Modeling of methyl isothiocyanate air concentrations associated with community illnesses following a metam-sodium sprinkler application

American Journal of Industrial Medicine

Volumn 46, Issue 1, 2004, Pages 1-15

  O'Malley, Michael ^a,b   Barry, Terrell ^b   Verder Carlos, Marylou ^b   Rubin, Andrew ^b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b CALIFORNIA ENVIRONMENTAL PROTECTION AGENCY   (United States)

Author keywords

Eye irritation; Fumigant; ISC3 air modeling; Metam sodium; Methyl isothiocyanate (MITC); Respiratory irritation

Indexed keywords

ISOTHIOCYANIC ACID DERIVATIVE; METHAM SODIUM; METHYLISOTHIOCYANATE; PESTICIDE; UNCLASSIFIED DRUG;

AIR ANALYSIS; AIR MONITORING; AIR TEMPERATURE; ARTICLE; CONCENTRATION (PARAMETERS); ENVIRONMENTAL EXPOSURE; EYE IRRITATION; HUMAN; INDUSTRIAL HYGIENE; INTERVIEW; LUNG DISEASE; OCCUPATIONAL DISEASE; OCCUPATIONAL EXPOSURE; PHYSICIAN; UNITED STATES; WEATHER;

ADOLESCENT; ADULT; AGRICULTURE; AIR POLLUTANTS; CALIFORNIA; ENVIRONMENTAL EXPOSURE; ENVIRONMENTAL MONITORING; FEMALE; HUMANS; INTERVIEWS; ISOTHIOCYANATES; MALE; MIDDLE AGED; MODELS, STATISTICAL; PESTICIDES; RESPIRATORY TRACT DISEASES; RISK ASSESSMENT; SOLANUM TUBEROSUM; THIOCARBAMATES;

EID: 3042824917     PISSN: 02713586     EISSN: None     Source Type: Journal    
DOI: 10.1002/ajim.20037     Document Type: Article

References (65)

