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Your Environment. Your Health.

Person Details

Superfund Research Program

Rolf Ulrich Halden Ph.D., P.E.

Arizona State University
1001 South McAllister Avenue
Room A210D
P.O. Box 875701
Tempe, AZ 85287-5701
Phone: 480-727-0893
Fax: 480-727-0889


Research Briefs

Hazardous Waste Sites

Lawrence Livermore National Laboratory

  • Arizona State University: Novel Approaches to Studying the in situ Bioremediation of Complex Mixtures

Tower Chemical Co.

  • Arizona State University: In Situ Sampling Tool for Assessing Bioavailability and Toxicity of Sediments







  • Chari BP, Halden RU. 2012. Predicting the concentration range of unmonitored chemicals in wastewater-dominated streams and in run-off from biosolids-amended soils. Science of the Total Environment440:314-320. doi:10.1016/j.scitotenv.2012.05.042
  • Chari BP, Halden RU. 2012. Validation of mega composite sampling and nationwide mass inventories for 26 previously unmonitored contaminants in archived biosolids from the U.S National Biosolids Repository. Water Res46:4814-4824. doi:10.1016/j.watres.2012.06.017
  • Colquhoun DR, Hartmann EM, Halden RU. 2012. Proteomic profiling of the dioxin-degrading bacterium sphingomonas wittichii RWI. Journal of Biomedicine and Biotechnology 2012:doi:10.1155/2012/408690
  • Hansmeier N, Chao T, Goldman LR, Witter FR, Halden RU. 2012. Prioritization of biomarker targets in human umbilical cord blood: Identification of proteins in infant blood serving as validated biomarkers in adults. Environ Health Perspect 120:764-769. doi:10.1289/ehp.1104190
  • Hartmann EM, Badalamenti JP, Krajmalnik-Brown R, Halden RU. 2012. Quantitative PCR for tracking the megaplasmid-borne biodegredation potential of a model sphingomonad. Appl Environ Microbiol78:4493-4496. doi:10.1128/aem.00715-12
  • Kalinowski T, Halden RU. 2012. Can stress enhance phytoremediation of polychlorinated biphenyls?. Environmental Engineering Science29:1047-1052. doi:10.1089/ees.2012.0089
  • Venkatesan AK, Pycke BF, Barber LB, Lee KE, Halden RU. 2012. Occurrence of triclosan, triclocarban, and its lesser chlorinated congeners in Minnesota freshwater sediments collected near wastewater treatment plants. J Hazard Mater30:29-35. doi:10.1016/j.jhazmat.2012.05.049


