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USGS Surface-Water Daily Statistics for Pennsylvania

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[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.


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 01576767 Pequea Creek near Ronks, PA


Lancaster County, Pennsylvania
Hydrologic Unit Code 02050306
Latitude  40°00'33", Longitude  76°09'44" NAD83
Drainage area 70.0  square miles
Gage datum 325 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 2012-10-01 -> 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
1 104 91 129 120 241 83 105 77 158 63 122 96
2 113 102 129 112 109 92 104 70 204 85 72 83
3 90 131 115 104 102 110 82 63 69 80 133 77
4 95 150 135 103 100 99 84 170 60 69 67 73
5 90 135 157 99 103 89 81 94 57 64 66 78
6 99 112 107 106 111 87 81 68 99 58 75 74
7 84 117 104 116 119 89 84 131 76 57 68 93
8 81 111 103 124 111 92 79 121 68 57 64 73
9 83 100 136 107 99 101 92 68 84 55 67 73
10 90 97 169 102 94 116 94 63 88 59 74 76
11 103 122 197 100 100 116 110 67 69 172 66 72
12 102 108 138 104 100 96 98 71 72 85 80 70
13 101 111 130 119 116 127 87 189 75 63 85 67
14 86 100 148 100 114 91 81 79 63 64 67 70
15 85 97 118 108 96 87 86 69 59 75 65 82
16 94 137 112 111 114 89 74 65 57 83 87 102
17 112 113 107 97 104 86 75 66 56 70 79 95
18 90 104 106 94 93 90 78 68 66 60 75 80
19 88 100 113 112 102 85 73 101 57 65 74 73
20 126 98 111 110 94 82 71 69 55 59 69 71
21 86 103 125 99 90 85 70 82 54 58 64 117
22 78 109 147 95 94 78 74 179 57 56 62 85
23 86 106 112 93 95 84 113 82 81 57 61 108
24 120 124 121 92 90 98 85 73 63 56 79 101
25 129 182 125 93 87 81 77 63 73 54 118 142
26 110 119 111 97 90 82 73 60 65 60 76 91
27 94 116 112 97 85 84 65 58 66 71 89 89
28 89 124 115 90 89 109 119 57 86 58 74 98
29 87 125 119 94 99 79 71 58 62 130 69 99
30 89   120 152 88 76 63 57 116 197 97 92
31 175   122   80   64 70   77   88