Table 9. Summary of Historical Wet Weather Water Quality Data (1978-1986)

Paramter
Location 

Precip.

(in.)

n          

pH (std. units)

Conductivity 

(umh0s/cm)

Dissolved

(Oxygen)

Turbidity

(FTU)

Organic Nitrogen Ammonia Nitrogen Total Cadmium Total Lead Total Mercury

Total Coliform

(MPN/100ml)

Fecal Coliform

(MPN/100ml) 

Sources
Old South Fork channel at Women's Faculty Club 1.64 2-7 10.0 - 11.0 - - 1.3 - - - 4250 - Cheung, 3/26/85 
South Fork above Haas clubhouse 1.07-2.22 1-2 7.6 (7.4-7.9) 245 (240-250) 10.3 (8.9-11.7) 60 (52-68)  1.4 - 0.01 0 0.95 - -

Frazier, 3/3/83

Frazier, 3/18/83

South Fork at Sather Gate 1.64-2.00 1-2 8.0 (7.9-8.1) - 8.2 - - >2.0 - - - 11250 (7500-15000) -

Cheung, 3/26/85

Cheung, 2/20/86

North Fork below University Drive 2.00 1 8.0 - - - - - - - - 120000 - Cheung, 2/20/86
Main Branch above Oxford St. 1.07-2.22 1-4 7.9 (7.6-8.0) 360 (330-390) 10.1 (9.1-11.4) 41 (34-48) - >2.0 0.03 0.01 1.10 402333 (45000-1100000) 2300

Gerber, 4/18/78

Frazier, 3/3/83

Frazier, 3/18/83

Cheung, 3/26/85

Cheung, 2/20/86

Notes

n = number of observations from all sources listed (varies according to parameter). 

All results in mg/1 unless otherwise noted.

Where applicable, data is average of mCM values from all sources listed; range of data in parentheses.

Precipitation indicates 24 hour total during sampling period.