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USGS Daily Statistics for the Nation

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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 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 63 35 53 85 27 27 27 22 53
2 64 53 73 50 38 37 72 32 25 46 60 49
3 95 78 77 54 77 37 35 43 19 21 30 33
4 126 93 58 46 76 35 41 24 19 22 29 29
5 55 83 70 95 94 37 31 24 19 29 31 35
6 53 112 119 62 68 34 38 23 15 24 35 56
7 49 80 57 88 49 39 73 32 57 37 42 33
8 47 51 53 64 38 50 32 32 31 45 27 32
9 103 46 78 52 33 43 37 25 20 26 41 83
10 48 47 60 45 32 39 37 23 17 24 35 75
11 79 74 52 46 32 36 62 24 23 73 81 72
12 54 95 72 49 38 45 37 27 32 77 50 41
13 50 121 57 54 35 52 38 20 23 30 37 41
14 49 58 46 50 31 46 45 27 21 31 26 48
15 46 54 71 53 39 41 32 24 22 33 44 66
16 50 64 67 49 34 34 23 19 59 28 49 39
17 60 53 57 40 33 118 28 27 129 21 32 50
18 48 65 57 41 38 56 35 31 36 19 28 55
19 56 74 55 123 58 35 30 39 24 22 42 38
20 50 59 97 53 35 44 27 35 35 20 30 42
21 65 74 59 41 48 35 61 38 116 18 28 42
22 84 93 46 40 49 37 42 34 56 18 34 47
23 71 80 52 58 43 32 29 75 29 23 61 80
24 86 70 56 57 31 27 26 29 25 21 53 130
25 113 60 58 47 33 35 60 32 30 31 30 95
26 62 65 51 47 37 29 34 37 60 23 30 60
27 52 52 86 37 37 41 30 26 124 30 31 48
28 47 59 113 38 28 38 27 37 45 31 29 90
29 41 50 54 36 39 27 25 25 23 34 29 79
30 56   58 41 45 30 25 32 19 22 64 78
31 45   93   35   27 52   22   50