Commissioner of Health; work group to study the occurrence of microplastics in the Commonwealth's public drinking water; report. Directs the Commissioner of Health to convene a work group to study the occurrence of microplastics in the Commonwealth's public drinking water and develop recommendations for the reduction of microplastics in the Commonwealth's public drinking water. The bill requires the work group to report its findings and recommendations to the Governor and the Chairmen of the House Committees on Agriculture, Chesapeake and Natural Resources and Health, Welfare and Institutions and the Senate Committees on Agriculture, Conservation and Natural Resources and Education and Health by December 1, 2024.