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USGS Surface-Water 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 02336340 NANCY CREEK AT JOHNSON FERRY RD, AT CHAMBLEE, GA


Dekalb County, Georgia
Hydrologic Unit Code 03130001
Latitude  33°53'51.9", Longitude  84°20'42.9" NAD83
Drainage area 17.80  square miles
Gage datum 837.47 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 2011-10-01 -> 2024-09-30)

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 49 18 21 33 16 20 20 33 24 36 17 43
2 82 28 28 18 11 21 13 34 19 15 59 17
3 91 59 69 19 48 15 32 49 16 20 8.9 15
4 127 69 25 21 74 31 39 15 12 8.9 8.9 14
5 22 23 47 77 70 54 29 10 16 14 9.3 33
6 16 74 27 27 22 29 25 14 8.6 23 23 36
7 17 43 17 96 15 21 15 38 6.3 30 30 14
8 16 20 24 56 15 39 12 43 39 15 16 31
9 18 25 32 23 17 20 21 116 14 6.4 32 72
10 16 58 22 20 19 34 35 22 14 60 9.1 38
11 75 63 36 15 12 35 21 19 43 67 34 19
12 33 51 49 31 26 25 43 16 21 15 69 11
13 33 58 17 31 29 23 25 19 18 11 19 19
14 34 21 15 36 16 25 13 23 20 29 12 38
15 51 33 21 39 18 12 11 11 7.6 7.3 34 30
16 43 34 48 26 33 11 21 8.4 17 7.4 10 16
17 30 35 27 16 22 34 36 34 89 6.2 35 28
18 17 69 33 39 37 19 27 36 32 5.3 28 14
19 28 51 24 105 20 33 61 47 7.9 15 14 9.1
20 22 45 23 32 14 68 34 21 9.8 6.7 7.5 41
21 34 64 13 14 25 16 87 45 20 5.1 9.2 25
22 72 50 17 16 15 26 24 14 7.2 6.9 9.9 57
23 44 59 41 52 28 11 15 14 5.5 23 30 53
24 48 51 43 43 18 12 14 16 8.5 37 13 93
25 28 28 50 20 17 11 8.7 20 25 18 9.1 34
26 25 49 34 13 24 15 9.8 10 12 19 25 48
27 26 22 35 12 14 11 16 7.9 7 7.9 15 15
28 24 19 24 32 27 21 9.8 37 5.9 15 7.4 155
29 16 20 23 24 26 15 15 46 18 21 28 59
30 54   19 31 16 22 54 22 9.8 16 61 90
31 23   48   9.5   33 35   14   21