...situ remediation technology for treatment of contaminated source areas and groundwater plume hot spots<br/>]]
...shing to delivery oxidants (shown in blue) into a target treatment zone of groundwater contaminated by dense nonaqueous phase liquid compounds (shown in red)]]
15 KB (2,019 words) - 19:25, 30 December 2023
...pitation. This partitioning controls the mobility of metal contaminants in groundwater.
*[[Metal and Metalloid Contaminants]]
24 KB (3,645 words) - 21:43, 26 April 2022
...thanes, ethenes) based on their structures, and include common groundwater contaminants such as carbon tetrachloride (CT), perchloroethene (PCE), trichloroethene (
*[[Soil & Groundwater Contaminants]]
19 KB (2,341 words) - 02:54, 28 April 2022
...s dealing with natural attenuation, source zone characterization, emerging contaminants, matrix diffusion, and the development and testing of innovative monitoring
*[[Groundwater Sampling - No-Purge/Passive]]
1 KB (139 words) - 21:02, 18 April 2019
...vative strategies to treat conventional and emerging contaminants in soil, groundwater, and surface water at a wide range of contaminated sites. He has served as
2 KB (220 words) - 16:39, 4 February 2022
...term monitoring]] is required to determine if the concentrations of target contaminants are behaving as predicted.<br />
...djacent to the contaminant plume, and volatilization to soil gas above the groundwater. As the concentration declines, it may reach a point where it is no longer
27 KB (3,804 words) - 15:14, 1 April 2024
...lop and deploy innovative solutions to metal and radionuclide contaminated groundwater.<br />
*[[Metal and Metalloid Contaminants]]
870 bytes (112 words) - 20:57, 4 May 2018
...pdf]]</ref>. For environmental studies, proteomics can be applied to soil, groundwater, sediment, or other environmental samples. Proteomics allows for functional
...on of protein content from a biological sample and eliminates non-specific contaminants (e.g., keratins, fatty acids, plastic polymers, nucleic acids and salt clus
27 KB (3,796 words) - 18:54, 7 January 2022
...ent of monitoring technologies using mass spectrometry for DoD groundwater contaminants, including chlorinated solvents, nitramine explosives, mycoremediation of t
2 KB (188 words) - 16:59, 3 December 2021
...adership on per- and polyfluoroalkyl substances (PFASs) and other emerging contaminants in natural and treatment environments.
939 bytes (119 words) - 15:12, 3 December 2018
...ion chemistries affect enumeration of the Dehalococcoides 16S rRNA gene in groundwater. Journal of Microbiological Methods, 88(2), 263-270. [http://dx.doi.org/10.
...d quantify specific microorganisms or functional genes that can biodegrade contaminants of concern.
22 KB (2,889 words) - 22:07, 26 April 2022
*[[Injection and Distribution of Liquid Amendments in Groundwater]]
...ution of Liquid Amendments in Groundwater |addition of amendments]] to the groundwater system.
17 KB (2,465 words) - 00:06, 17 February 2017
...s-amended soils, the fate of perfluorochemicals in groundwater and organic contaminants in wastewater treatment plants, and analytical method development for track
1 KB (136 words) - 12:29, 22 April 2024
|[[Groundwater Sampling - No-Purge/Passive]]||[[Dr. David Adamson, P.E. |Adamson, David, P
|[[Sorption of Organic Contaminants]]||[[Richelle Allen-King|Allen-King, Richelle]]||
13 KB (1,800 words) - 20:01, 29 April 2022
...pproaches. Also included in this category are technologies for extracting contaminants from the subsurface and delivering treatment amendments.
*[[In Situ Groundwater Treatment with Activated Carbon]]
3 KB (340 words) - 01:46, 28 April 2022
...nated solvents, petroleum hydrocarbons, metals and metaloids, and emerging contaminants.
*[[Metal and Metalloid Contaminants |Metals and Metalloids]]
2 KB (249 words) - 02:44, 28 April 2022
...that influence the transport, fate and remediation of soil and groundwater contaminants.
*[[Groundwater Flow and Solute Transport]]
1 KB (153 words) - 21:22, 26 April 2022
...nd extent of contaminant degradation, spatial and temporal distribution of contaminants, and formation properties that influence contaminant migration.
