USGS Water-Year Summary 2023
295826095082200 Lake Houston South Union Pacific Railroad Bridge near Houston,TX
LOCATION - Lat 29°58'26.16", long 95°08'21.78" referenced to North American Datum of 1983, Harris County, TX, Hydrologic Unit 12040101, floating platform moored on Lake Houston which collects data at multiple depths in the water column.
WATER-QUALITY RECORDS
PERIOD OF RECORD - CHEMICAL DATA: Apr. 2008 to Sept. 2009.
BIOCHEMICAL DATA: Apr. 2008 to Sept. 2009.
PESTICIDE DATA: Apr. 2008 to Sept. 2009.
SEDIMENT DATA: Apr. 2008 to Sept. 2009.
PERIOD OF DAILY RECORD - DEPTH 1 FOOT:
SPECIFIC CONDUCTANCE: Apr. 2008 to current year.
pH: Apr. 2008 to current year.
WATER TEMPERATURE: Apr. 2008 to current year.
DISSOLVED OXYGEN: Apr. 2008 to current year.
TURBIDITY: Apr. 2008 to current year.
DEPTH 6 FEET:
SPECIFIC CONDUCTANCE: Apr. 2008 to June 2010.
pH: Apr. 2008 to June 2010.
WATER TEMPERATURE: Apr. 2008 to June 2010.
DISSOLVED OXYGEN: Apr. 2008 to June 2010.
TURBIDITY: Apr. 2008 to June 2010.
DEPTH 12 FEET:
SPECIFIC CONDUCTANCE: Apr. 2008 to June 2010.
pH: Apr. 2008 to June 2010.
WATER TEMPERATURE: Apr. 2008 to June 2010.
DISSOLVED OXYGEN: Apr. 2008 to June 2010.
TURBIDITY: Apr. 2008 to June 2010.
DEPTH 16 FEET:
SPECIFIC CONDUCTANCE: Apr. 2008 to June 2010.
pH: Apr. 2008 to June 2010.
WATER TEMPERATURE: Apr. 2008 to June 2010.
DISSOLVED OXYGEN: Apr. 2008 to June 2010.
TURBIDITY: Apr. 2008 to June 2010.
INSTRUMENTATION - Water-quality monitor since Apr. 2008.
EXTREMES FOR PERIOD OF DAILY RECORD - DEPTH 1 FOOT:
SPECIFIC CONDUCTANCE: Maximum, 536 µS/cm, Sept. 20, 2011; minimum, 45 µS/cm, Aug. 28, 2017.
pH: Maximum, 11.5 standard units, Oct. 8, 2010; minimum, 6.2 standard units, July 24, 2009.
WATER TEMPERATURE: Maximum, 37.0 °C, August 3, 2016; minimum, 6.7 °C, Jan. 13, 2010.
DISSOLVED OXYGEN: Maximum, 21.4 mg/L, Apr. 22, 2013; minimum, 0.1 mg/L, July 9, 2008.
TURBIDITY: Maximum, 365 FNU, Aug. 29, 2017; minimum, 1.0 FNU, Sept. 9, 2009.