Tech Bulletins

API-sponsored research yields practical tools and basic science for risk-based, cost-effective decision making.

All bulletins listed below are in PDF format. We suggest using Adobe Reader Version 5.0 or higher for viewing and printing. You can download the latest version of Adobe Reader.

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Bulletin 26: Tertiary Butyl Alcohol (TBA) Biodegradation: Some Frequently Asked Questions - Mar. 2012

File Size: .3 MB

Bulletin 25: Remediation Progress at California LUFT Sites: Insights from the GeoTracker Database - Feb. 2012

File Size: .7 MB

Bulletin 24: Downward Solute Plume Migration: Assessment Significance and Implications for Characterization and Monitoring of "Diving Plumes" - Apr. 2006

File Size: 2.6 MB

Bulletin 23: The Impact of Gasohol and Fuel-Grade Ethanol on BTX and Other Hydrocarbons in Ground Water: Effect on Concentrations Near a Source - Dec. 2005

File Size: .7 MB

Bulletin 22: Maximum Potential Impacts of Tertiary Butyl Alcohol (TBA) on Groundwater from Small-Volume Releases of Ethanol-Blended Gasoline in the Vadose Zone - Jan. 2005

File Size: .3 MB

Bulletin 21: Evaluation of Potential Vapor Transport to Indoor Air Associated with Small-Volume Releases of Oxygenated Gasoline in the Vadose Zone - Jan. 2005

File Size: .3 MB

Bulletin 20: Answers to Frequently Asked Questions About Ethanol Impacts to Groundwater - Dec. 2003

File Size: .3 MB

Bulletin 19: Evaluation of Small-Volume Releases of Ethanol-Blended Gasoline at UST Sites - Oct. 2003

File Size: .2 MB

Bulletin 18: Answers to Frequently Asked Questions About Managing Risk at LNAPL Sites - May 2003 -LOW-RESOLUTION

File Size: .3 MB

Bulletin 18: Answers to Frequently Asked Questions About Managing Risk at LNAPL Sites - May 2003 - HIGH-RESOLUTION

File Size: 5.2 MB

Bulletin 17: Identification of Critical Parameters for the Johnson and Ettinger (1991) Vapor Intrusion Model - May 2002

File Size: 1 MB

Bulletin 16: Migration of Soil Gas Vapors to Indoor Air: Determining Vapor Attenuation Factors Using a Screening-Level Model and Field Data from the CDOT-MTL - Apr. 2002

File Size: .2 MB

Bulletin 15: Vadose Zone Natural Attenuation of Hydrocarbon Vapors: An Empirical Assessment Of Soil Gas Vertical Profile Data - Dec. 2001

File Size: .4 MB

Bulletin 14: Predicting the Effect of Hydrocarbon and Hydrocarbon-Impacted Soil on Groundwater - Sept. 2001

File Size: .6 MB

Bulletin 13: Dissolution of MTBE from a Residually Trapped Gasoline Source - Sept. 2000

File Size: .2 MB

Bulletin 12: No-Purge Sampling: An Approach for Long-Term Monitoring - Oct. 2000

File Size: .7 MB

Bulletin 11: Strategies for Characterizing Subsurface Releases of Gasoline Containing MTBE - Aug. 2000

File Size: .2 MB

Bulletin 10: Simulation of Transport of Methyl Tert-Butyl Ether (MTBE) to Groundwater from Small-Volume Releases of Gasoline in the Vadose Zone - June 2000

File Size: .2 MB

Bulletin 9: Non-Aqueous Phase Liquid (NAPL) Mobility Limits in Soil - June 2000

File Size: .5 MB

Bulletin 8: Characteristics of Dissolved Petroleum Hydrocarbon Plumes Results From Four Studies - Dec. 1998

File Size: .2 MB

Bulletin 7: DAFfy Graphs: An Innovative Approach for Modeling the Soil to Groundwater Pathway - Aug. 1998

File Size: .1 MB

Bulletin 5: Evaluation of Sampling and Analytical Methods for Measuring Indicators of Intrinsic Bioremediation - Mar. 1998

File Size: .3 MB

Bulletin 4: Selective Subcritical Water Extraction of Aromatic and Aliphatic Organic Pollutants from Petroleum Industry Soils and Sludges - July 1998

File Size: .1 MB

Bulletin 3: Ten Frequently Asked Questions About MTBE in Water - Mar. 1998

File Size: MB

Bulletin 2: Estimation of Infiltration and Recharge for Environmental Site Assessment - Mar. 1997

File Size: .1 MB

Bulletin 1: Summary of Processes, Human Exposures and Remediation Technologies Applicable to Low Permeability Soils - Sep. 1996

File Size: .1 MB