*[[Groundwater Sampling - No-Purge/Passive]]
1 KB (168 words) - 21:50, 26 April 2022
...typically effective physical treatment process for remediation of volatile contaminants in vadose zone (unsaturated) soils. During SVE, contaminated soil gas is ex
...J., 2013. Characterization and remediation of chlorinated volatile organic contaminants in the vadose zone. Vadose Zone Journal, 12(4). [http://dx.doi.org/10.2136/
16 KB (2,250 words) - 20:57, 21 February 2022
...er, soil, sediment, and surface water. She currently co-leads the emerging contaminants community of practice at Jacobs.
1 KB (140 words) - 18:48, 3 February 2021
....1201/9781420032246.ch6 Using DP Technologies in Site Characterization and Groundwater Monitoring]<ref name="McCall2006">McCall, W., Nielsen, D.M., Farrington, S.
...e investigation and reduces the potential for worker exposure to hazardous contaminants relative to many traditional rotary drilling techniques.
14 KB (1,927 words) - 21:53, 26 April 2022
...e of direct push well technology for long-term environmental monitoring in groundwater investigations. Interstate Regulatory Council, Sampling, Characterization a
....1201/9781420032246.ch6 Using DP Technologies in Site Characterization and Groundwater Monitoring]<ref name="McCall2006" />
26 KB (3,624 words) - 21:55, 26 April 2022
....1201/9781420032246.ch6 Using DP Technologies in Site Characterization and Groundwater Monitoring]<ref name="McCall2006">McCall, W., Nielsen, D.M., Farrington, S.
...ct‐push EC logging to delineate heterogeneity in a clay‐rich aquitard. Groundwater Monitoring & Remediation, 26(1), 92-100. [http://dx.doi.org/10.1111/j.1745-
32 KB (4,559 words) - 21:54, 26 April 2022
...and polyfluoroalkyl substances (PFAS)]] in drinking water and non-potable groundwater include membrane filtration (reverse osmosis or RO and nanofiltration or NF
...fluoroalkyl Substances (PFAS) | PFAS]] from drinking water and non-potable groundwater (as described below):
38 KB (5,183 words) - 00:48, 28 April 2022
...Remedial techniques]] are available for addressing PAH-contaminated soil, groundwater, and surface waters. However, such efforts must carefully consider the hydr
...ilability of Contaminants in Soils and Sediments, 2003. Bioavailability of contaminants in soils and sediments: Processes, tools, and applications. Washington, DC:
18 KB (2,440 words) - 03:04, 28 April 2022
...). Maintaining optimum soil conditions for rapid biodegradation of organic contaminants can help meet cleanup goals within a reasonable timeframe.
*Wastes containing contaminants that do not biodegrade: e.g., NORM, metals or salt.
15 KB (2,188 words) - 02:13, 28 April 2022
...ts may be quite mobile, forming groundwater plumes that can pose a risk to groundwater users.
*[[Metals and Metalloids - Mobility in Groundwater]]
24 KB (3,517 words) - 02:56, 28 April 2022
...idated as a valuable resource for predicting contaminant exposure in soil, groundwater, and surface water. This capability allows stakeholders to forecast exposur
*[[Metal and Metalloid Contaminants]]
12 KB (1,794 words) - 20:38, 27 April 2022
...ndwater contamination. Contaminant mass discharge from source zones causes groundwater plumes to develop, and source attenuation and remediation can be a critical
Groundwater contaminant plumes typically develop from concentrated, localized source ar
22 KB (3,226 words) - 20:57, 4 May 2018
...tudies include examples of imaging hydrogeological structures that control groundwater flow and transport, direct imaging of contaminant plumes, and time-lapse mo
...the use of geophysics to (1) image hydrogeological structures controlling groundwater flow, contaminant transport, and remediation in unconsolidated sediments, (
14 KB (1,927 words) - 22:00, 26 April 2022
