# USGS 09347200 MIDDLE FORK PIEDRA RIVER NR PAGOSA SPRINGS, CO. daily mean flow
# Written by Hydrohistorian; missing days are NaN, never zero.
start_date: 1969-10-01 24:00
end_date: 1975-09-29 24:00
timestep: 1 DAY
units: cfs
scale: 1
23
21
24
27
28
28
29
30
31
30
29
28
27
27
26
25
25
30
35
31
34
38
38
35
34
33
32
34
32
29
28
28
27
28
28
27
26
25
25
25
26
25
24
23
22
21
22
21
19
18
22
26
27
24
23
22
22
20
17
17
17
18
19
20
21
19
15
19
14
16
13
10
11
12
12
12
12
12
12
12
12
12
12
12
12
12
12
11
10
9
8.4
8.2
8.2
8.5
8.7
8.8
8.9
8.8
8.8
9
9.2
10
9.8
9.1
8.1
7.8
7.9
7.7
7.8
7.6
7.5
7.5
7.4
7.7
7.9
7.6
7.6
7.9
7.8
7.5
7.7
7.8
7.4
7
7.1
7.6
7.4
7.4
7.4
7.6
8
8.3
8.6
8.8
8.4
7.6
7.4
8.2
8
7.8
7.3
7.4
7.8
7.2
7.3
6.8
7.5
7
7.6
7.6
7.3
6.8
6.6
6.6
6.9
6.7
7
7.6
8
8
8.2
8
8.1
8.2
8
8
8.1
7.9
7.7
8
7.8
7.6
7.8
8.4
9.1
9
9.1
8.3
8.2
8.4
8.8
8
7.9
8.4
8.4
8.2
9.7
13
15
13
15
18
18
17
14
14
15
16
17
15
15
14
13
13
13
15
20
29
50
40
35
30
25
24
30
39
50
70
100
88
72
80
100
120
150
170
180
200
230
220
200
180
189
201
203
203
190
170
160
150
150
160
160
150
130
140
130
110
98
105
110
110
105
100
92
88
94
100
105
105
105
100
95
92
92
88
82
80
75
72
68
64
60
54
45
40
38
37
41
45
42
48
38
35
32
29
26
24
22
22
24
28
28
25
23
36
27
26
24
21
20
19
18
17
17
21
22
30
20
19
38
38
29
25
22
20
18
19
26
57
46
40
47
48
49
46
41
37
34
32
29
26
24
31
38
35
36
30
44
279
853
332
184
117
88
68
63
447
774
530
356
252
176
136
110
88
76
68
52
43
40
37
36
33
32
31
30
28
28
28
29
29
27
27
27
24
25
25
24
24
23
23
21
21
20
21
21
20
21
20
20
18
15
17
18
18
18
17
17
15
14
13
13
13
12
13
13
13
13
11
10
12
12
13
12
11
10
11
11
11
11
11
11
12
12
11
9
8.3
8.3
8.1
6
5.5
6
7
8
9
8.5
8
7.5
7
8.5
8
8.5
9
8
8.5
8
9
8.5
8
7.5
8
9.1
9
8.5
8
8.5
8.5
8.5
9
8
7.5
5
7
7
7
7
7.5
7.4
7.5
7.5
8
7.4
7.5
8.2
9.7
10
9.4
9.1
9.1
8.3
8
8
8.5
9
9.5
10
11
13
13
12
11
10
9.5
9
8.5
8.5
9
9
9
9
9.5
10
11
11
11
10
10
9
8.5
8
8.5
8.5
8
7.5
8
7.5
8
7.5
7.7
7.3
7
7.5
8
8.2
8.5
8.6
8.2
9
8.3
8
8
8.2
7.7
7.7
9
11
15
19
21
21
28
36
37
38
42
42
37
34
33
32
31
31
34
32
31
34
38
43
46
44
44
39
37
36
34
30
27
27
26
24
24
24
21
21
21
21
23
28
37
41
38
35
36
36
33
33
33
37
42
53
60
70
76
60
52
51
53
54
51
50
58
68
97
117
107
86
69
72
82
92
104
117
146
165
168
157
157
136
136
133
143
157
143
139
120
112
102
80
78
80
70
69
62
57
52
49
48
42
42
38
35
32
34
39
34
34
31
29
27
26
25
24
23
22
23
23
26
41
48
27
24
20
19
17
16
16
14
13
13
12
12
14
17
19
16
13
11
11
10
11
11
12
12
11
11
11
10
17
35
26
22
17
15
20
17
39
31
29
