State and Federal Vapor Intrusion Guidances

Helpful links to current regulatory guidelines by state.

Vapor Intrusion Website Resource Link
United States Environmental Protection Agency (USEPA) Vapor Intrusion Webpage Visit Website
Interstate Technology & Regulatory Council (ITRC) Vapor Intrusion Webpage Visit Website
Department of Defense Vapor Intrusion Handbook Visit Website
Naval Facilities Engineering Command Vapor Intrusion Webpage Visit Website
ASTM E2600-15
Standard Guide for Vapor Encroachment Screening on Property Involved in Real Estate Transactions
Visit Website
Hartman Environmental Geoscience – Vapor Intrusion, Soil Gas & Analytical Expertise Visit Website
Vapor Intrusion Guidance By State
State State Vapor Intrusion Websites/Guidance’s State Agency Website
Alabama DEM VI Guidance  Visit Website
Alaska DEC VI Website
DEC VI Guidance
 Visit Website
Arkansas Arkansas’ DEQ does not have a vapor intrusion website or guidance document. Visit Website
Arizona Arizona’s DEQ Soil Vapor Guidance  Visit Website
California DTSC Vapor Intrusion Website
DTSC Vapor Intrusion Guidance
DTSC Human Health Risk (HERO)
DTSC Vapor Mitigation Advisory Guidance
OEHHA Soil and Soil Gas Screening Levels
DTSC Soil Gas Investigation Guidance
Waterboard Screening Levels
DRAFT Waterboard Vapor Intrusion Assessment TCE
 Visit Website
Colorado 2016 Air Screening Concentration Table
Vapor Intrusion Guidance Document
 Visit Website
Connecticut Proposed Revised Volatilization Criteria
DPH Document on Vapor Intrusion of VOCs
DPH and DEEP TCE Indoor Air and VI Guidance
 Visit Website
Delaware DNREC VI Guidance Visit Website
Florida FDEP DRAFT VI Guidance Visit Website
Georgia EPD Vapor Intrusion Guidance Visit Website
Hawaii DOH Vapor Intrusion Guidance Visit Website
Iowa Iowa’s DNR does not have a vapor intrusion website or guidance document. Visit Website
Idaho Risk Evaluation for Petroleum Sites Visit Website
Illinois I-EPA VI Website Visit Website
Indiana IDEM VI Website Visit Website
Kansas KDHE VI Website Visit Website
Kentucky Kentucky’s DEP does not have a vapor intrusion website or guidance document. Visit Website
Louisiana Risk Evaluation / Corrective Action Program
Soil Gas Sampling
Visit Website
Maine R&WM VI Guidance
Remediation Program Guidance
 Visit Website
Maryland MDE VI Guidance Visit Website
Massachusetts DEP 2016 VI Guidance
DEP VI Website
Visit Website
Michigan MDEQ VI Website Visit Website
Minnesota PCA VI Website Visit Website
Missouri DNR VI Website
Citizen’s Guide to VI Mitigation
Visit Website
Mississippi Mississippi’s DEQ does not have a vapor intrusion website or guidance document. Visit Website
Montana MDEQ VI Website Visit Website
Nebraska Nebraska’s DEQ does not have a vapor intrusion website or guidance document. Visit Website
New Hampshire NHDES VI Guidance Visit Website
New Jersey DEP VI Website Visit Website
New Mexico NMED VI Guidance Visit Website
New York DOH VI Website
DEC VI Website
Visit Website
Visit Website
Nevada DEP VI Guidance Visit Website
North Carolina NC DWM VI Website Visit Website
North Dakota ND DOH does not have a vapor intrusion website or guidance document. Visit Website
Ohio Ohio’s EPA VI Guidance Visit Website
Oklahoma Oklahoma’s DEQ does not have a vapor intrusion website or guidance document. Visit Website
Oregon Oregon’s DEQ VI Guidance Visit Website
Pennsylvania DEP VI Guidance
DEP VI Website
Visit Website
Rhode Island Evaluating VI at Proposed School Sites Visit Website
South Carolina SC DHEC does not have a vapor intrusion website or guidance document. Visit Website
South Dakota SD DENR does not have a vapor intrusion website or guidance document. Visit Website
Tennessee DOH VI Website Visit Website
Texas Texas’ CEQ does not have a vapor intrusion website or guidance document. Visit Website
Utah Utah’s DEQ does not have a vapor intrusion website or guidance document. Visit Website
Vermont DEC VI Presentation Visit Website
Virginia Virginia’s DEQ VI Screening Fact Sheet Visit Website
Washington DOE VI Website Visit Website
West Virginia WV DEP does not have a vapor intrusion website or guidance document. Visit Website
Wisconsin DNR VI Website
DHS VI Website
Visit Website
Visit Website
Wyoming Wyoming DEQ does not have a vapor intrusion website or guidance document. Visit Website

Are you planning a remediation project?
Contact us for a free estimate.