La Nana Bayou at N Loop 224 - TCEQ ID: 16301

Site Description

La Nana Bayou at Loop 224 North. In The City Of Nacogdoches, 1.2 km East Of The Intersection Of US Bus 59F and State Loop 224 North.

Segment Description

Segment 0611B - La Nana Bayou (unclassified water body). This 32 mile freshwater stream extends from the confluence of the Angelina River south of Nacogdoches in Nacogdoches County to the upstream perennial portion of the stream north of Nacogdoches in Nacogdoches County. There are a couple of areas within the segment impaired for nonsupport of contact recreational use. These areas were first listed on the 303 (d) list in the year 2000 due to bacteria and are currently classified under category 5a. The areas included are from the mouth to SH 7.

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    



  • Upstream May 2011 #1

    Facing north, looking upstream from below bridge. Photo taken 2011-05-17

  • Upstream May 2011 #2

    Facing northeast, looking upstream from the edge of the clearing around the bridge. Photo taken 2011-05-17

  • Downstream May 2010

    Facing south, looking downstream. Photo taken 2010-05-03

  • Downstream May 2011

    Facing south, looking downstream. Photo taken 2011-05-17

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