Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

Water-Year Summary for Site 02302500

Click to hide Water-Year Summary instructions and information
  • 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.
Available Parameters
00045 Precipitation(Sum)  
00060 Discharge(Mean)  
00065 Gage height(Mean)  
63160 Stream level, NAVD88(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
Print this page
USGS Water-Year Summary 2023
02302500 BLACKWATER CREEK NEAR KNIGHTS, FL.
LOCATION - Lat 28°08'23", long 82°09'00" referenced to North American Datum of 1983, in NW 1/4 sec.18, T.27 S., R.22 E., Hillsborough County, FL, Hydrologic Unit 03100205, near center of span on downstream side of bridge on State Highway 39, 1.8 mi downstream from Itchepackesassa Creek, 4.4 mi northwest of Knights, FL and 5.4 mi upstream from mouth.
DRAINAGE AREA - 110 mi².
REVISIONS HISTORY - WRD FL 1969: 1953 (P).
SURFACE-WATER RECORDS
PERIOD OF RECORD - January 1951 to current year.
GAGE - Water-stage recorder. Datum of gage is National Geodetic Vertical Datum of 1929. Prior to Oct. 1, 1984, at present site at datum 70.56 ft higher; Oct. 1, 1984 to Sept. 30, 1987, at present site at present datum, Oct. 1, 1987 to March 11, 2005, at site 900 ft upstream at present datum.
COOPERATION - This gage is monitored in cooperation with Southwest Florida Water Management District and Hillsborough County.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - February 2013 to current year.
INSTRUMENTATION - An 6-inch diameter, tipping bucket precipitation gage 15-minute interval, mounted on a 2-inch diameter aluminum pipe with the top of the funnel 30 ft above the ground.
REMARKS - Collection, computation and publication of precipitation data do not necessarily conform to standards used by the National Weather Service.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 1964 to September 2011 (discontinued).