  • Benn T, Herckes P, Westerhoff P, Pycke B, Halden RU. 2011. Evaluation of Extraction Methods for the Quantification of Aqueous Fullerenes in Urine. Anal Bioanal Chem399(4):1631-9. doi:10.1007/s00216-010-4465-2
  • Chao T, Song G, Hansmeier N, Westerhoff P, Herckes P, Halden RU. 2011. Characterization and Liquid Chromatography-MS/MS Based Quantification of Hydroxylated Fullerenes. Anal Chem83:1777-1783. doi:10.1021/ac1031379
  • Ela WP, Sedlak DL, Barlaz MA, Henry HF, Muir DG, Swackhamer DL, Weber EJ, Arnold RG, Ferguson PL, Field JA, Furlong ET, Giesy JP, Halden RU, Henry T, Hites RA, Hornbuckle KC, Howard PH, Luthy RG, Meyer AK, Saez AE, vom Saal FS, Vulpe CD, Wiesner MR. 2011. Toward identifying the next generation of superfund and hazardous waste site contaminants. Environ Health Perspect 119(1):6-10. doi:10.1289/ehp.1002497 PMID:21205582 PMCID:PMC301850
  • Ela WP, Sedlak DL, Barlaz MA, Henry HF, Muir DG, Swackhamer DL, Weber EJ, Arnold RG, Ferguson PL, Field JA, Furlong ET, Giesy JP, Halden RU, Henry T, Hites RA, Hornbuckle KC, Howard PH, Luthy RG, Meyer AK, Saez AE, vom Saal FS, Vulpe CD, Wiesner MR. 2011. Workshop Summary: Toward Identifying the Next Generation of Superfund and Hazardous Waste Site Contaminants.
  • Higgins CP, Paesani ZJ, Chalew TE, Halden RU, Hundal L. 2011. Persistence of Triclocarban and Triclosan in Soils after Land Application of Biosolids and Bioaccumulation in Eisenia foetida. Environmental Toxicology and Chemistry30(3):556-563. doi:10.1002/etc.416
  • Neta G, Goldman LR, Barr DB, Apelberg BJ, Witter FR, Halden RU. 2011. Fetal exposure to chlordane and permethrin mixtures in relation to inflammatory cytokines and birth outcomes. Environ Sci Technol45(4):1680-1687. doi:10.1021/es103417j
  • Pycke B, Benn T, Westerhoff P, Halden RU. 2011. Strategies for Quantifying C60 Fullerenes in Environmental and Biological Samples and Implications for Toxicological Studies in Environmental Health and Ecotoxicology. Trends in Analytical Chemistry30(1):44-57. doi:10.1016/j.trac.2010.08.005
  • Wells EM, Goldman LR, Jarrett JM, Apelberg BJ, Herbstman JB, Caldwell KL, Halden RU, Witter FR. 2011. Selenium and maternal blood pressure during childbirth. Journal of Exposure Science and Environmental Epidemiology22:191-197. doi:10.1038/jes.2011.42
  • Wells EM, Navas-Acien A, Herbstman JB, Apelberg BJ, Silbergeld EK, Caldwell KL, Jones RL, Halden RU, Witter FR, Goldman LR. 2011. Low-level lead exposure and elevations in blood pressure during pregnancy. Environ Health Perspect 119:664-669. doi:10.1289/ehp.1002666
  • Ziv-El M, Delgado AG, Yao Y, Kang D, Nelson KG, Halden RU, Krajmalnik-Brown R. 2011. Development and characterization of DehaloR^2, a novel anaerobic microbial consortium performing rapid dechlorination of TCE to ethene. Appl Microbiol Biotechnol92:1063-1071. doi:10.1007/s00253-011-3388-y PMID:21667274


  • Chao T, Hansmeier C, Halden RU. 2010. Towards proteome standards: The use of absolute quantitation in high-throughput biomarker discovery. J Proteomics 73(3):1641-1646. doi:10.1016/j.jprot.2010.04.004
  • Deo RP, Halden RU. 2010. Comment on "The removal of pharmaceuticals, personal care products, endocrine disruptors and illicit drugs during wastewater treatment and its impact on the quality of receiving waters. Water Res44:2685-2687. doi:10.1016/j.watres.2009.11.040
  • Deo RP, Halden RU. 2010. Effect of sample filtration on the quality of monitoring data reported for organic compounds during wastewater treatment. Journal of Environmental Monitoring12:478-483. doi:10.1039/b919076g
  • Deo RP, Halden RU. 2010. In Silico Screening for Unmonitored, Potentially Problematic High Production Volume (HPV) Chemicals Prone to Accumulate in Biosolids. Journal of Environmental Monitoring12(10):1840-1845. doi:10.1039/c001559h
  • Guerrero-Preston R, Goldman LR, Brebi-Mieville L, Ili-Gangas C, LeBron C, Hernández-Arroyo M, Witter FR, Apelberg BJ, Roystacher M, Jaffe A, Halden RU, Sidransky D. 2010. Global DNA hypomethylation is associated with in utero exposure to cotinine and perfluorinated alkyl compounds. Epigenetics5(6):539-546.
  • Halden RU. 2010. Plastics and Health Risks. Annu Rev Public Health31:179-194. doi:10.1146/annurev.publhealth.012809.103714
  • Hartmann EM, Colquhoun DR, Halden RU. 2010. Identification of putative biomarkers for toluene-degrading Burkholderia and Pseudomonads using matrix-assisted laser desorption/Ionization time-of-flight mass spectrometry and peptide mass fingerprinting. Bioscience, Biotechnology, Biochemistry 74(7):1470-1472.
  • McClellan K, Halden RU. 2010. Pharmaceuticals and Personal Care Products in Archived U.S. Biosolids from the 2001 EPA National Sewage Sludge Survey. Water Res44(22):658-668. doi:10.1016/j.watres.2009.12.032
  • Miller T, Colquhoun DR, Halden RU. 2010. Identification of Wastewater Bacteria Involved in the Degradation of Triclocarban and its Non-Chlorinated Congener. J Hazard Mater183(1-3):766-772.
  • Miller T, Delcher A, Salzberg S, Saunders E, Detter JC, Halden RU. 2010. Genome Sequence of the Dioxin-Mineralizing Bacterium Sphingomonas wittichii RW1. J Bacteriol192:6101-6102. doi:10.1128/jb.01030-10 PMID:20833805 PMCID:PMC2976435
  • Neta G, Goldman LR, Barr DB, Sjodin A, Apelberg BJ, Witter FR, Halden RU. 2010. Distribution and determinants of pesticide mixtures in cord serum using principal component analysis. Environ Sci Technol44(14):5641-5648. doi:10.1021/es1009778
  • Walters E, McClellan K, Halden RU. 2010. Occurrence and loss over three years of 72 pharmaceuticals and personal care products from biosolids-soil mixtures in outdoor mesocosms. Water Res44:6011-6020.


