 |
| |
|
| School |
Daviess County High School |
| Ohio Rivermile/Tributary |
757.3 |
| Web Site |
http://www.dchs.dcps.org/
|
| City |
Owensboro |
| State |
Kentucky |
| Class |
Tenth Grade Accelerated Biology |
| Instructor |
Barbara St. John |
|
| |
Photo Gallery |
| |
| |
Water Quality Index Results |
| |
Date |
Time |
Today Weather |
Yesterday Weather |
Air Temp
°C |
Water Temp
°C |
DO
(% Sat) |
E.Coli
(colonies per 100 mL
)
|
pH
(units) |
BOD 5
(mg/L) |
H2O Temp Change
(°C) |
Total Phosphate
(mg/L) |
Nitrate
(mg/L)
|
Turbidity
(NTUs)
|
Water Quality Index
(%) |
|
9/29/2005 |
14:00 |
Sunny |
Partly Cloudy |
17.8 |
27.1 |
150 |
0 |
8.23 |
4 |
0.2 |
|
0.44 |
14 |
84.98 |
|
9/29/2005 |
12:00 |
Partly Cloudy |
Partly Cloudy |
16.1 |
21.6 |
90 |
500 |
7.6 |
1.5 |
0 |
|
22 |
43.5 |
71.84 |
|
4/13/2006 |
12:00 |
Sunny |
Sunny |
31.6 |
17.6 |
105 |
300 |
6.5 |
7 |
0.6 |
|
92.4 |
84 |
55.61 |
|
10/26/2006 |
12:00 |
Partly Cloudy |
Partly Cloudy |
14 |
9 |
100 |
233 |
5.2 |
3 |
1 |
|
0.88 |
80 |
67.61 |
|
10/26/2006 |
14:45 |
Light Rain |
Overcast |
8 |
13.5 |
85 |
200 |
6.1 |
1.5 |
0 |
|
2.29 |
80 |
72.98 |
|
4/26/2007 |
10:14 |
Light Rain |
Overcast |
17 |
13.3 |
86 |
233 |
7.4 |
1 |
0 |
|
0.84 |
69.3 |
76.11 |
|
4/26/2007 |
12:00 |
Light Rain |
Overcast |
18.3 |
14.75 |
95 |
1099 |
8 |
0 |
1.5 |
|
0.7 |
65 |
71.43 |
|
10/18/2007 |
12:00 |
Partly Cloudy |
Light Rain |
25.6 |
17 |
70 |
136 |
7.8 |
8 |
2 |
|
0 |
6 |
72.33 |
|
10/18/2007 |
14:00 |
Overcast |
Light Rain |
24 |
24 |
100 |
136 |
7 |
5 |
2 |
|
|
6.5 |
79.85 |
|
|
| |
|
| |
|
|
|
|
|
|
90 - 100% |
Excellent |
70 - 90% |
Good |
50 - 70% |
Medium |
25 - 50% |
Bad |
0 - 25% |
Very Bad |
|
|
| |
|
|
|
Dissolved Oxygen (% Saturation) |
|
|
|
91 to 110 |
Excellent |
|
91 to 90 > 110 |
Good |
51 to 70 |
Fair |
<50 |
Poor |
|
|
|
|
|
Total Phosphate |
|
|
|
< .10 |
Excellent |
|
.11 to .16 |
Good |
.17 to .58 |
Fair |
.59 to 2.99 |
Poor |
|
> 3.0 |
Very Poor |
|
|
|
| |
|
|
|
|
E. Coli (colonies per 100 mL) |
|
|
|
< 50 |
Excellent |
|
51 to 200 |
Good |
201 to 1000 |
Fair |
> 1000 |
Poor |
|
|
|
|
|
Nitrate (NO3) (mg/L) |
|
|
|
< 1.32 |
Excellent |
|
1.76 to 3.52 |
Good |
3.96 to 8.36 |
Fair |
> 8.8 |
Poor |
|
|
| |
|
|
|
|
pH (pH units) |
|
|
|
6.5 to 7.5 |
Excellent |
|
6.0 to 6.4
7.6 to 8.0 |
Good |
5.5 to 5.9
8.1 to 8.5 |
Fair |
< 5.5
< 8.6 |
Poor |
|
|
|
|
|
Turbidity (JTU, NTU) |
|
|
|
1 to 10 |
Excellent |
|
10.1 to 40 |
Good |
40.1 to 150 |
Fair |
> 150 |
Poor |
|
|
| |
|
|
|
|
Biochemical Oxygen Demand (mg/L) |
|
|
|
<2 |
Excellent |
|
2.0 to 4.0 |
Good |
4.1 to 10 |
Fair |
> 10 |
Poor |
|
|
|
|
|
Water Temperature Change (°C) |
|
|
|
0 to 2 |
Excellent |
|
2.2 to 5 |
Good |
5.1 to 9.9 |
Fair |
> 10 |
Poor |
|
|
|
| |
|
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|