...ated groundwater is infiltrated for treatment. In addition to treatment of groundwater within the SBGR, this technology allows recirculation of lower concentratio
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/ER-200019 ER-200019]</ref><ref>Downey, D., Hicks, J., Krumholtz, M., Leeson
15 KB (2,092 words) - 02:19, 28 April 2022
...Military Engineers (SAME) and the University Consortium for Field-Focused Groundwater Contamination Research. Bill has been actively engaged with the ITRC PFAS
1 KB (176 words) - 14:08, 11 February 2021
Plume response modeling simulates how groundwater contaminant plumes respond to contaminant source control. Understanding the
...]], [[wikipedia:: Dispersion | dispersion]], retardation, and reactions of contaminants as they migrate downgradient from the source zone. As source zones undergo
24 KB (3,388 words) - 19:46, 16 December 2019
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Monitoring/ER-1561 ER-1561]</ref>
...Assessing Biodegradation and Source Identification of Organic Groundwater Contaminants Using Compound Specific Isotope Analysis (CSIA). U.S. Environmental Protect
20 KB (2,658 words) - 22:05, 26 April 2022
...ify MTBE‐and TBA‐Degrading Microorganisms in Contaminated Groundwater. Groundwater Monitoring & Remediation, 33(4), 57-68. [http://onlinelibrary.wiley.com/doi
..., VA. [https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminants-on-Ranges/Characterizing-Fate-and-Transport/ER-1607 ER-1607]</ref><ref name
17 KB (2,397 words) - 22:08, 26 April 2022
...sed in relatively permeable settings to heat the ground and remove organic contaminants. SEE can be combined with other thermal methods for treatment of source are
...the subsurface aggressively while containing and extracting the mobilized contaminants. A typical SEE system consists of a steam generator, a thermal well field,
10 KB (1,487 words) - 02:41, 28 April 2022
...aqueous phase liquid (NAPL) or other materials that serve as the source of groundwater contamination.
...their transformation products are among the most abundant contaminants in groundwater. In 2006, the United States Geological Survey published results from a syst
24 KB (3,239 words) - 20:57, 4 May 2018
...njection Techniques for Liquid Amendments |addition of amendments]] to the groundwater system.
...f><ref>Drever, J.I., 1997. The Geochemistry of Natural Waters: Surface and Groundwater Environments. Prentice-Hall, Inc. ISBN 0132727900.</ref>. When dissolved in
17 KB (2,473 words) - 21:44, 26 April 2022
...een shown to have potential as practical remedies for TCP contamination of groundwater.
...tps://serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Emerging-Issues/ER-1457/ER-1457/(language)/eng-US Project ER-1457]. [//www
37 KB (5,042 words) - 03:07, 28 April 2022
...ly applied strategy to treat halogenated organic compounds found in soils, groundwater, and wastewater.
...ce it poses no human health risks at the concentrations typically found in groundwater.
32 KB (4,314 words) - 21:35, 26 April 2022
...rios approach to attenuation-based remedies for inorganic and radionuclide contaminants. Savannah-River National Laboratory, U.S. Department of Energy. [[Media:TRU
*[[Metal and Metalloid Contaminants]]
14 KB (2,087 words) - 20:40, 27 April 2022
...c conditions by naturally occurring microorganisms. High concentrations in groundwater can be treated via ''in situ'' or ''ex situ'' biodegradation. Other process
...iously been identified. The sudden, widespread detection of perchlorate in groundwater highlighted the need to better understand the potential sources, risks, and
18 KB (2,424 words) - 02:59, 28 April 2022
...emediated by changing the groundwater geochemistry to immobilize the metal contaminants to prevent migration to receptors.
