CBGS - Cat Point Creek, Water Quality Monitoring
Date of Testing: 12/4/2003
Rainfall (mm)                  During Past Week >>> Past 7 days Day of testing 1 day prior 2 days prior 3 days prior 4 days prior 5 days prior 6 days prior 7 days prior
6 0 0 0 0 0 0 6 0
Hydrolab Calibration (Metadata)
  Date Time Room Temp (ºC)  BP  (mm Hg) Theor Sat D.O. D.O. pH "zero" (7.0) ph "slope" (4 or 10) SpC (ms) Depth Batt Volt
Pre-Cal 12/4 11:30 21.5 775 8.98 9.22 6.78 4.30 13.18 0.3 na
Calibrated 8.99 7.00 3.99 12.89 0.0
Post-Cal 12/5 14:00 22.1 759 8.71 8.57 6.84 3.82 12.78 -0.2 na
Station CP 1                    
Time of Testing: 14:50 Hours Spent Monitoring: 0.75  
Surface State Flow Rate (kt) Weather Water Color Tidal Elevation Tidal Current
Calm 1 Overcast Normal Non-Tidal Non-Tidal
   
Air Temp (ºC) 6.0 Hydrolab Data (Quanta Model)
Water Temp (ºC) 4.1   Surface Benthic
Depth of Water Column (m) 2.1 Temperature 4.1 na
Secchi Depth (m) 1.7 D.O. (ppm) 12.60 12.10
Transparency Tube Depth (cm) na pH 7.00 6.10
D.O. (ppm), LaMotte, Trial #1 na Depth na na
D.O. (ppm), LaMotte, Trial #2 na Salinity 0.0 0.0
pH, LaMotte na Turbidity (NTU) 6 8
pH kit used na  
Salinity (ppt), Refractometer (Sper Scientific #300011) na Nitrates (ppm) (Chemetrics   Vacu-vial, w/ Spec 20D+) na
Fecal Coliform per 100 mL (E.Coli, via Coliscan Easygel) 0 Phosphates (ppm) (Chemetrics Vacu-vial, w/ Spec 20D+) na
 
Station CP 2                    
Time of Testing: 14:10 Hours Spent Monitoring: 0.5  
Surface State Flow Rate (kt) Weather Water Color Tidal Elevation Tidal Current
Calm 1 Overcast Normal Non-Tidal Non-Tidal
   
Air Temp (ºC) 5.0 Hydrolab Data (Quanta Model)
Water Temp (ºC) 3.0   Surface Benthic
Depth of Water Column (m) 2.4 Temperature 3.0 na
Secchi Depth (m) 0.8 D.O. (ppm) 12.90 12.60
Transparency Tube Depth (cm) na pH 6.50 6.40
D.O. (ppm), LaMotte, Trial #1 na Depth na na
D.O. (ppm), LaMotte, Trial #2 na Salinity 0.0 0.0
pH, LaMotte na Turbidity (NTU) 13 23
pH kit used na  
Salinity (ppt), Refractometer (Sper Scientific #300011) na Nitrates (ppm) (Chemetrics   Vacu-vial, w/ Spec 20D+) na
Fecal Coliform per 100 mL (E.Coli, via Coliscan Easygel) 25 Phosphates (ppm) (Chemetrics Vacu-vial, w/ Spec 20D+) na
 
Station CP 4                    
Time of Testing: 13:45 Hours Spent Monitoring: 0.5  
Surface State Flow Rate (kt) Weather Water Color Tidal Elevation Tidal Current
Calm 2 Overcast Normal Falling Ebb
   
Air Temp (ºC) 6.0 Hydrolab Data (Quanta Model)
Water Temp (ºC) 5.6   Surface Benthic
Depth of Water Column (m) 1.5 Temperature 5.6 na
Secchi Depth (m) 0.3 D.O. (ppm) 11.10 11.00
Transparency Tube Depth (cm) na pH 6.66 6.60
D.O. (ppm), LaMotte, Trial #1 na Depth na na
D.O. (ppm), LaMotte, Trial #2 na Salinity 0.1 0.1
pH, LaMotte na Turbidity (NTU) 27 32
pH kit used na  
Salinity (ppt), Refractometer (Sper Scientific #300011) na Nitrates (ppm) (Chemetrics   Vacu-vial, w/ Spec 20D+) na
Fecal Coliform per 100 mL (E.Coli, via Coliscan Easygel) 150 Phosphates (ppm) (Chemetrics Vacu-vial, w/ Spec 20D+) na
 
Station CP 8                    
Time of Testing: 12:15 Hours Spent Monitoring: 1.5  
Surface State Flow Rate (kt) Weather Water Color Tidal Elevation Tidal Current
Calm 1 Overcast Normal Falling Ebb
   
Air Temp (ºC) 6.0 Hydrolab Data (Quanta Model)
Water Temp (ºC) 6.1   Surface Benthic
Depth of Water Column (m) 8.3 Temperature 6.1 6.4
Secchi Depth (m) na D.O. (ppm) 11.71 11.08
Transparency Tube Depth (cm) na pH 7.30 7.40
D.O. (ppm), LaMotte, Trial #1 11.8 Depth na 8.8
D.O. (ppm), LaMotte, Trial #2 na Salinity 0.3 1.2
pH, LaMotte 7.2 Turbidity (NTU) 50 52
pH kit used Phenol Red  
Salinity (ppt), Refractometer (Sper Scientific #300011) 0 Nitrates (ppm) (Chemetrics   Vacu-vial, w/ Spec 20D+) na
Fecal Coliform per 100 mL (E.Coli, via Coliscan Easygel) 0 Phosphates (ppm) (Chemetrics Vacu-vial, w/ Spec 20D+) na