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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2025
430019092553201 Raingage at Shell Rock River near Rockford, IA
LOCATION - Lat 43°00'19.4", long 92°55'32.1" referenced to North American Datum of 1983, in SW 1/4 NW 1/4 NW 1/4 sec.36, T.95 N., R.18 W., Floyd County, IA, Hydrologic Unit 07080202, on right downstream side of bridge on Foothill Avenue, 3.0 mi south of Rockford, 0.8 mi downstream from Beaver Creek, 0.5 mi upstream from Drainage Ditch 20, and 50.3 mi upstream from mouth.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - Precipitation records from October 2011 to current year. Prior to October 2014, published as "Shell Rock River near Rockford, IA."
INSTRUMENTATION - Tipping-bucket rain gage.
REMARKS - Records for water year 2014-2015 rated good except for days during the winter period, which are poor and may be affected by intermittent snow accumulation and subsequent melting. For records status prior to October 1, 2013, see remarks printed in annual water-data reports. For surface-water records collected at this site, see Shell Rock River near Rockford, IA (station 05460400).
