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USGS Surface-Water Daily Statistics for Texas

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Explore Real-time Water Data Using New Products from USGS TXWSC

View over 750 USGS real-time stream, lake, reservoir, precipitation, and groundwater stations in context with current weather and hazard conditions on both desktop and mobile devices.

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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 08189200 Copano Ck nr Refugio, TX


Refugio County, Texas
Hydrologic Unit Code 12100405
Latitude  28°18'12", Longitude  97°06'44" NAD27
Drainage area 87.8  square miles
Contributing drainage area 87.8  square miles
Gage datum 17.25 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 1969-10-01 -> 2020-09-30)

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 20 26 34 19 28 41 54 11 44 32 78 11
2 17 24 30 16 25 48 48 9.5 42 28 95 17
3 13 27 27 19 64 49 43 7.7 43 21 89 24
4 13 40 21 24 84 48 49 5.5 43 27 85 27
5 12 46 16 44 61 39 58 3.6 38 29 75 22
6 11 55 28 45 51 30 79 3.9 31 24 68 19
7 9 54 48 52 51 30 101 5.5 25 30 59 17
8 6.9 44 44 54 50 26 97 3.4 22 27 44 15
9 8.5 33 32 53 49 22 89 1.7 27 21 36 14
10 14 31 36 49 57 18 72 2 37 35 33 13
11 36 34 34 50 69 16 59 2.7 86 36 28 13
12 39 44 51 47 66 46 44 2.2 167 43 23 17
13 35 40 55 36 63 103 33 1.7 176 57 28 19
14 29 31 64 27 69 109 26 1.1 146 66 30 19
15 41 28 62 21 79 95 39 1 111 72 28 19
16 45 25 50 21 105 77 67 0.92 92 70 38 18
17 40 20 46 31 112 70 92 1.2 90 68 46 19
18 32 16 52 38 103 71 119 2 92 83 47 19
19 28 15 68 34 86 55 108 3.1 123 110 43 20
20 23 15 61 31 72 80 86 2.3 127 118 56 26
21 26 16 51 26 61 105 70 2.8 124 117 69 26
22 30 14 44 22 52 112 56 3.6 110 103 63 35
23 24 14 36 18 45 99 40 6.4 102 87 59 38
24 24 14 30 21 43 87 28 5.8 102 79 49 38
25 30 25 24 23 35 73 24 5 82 74 40 39
26 30 40 19 22 50 65 25 24 61 61 29 37
27 37 37 14 22 39 78 23 32 48 57 22 34
28 36 34 15 42 30 77 22 40 43 51 17 28
29 31 41 31 47 29 64 19 47 34 49 15 23
30 27   31 37 37 55 15 44 31 44 12 19
31 28   24   46   13 40   59   15