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Wednesday, November 11, 2020 | History

3 edition of An Assessment of soil-gas measurement technologies found in the catalog.

An Assessment of soil-gas measurement technologies

An Assessment of soil-gas measurement technologies

project summary

by

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Published by U.S. Environmental Protection Agency, Air and Energy Engineering Research Laboratory in Research Triangle Park, NC .
Written in English

    Subjects:
  • Soil chemistry.,
  • Radon measures.

  • Edition Notes

    Other titlesAssessment of soil gas measurement technologies.
    StatementHarry E. Rector.
    ContributionsAir and Energy Engineering Research Laboratory.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL15363902M

    soil-gas surveys, and case studies illustrating the effective use of both soil-gas surveying methods. Details on soil-gas sampling equipment are provided in Chapter V, Direct Push Technologies, and a discussion of soil-gas analytical methods is presented in Chapter VI, Field Methods For The Analysis Of Petroleum Hydrocarbons. March IV EAS offers analytical services and sample collection eqiupment for vapor intrusion and soil gas testing. For more information on collection and analysis of soil gas samples see the following reference(s). Vapor Intrusion. Vapor Intrusion is the migration of volatile chemicals from contaminated soil or groundwater into a building that is above.


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An Assessment of soil-gas measurement technologies Download PDF EPUB FB2

Get this from a library. An Assessment of soil-gas measurement technologies: project summary. [Harry E Rector; Air and Energy Engineering Research Laboratory.].

Vapor Migration Assessment for a Chlorinated Contaminated Site via Induced Flux Measurement—proposes three modifications to An Assessment of soil-gas measurement technologies book standard soil atmosphere sampling procedure. Continuous Monitoring of Soil Gas by PID/FID Analyzers —discusses cleanup of gasoline from groundwater and soil and the leaking of VOC’s into basements of buildings.

In spite of its advantages, soil and soil-gas sampling using direct-push technologies does have limitations that are specific to the direct-push platform. Because of the nature of direct-push drilling, investigators may be unable to collect samples from consolidated materials, and, in general, direct-push rigs are limited An Assessment of soil-gas measurement technologies book depths of less than.

High-quality, representative, and reproducible measurements of soil gas, groundwater, and indoor air contaminant concentrations from VI sites are needed to measure vapor attenuation, verify that VI model predictions are accurate, improve understanding of the operating physical phenomena of VI, and help EPA, states, and other practitioners.

Engineering Tools for Environmental Risk Management 3. Site Assessment and Monitoring Tools. By Katalin Gruiz, This is the third volume of the five-volume book series “Engineering Tools for Environmental Risk Management”.

The book series deals with the following topics: 2 In situ and real-time measurement techniques for assessment. LSASDPROCR4 Soil Gas Sampling Effective Date: February 7, Page 1 of Uncontrolled.

Region 4 U.S. Environmental Protection. Laboratory testing services to help with the evaluation of potentially dangerous soil gas pollution. The book series deals with the following topics: • Environmental deterioration and pollution, management of environmental problems• Environmental toxicology – a tool for managing chemical substances and contaminated environment• Assessment and monitoring tools, risk assessment• Risk reduction measures and technologies• Case studies.

The book contains general introduction chapters concerning the principles of site assessment, combined with an overview about recent methods and. Optimal Technology is an ELAP state certified mobile lab (Certificate No.

) that offers state-of-the-art soil gas technology employing on-site laboratory grade instrumentation. Optimal's soil gas testing, as well as soil sampling services, provide reliable, professional and near real time analytical data acquisition to support environmental field activities. Kram recently co-chaired an ASTM International symposium on continuous soil vapor chemical measurements, served as Editor for the ASTM International book entitled “ Continuous Soil Gas Measurement: Worst Case Risk Parameters ”, is the recipient of the NGWA’s prestigious Technology Award, and received the ASTM Committee D18 Technical.

Site Characterization and Monitoring Technologies Technology Profile: On-Site Analysis of VOCs in Water U.S. EPA, Environmental Technology Verification (ETV) Program. 2 pp, Contact: Eric Koglin, @ Use and Measurement of Mass Flux and Mass Discharge.

