Water‐Data Report Grassy Island Undefined Aquifer Detroit River International Wildlife Refuge - 2014
Published By US Fish and Wildlife Service, Department of the Interior
Issued over 9 years ago
Summary
Description
Grassy Island near Ecorse, MI Undefined Aquifer Detroit River International Wildlife Refuge, Michigan. Datum of records is Land surface and top of casing datum is in North American Vertial Datum NAVD of 1988 for every monitoring well. The period of record is from October 2010 to present. Hobo dataloggers were deployed in 30 wells across Grassy Island, part of Detroit River International Wildlife Refuge. Groundwater level and temperature data are collected at six hour intervals. The installation of wells and continuous monitoring of groundwater levels at Grassy Island was initiated to guide the conceptual design of a remedy to address potential contaminant seepage from the Island into the Detroit River