Lake Nacogdoches, Upper Lake - TCEQ ID: 21021

Site Description

Lake Nacogdoches Upper Lake, 9.0 Miles West Of Nacogdoches And 1.5 Miles South Of SH 21.

Segment Description

Segment 0611Q - Lake Nacogdoches (unclassified water body). Lake Nacogdoches is a reservoir encompassing 2,210 acres located approximately ten miles west of Nacogdoches in Nacogdoches County. The designated uses are aquatic life, general, and contact recreation use. It has a maximum depth of forty feet and was impounded in the year 1976. Aquatic hydrillas are the primary vegetation on this reservoir. Largemouth bass, crappie, and sunfish are the predominant fish species inhabiting the reservoir.

Monitoring Performed Quarterly

Field Parameters Conventional Parameters Bacterial Parameters
Dissolved Oxygen Ammonia-N E. coli
Days Since Last Significant Rainfall Chloride  
Flow Severity Chlorophyll-a  
Instantaneous Stream Flow Pheophytin-a  
pH Sulfate  
Present Weather Total Dissolved Solids (TDS)  
Secchi Transparency Total Nitrate+Nitrite  
Specific Conductance Total Phosphorus  
Total Water Depth Total Suspended Solids (TSS)  
Water Temperature    



  • Powerlines

    Facing north, passing a powerline support structure as we make our way to the site. Photo taken 2011-03-18

  • Cows Near Water

    Facing southwest, looking at cows near the shoreline. Photo taken 2011-03-18

  • Powerlines crossing lake

    Facing south-southwest, looking at submerged trees. Powerlines visible in the distance. Photo taken 2011-03-18

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