Nanda, M., Mrp, M.G., Kurniawan, A., Saniah, F., Suhaima, M., Sari, W., Rinanda, D. and Mawarifda, K. 2026. ANALYSIS OF T. COLIFORM AND E. COLI BACTERIAL CONTAMINATION IN REFILLABLE DRINKING WATER DEPOTS IN NORTH SUMATRA PROVINCE. HEARTY. 14, 2 (Apr. 2026), 530–535. DOI:https://doi.org/10.32832/hearty.v14i2.22116.