TGM Chapter Soil Gas Monitoring for Site Characterization i Revision 1, August PREFACE This document is part of a series of chapters incorporated in Ohio EPA’s Technical Guidance Manual for Hydrogeologic Investigations and Ground Water Monitoring (TGM), which was originally published in File Size: KB.

Source Identification and Spatial Variability Assessment— Passive soil gas sampling can be an effective method to identify contaminant source areas in the vadose zone and delineate the extent of contamination.

By collecting samples in a grid with fewer data gaps, the method allows for an increase in data density and, therefore, provides a high-resolution depiction of the. The technologies include chemical sensors for in situ (in place) measurements, soil and sediment samplers, soil gas samplers, groundwater samplers, field-portable analytical equipment, and other systems that support field sampling or data acquisition and analysis.

Key deep-focused monitoring technologies include 3D time-lapse seismic and downhole pressure and temperature measurement. For shallow monitoring, key technologies include soil gas, surface flux and atmospheric measurement. Selection of suitable monitoring strategies is highly site-specific, and tool testing and development is by: 5.

Increasing attention to the development of strategies for subsurface measurement of soil gas was also undertaken to facilitate assessment of indoor air quality (Wong et al., ), while indoor. Measurement of greenhouse gas (GHG) fluxes between the soil and the atmosphere, in both managed and unmanaged ecosystems, is critical to understanding the biogeochemical drivers of climate change and to the development and evaluation of GHG mitigation strategies based on modulation of landscape management by: technologies, two are soil gas sampling technologies, and one shares characteristics of both soil and soil gas sampling technologies.

Table lists the participating technologies, some of their capabilities, and who developed them. Participants in this File Size: 3MB. Soil-gas monitoring: soil-gas well designs and soil-gas sampling techniques 11 2 Introduction to soil-gas monitoring Soil-gas sampling is an important aspect for contaminated site management, especially in case of volatile pollution like chlorinated solvents.

In. Key deep-focused monitoring technologies include 3D time-lapse seismic and downhole pressure and temperature measurement. For shallow monitoring, key technologies include soil gas, surface flux and atmospheric measurement. Selection of suitable monitoring strategies is highly site-specific, and tool testing and development is ongoing.

Schematic of ultraviolet fluorescence spectroscopy 12 Reference method selection process 37 Summary of statistical analysis of TPH results 61 Measurement bias for environmental samples 66 Measurement bias for soil performance evaluation samples 67 Linear regression plots for environmental samples 72 Risk assessment is a key issue for contaminated sites and requires modeling the migration of contaminants from the soil source towards the targets.

For that purpose, analytical models and site-specific model parameters are commonly used. The paper describes an attempt at health risk assessment and odour concentration determination in the most important units of a wastewater treatment plant.

The cancer risk (CR) and hazard index (HI) parameters in selected measurement locations were calculated based on the results of chromatographic analyses (GCxGC-TOF-MS) and the United States Environmental Protection Cited by: 4.

Summary of Common Soil Gas Analysis Methods. EAS offers a wide range of analytical services, but the table below lists the common tests used for soil gas analysis. The four categories of information important for source zone characterization are (1) the nature and presence of the source material, whether it be a DNAPL or chemical explosives, (2) the hydrogeologic setting, (3) source zone delineation, including geometry, distribution, migration, and dissolution rate in the subsurface, and (4) the biogeochemical environment of the site.

The conventional technologies that play a significant role in managing source areas at hazardous waste sites include excavation, containment, and pump-and-treat. To a certain extent, excavation (if completely successful) and containment represent the extreme ends of what is possible with source remediation, in that one technology completely.

Kram recently co-chaired an ASTM International symposium on continuous soil vapor chemical measurements, served as Editor for the ASTM International book entitled “Continuous Soil Gas Measurement: Worst Case Risk Parameters” is the recipient of the NGWA’s prestigious Technology Award, and received the ASTM Committee D18 Technical.

