Prairie Creek Treatment Train Schematic Design Narrative

An overview of the treatment train at Prairie Creek near Grand Lake St. Marys. Featuring a project description, maps, photos,

Battelle Grand Lake St. Marys Assessment – Airy Gator Performance Report

The Battelle Grand Lake St. Marys Assessment – Airy Gator Performance Report details Battelle’s findings for Grand Lake St. Marys

FFT ECSIA Force Algae Control Sample Trials

FFT ECSIA Force Algae Control Sample Trials Microcystin and other trends

Grand Lake St. Marys Water Quality Improvement Initiatives

Learn more about the steps being taken to improve the water quality in Grand Lake St. Marys. Download Grand Lake

Grand Lake HABs

Eugene Braig, Program Director, Aquatic Ecosystems at The Ohio State University College of Food, Agricultural, and Environmental Sciences shares in-depth

Fact Sheet: Grand Lake St. Marys Toxins

Ohio EPA has identified three known toxins in Grand Lake St. Marys, each a result of biological processes in blue-green

Grand Lake St. Marys Restoration Commission Action Plan

A comprehensive study, plan and associated strategies to restore Grand Lake St. Marys. Read how Grand Lake St. Marys will

Pollution Issues and Solutions

The following indentifies several pollution issues affecting the watershed and details possible solutions to reduce pollution on Grand Lake St.

US EPA National Eutrophication Study

This United States Environmental Protection Agency national study looks at Grand Lake St. Marys lake and drainage basin characteristics, water

Alum Application Report

The purpose of this report is to provide an assessment of the effect of the partial lake sediment P inactivation