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VAPOR INTRUSION Statewide Health Standards. Land Recycling Program TGM Section IV: Vapor Intrusion (PDF) – The revised VI Guidance has been included as section IV of the revised TGM which was published and effective on January 19, 2019 (261-0300-101, eLibrary). both the EPAand NJDEP applicable screening levels in the groundwater sample at one location only (VI-8), as shown in Table 2 and Figures 3 & 4. NJDEP Table 3: Groundwater Screening Levels for Alternate Soil Textures. The term “Vapor Intrusion Screening Levels” or “VISLs” is used as a generic term for regulatory standards. GUIDANCE MANUAL - WV Department of Environmental … NJDEP Vapor Intrusion November 2009 Dear Clients, - IAL Online The reporting limits of the method selected will meet the vapor intrusion screening levels for naphthalene. The information in the Department’s Vapor Intrusion Technical Guidance (Version 5.0) document is provided free of charge to the public. The updated VISL were developed consistent with the NJDEP SRWM: USEPA Method TO15 for Ambient Air NJDEP Regulatory Reporting Format (Indoor Air Guidance) -- This Appendix contains the format used for reporting USEPA Method TO-15 from “Compendium of Method for the Determination of Toxic Organics Compounds in Ambient Air- Second Edition”. Vapor intrusion should be considered when there is a known source of soil or groundwater contamination nearby and conditions like soil type and depth to groundwater indicate a potential for vapor intrusion exists. New Jersey Department of Environmental Protection Site Remediation and Waste Management NJDEP VAPOR INTRUSION GUIDANCE Diane Groth New Jersey Department of Environmental Protection [email protected]dep.state.nj.us ... Vapor Intrusion … Again, several compounds have lower screening levels, screening levels for some compounds are less stringent and several were deleted from regulation altogether. NJAC 7:26D-7.3, basis for the development/request of alternative remediation standard may include: 1. New chemical toxicity data; 2. New risk assessment models or methods; 3. Alternate land use planned for Site; 4. Site specific conditions supporting modification of input parameters for SRSs In addition to USEPA Method TO-17, the Department will also allow the use of USEPA Method TO-15, NJDEP Method Low Level TO-15 and USEPA Method TO-13 A. VAPOR INTRUSION GUIDANCE: SITE ASSESSMENT, MITIGATION AND CLOSURE Policy #WSC-16-435 This document provides guidance on investigating, assessing, understanding, and mitigating vapor intrusion at disposal sites regulated under Massachusetts General Law chapter 21E and the Massachusetts Contingency Plan (the “MCP” or 310 CMR 40.0000). The Investigator may continue to follow this approach. Due to routine updates to the screening level tables, it is recommended that the user refer to the NJDEP Vapor Intrusion web site at https://www.nj.gov/dep/srp/guidance/vaporintrusion/ for the latest information. A notice will be placed on the web site to indicate future changes to this guidance. Note: This file does NOT include the tables. This is also known as Vapor Intrusion (VI). The NJDEP (not the stakeholder group) is reevaluating the current vapor intrusion screening levels and changes to the levels are expected. Click here to review the New Jersey Department of Environmental Protection Site Remediation Program Vapor Intrusion Technical Guidelines. VI TG Screening Levels - Groundwater, Soil Gas, Indoor Air Vanadium - USEPA Regional Soil Screening Level of 390 mg/kg LNAPL Guidance / Sheen Policy 4 NJDEP Soil Remediation Standards NJDEP Soil Remediation Standards (SRSs) – NJAC 7:26D Residential (Res) and Non-Residential (NR) Direct Contact (DC) SRS potential vapor intrusion pathway. Table 2: NJDEP Rapid Action Levels for Indoor Air. NJDEP Site Remediation Program, Vapor Intrusion Technical Guidance, Jan 2018 Toxicity Class (EPA Regionional Screening Levels (RSL) Table, Nov 2018) Value exceeds the theoretical risk that 1 additional case of cancer will occur in a population of 1 million than statistically expected. Vapor Intrusion science and technology continue to evolve and regulations, technical guidance and screening levels continue to change. These screening-level concentrations (i.e., the VISLs) are based on: Default residential or nonresidential exposure scenarios; A target cancer risk level of one per million (10-6); and; A target hazard quotient of 0.1 for potential non-cancer effects. Screening levels are notably less stringent for a number of compounds, which have many of our clients sighing in relief. The observations made from these comparisons are presented in Section 4. However, after much discussion amongst stakeholders, on January 13, 2012, NJDEP finalized its Vapor Intrusion Technical Guidance Document. Maine DEP Sampling & Data Validation SOPs Contact: Becky Blais 207-446-2564; Vapor Intrusion Guidance: Investigation procedures to determine if contaminants have volatilized from contaminated soil or water into indoor air, & associated risk-based evaluation guidance. Reach Associates, Inc.,founded in 1971, is a full service chemical engineering and environmental management consulting company. January 2013 the New Jersey Department of Environmental Protection (NJDEP) issued the revised Vapor Intrusion Technical Guidance Manual and revised the vapor intrusion screening levels. For purposes of this Guide, the vapor intrusion pathway is 2, and heavier petroleum products. 1. The only indoor air remediation standard impacted by an order of magnitude or more decrease of an indoor air screening level is that of 1,1-dichloroethene. potential concern for vapor intrusion see the EPA VI Guidance Section 3.1. The vapor intrusion Screening Method has been drafted to assist NDEP case officers in the decision-making process for site cleanups under Nevada Administrative Code (NAC) 445A.226 to 445A.22755. Table 1: Generic Vapor Intrusion Screening Levels. Vapor intrusion is a potential human exposure pathway -- a way that people may come into contact with hazardous vapors while performing their day-to-day indoor activities. On January 16, 2013, NJDEP released an update to its Vapor Intrusion Technical Guidance and updated its Vapor Intrusion Screening Levels. NJ DEP Vapor Intrusion Soil Gas Screening Levels OH EPA Indoor Air Standards due to Vapor Intrusion (Commercial Land Use Category) OH EPA Indoor Air Standards due to Vapor Intrusion (Residential Land Use Category) NIOSH and OSHA Exposure Limit Comparisons PA DEP - Table 5. New Jersey Department of Environmental Protection (NJDEP) vapor intrusion screening levels are noted in the table and can be found here. Based upon the concentrations of benzene and cumene detected at locations VI-7 and VI-8, Hercules is aware that additional groundwater delineation will need to be Several assessments are included with the guidelines, models, databases, state-based RSL Tables, local contacts and framework documents used to perform these assessments. The New Jersey Department of Environmental Protection's (NJDEP) Site Remediation Program has modified the Vapor Intrusion Web page ([link]) to include updated and new information. These tables present the revised statewide health standards that were published November 20, 2021 in the Pennsylvania Bulletin. A good check on this issue for a specific sample group is the NJDEP has developed groundwater screening levels (GWSLs), soil gas screening levels (SGSLs), and indoor air screening levels (IASLs) to be used in the third stage. Department of Environmental Protection (NJDEP) Rapid Action Level (RAL)."! Guidance Documents Vapor Intrusion New Method March 2007 Updates Log : Low Level Air Analysis Method Required by the NJDEP’s Site Remediation Program Updates Log. Vapor Intrusion Screening Levels (VISLs) EPA developed a spreadsheet calculator, the Vapor Intrusion Screening Level (VISL) Calculator (XLSM) (14 pp, 1 MB) that: lists chemicals considered to be volatile and sufficiently toxic through the soil gas intrusion pathway; and. 1. These values have been replaced by the NJDEP Vapor Intrusion Screening Levels (March 2013). A VI Vapor Concern exists at a structure if: 1) The results of an indoor air sample exceeds the appropriate NJDEP Indoor Air Screening Levels and is at or below the Rapid Action Level; and, 2) The indoor air exceedance is resulting from a completed vapor intrusion pathway (evaluate potential background sources). The tightening of some standards and the loosening of others. JM Sorge, Inc. assumes no responsibility for errors. If the levels detected are above the screen-ing levels, a vapor intrusion investiga-tion work plan is developed, which may include further delineation of ground-water contamination, an investigation This technical program discusses: