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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 06442900 ELM CREEK NEAR GANN VALLEY SD


Buffalo County, South Dakota
Hydrologic Unit Code 101401050306
Latitude  44°04'38.98", Longitude  99°09'02.46" NAD27
Drainage area 378.0  square miles
Contributing drainage area 378.0  square miles
Gage datum 1,601.0 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 1987-10-01 -> 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 1.4 4.3 21 79 38 23 9.3 6.6 2.1 2.2 13 2.9
2 1.3 4.5 18 75 51 25 14 5.3 1.7 1.6 8.9 2.9
3 1.3 3.8 28 60 109 31 18 4.4 1.6 1.2 6.8 2.8
4 1.2 4.9 47 51 56 99 12 5.1 2.9 1.1 5.5 2.6
5 1.3 6.3 66 53 66 113 8.2 8.6 3.1 1.2 4.8 2.5
6 1.2 7.5 90 74 93 71 6.9 7.2 2.1 1.1 4.3 2.3
7 1.2 8 85 53 77 31 7.7 6.3 1.6 1.3 3.9 2.2
8 1.9 8 102 50 53 19 7.3 5.8 1.5 1.2 3.4 2.2
9 1.5 7.9 94 40 57 19 6.3 4.9 1.3 0.99 3.4 2
10 1.2 16 55 34 98 22 24 5.9 1.1 0.94 3.5 1.9
11 1.2 41 40 29 145 21 20 5.5 1 1 3 1.9
12 1.1 28 78 59 84 21 15 4.9 10 1.4 2.9 1.8
13 1.1 33 118 94 80 21 14 5.6 24 2.4 3.3 1.8
14 1.1 44 103 56 65 17 7.6 11 20 2.5 3.3 1.8
15 1.1 38 63 65 50 13 5.5 6.7 10 2.6 3.6 1.8
16 1.1 30 48 83 35 18 5.9 5.8 6.7 2.6 4.7 1.8
17 1.1 35 42 81 49 21 7.2 4.5 4.5 5.6 5.3 1.8
18 1 60 35 98 73 19 7.6 3.4 3 13 5.6 1.8
19 1 61 34 70 73 17 9.1 2.8 2.2 6.7 4.4 1.8
20 1.1 47 42 57 44 15 5.7 2.6 1.8 5.4 4.6 1.7
21 1.1 43 74 63 30 22 6.3 3 1.5 4.7 4.1 1.7
22 1.1 40 123 84 44 19 7.7 2.9 2.6 3.9 3.7 1.6
23 1.1 34 147 89 77 15 9.7 3.1 3.1 5.7 3.5 1.6
24 1.7 28 152 74 45 13 8.6 7.6 2 6.1 3.4 1.6
25 1.6 23 165 51 27 9.3 64 5.2 1.7 5.2 3.3 1.6
26 1.2 24 183 38 42 9.4 86 5.9 1.6 4.5 3.4 1.6
27 1.1 40 288 32 23 7.8 36 4.7 1.4 3.8 3.3 1.7
28 1 51 391 32 44 8.1 23 3.2 1.3 3.5 3.3 1.6
29 1.2 67 241 31 53 9 15 2.5 2.1 6.4 3.1 1.5
30 1.9   136 30 64 11 10 6.5 2.4 12 3.1 1.5
31 2.6   93   36   7.7 4.4   27   1.5