Friday, April 22, 2016, Stream Observations

General Information 

·                     Date: Friday, April 22, 2016

·                     Time: 10:45 AM

Weather Conditions

·                     Cloudy, overcast

·                     Ambient temperature was approximately 57 °F

·                     No wind was present at time of observation

·                     A slight drizzle of rain at time of observation

·                     A chance of isolated rainstorms are expected throughout the day

Water Quality Observations

·                     Stream was turbid

·                     Some oil observed downstream at culvert

Stream Stage

·                     Water level at 20 cm mark 

·                     Approximate stage behind weir was 41 cm (1.34 ft) 

Stream Discharge

·                     From stage observations, estimated flow was 10.13 cfs 

Other Observations

·                     Storm sewer near the LEWAS station were wet 

·                     The female duck came back with a male friend. As they search for food, they begin to move the sand and debris at the bottom of the stream.

LEWAS Data 

·                     Flow rates drastically increased from hour 6 to hour 10

·                     The flow rates shown below are less than the estimated flow rate from the stage readings. Calibration errors might be the cause of the differences.

·                     The turbidity steadily increased over time.

·                     Water temperature readings continue to increase over time