459 gauges in 26 regions report to this page. Of those with a normal range to compare against, 9 are low, 353 are normal and 4 are high for the date.
Low and high readings are fairly evenly spread. Autumn is often a low point for rivers after the summer, until steady rain returns. The biggest rivers on the list include the Shannon, Blackwater (Munster), Suir and Stream.
Readings come from Office of Public Works (waterlevel.ie) and refresh as new data is published.