CHARLOTTE HARBOR AND COASTAL AREA

262620081523700 Estero Bay near Horseshoe Keys Fl

LOCATION.--Lat 26o 26’ 20”, Long 81o 52’ 37”, in T. 46S., R. 24E., Lee County, Hydrologic Unit 03090204, at Horseshoe Keys, .8 mi southwest from mouth of Mullock Creek, and 11 mi southwest of Fort Myers. 

DRAINAGE AREA.--Indeterminate.

PERIOD OF RECORD.--
GAGE HEIGHT: October 2001 through September 2005.
SALINITY: October 2001 through September 2005.
WATER TEMPERATURE: October 2001 through September 2005.

GAGE.--Satellite data collection platform with water-stage shaft encoder, water-quality monitor. Datum of gage is National Geodetic Vertical Datum of 1929. 

REMARKS.--Salinity record rated excellent except for the following periods:  Oct. 2-31, Nov. 1-2, Nov. 18-30, Dec. 1-31, Jan. 1-6, Jan. 19-28, Apr. 19-30, May 1-11, May 21-31, June 1-11, June 18-19, July 31, Aug. 1-9, Aug. 12-15, rated good; Nov. 3-4, June 12-16, June 20, Sept. 16-17, rated fair; and June 21-25, Sept. 18-25, rated poor. Temperature record rated good. Elevation of the salinity-temperature sensor is -1.21 ft NGVD ‘29. Gage height, salinity and temperature, 15 minute data, are available in files of the Geological Survey. Data can also be accessed online at http://sofia.usgs.gov/.


EXTREMES FOR PERIOD OF RECORD.--
GAGE HEIGHT:  Maximum gage height, 5.14 ft Aug. 13, 2004; minimum, -1.56 ft Mar. 4-5, 2002.
SALINITY: Maximum recorded, 37.5 ppt June 7, 2002, but may have been higher during period of missing record; minimum recorded,  2.2 ppt June 13, 2005, but may have been lower during period of missing record.  
TEMPERATURE:  Maximum recorded, 35.7oC Aug. 15, 2005, but may have been higher during period of missing record; minimum recorded, 7.2oC Jan. 28, 2003, but may have been lower during period of missing record.

EXTREMES FOR CURRENT YEAR.--
GAGE HEIGHT:  Maximum gage height, 3.37 ft July 10, but may have been higher during periods of missing record; minimum, -1.46 ft Dec. 13, but may have been lower during periods of missing record.
SALINITY: Maximum recorded,  34.4 ppt May 21,  but may have been higher during period of missing record; minimum recorded, 2.2 ppt June 13, but may have been lower during period of missing record.  
TEMPERATURE:  Maximum recorded, 35.7oC Aug. 15, but may have been higher during period of missing record; minimum recorded, 12.1oC Jan. 24, but may have been lower during period of missing record.