PPT Slide
Methods Used in Determination of Water Quality Parameters1
Alkalinity Standard Methods 2320, titration to pH 4.5
BOD 5 Standard Methods 5210B
Carbon dioxide Standard Methods 4500-CO2 C
Chloride Standard Methods 4500-Cl-, B
Color, apparent & true Hach method 8025
Specific Conductance TNRCC Guidance Document
Depth, Secchi TNRCC Guidance Document
Dissolved oxygen TNRCC Guidance Document
Fecal coliform bacteria Standard Methods 9222D, membrane filtration
Hardness Standard Methods 2340
Nitrogen, ammonia Hach method 8038
Nitrogen, nitrate Hach method 8171
pH TNRCC Guidance Document
Phosphate, reactive Hach method 8048
Phosphorus, total Hach method 8190
Solids, total Standard Methods 2540B, gravimetric
Solids, suspended Standard Methods 2540D, gravimetric
Solids, dissolved calculation
Sulfate Standard Methods 4500-SO42- E
Temperature TNRCC Guidance Document
Turbidity Hach model 2100P, nephelometric
1. Standard Methods refers to Standard Methods for the Examination of Water and Wastewater, 18th ed.
field methods followed the TNRCC Surface Water Quality Monitoring Guidance, using a YSI
multiparameter water quality meter, model 600 and 610D