The Municipal Environment and Natural Resources Office is responsible for monitoring the Cleanliness Act known as the Ecological Solid Waste Management Act of 2000 or R.A. 9003 and ensuring the protection of the public health and environment; Cleanliness Act of Year 2000, as Municipal Ordinance No. 2006-015. MENRO ensures the proper segregation, collection of solid waste through the formulation and adoption of the best environmental practice in ecological waste management excluding encineration and implementation of Materials Recovery Facility (MRF) in public and private establishments and 30 barangays of the municipality of Sto. Tomas. MENRO implements the alternative technology such as brick making, composting in our eco-park (Municipal Dumpsite).