Rhode Island Code of Regulations
Title 216 - Department of health
Chapter 60 - Laboratories and Medical Examiner
Subchapter 05 - State Laboratory
Part 5 - Certifying Analytical Laboratories
Section 216-RICR-60-05-5.7 - Quality Assurance and Quality Control Programs

Universal Citation: 216 RI Code of Rules 60 05 5.7

Current through September 18, 2024

5.7.1 General Requirements

A. Each analytical laboratory shall have clearly established internal and external quality controls to ensure high standards of performance and reliability of test results. These quality controls shall consider such factors as preventative maintenance, periodic inspection, testing for proper validation of methods, evaluation of reagents and volumetric equipment, surveillance of results, remedial action taken to correct deficiencies and quality control failures and such other equivalent factors as required in this Part and as may be deemed necessary.

B. The laboratory shall perform all analyses which will be used for compliance with state or federal regulations, using the prescribed methods incorporated above at §§ 5.2(A) through (H) of this Part.

C. The laboratory's quality assurance plan shall be accessible to all personnel in the laboratory. It shall include, but not be limited to:
1. sampling procedures (if performed by the laboratory);

2. laboratory sample handling procedures;

3. instrument calibration procedures;

4. a list of detailed analytical procedures or analytical references;

5. data reduction, validation, and reporting procedures including non-compliance action plan;

6. types and frequency of internal audit samples (quality control samples) and external audit samples (proficiency testing samples);

7. internal audit procedures and frequency;

8. preventative maintenance procedures and schedules;

9. procedures for determining accuracy and precision and method detection limits of all analytes and specified frequency;

10. control limits and corrective action policies;

11. laboratory organization, staff, and responsibilities; and

12. procedures for laboratory and managerial data review.

D. The method detection limit (MDL) shall be determined prior to placing a new method in service and annually thereafter for each analyte per 40 C.F.R. § 136 Appendix B incorporated above at § 5.2(A) of this Part, or other such MDL guidance as deemed appropriate by the Department.
1. Method Detection Limits determined by the laboratory for analytes in the potable water category must meet the detection limit criteria specified in 40 C.F.R. §§ 141.23 and 24 incorporated above at § 5.2(A) of this Part. If the laboratory cannot meet said criteria for an analyte, a request for a variance must be submitted pursuant to § 5.11 of this Part.

E. The laboratory shall follow the quality control requirements specified in "Standards Methods for the Examination of Water and Wastewater" incorporated above at § 5.2(F) of this Part.

F. The laboratory shall follow all applicable quality control activities described in the "EPA Manual for the Certification of Laboratories Analyzing Drinking Water" incorporated above at § 5.2(D) of this Part. This requirement applies to pertinent non-potable water testing as well.

5.7.2 Procedure Manual

A. Each analytical laboratory shall have available, at all times, in the immediate bench area of personnel engaged in conducting analytical laboratory testing, a procedure manual which includes a detailed compilation of all automated and manual methods and procedures for all analytical tests which are performed by the laboratory and for which it is certified. Furthermore, such manuals shall:
1. Specify the approved method employed;

2. Describe the quality control activities pertinent to the method;

3. Contain information concerning preparation and storage of media, reagents, control and calibration procedures and pertinent literature references;

4. Describe the laboratory's technical procedures for the collection, processing and examination of samples;

5. For those tests which are normally performed on automated test equipment, provide for alternate methods or for storage of test samples, in the event the automated equipment becomes inoperable; and

6. Be approved, signed, and dated by the current laboratory supervisor/director and the QA Officer. Changes in procedures must be approved, signed, and dated by the current supervisor/director and QA Officer.

7. Required methodologies for testing can be found in EPA Manual for the Certification of Laboratories Analyzing Drinking Water, Supplement 1 to the Fifth Edition of the Manual for the Certification of Laboratories Analyzing Drinking Water, Standard Methods for the Examination of Water and Wastewater, Methods for the Chemical Analysis of Water and Wastes and, Methods for the Organic Chemical Analysis of Municipal and Industrial Wastewater incorporated at §§ 5.2(D) through (H) of this Part.

