USGS Water-Year Summary 2024
04087070 LITTLE MENOMONEE RIVER AT MILWAUKEE, WI
LOCATION - Lat 43°07'25", long 88°02'37" referenced to North American Datum of 1983, in NW 1/4 SW 1/4 sec.29, T.8 N., R.21 E., Milwaukee County, WI, Hydrologic Unit 04040003, on right bank about 250 ft downstream from bridge on U.S. Highway 41.
DRAINAGE AREA - 19.7 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - November 1974 to September 1977, April 2004 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 695.20 ft above NAVD of 1988, from GPS. The survey was done on July 4, 2022, by USGS personnel using a Topcon Hyper VR rover in combination with the FC5000 field tablet. Reference Frame NAD_83 (2011) (EPOCH:2010.000), GEOID18. Before July 4, 2022, datum of gage was said to be 700 ft above NAVD of 1988, from topographic map.
WATER-QUALITY RECORDS
PERIOD OF RECORD - May 2010 to September 2010, May 2011 to September 2011 (discontinued).
PERIOD OF DAILY RECORD - WATER TEMPERATURE: May 2010 to September 2010, May 2011 to September 2011 (discontinued).
SPECIFIC CONDUCTANCE: May 2010 to September 2010, May 2011 to September 2011 (discontinued).
DISSOLVED OXYGEN: May 2010 to September 2010, May 2011 to September 2011 (discontinued).
pH: May 2011 to September 2011 (discontinued).
INSTRUMENTATION - Continuous water quality monitor with water temperature, specific conductivity and dissolved oxygen sensors: May 2010 to September 2010, May 2011 to September 2011 (discontinued). Monitor with pH sensor: May 2011 to September 2011 (discontinued).