, sample preservation and shipment, analytical procedures, chain of custody control, and quality assurance and quality control;

(3) include sampling and analytical methods which are appropriate for groundwater sampling and which accurately measure hazardous constituents and other monitoring parameters in groundwater samples; and

(4) ensure sampling procedures and frequencies are protective of human health and the environment.

(c)Filtering prohibition. Groundwater samples shall not be filtered in the field or in the lab prior to laboratory analysis.

(d)Groundwater elevation. Each time groundwater is sampled, the rate and direction of groundwater flow shall be determined by measuring and recording the groundwater elevation in each groundwater monitoring well immediately prior to purging.

(e)Submittal of data to DEQ. All groundwater monitoring data required by this Subchapter shall be submitted to the DEQ in a format prescribed by the DEQ, which may include electronic submittals.

Okla. Admin. Code § 252:515-9-3

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