Upper Cuyahoga River

Lower Cuyahoga River

Maps of Greater Cleveland

Early Maps of Western Reserve

First Published Map of Cleveland

Map of Ohio's river stations, including the Cuyahoga River - From the USGS, this map shows all streamflow monitoring stations in Ohio, and each one is linked to the real-time data.

Daily map of US precipitation - Provided by the National Weather Service, this map shows where precipitation is currently falling in the US. 

Daily Streamflow Conditions in the US - Updated daily, this map is provided by the USGS and shows the conditions of rivers across the country, including whether they are high or low.

National River Conditions, according to flood stages - Updated daily, this map shows what stage national river are at, and whether the rivers are high or low.

Palmer Drought Severity Index - From NOAA's Climate Prediction Center, this map shows the updated drought status conditions in the US.

Map of Precipitation Needed - By NOAA's Climate Prediction Center, this map shows how much precipitation is needed throughout the country to relieve any drought conditions.

Map of percent of normal precipitation currently in the US - This map shows how precipitation for regions compares to the regions' normal precipitation values, with red meaning drought conditions, and blue implying flood conditions.

Rate of Long-term Trend Temperature and Precipitation Change in US - From NOAA's Climate Prediction Center, these maps show trends in temperature and precipitation, with the data beginning in 1941 and 1931, and the trends beginning in 1966.  According to these maps, Ohio is cooler and wetter.

Calculated Soil Moisture Anomaly Change - This map, provided by NOAA's CPC, shows US soil moisture levels as deviations from their normal conditions.

Monthly map of average US run-off levels - From NOAA's Climate Prediction Center, this map shows the average measurements of run-off in the US.

Geologic Maps of Ohio - Ohio Division of Geological Survey