Reports

Miami Conservancy District and its partners conduct studies on water quality and quantity and issues of interest to the region. Below are recent reports.

 

 


WATER RESOURCES

Groundwater Quantity/Levels 

  • Groundwater levels in downtown Dayton (2023)
    Monitoring by MCD of groundwater wells in downtown Dayton show declining groundwater levels which could threaten geothermal systems.
  • Groundwater Level Trends (2017)
    The Groundwater Level Trends is a study of historic groundwater level trends for major aquifer systems in the Great Miami River Watershed.

Water Quantity 

Groundwater Quality

 

Arsenic Removal in Drinking Water

  • Residential Water Treatment Systems for Arsenic (2015)
    The Residential Water Treatment Systems for Arsenic is an investigation of the effectiveness of arsenic removal methods from drinking water in southwestern and central Ohio homes.

 

Water Resources
Summarizes data collected on water quality and quantity in the Great Miami River Watershed. The reports look at long-term trends in precipitation, runoff, and water quality. Reporting on this data can be found in separate quality and quantity reports post-2015.
2015 Water Resources Report
2014 Water Resources Report

 


HABITAT RESTORATION

 

 


 

HUMAN IMPACT/ POLLUTION

E. Coli Contamination

  • E. coli Monitoring Report (2018)
    This study examines the relationship between Escherichia Coli (E. coli) and rainfall, runoff, and water quality conditions in the Great Miami and Mad rivers near Dayton, Ohio.
  • E. coli Study (2013)
    The E. coli Study examines the relationship between Escherichia Coli (E. coli), and rainfall and runoff conditions in the Great Miami River in Dayton, Ohio.

Nutrient Pollution, Nutrient Loading

PFAS Contamination

  • Full Report – 2023 PFAS Study under a cooperative agreement between USGS and MCD.
    Evaluated concentrations of selected per- and polyfluoroalkyl substances (PFAS) in the buried valley aquifer system of southwest, Ohio. Fact Sheet here 

Pharmaceutical & PPCP