*[[Metal and Metalloid Contaminants]]
26 KB (3,563 words) - 02:14, 28 April 2022
...strate range and is known for its ability to degrade various environmental contaminants with some of the most persistent organics like pesticides, halogenated alip
...s (Table 1). New studies also reported cometabolic degradation of emerging contaminants including MTBE<ref>Kim, M.H., Wang, N. and Chu, K.H., 2014. 6: 2 Fluorotelo
18 KB (2,328 words) - 05:07, 30 November 2021
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Emerging-Issues/ER-2131/ER-2131/(language)/eng- ER-2131]</ref>
...of Secondary Water Quality Impacts from Enhanced Reductive Bioremediation: Groundwater Monitoring and Remediation [http://onlinelibrary.wiley.com/doi/10.1111/gwmr
22 KB (3,292 words) - 02:01, 28 April 2022
...n be applied both above and below the watertable). Intermediate volatility contaminants, such as diesel, can often be smoldered directly. However, highly volatile
...ment zone. It is expected that, after smoldering remediation applications, groundwater contaminant mass flux may be reduced to a point that it can be addressed th
25 KB (3,776 words) - 23:45, 1 April 2024
...nek, M., 2016. Thermal DNAPL Source Zone Treatment Impact on a CVOC Plume. Groundwater Monitoring and Remediation, 36(1), pp. 26-37. [http://onlinelibrary.wiley.c
...queous_phase_liquid|non-aqueous phase liquids (NAPLs)]] or strongly sorbed contaminants. Note that source zones often have a component above the water table (in th
9 KB (1,229 words) - 02:39, 28 April 2022
...Assessing Biodegradation and Source Identification of Organic Groundwater Contaminants Using Compound Specific Isotope Analysis (CSIA). U.S. Environmental Protect
...fractionation to investigate natural transformation mechanisms of organic contaminants: principles, prospects and limitations. Journal of Environmental Monitorin
30 KB (4,077 words) - 21:52, 26 April 2022
...e and is commonly used for treatment of source zones with volatile organic contaminants. The most common applications have been for [[Chlorinated Solvents |chlori
...Moss, R., Looney, B., 1994. Six-Phase Soil Heating for Enhanced Removal of Contaminants: Volatile Organic Compounds In Non-Arid Soils Integrated Demonstration, Sav
11 KB (1,518 words) - 02:40, 28 April 2022
...ef><ref>Clausen, J., Robb, J., Curry, D., Korte, N., 2004. A case study of contaminants on military ranges: Camp Edwards, Massachusetts, USA. Environmental Polluti
...energetic residues are measured on the surface of ranges or in surface and groundwater<ref>Jenkins, T.F., Hewitt, A.D., Grant, C.L., Thiboutot, S., Ampleman, G.,
31 KB (4,268 words) - 20:28, 27 April 2022
...erties can provide valuable information required to understand the fate of contaminants in the subsurface and the subsurface's architecture.
...mpPro V2: New Features for Inferring Groundwater/Surface‐Water Exchange. Groundwater., 54, 434-439. [https://doi.org/10.1111/gwat.12369 doi: 10.1111/gwat.12369]
23 KB (3,215 words) - 21:58, 26 April 2022
...Lebron, C.A. and Reinhard, M., 2000. Enhanced anaerobic bioremediation of groundwater contaminated by fuel hydrocarbons at Seal Beach, California. Biodegradation
...-0137-2]</ref>. The presence of organic matter may increase persistence of contaminants due to contaminant partitioning into the organic phase, reducing their bioa
31 KB (4,212 words) - 21:19, 1 April 2024
...and/or groundwater remediation technology that uses oxidants to react with contaminants, resulting in their conversion into less harmful products. Key consideratio
...r groundwater remediation: analysis of field applications and performance. Groundwater Monitoring & Remediation, 30(4), 42-53. [http://dx.doi.org/10.1111/j.1745-6
23 KB (3,226 words) - 02:02, 28 April 2022
...elected as a remedial technology as it can provide complete degradation of contaminants utilizing natural microbial processes, is able to be implemented in a varie
...e="USEPA2013Intro">USEPA, 2013. Introduction to In Situ Bioremediation of Groundwater. EPA 542-R-13-018. [//www.enviro.wiki/images/4/44/USEPA-2013-introductionto
42 KB (5,517 words) - 02:47, 28 April 2022
...nd parameters for anaerobic biodegradation for treatment of common organic contaminants.
...f Groundwater]<ref>USEPA, 2013. Introduction to In Situ Bioremediation of Groundwater. [//www.enviro.wiki/images/b/b8/EPA_542_R_13_018.pdf Report pdf]</ref>
23 KB (3,119 words) - 01:53, 28 April 2022
...technology that can be applied to groundwater or soils and many different contaminants. It is a chemical technology where strong oxidants are injected or mechanic
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Persistent-Contamination/ER-200623/ER-200623 ER-200623]</ref>
14 KB (1,732 words) - 02:01, 28 April 2022
''In situ'' chemical reduction (ISCR) refers to the ''in situ'' groundwater remediation approaches that principally involve contaminant treatment by ch
...n technologies]] where treatment occurs primarily by chemical reduction of contaminants. The emphasis of ISCR is on abiotic degradation processes, but contaminant
28 KB (3,865 words) - 02:03, 28 April 2022
...plume from highly concentrated areas to less concentrated areas. In many groundwater transport models, solute transport is described by the advection-dispersion
*[[Sorption of Organic Contaminants]]
34 KB (4,751 words) - 03:24, 28 April 2022
...nty for achieving remedial objectives. ISTR consists of heating subsurface groundwater and the vadose zone to facilitate volatilization or other contaminant remov
...Jr, L.D., 1991. Process for In Situ Decontamination of Subsurface Soil and Groundwater. The Regents of The University of California, U.S. Patent 5,018,576.</ref>
14 KB (1,980 words) - 02:27, 28 April 2022
...groundwater; and (3) passive or direct injection without recirculation of groundwater.
