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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 02208150 ALCOVY RIVER AT NEW HOPE ROAD, NEAR GRAYSON, GA


Gwinnett County, Georgia
Hydrologic Unit Code 03070103
Latitude  33°55'01", Longitude  83°53'17" NAD83
Drainage area 30.8  square miles
Contributing drainage area 30.8  square miles
Gage datum 785.51 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 2000-10-01 -> 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 55 51 69 64 35 53 85 27 27 27 22 53
2 64 53 73 51 38 36 72 32 25 46 60 49
3 95 78 77 56 78 37 35 43 19 21 30 33
4 126 93 60 47 76 35 41 24 19 22 29 29
5 55 83 70 98 97 36 31 24 19 29 31 35
6 53 112 122 59 70 33 38 23 15 24 35 56
7 49 80 58 79 49 38 73 32 57 37 42 33
8 47 51 54 62 39 48 32 32 31 45 27 32
9 103 46 81 51 33 39 37 25 20 26 41 83
10 48 47 60 44 32 33 37 23 17 24 35 75
11 79 74 51 46 32 32 62 24 23 73 81 72
12 54 95 73 50 35 40 37 27 32 77 50 41
13 50 121 58 55 34 37 38 20 23 30 37 41
14 49 58 47 51 29 45 45 27 21 31 26 48
15 46 54 73 54 39 40 32 24 22 33 44 66
16 50 64 67 50 33 33 23 19 59 28 49 39
17 60 53 58 40 33 121 28 27 129 21 32 50
18 48 65 58 41 38 56 35 31 36 19 28 55
19 56 75 56 127 59 35 30 39 24 22 42 38
20 50 59 100 55 35 44 27 35 35 20 30 42
21 65 74 61 42 47 35 61 38 116 18 28 42
22 84 94 47 41 49 37 42 34 56 18 34 47
23 71 80 53 60 44 32 29 75 29 23 61 80
24 86 71 58 56 32 27 26 29 25 21 53 130
25 113 60 60 47 31 35 60 32 30 31 30 95
26 62 65 52 38 36 29 34 37 60 23 30 60
27 52 52 89 36 33 41 30 26 124 30 31 48
28 47 59 117 37 26 38 27 37 45 31 29 90
29 41 50 56 35 36 27 25 25 23 34 29 79
30 56   60 41 42 30 25 32 19 22 64 78
31 45   95   34   27 52   22   50