 |
| |
|
| School |
Cassadaga Valley Middle/High School |
| Ohio Rivermile/Tributary |
Mill Creek |
| Web Site |
http://cassadaga.ny.schoolwebpages.com/
|
| City |
Sinclairville |
| State |
NY |
| Class |
Aquatic Biology |
| Instructor |
Robb Bates |
|
| |
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
(%) |
|
5/8/2007 |
09:45 |
Sunny |
Partly Cloudy |
17 |
8 |
105 |
0 |
8 |
4.1 |
|
|
2 |
5 |
86.74 |
|
5/15/2007 |
09:45 |
Sunny |
Sunny |
17 |
16 |
108 |
0 |
8.5 |
2.5 |
|
|
2 |
5 |
86.05 |
|
5/30/2007 |
09:50 |
Sunny |
Sunny |
21 |
15 |
100 |
0 |
8 |
0.7 |
|
|
3 |
5 |
91.56 |
|
1/8/2008 |
16:00 |
Partly Cloudy |
Light Rain |
18 |
7 |
92 |
0 |
7.2 |
2 |
|
0.2 |
0.44 |
10 |
91.34 |
|
2/6/2008 |
12:00 |
Overcast |
Heavy Rain |
2 |
2 |
85 |
0 |
7.6 |
|
|
0.14 |
0 |
10 |
92.95 |
|
11/12/2007 |
15:40 |
Overcast |
Overcast |
12 |
9 |
62 |
|
7.3 |
|
1 |
0.9 |
0.13 |
10 |
72.87 |
|
1/8/2008 |
15:30 |
Partly Cloudy |
Light Rain |
18 |
4 |
85 |
133 |
7.2 |
3 |
-3 |
0.1 |
0.44 |
10 |
79.63 |
|
2/6/2008 |
12:00 |
Overcast |
Heavy Rain |
2 |
1 |
71 |
0 |
7.5 |
|
-1 |
0.08 |
0.18 |
10 |
89.53 |
|
|
| |
|
| |
|
|
|
|
|
|
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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|
