Storm Sampling Results--North Fork, Strawberry Creek

The following data indicate the water quality parameters on the north fork of Strawberry Creek immediately after a significant precipitation event.

Station locations:

Click here for North and South fork station locations on campus map.

Notes: Twenty-four-hour precipitation total for 10/27 to 10/28/87 (4pm to 4pm) was 1.09 inches at Oakland according to the U.S. Weather Service. (Degrees C)

Parameter
(in mg/L unless otherwise noted)

Site 4 Site 5 Site 6
Total dissolved solids 120 130 150
Total suspended solids 150 380 760
Turbidity (NTU) 73 93 260
Total kjeldahl nitrogen 2.0 3.2 7.3
Nitrate nitrogen 1.6 1.8 1.9
Ammonia nitrogen 0.70 0.77 0.95
Total phosphorous (as PO4 ) 1.0 2.3 3.6
Oil and Grease 7 10 12
BOD5 7 8 9
COD 64 81 86
Total Coliform bacteria (MPN/100mL) 92,000 > 240,000 160,000
Fecal Coliform bacteria (MPN/100mL) 7,900 4,900 4,900
Fecal Streptococcus bacteria (MPN/100mL) 7,900 54,000 24,000
Total Cadmium (ug/L) 1.5 2.2 4.4
Total Chromium (ug/L) 36 64 90
Total Copper 110 180 450
Total Iron 7,4 13.0 33.0
Total Lead 53 170 440
Total Manganese 0.31 0.66 1.50
Total Mercury (ug/L) 0.4 0.6 8.8
Total Nickel (ug/L) 29 53 120
Total Zinc (ug/L) 380 810 1400
Water temperature (Degrees C) 16.2 17.5 17.8
Dissolved Oxygen (% saturation) 9.2 (92%) 8.4 (88%) 7.2 (76%)
Flow (cfs) 7.9 25.4 45.0

Maps of Strawberry Creek:

Zone 1 Map
Zone 2 Map
Zone 3 Map
Zone 4 Map
Campus Map

Water Quality Data:

South Fork of Strawberry Creek
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