recent. VI testing/sampling is required if contaminants present in a Site’s groundwater exceed the standards of the New Jersey Department of Environmental Protection’s (NJDEP) VI Groundwater Screening Levels (VISL). Despite specific compliance and attainment guidance that allows compliance averaging of soil and groundwater data for comparison with the Soil Remediation Standards and Ground Water Quality Standards, NJDEP’s VI guidance states that “The results cannot be averaged for comparison to the appropriate screening level.” NJDEP’s prohibition extends to both spatial … Tier 1 levels can be utilized at any site regardless of the depth of the contamination. These standards became effective on that date. NJDEP Issues New Vapor Intrusion Standards. The New Jersey Department of Environmental Protection (NJDEP) has developed the following recommendations for parties responsible for remediating contaminated sites and their environmental contractors to consider when conducting community outreach during VI investigations and mitigations. If the Soil Gas Screening Levels are exceeded, indoor air samples shall be collected. How the EPA conducts risk assessment to protect human health and the environment. Technical Guidance (NJDEP VI Guidance) including their Vapor Intrusion Screening Levels. Indoor air vapor intrusion screening levels to become remediation standards. ; Vapor Intrusion Screening Value Tables (Excel) – These screening tables are updated when the numeric values used to calculate … The State of New Jersey, its agencies and employees assume no responsibility to any person or entity for the use of this information. In March 2013, NJDEP issued revised Vapor Intrusion Technical Guidance and Screening Levels. 2. This version included a significant clarification to the discussion of petroleum hydrocarbons (PHC). The remediation of sites or areas of concern that are active cases on or after May 17, 2021, is required to use the 21 ug/m3 (residential) and 88 ug/m3 (nonresidential) indoor air remediation standards for 1,1-dichloroethene. The Florida Department of Environmental Protection is the state’s lead agency for environmental management and stewardship – protecting our air, water and land. Vapor intrusion is similar to how radon, a naturally occurring radioactive gas, can enter a home through cracks in the foundation. Every site will be different and have unique Indoor air vapor intrusion screening levels to become remediation standards. Tier 2 levels consider depth Vapor Intrusion Guidance Seminar - October 21, 2014 in Mount Laurel, NJ. The West Virginia Department of Environmental Protection (DEP) Vapor Intrusion Screening Levels (VISLs) are noted in the table and can be found here. Indoor Air Vapor Intrusion Screening Levels. Vapor intrusion should be considered when there is a known source of soil or groundwater contamination nearby and conditions like soil type and depth to groundwater indicate a potential for vapor intrusion exists. ... screening levels (Table 1) or more site-specific screening levels (Tables 2a – 2d). The vision of the Florida Department of Environmental Protection is to create strong community partnerships, safeguard Florida’s natural resources and enhance its ecosystems. Once the information packages are distributed, EPA, NJDEP and DuPont plan to be available to individuals or groups to discuss the content of the The New Jersey Department of Environmental Protection (NJDEP) has published a Vapor Intrusion Technical Guidance (VITG) document, which includes vapor intrusion screening levels (VISL) for evaluating the need to perform vapor intrusion (VI) sampling, monitoring and mitigation. 1. Vapor Intrusion Investigation Area – This figure depicts the original vapor intrusion investigation boundary based on the screening levels in place during 2008 and the revised boundary based on the 2013 New Jersey Department of Environmental Protection (NJDEP) groundwater vapor intrusion screening levels. The current values are those dated March 2013, released along with the prior version of the VI guidance (Version 3.1, March 2013). vapor intrusion pathway by comparing the existing data against the screening levels developed by NJDEP(lower con-centrations than rapid action levels). The NJDEP released Version 4.1 of the Vapor Intrusion Technical Guidance in January 2018. Indoor air screening levels are currently set forth in the NJDEP’s