This study investigates seasonal variations in heavy metal concentrations in sediment soils from tannery-affected regions in Ambur, Pernambut, and Vaniyambadi Taluks, Tamil Nadu. Chromium, a predominant pollutant from tanning operations, consistently exhi. Int. J. Environ. Sci. Published online October 3, 2025:3663-3667. doi:10.64252/cqz4s807