Oday is an environmental lawyer with expertise in stormwater management, water quality permitting, water rights, environmental justice, land use and zoning, utility regulation, mineral rights, and renewable energy. He has litigated in administrative and civil courts at the local, state, and federal level, and also has done transactional work for individuals and nonprofits. In addition, he is an attorney for the National Wildlife Federation in its Great Lakes Regional Center and the chair of the American Bar Association’s Environmental Justice Committee. At the unversity we also co-directs the Environmental Law & Policy Program and teaches Water Law and the Environmental Justice seminar. In 2018, he was named one of the Grist 50 Fixers for his work on environmental and public health protection in minority communities. He gives talks on various subjects, including green infrastructure in urban areas, water affordability and ratemaking, and conferring rights to natural resources.