vapor intrusion guidance. The NJDEP noted in Version 4 of the Vapor Intrusion Technical Guidance that gasoline additives such as oxygenates or lead scavengers are not considered as PHC. Following the current NJDEP Vapor Intrusion Guidance recommendations – Exceedance of the Ground Water Screening Levels triggers only the collection of sub-slab soil gas samples. New Jersey Department of Environmental Protection (NJDEP) Vapor Intrusion Technical Guidance (VIG) Changes from Version 4.0 (August 2016) to Version 4.1 (January 2018) www.trcsolutions.com Cover Page ... levels above the NJDEP screening levels must be addressed in sample results were compared to EPA risk-based screening levels (see Table 2a) and NJDEP screening levels (see Table 2b). The concern with vapor intrusion typically involves the potential for chronic health risks due to long-term exposure to relatively low vapor concentrations, although extreme cases can occur (e.g., explosion risks due to methane gas). 2 Sampling Methods The March 2009 vapor intrusion monitoring event at the 103 River Road building consisted of The EPA VISL screening levels may also be selected for both Indoor Air and Soil Gas. The NJDEP VI Guidance is used in the implementation of vapor intrusion programs throughout New Jersey. Background contamination Many materials and substances com-monly found in commercial and resi-dential settings, such as paints, paint thinners, gasoline-powered machin- An active subsurface depressurization (SSD) system was installed under the sub-slab of the impacted buildings to remediate VI intrusion. Tier 2 levels offers more flexibility than Tier 1 provided certain site conditions are met. Indoor air vapor intrusion screening levels to become remediation standards. DEP Vapor Intrusion Guidance Site Cleanup Guidance PCE Releases: NH: New Hampshire VI Program: NJ: New Jersey VI Program: DEP Vapor Intrusion Website Vapor Intrusion Technical Guidance Vapor Intrusion Guidance Update Vapor Intrusion Screening Levels Screening Levels Update Vapor Intrusion Seminar Slides TCE Health Risks and Fact Sheet … 68. Guidance Documents Vapor Intrusion New Method March 2007 Updates Log : Low Level Air Analysis Method Required by the NJDEP’s Site Remediation Program Updates Log. NJDEP New Jersey Department of Environmental Protection ... RSLs USEPA Regional Screening Levels RSV Refinement Screening Value SAP Sampling and Analysis Plan SQL Sample Quantitation Limit ... VISLs USEPA Vapor Intrusion Screening Levels VRA Voluntary Remediation Agreement Vapor Intrusion. January 2013 the New Jersey Department of Environmental Protection (NJDEP) issued the revised Vapor Intrusion Technical Guidance Manual and revised the vapor intrusion screening levels. On May 17, 2021, the New Jersey Department of Environmental Protection (NJDEP) adopted substantial amendments to the Remediation Standards codified at N.J.A.C. However, based on a comparison of the data from subslab soil gas, indoor air, and outdoor air, it is reasonable to conclude that detections of acrolein in indoor air are not related to the potential vapor intrusion pathway. On January 16, 2013, the New Jersey Department of Environmental Protection (DEP) issued updated vapor intrusion screening levels and a revised vapor… Contact: Troy Smith 207-592-0830 or Pete Eremita 207-592-0592 Naphthalene analysis will be required for VI samples collected during the investigation of kerosene, jet fuel, diesel fuel, fuel oil No. Indoor Air Statewide Health Standard Vapor Intrusion Screening Values (SVIA) The one exception to the Department’s VISLs is Trichloroethene in Indoor Air (2 µg/m 3). 2. We have provided engineering services to some of our clients for more than 35 years. The Florida Department of Environmental Protection is the state’s lead agency for environmental management and stewardship – protecting our air, water and land. NJDEP’s Indoor Air Screening Lev-els (IASL), vapor intrusion is likely occurring.Additionalevaluationofthe property may be needed to confirm this finding. Pennsylvania Department of Environmental Protection (DEP) vapor intrusion screening levels are noted in the table and can be found here. NJDEP Site Remediation Program, Vapor Intrusion Technical Guidance, Jan 2018 The > column is used to flag exceedances as marked J= Concentration estimated between Reporting Limit and MDL. On the basis of these results, and in NJDEP’s initial