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USGS personnel collect a water-quality sample on the Missouri River. USGS/Photo by Kelly Brady.


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National Field Manual for the Collection of Water-Quality Data (TWRI Book 9)

Chapter A8. Bottom-Material Samples (Version 1.1, 6/2005) [431 KB PDF]


This report is in pdf format. Download a copy of Adobe Acrobat Reader for free.


Abstract

Chapter A8 provides guidelines for the equipment and procedures needed to collect and process samples of bottom material for the evaluation of surface-water quality.

Table of Contents

Introduction

Purpose and scope

Field manual review and revision

Acknowledgments

8.1 - Field trip preparations

8.2 - Site selection

8.2.1 - Location of sampling sites

8.2.2 - Number of sampling sites

8.3 - Sampling equipment

8.3.1 - Equipment selection

8.3.1.A - Samplers

8.3.1.B - Sieves

8.3.2 - Decontamination

8.4 - Sample collection

8.4.1 - Sampling procedures

8.4.2 - Quality-control procedures and requirements

8.4.2.A - Split samples

8.4.2.B - Concurrent replicate samples

8.5 - Sample processing

8.5.1 - Compositing and subsampling

8.5.2 - Sieving and sample handling

8.6 - Sample packaging and shipping

8.6.1 - Sample identification and packaging

8.6.2 - Shipping containers and sample shipment

>

8.6.3 - Analytical services request form

8.7 - Checklist of field equipment and supplies

Conversion factors and abbreviations

Selected references and technical memorandums

 [Back] Return to Field Manual Table of Contents

Archive of Chapter A8

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