...troo, H.F., and Ward, C.H., 2009. In situ bioremediation of perchlorate in groundwater. SERDP/ESTCP Remediation Technology Monograph Series, Springer Science and
15 KB (2,094 words) - 02:11, 28 April 2022
...ated groundwater site over an extended period of time (Fig. 1). Typically, groundwater is the medium sampled and the analyses focus on the contaminant(s) of conce
...its objectives (e.g., removal of groundwater contaminants, restoration of groundwater quality, etc.). It is usually assumed that after a site enters the LTM phas
16 KB (2,259 words) - 22:01, 26 April 2022
...uation (MNA)]] is one of the most commonly used remediation approaches for groundwater contaminated with petroleum hydrocarbons (PHCs) and certain fuel additives
...''tert''-butyl ether (MTBE)]], are among the most abundant contaminants in groundwater. In 2006, the United States Geological Survey published results from a syst
20 KB (2,913 words) - 20:40, 27 April 2022
..., Krebs, C.J., Britt, S., Newell, C.J., McHugh, T.E., in review. Effect of groundwater sampling methods on short-term variability and concentration bias: two fiel
...or use of five passive samplers to sample for a variety of contaminants in groundwater]<ref name="ITRC2007" />
21 KB (2,965 words) - 22:01, 26 April 2022
...es in order to react with contaminants, resulting in the conversion of the contaminants into less harmful products. Various oxidants are available for ISCO project
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Persistent-Contamination/ER-200623/ER-200623 ER-200623]</ref>
11 KB (1,488 words) - 02:03, 28 April 2022
...of sufficiently volatile compounds from subsurface media (such as soil or groundwater) into the [[wikipedia: Indoor air quality |indoor air]] of buildings. VI ma
...come into contact with people. Other examples of exposure pathways include groundwater ingestion and direct contact with contaminated soils. Volatile chemicals, i
26 KB (3,631 words) - 21:46, 26 April 2022
*[[Soil & Groundwater Contaminants]]
...ref name= "USEPA2014">U.S. Environmental Protection Agency, 2014. Emerging contaminants – perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA). Fac
42 KB (5,615 words) - 14:36, 3 December 2018
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Persistent-Contamination/ER-200913 ER-200913]</ref><br />
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Persistent-Contamination/ER-200912 ER-200912]</ref>
15 KB (2,001 words) - 02:12, 28 April 2022
...tenuation of energetic materials in soils and can delay their transport to groundwater by 2 - 30 times relative to unreactive compounds under saturated conditions
*[https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminants-on-Ranges/Characterizing-Fate-and-Transport/ER-2220 Dissolution of NTO, DNA
29 KB (4,075 words) - 20:37, 27 April 2022
...ransforming (degrading) or sequestering a variety of contaminants found in groundwater and soil.
