Professional Services

The Iowa Department of Natural Resources requires groundwater sampling, gas monitoring, and statistical analysis of the data at landfills. 

HLW Engineering Group provides inspections, sampling, statistical analysis, reporting, financial assurance calculations, and engineering services for the Newton Sanitary Landfill. The personnel at HLW Engineering Group have been working with the Newton Sanitary Landfill for 30 years and are very familiar with the geology, hydrology and cell construction of the landfill.  The City has and will continue to provide general survey services needed at the landfill. 

The City of Newton authorized a 3-year agreement with HLW Engineering Group on January 6, 2020 (Resolution 2020-012).The annual cost of this contract will is included in the annual landfill operating budget and will be funded by the Landfill fund.