SITE: 221
Colorado River at Hwy 35 Bay City
Hydromet Rainfall
Hydromet Flow
Graph Data
Images
Date
Time
Air Temp (C)
Water Temp (C)
Flow
pH
GTLT
Nitrates-N (mg/L)
DO Avg (mg/L)
DO % Sat
Cond (µS/cm)
Days Since Rain
Field Rain Gauge (in.)
GTLT
Secchi (M)
GTLT
Transparency (M)
E.coli (cfu's)
2/25/2018
10:02
23
21
3
8
=
3.4
6.9
77.28
770
30
=
0.2
66.6
1/28/2018
09:08
15
14
3
8
=
3.4
8.7
85.26
670
3
1.42
=
0.7
49.95
11/26/2017
10:10
20
19
3
8
=
3.4
8.6
92.88
750
30
=
0.23
0
10/29/2017
09:50
11
16
3
8.5
=
2.8
7.2
73.44
13
0
=
0.12
33.3
9/17/2017
10:05
28
28
3
8.5
=
0.3
6.2
78.12
560
21
0
=
0.18
7/30/2017
09:50
31
31
3
8
<
0.3
3.8
50.16
530
30
0
=
0.19
0
6/23/2017
10:28
34
30
3
7.5
<
0.3
3.9
50.7
520
30
0
=
0.16
33.3
5/21/2017
10:50
31
28
3
8
<
0.3
6.2
78.12
580
30
0
=
0.16
10
4/30/2017
10:30
20
24
3
8.5
=
0.75
6.5
76.7
580
19
0
10
6/13/2008
08:00
27
29
2
7.5
<
1
6.4
81.92
520
30
0
9/13/2007
13:30
30
27
3
7.5
<
1
6.9
85.56
450
2
0.5
5/14/2007
12:00
30
28
2
7.5
<
1
8.4
105.84
490
1
0.3
=
0.16
3/13/2007
14:38
23
21
2
7.5
<
1
9.2
103.04
720
1
1.5
=
34.5
1/16/2007
09:30
8
8.5
5
7.5
<
1
9.1
79.17
150
3
0.5
=
0.19
11/13/2006
16:22
23
2
9
0
9/13/2006
09:15
25
27
3
7
<
1
6
610
3
0
=
0.19
8/1/2006
11:00
29
30.5
Low
7
<
1
6.3
82.53
510
1
0.5
7/11/2006
11:00
32
30
Low
7
<
1
7.7
100.1
410
4
0
6/15/2006
09:00
24
28
Low
<
1
6.7
84.42
590
7
0
5/12/2006
14:50
30
27
Low
7
<
1
7.1
88.04
0
4/2/2006
15:00
28
24.8
Low
7
<
1
7.4
88.504
5
0
3/12/2006
18:30
23.5
23.5
Low
7
<
1
8.5
99.45
0
2/13/2006
15:00
16
14
mpr
7
<
1
10.2
99.96
690
3
0.75
1/7/2006
17:00
18.5
14
Low
7
=
2
9.425
92.365
30
0
1/7/2006
17:00
18.5
14
Low
7
2
9.425
92.365
30
0
11/6/2005
16:30
25
23
No Flow
7
<
1
7.3
84.68
660
7
0
10/7/2005
11:00
18.5
26.5
Low
7.5
<
1
7.5
92.25
560
20
0.1
9/7/2005
09:50
25
29
Low
7
<
1
5.5
70.4
560
2
0.5
8/3/2005
12:00
31.5
33
Low
7.5
<
1
7.375
100.3
570
0
7/6/2005
09:35
30
31.5
Low
7.5
<
1
4.05
53.865
510
30
0
6/14/2005
11:25
33
32
Normal
8
<
1
9.35
125.29
530
10
0
9/2/2004
11:00
25
28
Low
8.1
<
1
8.2
103.32
530
0
0.3048
49.95
10/8/2003
13:00
27
27
Normal
8.1
<
1
8.2
101.68
700
3/4/2003
13:31
22
17
No Flow
7.7
<
1
9.9
102.96
630
10
0
2/4/2003
13:31
22
17
No Flow
7.7
<
1
9.9
102.96
630
10
0
4/19/2002
18:30
24.5
26.5
Normal
8.3
<
1
8.6
104.1
460
11
0
4/18/2002
18:30
24.5
26.5
Normal
8.3
<
1
8.6
104.1
460
10
0
4/10/2002
09:00
20
20
High
7.8
<
1
7
75.6
280
2
3.4
1
2750
2/15/2002
12:15
22
17
Normal
8.4
<
1
10
102
630
5
0.1
12/14/2001
10:10
18
16
High
7.6
<
1
9.5
95
240
1
0.5
0.3048
10/14/2001
11:00
25
20
High
7.8
<
1
6
64.8
190
1
2.5
366.3
8/15/2001
10:30
33
30
Normal
8.7
<
1
8
102.4
580
1
1
50
6/15/2001
17:30
33
30
Normal
7.9
<
1
6
76.8
530
1
140
4/15/2001
15:00
35
27
Normal
7.7
<
1
7
85.4
530
17
0
400
2/16/2001
10:45
15
16
Normal
7.4
2
8
80
570
0
0.2
750
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