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USGS Daily Statistics for South Dakota

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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 06430770 SPEARFISH CREEK NEAR LEAD, SD


Lawrence County, South Dakota
Hydrologic Unit Code 10120203
Latitude  44°17'57.24", Longitude 103°52'03.66" NAD27
Drainage area 64.8  square miles
Contributing drainage area 64.8  square miles
Gage datum 5,310.0 feet above NGVD29
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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 1988-10-01 -> 2019-09-30)

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 27 27 27 29 36 39 34 31 31 29 29 28
2 27 27 27 29 36 39 34 31 31 29 29 28
3 27 27 27 29 36 39 34 31 31 29 29 28
4 27 27 28 30 36 39 34 31 31 29 29 28
5 27 27 28 30 37 38 34 32 31 29 29 27
6 27 27 28 30 38 38 34 32 31 29 29 27
7 27 27 27 30 38 39 34 31 31 29 29 27
8 27 27 27 31 39 39 34 31 31 29 29 27
9 27 27 27 31 39 38 33 31 31 29 30 27
10 27 27 27 31 40 37 33 31 30 30 29 28
11 27 27 28 31 40 37 33 32 30 29 29 27
12 27 27 28 31 39 37 33 31 31 29 29 27
13 27 27 28 31 39 37 33 32 30 29 29 27
14 27 27 28 31 39 37 32 31 30 29 29 27
15 27 27 28 31 38 36 32 31 30 29 29 27
16 27 27 28 31 38 36 32 31 30 29 29 27
17 27 27 29 31 38 36 32 31 30 29 29 27
18 27 27 29 32 38 37 32 31 31 29 29 27
19 27 27 29 33 38 37 32 31 31 29 29 27
20 27 27 29 33 39 37 32 32 31 29 29 27
21 27 27 29 33 39 36 32 31 31 29 29 27
22 27 27 29 34 40 36 31 31 31 29 29 27
23 27 27 29 35 39 36 32 31 31 29 28 27
24 27 27 29 36 39 36 32 31 30 29 28 27
25 27 27 29 36 39 36 32 32 30 29 28 27
26 27 27 29 36 39 35 32 31 29 29 28 27
27 27 27 29 36 38 35 31 31 29 29 28 27
28 27 27 29 36 38 35 31 31 29 29 28 27
29 27 29 29 36 38 35 31 31 29 29 28 27
30 27   29 36 38 35 31 31 30 29 28 27
31 27   29   38   31 31   29   27