*[[Metal and Metalloid Contaminants]]
17 KB (2,286 words) - 02:04, 28 April 2022
...t-guidance-corrective-action-sites alternate concentration limits (ACLs)], groundwater reclassification, designations of points of compliance and more. These mana
..., E., Kell, L. and O'Laskey, R., 2011. Assessing alternative endpoints for groundwater remediation at contaminated sites[//www.enviro.wiki/images/5/56/Deeb-2011_A
21 KB (2,909 words) - 01:32, 28 April 2022
...hips for biologically enhanced dissolution of chlorinated solvent DNAPL in groundwater. European Journal of Soil Biology, 43(5-6), pp.276-282. doi: 10.1016/j.ejso
...of bacterial consortia for remediation of chlorinated solvent-contaminated groundwater. Journal of Industrial Microbiology & Biotechnology, 36(9), pp.1189-1197. [
20 KB (2,768 words) - 02:00, 28 April 2022
...three different factors: 1) contaminant concentration in groundwater; 2) groundwater flow rate through the site; and 3) size of the source zone. Mass flux and
...scale evaluation of the passive flux meter for simultaneous measurement of groundwater and contaminant fluxes. Environmental science & technology, 39(18), pp.71
48 KB (7,175 words) - 01:50, 2 May 2022
...uoroalkyl substances (PFAS), methods to evaluate and reduce variability in groundwater monitoring data, as well as a demonstration of passive soil vapor extractio
...s the Interstate Technology and Regulatory Council (ITRC) and the National Groundwater Association (NGWA), as well as publishing over 20 manuscripts in peer-revie
2 KB (329 words) - 16:40, 4 February 2022
...ion] of chlorinated solvents, explosives, perchlorate, chromate, and other contaminants. However, effective treatment requires that EVO be distributed throughout
...he oil droplets are transported through the aquifer pore spaces by flowing groundwater. Experimental and mathematical modeling studies by Soo and Radke<ref>Soo,
32 KB (4,599 words) - 01:58, 28 April 2022
*[[Soil & Groundwater Contaminants]]
...<ref name="USEPA2014">U.S. Environmental Protection Agency, 2014. Emerging Contaminants Fact Sheet – Perfluorooctane Sulfonate (PFOS) and Perfluorooctanoic Acid
36 KB (4,894 words) - 00:45, 28 April 2022
:Groundwater, Watershed and Ecosystem Restoration Div.<br />
...itored Natural Attenuation to manage risk from metals and radionuclides in groundwater. Current studies examine the use of natural tracers (Rare Earth Elements an
1 KB (205 words) - 20:55, 22 January 2019
...ed publications in the aforementioned areas, many of which have focused on contaminants of concern to the Department of Defense, including 1,2-dibromoethane (EDB),
1,023 bytes (126 words) - 20:36, 14 February 2019
...ne Biosparging for In Situ Remediation of N-Nitrosodimethylamine (NDMA) in Groundwater. ESTCP Project ER-200828 [//www.enviro.wiki/images/9/97/2015-Hatzinger-Fiel
...dye plants, and fish processing facilities. NDMA has also been detected in groundwater at several military and aerospace sites involved in the production, testing
12 KB (1,634 words) - 02:58, 28 April 2022
...al used in the construction of these treatment systems. ZVI PRBs can treat groundwater contaminated with [[Chlorinated Solvents | chlorinated solvents]] and their
...ompatibility issues between the selected reactive medium and site-specific groundwater; and
20 KB (2,715 words) - 02:05, 28 April 2022
...situ remediation technology for treatment of contaminated source areas and groundwater plume hot spots<br/><br/><br/>]]
...shing to delivery oxidants (shown in blue) into a target treatment zone of groundwater contaminated by dense nonaqueous phase liquid compounds (shown in red)<br/>
12 KB (1,567 words) - 17:50, 10 May 2019
...c matter in the soil, sediment, and rock, slowing contaminant migration in groundwater and reducing the efficacy of many remedial technologies. When amorphous or
...he solids and is a reversible process. Sorption of ionic and polar organic contaminants is not described in this article.
15 KB (2,236 words) - 21:45, 26 April 2022
...s in ''K'' and the impact of these variations on the fate and transport of contaminants and on the effectiveness of remediation systems<ref>Boggs, J.M., Young, S.C
*Groundwater<ref name="Freeze1979">Freeze, R.A., Cherry, J.A., 1979. Groundwater. Prentice-Hall. Inc., Englewood Cliffs, NJ ISBN 0-13-365312-9.</ref>
54 KB (8,229 words) - 21:52, 26 April 2022
*[[Metals and Metalloids - Mobility in Groundwater]]
...nges has resulted in contamination of soils, sediments, surface water, and groundwater both local to specific sites and off-site. A simplified schematic showing p
32 KB (4,737 words) - 01:53, 2 May 2022
...s two components: activated carbon, which has high adsorption capacity for contaminants, and secondary chemical or biological amendments to stimulate ''in situ'' c
* [[Sorption of Organic Contaminants]]
17 KB (2,333 words) - 02:09, 28 April 2022
| style="padding: 10px;" |Figure 2a. Sewer Intersects Contaminated Groundwater.
