Oklahoma Administrative Code
Title 252 - Department of Environmental Quality
Chapter 302 - Field Laboratory Accreditation
Subchapter 5 - General Operations
Section 252:302-5-6 - On-site evaluations

(a) An on-site evaluation may be unannounced.

(b) During an evaluation the DEQ may require on-site analyses of proficiency test samples by laboratory personnel.

(c) Following the evaluation the DEQ will provide the laboratory with a copy of the evaluation report within 45 days of the on-site evaluation. The laboratory will be afforded 30 days from receipt of report in which to correct any listed deficiencies. The DEQ may require a laboratory to develop and implement a Corrective Action Report (CAR). The DEQ will provide an evaluation of the CAR within 45 days of receipt of same.

(d) Prior to granting initial accreditation to a laboratory, DEQ will perform an on-site evaluation of the laboratory.

(e) Prior to granting a laboratory an accreditation for an additional analyte, DEQ may perform an on-site evaluation of the laboratory.

(f) DEQ may conduct routine on-site evaluation of a laboratory every other year to ensure compliance with the conditions of this Chapter, or upon receipt of complaint.