  • Chalew TE, Halden RU. 2009. Environmental Exposure of Aquatic and Terrestrial Biota to Triclosan and Triclocarban. Journal of the American Water Resources Association 45(1):3-13. doi:10.1111/j.1752-1688.2008.00284.x
  • Colquhoun DR, Goldman LR, Cole RN, Gucek M, Mansharamani M, Witter FR, Apelberg BJ, Halden RU. 2009. Global screening of human cord blood proteomes for biomarkers of toxic exposure and effect. Environ Health Perspect 117(5):832-838. doi:10.1289/ehp.11816
  • Deo RP, Halden RU. 2009. Empirical Model for Predicting Concentrations of Refractory Hydrophobic Organic Compounds in Digested Sludge from Municipal Wastewater Treatment Plants. Environmental Chemistry6(6):544-550. doi:10.1071/EN09063
  • Halden RU. 2009. Book Review: Pharma-Ecology  The Occurrence and Fate of Pharmaceuticals and Personal Care Products in the Environment by Patrick K. Jjimba. Environ Health Perspect 117(4):A172.
  • Heidler J, Halden RU. 2009. Fate of Organohalogens in U.S. Wastewater Treatment Plants and Estimated Chemical Releases to Soils Nationwide from Biosolids Recycling. Journal of Environmental Monitoring11:2207-2215. doi:10.1039/B914324F
  • Higgins CP, Paesani ZJ, Chalew TE, Halden RU. 2009. Bioaccumulation of triclocarban in lumbriculus variegatus. Environmental Toxicology and Chemistry28(12):2580-2586.
  • Higgins CP, Paesani ZJ, Halden RU. 2009. Bioaccumulation of Triclocarban in Lumbriculus variegates. Environmental Toxicology and Chemistry65:141-148.
  • Von Seggern C, Halden RU. 2009. Detection of bioterrorism agents and related public health threats utilising matrix-assisted laser desorption/ionisation mass spectrometry (MALDI-MS). International Journal of Health Science 2(2):197-203.


  • Halden RU. 2008. PCPs persist for decades. Trends in Analytical Chemistry27(6):VI.
  • Heidler J, Halden RU. 2008. Meta-analysis of mass balances examining chemical fate during wastewater treatment. Environ Sci Technol42(17):6324-6332. doi:10.1021/es703008y
  • Herbstman JB, Sjödin A, Apelberg BJ, Witter FR, Halden RU, Patterson DG, Panny SR, Needham LL, Goldman LR. 2008. Birth Delivery Mode Modifies the Associations between Prenatal PCB and PBDE and Neonatal Thyroid Hormone Levels. Environ Health Perspect 116(10):1376-1382. doi:10.1289/ehp.11379
  • Kim SR, Halden RU, Buckley TJ. 2008. Polycyclic aromatic hydrocarbons in human milk of nonsmoking U.S. women. Environ Sci Technol42(7):2663-2667. doi:10.1021/es702275x
  • Miller T, Heidler J, Chillrud SN, DeLaquil A, Ritchie JC, Bopp RF, Halden RU, Mihalic JN. 2008. Fate of triclosan and evidence for reductive dechlorination of triclocarban in estuarine sediments. Environ Sci Technol42(12):4570-6. doi:10.1021/es702882g
  • Rittmann BE, Krajmalnik-Brown R, Halden RU. 2008. Pre-genomic, genomic and post-genomic study of microbial communities involved in bioenergy. Nature Reviews Microbiology6(8):604-612. doi:10.1038/nrmicro1939
  • Young TA, Heidler J, Matos-Pérez CR, Toler T, Gibson KE, Schwab KJ, Halden RU. 2008. Ab Initio and In Situ Comparison of Organic Wastewater Compounds as Indicators of Sewage-derived Microbes in Surface Waters. Environ Sci Technol42(9):3335-3340.