| style="padding: 10px;" |Figure 2b. Discharge of Groundwater to Sewer Line. ||
17 KB (2,459 words) - 21:48, 26 April 2022
...e survey to identify the scale of the 1, 4-dioxane problem at contaminated groundwater sites. Environmental Science & Technology Letters, 1(5), pp.254-258. [https
...Aliphatics in a Groundwater Recirculation System Via Aerobic Cometabolism. Groundwater Monitoring & Remediation, 38(3), pp.53-64. [https://doi.org/10.1111/gwmr.12
41 KB (5,780 words) - 02:45, 28 April 2022
...in 1993. She studies the fate and transport of crude oil contaminants in groundwater. These studies are carried out at the USGS long term oil spill study site n
*[[Natural Attenuation in Source Zone and Groundwater Plume - Bemidji Crude Oil Spill]]
990 bytes (145 words) - 19:37, 20 November 2019
...rface as CO<sub>2</sub> efflux. Monitored natural attenuation (MNA) of the groundwater plume shows that benzene degradation is coupled to iron reduction and that
...at the Bemidji site: 25 years of monitoring, modeling, and understanding. Groundwater, 49(5), pp.706-726. [https://doi.org/10.1111/j.1745-6584.2009.00654.x doi:
38 KB (5,623 words) - 02:00, 2 May 2022
...2008. Methodology for comparing source and plume remediation alternatives. Groundwater, 46(2), pp.272-285. [https://doi.org/10.1111/j.1745-6584.2007.00416.x doi:
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Persistent-Contamination/ER-201426 REMChlor-MD Toolkit package]
17 KB (2,510 words) - 01:33, 28 April 2022
...tion and propane biosparging for in situ biodegradation of 1, 4‐dioxane. Groundwater Monitoring & Remediation, 35(2), pp.81-92. [https://doi.org/10.1111/gwmr.12
...read distribution of soluble di-iron monooxygenase (SDIMO) genes in arctic groundwater impacted by 1, 4-dioxane. Environmental science & technology, 47(17), pp.99
23 KB (3,148 words) - 05:05, 30 November 2021
...dwater, as well as atmospheric deposition, and spills and releases. Common contaminants include petroleum products, [[wikipedia:Polychlorinated biphenyl | polychlo
Discharge of contaminants to lakes, rivers, and estuaries can result in contamination of the underlyi
13 KB (1,690 words) - 20:04, 27 April 2022
...de contaminated wastewater, surface water runoff, stormwater discharge, or groundwater, as well as atmospheric deposition, and spills and releases.
747 bytes (92 words) - 13:31, 29 May 2020
...ies such as pump-and-treat or ''in situ'' remediation to clean up impacted groundwater. Natural attenuation processes such as natural degradation or [[Dispersion
...Attenuation Decision Support System Version 2.2 User’s Manual Addendum. Groundwater Services, Inc., Houston, Texas for the Air Force Center for Environmental E
26 KB (3,976 words) - 20:47, 27 April 2022
*[[In Situ Groundwater Treatment with Activated Carbon]]
...r, wastewater, and [[In Situ Groundwater Treatment with Activated Carbon | groundwater]]. Strong sorbents including AC have not traditionally been used for manag
21 KB (3,006 words) - 20:05, 27 April 2022
...out of the residual LNAPL and migrate along potential exposure pathways in groundwater, soil, sediment, and air. Fortunately, most PHC constituents can biodegrade
*[[Natural Attenuation in Source Zone and Groundwater Plume - Bemidji Crude Oil Spill]]
54 KB (7,610 words) - 03:02, 28 April 2022
...ng Risk at LNAPL Sites - Frequently Asked Questions, 2nd Edition. Soil and Groundwater Research, Bulletin No. 18, American Petroleum Institute, Washington DC. [h
.... Progress in Remediation of Groundwater at Petroleum Sites in California, Groundwater, 52(6), pp 898-907. [https://ngwa.onlinelibrary.wiley.com/doi/abs/10.1111/
28 KB (3,887 words) - 02:09, 2 May 2022
...tion|Advection]] refers to the bulk movement of solutes carried by flowing groundwater. [[wikipedia:Dispersion|Dispersion]] refers to the spreading of the contami
*[[Advection and Groundwater Flow]]
15 KB (2,048 words) - 21:23, 18 September 2020
