Lake Erie Quality Index
LEQI 2022
We are pleased to present the 2022 Lake Erie Quality Index. First published by the Commission in 1998, the Index compiles data generated by state agencies in their work to protect, enhance, and improve Ohio’s Great Lake for the benefit of all Ohioans and visitors. We have also drawn from relevant federal or local measures of progress to help explain the story of the Lake Erie conditions.
Read it here: 2022 Lake Erie Quality Index
LEQI 2004
The 2004 State of the Lake Report - Lake Erie Quality Index repeated the analysis of indicators and metrics that were presented in the 1998 LEQI with some minor changes. There were eleven indicators and 32 metrics. Human Exposure Risk and Coastal Recreation had the highest "Good" ratings, while Aquatic Habitat and Ambient Water Quality had the lowest "Fair" ratings.
LEQI 1998
The 1998 State of the Lake Report - Lake Erie Quality Index was the first to use the indicators and metrics style of tracking the condition of Lake Erie. There were ten indicators and 28 metrics. Fishing and Tourism were rated excellent, but Water Pollution and Habitat were rated fair.
LEQI 1992
First published on the 20 year anniversary of the federal Clean Water Act of 1972, this State of the Lake Report documented the resulting water quality improvements in Ohio's portion of Lake Erie waters and watershed. A narrative style report, it contains charts indicating downward trends in nutrient and toxic pollution and upward trends in wildlife and habitat.