1. Alexeeff GV, DiBartolomeis MJ, Russell H. 1992. Evaluation of the health risks associated with the metam spill in the upper Sacramento River Berkeley, CA: Office of Environmental Health Hazard Assessment, California Environmental Protection Agency.
2. Alexeeff G, Shusterman D, Howd R, Jackson R. 1994. Dose-response assessment of airborne methyl isothiocyanate (MITC) following a metam sodium spill. Risk Anal 14:191-198.
3. American Conference of Governmental Industrial Hygienists. 1986. Documentation of the threshold limit values and biological exposure indices. 5th edition. Cincinnati, OH: American Conference of Governmental Industrial Hygienists. p 695.
4. American Conference of Governmental Industrial Hygienists. 1996. Documentation of the threshold limit values and biological exposure indices. Address: CD ROM version.
5. Barry T. 2000a. Report on the incident in Earlimart. Sacramento, CA: Department of Pesticide Regulation, California Environmental Protection Agency.
6. Barry T. 2000b. Peak-to-mean air concentration estimation for fumigants. Sacramento, CA: Department of Pesticide Regulation, California Environmental Protection Agency.
7. Baskett RL, Nasstrom JS, Watkins JJ, Ellis JS, Sullivan TJ. 1992. Atmospheric modeling of the July 1991 metam sodium spill into California's Upper Sacramento River. Govt. Reports Announcements & Index 22.
8. Beychock MR. 1999. Error propagation in air dispersion modeling. Address: www.ChemAlliance.org/Columns/Industry/Ind990816.asp
9. Burgess JL, Morrissey B, Keifer MC, Robertson WO. 2000. Fumigant-related illnesses: Washington State's five-year experience. J Toxicol Clin Toxicol 38:7-14.
10. California Department of Pesticide Regulation. 1991. Summary of Pesticide Use Report Data, 1989, Indexed by Chemical. Address: http://www.cdpr.ca.gov/ docs/pur/pur97rep/pur_anal.htm
11. California Department of Pesticide Regulation. 2001. Summary of Pesticide Use Report Data, 1999, Indexed by Chemical. Address: http://www.cdpr.ca.gov/ docs/pur/pur97rep/pur_anal.htm
12. Castleman BI, Ziem GE. 1988. Corporate influence of threshold limit values. Am J Ind Med 13:531-559.
13. CDMS. 2003. Sectagon 42 Label. Address: http://www.cdms.net/ldat/ ld3S1002.pdf
14. Clark G, Jackson G. 1977. Methylisothiocyanate acute inhalation toxicity 1 hour LC50 in rats. Huntingdon, England: Huntingdon Research Centre.
15. Cone JE, Wugofski L, Balmes J, Das R, Bowler R, Alexeeff G, Shusterman D. 1994. Persistent respiratory health effects after a metam sodium pesticide spill. Chest 106:500-508.
16. Davis JM. 1988. Corporate influence on threshold limit values. Am J Ind Med 13:615.
17. Egilman DS, Reinert AA. 1995. The origin and development of the asbestos threshold limit value: Scientific indifference and corporate influence. Int J Health Serv 25:667-696.
18. Environmental Working Group. 1997. Air monitoring detects high levels of methyl bromide near elementary' school in Watsonville. Address: http://www.ewg.org/reports/salsipuedes/salsipuedes.pdf
19. Frank AL. 1988. Corporate influence on threshold limit values by Castleman and Ziem. Am J Ind Med 13:607-608.
20. Gosselin P. 2002. Risk Management Directive. Address: http://www.cdpr.ca.gov/docs/empm/pubs/mitc/dirctv120202.pdf
21. Haglund WA. 1999. Address: www.epa.gov/spdpublc/mbr/airc/1999/23haglun. pdf
22. Hanley C. 1999. Town humiliated in pesticide scare. Address: www.safe2use.com/pesticidenews/earlimart.htm
23. Hino M. 1968. Maximum ground level concentration and sampling time. Atmos Environ 2:149-165.
24. Hoshika Y, Imamura T, Muto G, Van Gemert LJ, Don JA, Walpot JI. 1993. International comparison of odor threshold values of several odorants in Japan and in The Netherlands. Environ Res 61:78-83.
25. Jackson G, Clark G, Prentice D, Reed R, Cropinath C, Cherry C. 1981. Methyl isothiocyanate acute inhalation toxicity in rats, 4-hour exposure. Huntingdon, England: Huntingdon Research Centre.
26. Jung HD. 1975. Professional dermatoses in agriculture of the agricultural and industrial district of Neubrandenburg. Dtsch Gesundheitswes 30:1540-1543.
27. Jung HD, Wolff F. 1970. Nematin (Vapam) contact dermatitis in agricultural workers. Dtsch Gesundheitswes 25:495-498.
28. Kern County Department of Agriculture. 2001. Kern County restricted pesticide use conditions. California: Kern County Department of Agriculture.
29. Kings County Department of Agriculture. 2001. Kings County restricted pesticide use conditions. California: Kings County Department of Agriculture.
30. Koo D, Goldman L, Baron R. 1995. Irritant dermatitis among workers cleaning up a pesticide spill: California 1991. Am J Ind Med 27:545-553.
31. Kreutzer R, Hewitt D, Draper W. 1994. An epidemiological assessment of the Cantara metam sodium spill (acute health effects and methyl isothiocyanate exposure). Advances in Chemistry Series. Environ Epidemiol 241:209-230.
32. Livestock and Poultry Environmental Stewardship Curriculum. 2003. Measuring outdoor air quality components. Address: http://www.lpes.org/Lessons/ Lesson40/40_4_Air_Quality.pdf
33. Lopez-Aranda JM. 2002. Alternatives to methyl bromide in strawberries in Spain. In: Batchelor TA, Bolivar JM, editors. Proceedings of an International Conference on Alternatives to Methyl Bromide. Sevilla, Spain 5-8 March 2002.
34. Medeiros CAB. 2000. Demonstration project-UNIDO: Three alternatives to the use of methyl bromide in tobacco: Non-soil cultivation, solarization, and low dose chemicals. Final report 1998-2000. Address: www.uneptie.org/ozonaction/ unido-harvest/pdf/brazil.PDF
