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Research and Technical Experience 

 Dr. Wellela D. Hirpassa has research and technical experience in lead contamination, drinking water assessment, water quality, soil contamination, dust exposure, environmental health, watershed protection, green infrastructure, and community-based environmental education. 

Her work includes research related to lead in drinking water, lead in soil, and lead in dust exposure. She contributed to published research on lead in inner-city soil and its possible contribution to children’s blood lead. Her experience also includes drinking water assessment, water quality testing, environmental sampling, data analysis, and public education related to water quality and contamination prevention. 

Dr. Hirpassa’s published research also includes plant growth and metal uptake studies using biosolids and gypsum, including edible crops such as edamame and lettuce. This work was published in Communications in Soil Science and Plant Analysis with co-author Eton E. Codling. Dr. Hirpassa also contributed to drinking water education and curriculum development, including “Dive into Drinking Water,” developed with university partners to support public education on drinking water sources, water quality, contamination prevention, water treatment, and community water stewardship. 

This technical background supports Hirpassa Environmental Consulting LLC’s ability to assist public agencies, utilities, nonprofit organizations, and project partners with environmental consulting, water quality support, lead awareness, watershed protection, environmental justice outreach, research support, community outreach, and environmental education.