33
26
23
21
20
17
16
15
15
13
11
11
10
11
11
10
11
10
10
10
10
11
10
10
9.5
9.5
9.5
9.5
9.5
13
64
79
39
29
26
23
22
21
21
19
19
18
18
17
15
17
28
67
40
37
39
36
33
34
37
41
42
36
30
26
25
26
26
23
22
23
24
21
21
21
20
19
21
22
22
19
19
18
16
15
13
14
16
17
16
14
15
15
15
13
14
12
12
12
12
10
8
9
10
9.5
8.5
10
9.5
8.5
9
9.5
9.5
8.5
8
8.5
10
8.5
7.5
9.5
11
13
12
15
18
16
15
13
9.5
10
9.5
9.5
8.5
9.5
10
11
11
10
9.5
9.5
10
10
9.5
9
9
9
9.5
9.5
10
10
11
11
11
10
11
11
9
9.5
9
8.5
8
8
6.5
7
7.5
7.5
7.5
7.5
7.5
7
6.5
7
7.5
8
8.5
8
9
10
11
13
14
15
15
14
12
11
12
13
14
13
12
14
16
17
19
21
26
31
36
40
41
43
41
38
35
36
37
39
38
37
37
39
36
34
32
30
26
24
22
20
19
19
19
21
24
28
31
38
43
48
50
49
43
39
37
38
43
45
40
39
39
44
51
63
69
63
55
54
65
71
71
80
84
92
88
76
68
62
63
65
60
57
62
72
86
100
110
136
161
172
184
176
153
161
193
216
221
235
221
230
197
165
165
165
149
146
143
153
153
172
143
130
130
117
97
92
86
82
82
76
71
66
60
54
50
43
38
35
33
31
28
27
25
23
21
21
20
18
18
17
18
17
16
15
15
14
14
14
14
15
15
14
14
13
13
22
14
13
11
10
9.5
9.8
9.2
9.5
9
8.5
8.5
7.9
7.9
7.9
7.9
7.7
7.4
7.2
7.2
7.4
7.4
7.2
7.2
8.2
9.8
9.2
8.2
7.4
7.2
6.9
7.4
9.2
12
9.5
8.7
9
8.2
8.2
8.5
9.8
9
8.2
13
17
13
12
11
10
11
10
9.5
9.5
9
8.5
8.2
9
10
9.2
8.7
8.2
8.2
8.2
7.7
7.2
6.9
6.9
7.2
6.2
6.5
6.5
16
149
48
184
165
90
49
41
39
53
43
59
107
102
95
212
216
139
107
95
80
76
63
59
56
51
46
45
44
41
41
41
39
37
36
36
35
33
33
33
31
32
32
31
31
31
30
29
28
27
24
26
26
26
26
23
24
23
24
24
24
22
22
24
26
26
26
24
22
22
22
22
20
20
19
19
19
18
19
18
19
18
17
16
16
16
16
16
16
16
15
14
14
14
13
13
13
13
13
12
13
13
13
13
13
14
13
13
13
12
11
12
13
12
12
12
11
12
12
12
11
11
11
11
11
11
11
11
11
11
11
11
10
10
9.5
9.8
11
11
9.8
10
9.8
11
9.5
9
8.7
9
9.8
10
9.8
9.5
9
9.2
8.7
8.7
8.5
8.2
7.4
7.7
8.2
7.9
7.7
7.4
7.2
6.9
8.2
8.7
8.5
9.2
10
9.2
8.7
8.2
7.4
8.2
8.2
8.2
8.2
7.7
7.2
7.2
7.7
7.2
6.7
6.9
8.2
8.7
8
11
11
12
13
15
18
19
18
19
23
21
19
18
19
27
34
35
42
53
59
63
65
55
51
53
62
63
60
57
65
92
143
188
193
193
202
197
180
193
193
246
252
221
207
184
193
193
212
172
157
176
221
226
230
226
207
193
180
188
226
268
363
515
493
436
415
478
370
263
252
274
279
268
263
268
285
308
320
350
409
396
370
363
338
268
246
235
226
207
172
161
180
153
133
123
100
95
95
86
82
90
92
74
63
55
48
43
41
39
37
37
36
34
33
30
28
27
26
27
30
26
24
23
21
21
20
20
20
20
18
17
17
18
20
24
22
20
20
21
22
19
18
18
34
30
24
22
19
19
16
15
14
14
14
26
31
28
24
21
20
19
18
17
16
15
15
14
14
