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USGS Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 06847500 Sappa Creek near Stamford, Nebr.


Harlan County, Nebraska
Hydrologic Unit Code 10250011
Latitude  40°07'06", Longitude  99°31'01" NAD83
Drainage area 3,840  square miles
Contributing drainage area 3,370.00  square miles
Gage datum 1,966.53 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1945-10-01 -> 2025-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 8.7 9.7 24 26 28 62 72 39 19 23 11 10
2 8.6 10 24 24 39 68 76 39 19 23 11 10
3 8.4 11 24 24 28 69 65 44 29 19 11 10
4 8.1 12 20 23 25 56 55 42 39 17 10 10
5 8.4 13 20 24 26 66 59 44 28 21 10 10
6 8.5 14 20 24 33 56 65 36 38 25 10 10
7 8.3 13 22 22 35 48 56 48 40 29 10 9.8
8 8.4 13 24 22 37 55 53 68 34 31 10 9.8
9 8.6 18 24 22 46 66 53 62 47 35 10 9.6
10 8.6 22 24 22 40 67 48 38 52 46 9.9 9.6
11 8.6 16 24 21 40 63 57 41 51 52 10 9.5
12 8.7 14 24 21 35 64 67 56 49 69 11 9.3
13 8.8 14 25 20 32 87 76 62 36 58 11 9.6
14 8.9 14 27 20 30 101 107 54 29 49 10 9.1
15 8.5 14 28 20 27 157 92 49 20 41 10 8.9
16 8.5 15 29 20 32 205 64 47 19 24 11 9
17 8.5 15 30 20 46 177 77 47 22 23 11 8.7
18 8.4 16 29 20 41 139 95 56 20 35 12 8.6
19 8.2 16 29 20 44 114 107 47 20 55 12 9
20 8.2 17 26 22 45 115 87 45 18 42 12 9.5
21 8.4 20 24 22 66 116 76 38 26 24 12 9.1
22 8.6 20 25 22 87 161 81 40 35 21 11 8.9
23 9 22 32 22 70 143 65 48 39 22 11 9
24 9.2 29 56 23 60 333 56 47 34 26 11 8.7
25 9.1 27 57 22 56 164 48 34 29 22 11 8.6
26 9 24 48 21 58 133 46 25 21 17 10 8.6
27 8.9 24 44 21 80 122 51 22 17 14 11 9.1
28 9.3 24 36 21 80 106 55 20 16 13 10 8.8
29 9.4 16 36 23 70 94 61 30 17 13 10 8.8
30 9.6   34 22 71 88 57 27 22 12 10 9
31 9.8   30   65   42 23   12   8.8