5.7.3 Collection, Identification && Examination of Samples

A. Information that accompanies samples shall be sufficiently detailed to permit identification and document chain of custody.

B. The laboratory shall not accept samples for examination unless there is sufficient documentation to verify proper collection, preservation, and other conditions as prescribed in the relevant methods, and to permit adherence to holding times.

C. The laboratory shall not accept samples for examination without sufficient sample volume to perform the requested analyses.

D. Each analytical laboratory shall maintain a record indicating the daily accession of samples, each of which shall be numbered or otherwise appropriately identified. The records of samples shall contain no less than:
1. the laboratory number or other identification,

2. the name of the person or analytical laboratory that submitted the sample,

3. date of sample collection,

4. date of sample receipt,

5. condition of sample upon receipt,

6. type of test requested and performed,

7. the results and date of laboratory tests and date of reporting, and

8. the name and address of laboratory to which the sample(s) is forwarded for procedures not performed on the premises.

5.7.4 Other Applicable Regulations

An analytical laboratory certified in the category of radiochemistry shall comply with the Rules and Regulations for the Control of Radiation and shall obtain, as applicable, the appropriate radioactive materials license from the Department.

5.7.5 Proficiency Testing

A. Each laboratory shall participate in a proficiency testing program approved by the Department for each analyte (or group of analytes) and method for which the laboratory is certified or is requesting certification. Proficiency testing samples shall be procured from a provider of proficiency test samples accredited by a Proficiency Testing Provider Accreditor (PTPA) that meets the TNI requirements.

B. The laboratory shall analyze a PT sample annually for each analyte and matrix by each method and receive an acceptable evaluation from the PT provider for that analyte/method/matrix, with the following exceptions:
1. laboratories certified for environmental lead must maintain a proficient status according to their respective accrediting agency;

2. laboratories must receive an acceptable evaluation for at least eighty percent (80%) of the Regulated Volatile Organic Compounds and eighty percent (80%) of Haloacetic Acids, in potable water, to maintain certification for these analyte groups, (as defined in the reference incorporated above at § 5.2(A) of this Part); and,

3. laboratories certified for potable and non-potable water-microbiology must correctly analyze ninety percent (90%) of the samples in a shipment with no false negatives for qualitative microbiology proficiency testing, and for quantitative microbiology proficiency testing no more than one (1) of the target organisms in a sample set containing three (3) or more samples may be incorrectly quantified.

C. Proficiency test results shall be submitted directly from the accredited provider to the certification office by October 31 of each year. The Department shall be designated as the recipient of the laboratory results before the results are available to the laboratory.

D. Whenever a laboratory receives an unacceptable evaluation for an analyte in a study, it shall determine the cause for the failure, take corrective action, and participate in another PT study for the failed analyte. Documentation of the investigation and corrective action shall be maintained and a copy provided to the Department before the next proficiency testing study.

E. Failure to complete PT studies or failure to obtain an acceptable result in a PT study as specified in § 5.7.5(D) of this Part shall result in loss of certification for the analyte until two (2) consecutive PT studies resulting in acceptable evaluations have been completed. There shall be an interval of at least thirty (30) days between the two (2) studies.

F. All proficiency test samples shall be analyzed in the same manner and frequency as a real environmental sample using the same staff, procedures and equipment.

G. Laboratories shall not send a PT sample, or a portion thereof, to another laboratory for any analysis for which it is certified or seeks certification.

H. A laboratory shall not knowingly receive any PT sample, or a portion thereof, from another laboratory for any analysis for which the sending laboratory is certified or seeks certification.

I. Laboratory management or staff shall not communicate with any individual at another laboratory concerning a PT sample or attempt to obtain the assigned value from their PT provider.

J. All raw data obtained in analyzing PT samples shall be retained and be available for review for a minimum of five (5) years.

K. The use of supplemental PT samples shall be allowed only if the PT provider certifies, in writing, that PT samples meet the criteria specified by the EPA.

L. A laboratory not located in Rhode Island shall follow the proficiency testing requirements of the state in which it is located.

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