  • Apelberg BJ, Goldman LR, Calafat AM, Herbstman JB, Kuklenyik Z, Heidler J, Needham LL, Halden RU, Witter FR. 2007. Determinants of fetal exposure to perfluorinated compounds. Environ Sci Technol41(11):3891-3897. doi:10.1021/es0700911
  • Apelberg BJ, Witter FR, Herbstman JB, Calafat AM, Halden RU, Needham LL, Goldman LR. 2007. Cord serum concentrations of perfluorooctane sulfonate (PFOS) and perfluorooctanoate (PFOA) in relationship to weight and size at birth. Environ Health Perspect 115(11):1670-1676. doi:10.1289/ehp.10334
  • Heidler J, Halden RU. 2007. Mass Balance Assessment of Triclosan Removal During Conventional Sewage Treatment. Chemosphere66(2):362-369.
  • Herbstman JB, Sjödin A, Apelberg BJ, Witter FR, Patterson DG, Halden RU, Jones RS, Park A, Zhang Y, Heidler J, Needham LL, Goldman LR. 2007. Determinants of Prenatal Exposure to Polychlorinated Biphenyls (PCBs) and Polybrominated Diphenyl Ethers (PBDEs) in an Urban Population. Environ Health Perspect 115(12):1794-1800.
  • Kim SR, Halden RU, Buckley TJ. 2007. Volatile organic compounds in human milk: Methods and measurements. Environ Sci Technol41(5):1662-1667. doi:10.1021/es062362y
  • Miller T, Franklin MP, Halden RU. 2007. Bacterial Community Analysis of Shallow Groundwater Undergoing Sequential Anaerobic and Aerobic Chloroethene Biotransformation. FEMS Microbiol Ecol 60(2):299-311.
  • Sapkota A, Heidler J, Halden RU. 2007. Detection of Triclocarban and Two Co-Contaminating Chlorocarbanilides in U.S. Aquatic Environments Using Isotope Dilution Liquid Chromatography Tandem Mass Spectrometry. Environ Res103(1):21-29.


  • Colquhoun DR, Schwab KJ, Cole RN, Halden RU. 2006. Detection of Norovirus Capsid Protein in Authentic Standards and in Stool Extract by Matrix-Assisted Laser Desorption Ionization and Nanospray Mass Spectrometry. Appl Environ Microbiol72(4):2749-2755.
  • Halden RU. 2006. Comment on Biological Removal of Polychlorinated Dibenzo-p-dioxins from Incinerator Fly Ash by Sphingomonas wittichii RW1 by I.-H. Nam, Y.-M. Kim, B.-H. Kim, K. Murugesan, and Y.-S. Chang. Water Res40(9):1918-1920.
  • Halden RU. 2006. Commentary on Accumulation of Contaminants in Fish from Wastewater Treatment Wetlands. Environ Sci Technol40(11):3437.
  • Heidler J, Sapkota A, Halden RU. 2006. Persistence, Partitioning, and Accumulation in Digested Sludge of the Topical Antiseptic Triclocarban During Wastewater Treatment. Environ Sci Technol40(11):3634-3639.


  • Halden RU, Paull DH. 2005. Co-Occurrence of Triclocarban and Triclosan in U.S. Water Resources. Environ Sci Technol39:1420-1426.

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