Sampling and Analysis for:
- Treatment Plant Process Control
- Permit requirements (NPDES, Land Application of Digested Sludge, etc.)
- Project Support
- Intergovernmental activities support
- Research & Development
- Sangamon River, Steven’s Creek, local lakes, and groundwater
- Industrial Dischargers
- Analysis Quality Control
Notable:
- The district laboratory has passed all required analytical performance tests as related to the EPA DMRQA Performance Evaluation Study for the past 24 years.
- The original founder of the laboratory, W.D. Hatfield was an innovator in plant treatment technologies and analytical methodology for support.
Documents:
- Annual Performance Study Results (PDF)
- Laboratory Safety Manual (Word doc)
- Analysis Listing and current costs to perform for clients outside district (Excel doc)
- Sodium Hypochlorite Dose-Response Study and Meta-Analysis (Word doc)
- Identification of Compounds or Factors Leading to Low % UVTs in Decatur Sanitary District’s Nitrification Effluent (Word doc)
- Determination of Propranolol in the Sanitary District of Decatur’s Domestic Wastewater Influent and Analytical Issues (Word doc)
- Feasibility of using a fluidized-bed reactor to convert the sludge supernatant’s soluble phosphorus to the slow release fertilizer, struvite, and consequently reduce the plant’s phosphorus load (Word doc)
- Evaluation of Oxidation Reduction Potential (ORP) for Wastewater Chlorination Control (Word doc)
- Dissolved Oxygen Variability in the Sangamon River in the Vicinity of the Decatur, Illinois Wastewater Treatment Plant Discharge (Word doc)
- Virtual Lab Tour
- Far Field River Sampling Study 2010-2011
- Translator Study for EPA
- River pH Study Report