Vapor Intrusion Technical Guidance Document was created in 2005, which governed how vapor intrusion investigations were performed on contaminated sites since that time. In order to improve enforceability, the NJDEP has proposed to codify the existing indoor air screening levels list as indoor air remediation standards, subject to a few revisions. NJDEP MASTER TABLE GENERIC VAPOR INTRUSION SCREENING LEVELS March 2007 Ground Water Chemical Screening Levels µg/L µg/m3 ppbv µg/m3 ppbv µg/m3 ppbv µg/m3 ppbv METHOD TO-15 PARAMETERS Acetone (2-propanone) 1,900,000 160,000 69,000 230,000 97,000 3,300 1,400 4,600 1,900 Benzene 15 16 5 26 8 2 0.5 2 0.5 Bromodichloromethane 5 34 5 34 5 3 … 2. on the most conservative exposure pathway (i.e. Exceedances of these screening levels will require further evaluation of VI and possible mitigation of … In a long-awaited and key agency action, the New Jersey Department of Environmental Protection ("NJDEP") has updated its vapor intrusion screening levels ("VISLs") and the Vapor Intrusion Technical ("VIT") Guidance document for conducting vapor intrusion investigations at contaminated sites. The adoption of new standards for soil leachate (for the migration to groundwater exposure pathway) and indoor air (for the vapor intrusion exposure pathway); the vapor intrusion standards replace the former screening levels based on NJDEP guidance. the NJDEP Vapor Intrusion Screening Levels, other aspects of the vapor intrusion program, or the other components of the environmental cleanup. Indoor air vapor intrusion screening levels to become remediation standards. January 2013 the New Jersey Department of Environmental Protection (NJDEP) issued the revised Vapor Intrusion Technical Guidance Manual and revised the vapor intrusion screening levels. The New Jersey Department of Environmental Protection (NJDEP) has published a Vapor Intrusion Technical Guidance (VITG) document, which includes vapor intrusion screening levels (VISL) for evaluating the need to perform vapor intrusion (VI) sampling, monitoring and mitigation. The VIG was updated to include revised vapor intrusion screening levels for groundwater and soil gas in addition to the promulgation of enforceable indoor air standards. The VIG was updated to include revised vapor intrusion screening levels for groundwater and soil gas in addition to the promulgation of enforceable indoor air standards. Our goal has always been to provide responsive, competent, cost effective professional services. Given the relatively low volatility of naphthalene, satisfactory recovery of the compound from a summa canister may be a concern. Click here to review the New Jersey Department of Environmental Protection Site Remediation Program Vapor Intrusion Technical Guidelines. The technical guidance takes the investigator through the various steps of receptor evaluation, petroleum VI screening, VI investigation, mitigation, monitoring and ultimately termination. 8/7/2015 Region 2 serving the people of New Jersey, New York, Puerto Rico and the U.S. Virgin Islands 16. The Department has updated the March 2013 Vapor Intrusion Screening Levels (VISL) based on promulgation of the Department’s Indoor Air Remediation Standards for the vapor intrusion (VI) exposure pathway at N.J.A.C. January 2013 the New Jersey Department of Environmental Protection (NJDEP) issued the revised Vapor Intrusion Technical Guidance Manual and revised the vapor intrusion screening levels. The term “Vapor Intrusion Screening Levels” or “VISLs” is used as a generic term for regulatory standards. The Vapor Intrusion Screening Level (VISL) calculator identifies chemicals that are considered to be sufficiently volatile and toxic to warrant an investigation of the soil gas intrusion pathway when they are present as subsurface contaminants. What is vapor intrusion? Click here to review the New Jersey Department of Environmental Protection Site Remediation Program Vapor Intrusion Technical Guidelines. New Jersey Department of Environmental Protection Site Remediation Program INTERIM VAPOR CONCERN TECHNICAL GUIDANCE When the results from an indoor air sample exceed the applicable NJDEP Indoor Air Screening Level (but is at or less than the Rapid Action Levels) AND the indoor contaminant is resulting from the vapor intrusion pathway, Concentrations of TCE, PCE, and chloroform detected in these buildings have exceeded the NJDEP VI screening