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Surface water, like rivers and lakes, as well as groundwater have flows that change all the time. The USGS maps and measures water to help understand the environment and how water moves through it. Maps are important tools in understanding water resources, conditions, and issues.
The data are presented for hydrologic use in determining average annual precipitation, temperature, streamflow, and water loss for point locations in Ohio. Information on average annual lake evaporation and snowfall has been included as supplemental related data.
The Division of Water Resources manages statewide oversight of dams & levees, floodplains, and the collection and management of data related to the state's water resources.
The U.S. Geological Survey's Streamer application allows users to explore where their surface water comes from and where it flows to. By clicking on any major stream or river, the user can trace it upstream to its source(s) or downstream to where it joins a larger river or empties into the ocean.
USGS Surface-Water Data for Ohio. Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.
12 sty 2024 · The National Water Availability Assessment Data Companion is a centralized website and data delivery system that will provide routinely updated and nationally consistent modeled water quantity, water quality, and water use information, along with long-term trends in observational data.
The search tool allows the user to find sites by street address, location name, site number, state/territory, and watershed region. The sites are sorted into five main categories: Surface water, including lakes, streams and rivers. Groundwater, including wells.