15
14
15
14
14
13
13
12
12
11
11
11
12
11
10
11
11
11
12
14
14
14
14
13
12
12
11
10
10
9.8
9.5
8.7
8.5
8.2
8.2
8.2
7.7
7.7
7.7
7.7
7.9
7.7
7.2
6.9
6.9
7.4
7.2
6.9
6.9
6.7
6.7
6.7
5.8
5.8
5.8
5.8
6
6.2
6.2
6
6
6
5.6
5.6
6
6
6.5
7
7
7.4
7.4
7
6
5.5
6
6.5
6.5
6.5
6.5
7
6.5
6.5
6
6
6
6
5.5
5.5
5.5
5.5
5.5
5.5
5.5
5.5
5.6
5.6
5.4
5.6
6
6
6
5.8
5.4
5.6
5.8
6
6
6
5.6
4.7
5.6
5.4
4.7
4.5
4.9
5.4
5.4
5.4
5.4
6
5.6
5.6
5.8
5.4
5.6
5.8
5.6
5.6
5.6
5.6
5.8
5.6
5.6
5.8
6
6
5.6
5.8
6
6
5.8
6
6.2
6
5.8
5.4
5.6
5.8
5.8
5.4
5.4
5.8
5.4
5.4
5.6
5.6
5.6
5.6
6.2
6.7
6.5
6
5.6
6.5
7.7
7.4
7
7.2
6.7
7.4
7.4
7.9
9.5
12
16
20
18
17
17
17
18
17
18
19
21
23
24
25
27
24
22
21
19
17
17
16
16
18
18
16
15
14
13
12
14
17
22
25
22
21
22
25
30
39
66
48
44
42
41
45
50
57
60
60
58
57
69
88
100
104
100
88
84
97
112
112
97
97
70
64
68
72
76
76
90
104
104
110
107
97
84
76
72
68
69
66
64
56
55
57
58
57
56
53
53
50
49
45
42
39
37
34
32
30
27
26
25
23
21
19
17
16
14
14
12
12
12
13
12
11
9.8
9.2
9.8
11
19
26
20
19
23
19
19
19
17
16
16
14
14
14
14
14
16
18
18
22
21
17
15
20
28
35
36
34
26
23
21
18
16
14
12
12
13
12
10
9.8
9.2
8.7
8.2
7.9
7.9
7.9
7.9
7.9
7.2
6.9
6.7
6.5
6.2
6
5.8
5.6
6.2
7.2
6.7
6.2
6.2
7.7
12
11
9.5
9
7.9
7.4
7.4
7.9
8.5
8.7
8.2
8.5
8.2
7.4
7.2
6.9
6.7
6.7
6.7
8.2
7.7
7.2
6.9
7.2
6.9
7.2
7.2
9.5
9.5
9
7.9
7.4
7.4
7.2
6.9
6.9
8.2
14
18
16
15
14
16
17
16
13
14
13
14
13
12
13
13
13
13
14
13
12
13
14
15
15
15
14
14
14
12
12
12
12
12
12
11
11
10
10
10
11
10
9
9
8.7
8.5
7.5
7.5
7
7.5
7.5
7
6
5.5
5.5
6
6.5
6.5
6
5
5.5
6
5.8
5.8
3.5
5.6
5.8
5.6
6
5.1
4.9
5.4
5.6
4.9
5.1
5.8
5.8
5.6
5.6
5.6
5.8
5.8
5.6
5.8
5.8
5.6
5.6
5.4
5.4
5.6
5.6
5.6
5.8
6
6
6
5.8
6
6
6
6.5
6.2
6.2
5.8
5.8
6
6
5.4
5.8
6
6
6
5.8
5.8
5.8
6
5.8
5.8
5.8
5.8
5.5
5.5
5.8
5.1
5.5
5.5
5.5
6
6.5
6.5
7
7.5
8
9
10
10
9.5
9
9.2
9.2
9
8.7
8.7
8.5
8.5
8.5
8.5
9
9.5
11
11
11
11
10
10
9.5
9.5
9.5
9
9
9
8.7
8.5
9
10
13
17
18
16
14
14
14
13
12
12
13
16
18
16
15
20
28
35
39
45
56
63
51
44
42
43
46
51
63
80
74
60
55
54
66
88
146
157
172
212
257
274
279
284
274
207
161
149
123
114
139
172
202
212
157
133
139
161
221
296
338
376
350
320
326
290
262
202
230
290
356
429
429
376
376
279
221
197
216
246
308
344
326
326
344
338
338
356
389
382
370
356
344
320
296
296
274
268
235
207
180
184
252
184
133
110
94
86
74
66
60
56
51
46
43
41
42
37
35
32
30
28
27
27
27
26
25
24
24
25
27
26
25
23
21
19
18
18
20
23
19
16
15
14
14
16
14
12
12
11
10
10
11
10
9.2
9.5
9.8
10
11
19
26
23
33
27
22
19
17
16
15
14
14
13
12
12
12
11
11
10