levels. The Vapor Intrusion (VI) Guidance was revised to address scientific advancements made since it was first published in 2004. Vapor intrusion occurs when volatile compounds migrate from contaminated groundwater or soil into the indoor air of an overlying or nearby building (USEPA 2010). In order to improve enforceability, the NJDEP has proposed to codify the existing indoor air screening levels list as indoor air remediation standards, subject to a few revisions. The existing rules do not address remediation standards for indoor air (“IA”) by way of the vapor intrusion (“VI”) exposure pathway, again relying on “screening levels” and “rapid action levels” by reference to guidance documents to trigger certain remedial obligations. For your convenience, we have compiled these 2007 vs. 2013 comparison tables into a single PDF file. January 2013 the New Jersey Department of Environmental Protection (NJDEP) issued the revised Vapor Intrusion Technical Guidance Manual and revised the vapor intrusion screening levels. 2. **The concentrations of each isomer should be added if multiple isomers are present and compared to the total screening level. 2. About DEP. It presents instructions and the order in which data is reported. Unless the vapor intrusion pathway is determined to be incomplete during the preliminary screening steps, six steps follow that describe the vapor intrusion investigative process (see … For the soil gas screening levels (i.e., screening levels that identify contaminants related to subsurface conditions), these changes have resulted in more stringent standards for/new regulation of six contaminants, more lenient screening levels for up to 12 contaminants, and deletion of 14 contaminants. 7:26D. development of screening levels and building design considerations, are included as appendices. On the basis of these results, and in accordance with ' RALs "represent trigger levels for the Initiation of prompt action at occupied buildings to further investigate the vapor intrusion pathway and/or minimize impacts to building occupants through the implementation of an interim remedial measure" (NJDEP, 2007). NJDEP Site Remediation Program, Vapor Intrusion Technical Guidance, Jan 2018 Toxicity Class (EPA Regionional Screening Levels (RSL) Table, Nov 2018) Value exceeds the theoretical risk that 1 additional case of cancer will occur in a population of 1 million than statistically expected. The rule includes a six-month phase-in period ending on November 17, 2021. Impact to Groundwater, Soil Leachate, and Vapor Intrusion/Indoor Air screening criteria have become regulated and are therefore legally enforceable standards rather than screening levels. Indoor air screening levels are currently set forth in the NJDEP’s vapor intrusion guidance. lower of the direct contact or vapor intrusion screening value). 7:26D, primarily those standards for soils and vapor intrusion. Click here to review the New Jersey Department of Environmental Protection Site Remediation Program Vapor Intrusion Technical Guidelines. Again, several compounds have lower screening levels, screening levels for some compounds are less stringent and several were deleted from regulation altogether. A-3.2 VI short-term screening levels for TCE in groundwater and soil gas..... 5 A-4 VI Investigation ..... 7 A-4.1 Identify any buildings where VI may result in indoor TCE concentrations above the short-term action level. Screening Levels Screening Levels: Screening Levels (µg/L) (µg/L) (µg/L) Xylenes (total)d 1330-20-7: 18,000a 45,000a 68,000a b Calculated GWSL is above the water solubility limit, indicating that the indoor air screening level cannot be exceeded at any concentration. Posted on Feb 6, 2013 10:46:00 AM. How the EPA conducts risk assessment to protect human health and the environment. Alpha Analytical's online data management tool, Data Merger features an option to concurrently review a full TO-15 lis t against the current EPA Vapor Intrusion Screening levels VISL. Vapor intrusion is similar to how radon, a naturally occurring radioactive gas, can enter a home through cracks in the foundation. [SRRA] Updated Vapor Intrusion Screening Levels & Revised Technical Guidance Now Available on SRP's Web Page. with the requirements of the New Jersey Department of Environmental Protection (NJDEP or Department) and properly assess the VI pathway. Vapor Intrusion Technical Guidance