35. Mehler L. 2003. California pesticide illness surveillance program. In: Plimmer J, Gammon D, Ragsdale N, editors. Encyclopedia of agrochemicals. London: Wiley Interscience.
36. Merrick DL. 1999. Determination of methyl isothiocyanate offsite air movement from the application of metam-sodium through injection and sprinkler irrigation. Frederick, MD: Agrisearch Incorporated.
37. Ministerio de Salud DdH, Republica de Nicaragua. 1999. Available online at, 1999. Boletin epidemiologico e informativo No 13. Address: http://salud.ops.org.ni/opsnic/p-salud/boletin/13/bool-1398.htm
38. National Institute for Occupational Safety and Health. 2002. Methyl isocyanate-IDLH Documentation. Address: http://www.cdc.gov/niosh/idlh/624839. html
39. National Institute for Occupational Safety and Health. 2003. Case definition for acute pesticide-related illness and injury cases reportable to the National Public Health Surveillance System. Address: http://www.cdc.gov/ niosh/pestsurv/pdfs/pest-casdef2000.pdf
40. Nesterova MF. 1969. Standards for carbathion in working zone air. Hyg Sanit 34:191-196.
41. Paustenback D, Langner R. 1986. Corporate occupational exposure limits: The current state of affairs. Am Ind Hyg Assoc J 47:809-818.
42. Penagos H, Manuskiatti W, Abrams K, Hogan D, Maibach H, O'Malley M. 2000. The reported skin effects of pesticides by use and structural category. In: Penagos H, O'Malley M, Maibach H, editors. Pesticide dermatoses. Boca Raton, FL: CRC Lewis Press. p 89-162.
43. Rappaport SM. 1993. Threshold limit values, permissible exposure limits, and feasibility: The bases for exposure limits in the United States. Am J Ind Med 23:683-694.
44. Roach SA, Rappaport SM. 1990. But they are not thresholds: A critical analysis of the documentation of threshold limit values. Am J Ind Med 17:727-753.
45. Robinson JC, Paxman DG. 1992. The role of threshold limit values in US air pollution policy. Am J Ind Med 21:383-396.
46. Robinson JC, Paxman DG, Rappaport SM. 1991. Implications of OSHA's reliance on TLVs in developing the air contaminants standard. Am J Ind Med 19:3-13.
47. Ross LJ, Johnson B, Kim KD, Hsu J. 1995. Prediction of methyl bromide flux from area sources using the ISCST model. Sacramento: Environmental Hazards Assessment Program, California Department of Pesticide Regulation. p 50.
48. Rubin A. 2002. Evaluation of methyl isothiocyanate (MITC) as a toxic air contaminant. Sacramento: Medical Toxicology Branch, Department of Pesticide Regulation, California Environmental Protection Agency.
49. Rubin A. 2003. Risk characterization document. Methyl isothiocyanate (following the agricultural use of metam-sodium). Sacramento: Medical Toxicology Branch, Department of Pesticide Regulation, California Environmental Protection Agency.
50. Ruden C. 2003. Scrutinizing ACGIH risk assessments: The trichloroethylene case. Am J Ind Med 44:207-213.
51. Russell MJ, Rush TI. 1996. Methyl isothiocyanate: Determination of human olfactory detection threshold and human no observable effect level for eye irritation. Sacramento, CA: Metam Sodium Task Force.
52. San Luis Obispo County Department of Agriculture. 2001. San Luis Obispo County restricted pesticide use conditions. California: San Luis ObispoCounty Department of Agriculture.
53. Santa Barbara County Department of Agriculture. 2001. Santa Barbara County restricted pesticide use conditions. California: Santa Barbara County Department of Agriculture.
54. Schulz J. 1999. Earlimart residents seek answers, solutions. Tulare Advance-Register Tulare, California, p 1.
55. Singer I. 1961. The relationship between peak and mean concentrations. J Air Poll Control Assoc 11:336.
56. Turner BD. 1994. Workbook of atmospheric dispersion estimates: an introduction to dispersion modeling. 2nd Edition. Boca Raton: Lewis Publishers.
57. U.S. EPA. 2000. Meteorological Monitoring Guidance for Regulatory Modeling Applications. Research Triangle Park, North Carolina: U.S. Environmental Protection Agency. URL: http://www.epa.gov/scram001/guidance/met/ mmgrma.pdf.
58. US EPA OAQPS. 1995. User's guide for the Industrial source complex (isc3) dispersion models Volume II-description of model algorithms. Address: http://www.epa.gov/scram001/tt22.htm#isc
59. United Farmworkers. 2000. Farmworker community poisoned by pesticide drift. Address: http://www.safe2use.com/pesticides/earlimart-panups.htm
60. University of California Statewide Integrated Pest Management Project. 2001. California Weather Data Bases. Address: http://www.ipm.ucdavis.edu/ WEATHER/wxretrieve.html
61. US Bureau of Census FF. 2000. Profile of selected economic characteristics, 2000. Address: factfinder.census.gov
62. Vicas I, Whitcraft D. 1990. Hydrogen sulfide and carbon disulfide. In: Haddad L, Winchester J, editors. Poisoning and drug overdose. Philadelphia: W.B. Saunders. p 1244-1252.
63. Wales P. 2002. Evaluation of methyl isothiocyanate as a toxic air contaminant, part A-environmental fate. Sacramento, CA: Department of Pesticide Regulation, California Environmental Protection Agency.
64. Wofford P, Bennett K, Hernandez J, Lee P. 1994. Air monitoring for methyl isothiocyanate during a sprinkler application of metam-sodium. Sacramento, CA: Department of Pesticide Regulation, California Environmental Protection Agency.
65. Ziem GE, Castleman BI. 1989. Threshold limit values: Historical perspectives and current practice. J Occup Med 31:910-918.