SOIL GAS MEASUREMENT MEASUREMENT RESULTS Some measurements were made with an 'Original Gas Vapor Probe' system at a depth of 15 inches just outside the DURRIDGE offices. Initial measurements were made in GRAB mode, to see if the values dropped from the first reading, due to infiltration of fresh air through the ground to the sampling point.

Completely revised and updated, the Second Edition of Site Assessment and Remediation Handbook provides coverage of new procedures and technologies for an expanded range of site investigations.

With over figures, tables, and flow charts, the handbook is a comprehensive resource for engineers, ge. Radon is a ubiquitous constituent of soil gas as its radioactive parent, Ra, is widely distributed in the earth's crust.

Typical soil-gas radon concentrations are aro, Bq m-3, and values ranging from about 5, Bq m-3 to about 5, Bq m-3 have been reported. The principal mechanisms of radon transport in porous media (e.g., soil) are advection and. Estimation of soil respiration: Techniques for measurement of soil gas.

Mark Blonquist. Apogee Instruments. Bruce Bugbee. Utah State University. Scott Jones. Utah State University. Two methods for soil respiration measurement.

Soil surface flux (chambers): • widely used • commercially available ($15,). Modelling and measurement of soil gas flow Report BRE, Document Status. Archived Supplement. Core Supplement. Series. Report. Abstract. Radon and landfill gas are the two gases that are of current concern to human health.

As part of the process of designing remedial measures, it is necessary to understand how these move within the soil. Describes technologies for the assessment and remediation of petroleum releases contaminating soil and groundwater particularly underground storage tanks (USt's).

Acts as a guide for those who must deal with accidental release arising from the transportation, production, refining, and marketing of liquid petroleum products or unrefined crude oil. Measurement and Monitoring Technologies for the 21st Century (21M 2) - USEPA, This EPA initiative is deploying emerging measurement and monitoring technologies in response to waste management and site cleanup program needs.

A variety of. The average economic loss due to incidents of pipeline leakages is enormous [].Over the past three decades, pipeline accidents in USA damaged property which costed nearly $ 7 billion, killed over people and injured thousands [].For example, the incident of pipeline explosion in the community of San Bruno, California, USA on September 6, killed eight people, and Cited by: 8.

Dr. Everett's New Soil Gas/Vapor Intrusion Book Our CEO, Dr. Lorne Everett has published a new book from ASTM, Continuous Soil Gas Measurements: Worst Case Risk Parameters. This compilation, coedited with Dr. Mark Kram of Groundswell Technologies, contains peer-reviewed papers presented at the ASTM symposium in Jacksonville, FL.

BOOK OF ABSTRACTS AquaConSoil Lyon The printing of this booklet is supported by the SpS 4a Implementation of Treatment Technologies and Innovative Remediation Practices in the USEPA On site GCMS soil gas screening and EnISSA-MIP profiling: a thorough triad approach to support high resolution.

ASTM D Standard Guide for Soil Gas Monitoring in the Vadose Zone The success of any one soil gas monitoring methodology is strongly dependent upon the environment in which it is applied.

Use of this guide for purposes of risk assessment. Soil Gas and Soil Vapor Sampling Soil gas or Soil vapor sampling can be achieved in a wide variety of locations under a wide variety of conditions.

Sub-slab installations can be carried out by hand for shallow depths or with our limited access machines for deeper depths. Soil gas carbon dioxide probe: laboratory testing and field evaluation. Patterson BM(1), Furness AJ, Bastow TP. Author information: (1)CSIRO Land and Water, Private Bag 5, Wembley, WAAustralia.

[email protected] An automated semi-continuous on-line instrument has been developed to measure CO2 gas concentrations in the vadose Cited by: 3.Current methods for soil gas monitoring are concentration-based and depend on comparing monitored to background CO 2 concentrations.

Natural CO 2 is spatially and temporally variable and makes this approach challenging. An alternative process-based approach is presented. The process-based approach was developed at a natural analog playa.Current methods for soil gas monitoring are concentration- based and depend on comparing monitored to background CO 2 concentrations.

Natural CO 2 is spatially and temporally variable and makes this approach challenging. An alternative process -based approach is presented. The process -based approach was developed at a natural analog playa lake and successfully .