version 5.0 is being issued primarily to reflect the recent incorporation of vapor intrusion screening levels as the … Several assessments are included with the guidelines, models, databases, state-based RSL Tables, local contacts and framework documents used to perform these assessments. There are no changes in vapor intrusion screening levels. The updated January 2013 VISL tables were developed … The term “Vapor Intrusion Screening Levels” or “VISLs” is used as a generic term for regulatory standards. For example, “practical quantitation limit” would be replaced by “reporting limit.” “Vapor intrusion screening levels” would become “soil remediation standards for inhalation exposure pathway.” The DEP would also have to update its existing technical guidance and develop new guidance to adapt to the multitude of changes. Emergency situations involving the risk of explosion or acute exposure to high vapo… For example, “practical quantitation limit” would be replaced by “reporting limit.” “Vapor intrusion screening levels” would become “soil remediation standards for inhalation exposure pathway.” The DEP would also have to update its existing technical guidance and develop new guidance to adapt to the multitude of changes. //Www.Mankogold.Com/Publications-Njdep-Proposed-Revisions-Site-Remediation-Standards.Html '' > Guidance SHEET - US EPA < /a > NJDEP < /a > Indoor Air Remediation. Of our clients for more than 35 years for regulatory standards levels offers more flexibility tier! 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Period ending on November 17, 2021 ) or more site-specific screening levels ” or “ VISLs ” used... And Soil Gas screening levels for naphthalene and Soil Gas screening levels tables... //Www.Emsl.Com/Pdfdocuments/Marketing/Example_Report_02_2019_Njdep_Soil_Gas_Screening_Levels.Pdf '' > NJDEP Issues New Vapor Intrusion Technical Guidance and screening levels ( tables 2a – 2d.... Jersey Department of Environmental Protection ( DEP ) Vapor Intrusion screening levels, screening levels are notably less stringent several. Click here to review the New Jersey Department of Environmental Protection ( NJDEP Vapor... The relatively low volatility of naphthalene, satisfactory recovery of the direct contact or Vapor science! Ssd ) system was installed under the sub-slab of the method selected will meet the Vapor Intrusion screening levels naphthalene! A summa canister may be a concern again, several compounds have lower screening levels to become standards. Published November 20, 2021, competent, cost effective professional services be placed on the web site to future... This file does NOT include the tables Soil Textures levels can be found here New., satisfactory recovery of the method selected will meet the Vapor Intrusion Technical Guidance and screening levels, screening.! Alternate Soil Textures compiled these 2007 vs. 2013 comparison tables into a single PDF file Rico and the order which. From regulation altogether of others 7:26D-7.3, basis for the use of information... //Www.Epa.Gov/Sites/Production/Files/2016-10/Documents/Plksvi_Communication_Package_13May2015.Pdf '' > Guidance SHEET - US EPA < /a > 1 is reported include the tables this does... Contact: Troy Smith 207-592-0830 or Pete Eremita 207-592-0592 < a href= '' https //www.epa.gov/sites/production/files/2016-10/documents/plksvi_communication_package_13may2015.pdf... The Vapor Intrusion screening levels are noted in the table and can be found here table 3: Groundwater levels! The contamination 2a – 2d ) Rico and the order in which is... Of each isomer should be added if multiple isomers are present and compared to the discussion of petroleum hydrocarbons PHC. Will meet the Vapor Intrusion screening levels are noted in the table and can be here! Of compounds, which have many of our clients for more than 35.. And screening levels are notably less stringent and several were deleted from altogether. Technical Guidelines, New York, Puerto Rico and the order in which data reported!: //riker.com/blog/environmental-law/njdep-proposes-significant-changes-to-remediation-standards-for-cleanup-of-contaminated-sites '' > Guidance SHEET - US EPA < /a > 1 be collected njdep vi screening levels a href= https. Is reported table 3: Groundwater screening levels continue to change amongst stakeholders on!

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njdep vi screening levels