LABORATORY-SPECIFIC QUALITY ASSURANCE PROJECT PLAN ADDENDUM - Phase I Groundwater Sampling Event

Sep 13, 2026

Laboratory-Specific Quality Assurance Project Plan Addendum documents laboratory-specific quality assurance requirements for Phase I groundwater sampling at the Santa Susana Field Laboratory Area IV radiological study. Prepared for U.S. EPA Region 9 and supported by HydroGeoLogic, Inc., it specifies the selected TestAmerica Laboratories—Saint Louis facility, including radiochemistry qualifications, accreditation participation, licensing, and performance testing programs. The addendum outlines laboratory location, key project personnel, references the Quality Assurance Manual as Attachment A, and summarizes results and impact of a prior radiological operations audit.

LanguageEnglish

CategoryGeneral

FormatPDF

Pages295

Reading Time1 h 43 min

AccessFree to download

1.0 INTRODUCTION

2.0 TESTAMERICA SAINT LOUIS INFORMATION

2.1 LABORATORY QUALIFICATIONS

2.2 LABORATORY LOCATION

2.3 LABORATORY PERSONNEL

2.4 LABORATORY QUALITY ASSURANCE DOCUMENTATION

2.5 LABORATORY AUDIT

3.0 TESTAMERICA-SAINT LOUIS TECHNICAL APPROACH

3.1 ANALYTICAL METHODS AND SENSITIVITY

3.2 METHOD-SPECIFIC QUALITY CONTROL

3.3 ELECTRONIC DATABASE DELIVERABLES

3.4 SAMPLE CONTAINERS AND VOLUMES

LABORATORY-SPECIFIC QUALITY ASSURANCE PROJECT PLAN ADDENDUM TESTAMERICA LABORATORIES-SAINT LOUIS PHASE I GROUNDWATER SAMPLING EVENT AREA IV RADIOLOGICAL STUDY SANTA SUSANA FIELD LABORATORY VENTURA COUNTY, CALIFORNIA Prepared for: U.S . Environmental Protection Agency Region 9 75 Hawthorne Street San Francisco, California 94105 Prepared by: HydroGeoLogic, Inc . 5800 Woolsey Canyon Road Building 204 Canoga Park, California 91304 August 11, 2010 This page was intentionally left blank. TABLE OF CONTENTS Page 1.0 INTRODUCTION ................................................................................. 1-1 2.0 TESTAMERICA SAINT LOUIS INFORMATION .........................................2-1 2.1 LABORATORY QUALIFICATIONS ................................................2-1 2.2 LABORATORY LOCATION ..........................................................2-1 2.3 LABORATORY PERSONNEL ........................................................2-1 2.4 LABORATORY QUALITY ASSURANCE DOCUMENTATION .............2-2 2.5 LABORATORY AUDIT ................................................................2-2 3.0 TESTAMERICA-SAINT LOUIS TECHNICAL APPROACH ...........................3-1 3.1 ANALYTICAL METHODS AND SENSITIVITY .................................3-1 3.2 METHOD-SPECIFIC QUALITY CONTROL ......................................3-1 3.3 ELECTRONIC DATABASE DELIVERABLES ...................................3-2 3.4 SAMPLE CONTAINERS AND VOLUMES ........................................3-2 LIST OF TABLES Table 2.1 TAL Saint Louis – Project Personnel Table 3.1 Radionuclides of Interest, Suspended Solids Table 3.2 Radionuclides of Interest, Groundwater Table 3.3 Control Limits for C-14 and Tc-99 Table 3.4 Summary of Sample Containers, Preservation Techniques, Sample Volumes, and Holding Time Requirements LIST OF ATTACHMENTS Attachment A TestAmerica-Saint Louis Quality Assurance Manual Attachment B Evaluation of Radionuclides with Sensitivities Not Meeting Project Action Levels EDD electronic data deliverable HGL HydroGeoLogic, Inc. QAPP Quality Assurance Project Plan QC quality control %R percent recovery SSFL Santa Susana Field Laboratory TAL TestAmerica Laboratories, Inc. USEPA U.S. Environmental Protection Agency LABORATORY-SPECIFIC QUALITY ASSURANCE PROJECT PLAN ADDENDUM TESTAMERICA LABORATORIES-SAINT LOUIS PHASE I GROUNDWATER SAMPLING EVENT AREA IV RADIOLOGICAL STUDY SANTA SUSANA FIELD LABORATORY VENTURA COUNTY, CALIFORNIA 1.0 INTRODUCTION This document is a laboratory-specific Addendum to the Quality Assurance Project Plan (QAPP) for Groundwater, Surface Water, and Sediment Sampling to be conducted as part of the Area IV Radiological Study at the Santa Susana Field Laboratory (SSFL) , Ventura County, California. The information contained in this QAPP Addendum is specific to the Phase I groundwater investigation laboratory and will be modified in additional QAPP Addenda to address any information specific to the laboratory that will support Phase II groundwater , surface water and sediment sampling events . This page was intentionally left blank. 2.0 TESTAMERICA SAINT LOUIS INFORMATION The project laboratory selected to support the Phase I groundwater sampling event is the Earth City (Saint Louis), Missouri, facility of TestAmerica Laboratories, Inc. (TAL) . 2.1 LABORATORY QUALIFICATIONS TAL-Saint Louis is certified for radiochemistry analyses in California and holds National Environmental Laboratory Accreditation Program certification for radiochemistry through the state of Florida. TAL Saint Louis participates in the Department of Energy Consolidated Audit Program and is considered qualified to analyze samples according to the Department of Energy Quality Systems for Analytical Services . The laboratory maintains a Radioactive Materials Handling License issued and overseen by the Nuclear Regulatory Commission. The TAL-Saint Louis radioc

FAQs

What is this document’s purpose in the Santa Susana Field Laboratory Area IV study?

It provides a laboratory-specific addendum to the Quality Assurance Project Plan for Phase I groundwater sampling, detailing requirements and lab capabilities tailored to the selected laboratory supporting the event.

Which laboratory facility supports the Phase I groundwater sampling event?

The selected laboratory is the Earth City (Saint Louis), Missouri facility of TestAmerica Laboratories, Inc. (TAL).

What quality assurance references and audit information are included?

The addendum references the TAL Saint Louis Quality Assurance Manual as Attachment A and summarizes a prior audit of TAL-Saint Louis radiological operations, noting qualification to support SSFL field sampling efforts despite identified issues needing correction.

Sep 13, 2026

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