...mediation technologies for the treatment of chlorinated solvents and other contaminants in low ''k'' media are introduced, along with operational and performance r
...//www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Persistent-Contamination/ER-201627/ Project Overview]</ref>
24 KB (3,501 words) - 01:48, 28 April 2022
...alent iron (ZVI), air sparging, cosolvent/surfactant flushing, and dynamic groundwater recirculation. Dr. Divine has particular expertise in the design and analys
2 KB (204 words) - 16:44, 8 July 2020
...for select compounds. <onlyinclude>Soil standards issued for protection of groundwater are in the single digit part per billion range</onlyinclude>, which is a ve
...D.L., 2013. Persistence of Perfluoroalkyl Acid Precursors in AFFF-Impacted Groundwater and Soil. Environmental Science and Technology, 47(15), pp. 8187−8195. [
24 KB (3,254 words) - 21:10, 23 March 2022
...n the high ''K'' zone. However, once the contaminant source is eliminated, contaminants diffuse back out of low ''K'' zones, slowing the cleanup rate in the high '
*[[Groundwater Flow and Solute Transport]]
18 KB (2,375 words) - 21:38, 26 April 2022
...solution characteristics (pH, redox potential, major ion chemistry, and co-contaminants) can influence PFAS transport and fate.
...or additional information on transport in groundwater, see [[Advection and Groundwater Flow]] and [[Dispersion and Diffusion]].
37 KB (5,021 words) - 00:58, 28 April 2022
...ion | thermal conduction]] to elevate subsurface temperatures and mobilize contaminants which can then be removed by fluid extraction. TCH is an effective and pred
...3. Removal of PCE DNAPL from Tight Clays Using In Situ Thermal Desorption. Groundwater Monitoring and Remediation, 33(4), pp. 31-43. [http://onlinelibrary.wiley.c
12 KB (1,679 words) - 02:41, 28 April 2022
...s, Scott has focused on evaluation and treatment of PFAS in surface water, groundwater, and landfill leachate. He has 30 years of experience in the evaluation,
1 KB (165 words) - 14:56, 11 May 2021
...hundred different plasma reactors have been developed to treat a range of contaminants of environmental importance including biological species. Examples include
..., M., Minella, M. and Richard, C., 2021. PFAS Degradation in Ultrapure and Groundwater Using Non-Thermal Plasma. Molecules, 26(4), p. 924. [https://doi.org/10.339
23 KB (3,126 words) - 01:00, 28 April 2022
.... Amendments are sometimes included in caps to reduce cap permeability and groundwater upwelling, to increase contaminant sorption or biodegradation, or to improv
...dging | dredging operations]] and capping of dredged material to stabilize contaminants has been a common practice by the United States Army Corps of Engineers sin
25 KB (3,722 words) - 20:37, 26 April 2022
...=":7" />. One of the major products of RDX photolysis is nitrate, a common groundwater pollutant of concern, despite being much less toxic than RDX<ref name=":8"
Co-contaminants can hinder the photolysis of a compound of interest by absorbing some of th
42 KB (5,883 words) - 20:12, 11 April 2024
...plementation Strategy (CIS) in 2010 provided guidance on the monitoring of contaminants in sediments and biota, but not on risk-based decision-making<ref name="EC2
...001. ECO Update. The Role of Screening-Level Risk Assessments and Refining Contaminants of Concern in Baseline Ecological Risk Assessments. EPA 540/F-01/014. Washi
58 KB (8,063 words) - 20:04, 27 April 2022
...nts, such as munitions constituents and halogenated compounds, in soil and groundwater and in treatment systems. A major focus of Chiu's work is the redox propert
1 KB (145 words) - 20:27, 26 April 2022
...s from a chemical [[wikipedia:Electron_donor|electron donor]]. In soil and groundwater, the most prevalent electron donors are natural organic carbon and iron min
...s in the environment and can be used to promote MC degradation in soil and groundwater through enhanced [[Monitored Natural Attenuation (MNA)|natural attenuation]
76 KB (9,338 words) - 01:27, 28 April 2022
