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USGS 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 01576787 Pequea Creek at Martic Forge, PA


Lancaster County, Pennsylvania
Hydrologic Unit Code 02050306
Latitude  39°54'21", Longitude  76°19'43" NAD27
Drainage area 148  square miles
Gage datum 208.5 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 1976-10-01 -> 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
1 229 220 256 292 361 182 154 108 218 277 195 218
2 241 231 401 313 236 276 149 124 239 163 143 179
3 215 256 240 357 222 231 162 128 113 155 195 187
4 194 256 261 290 218 217 150 168 108 147 137 160
5 186 245 331 295 224 181 138 147 97 133 141 277
6 200 218 240 265 228 198 143 118 282 133 137 193
7 210 212 253 268 237 182 151 204 182 119 136 190
8 240 220 263 272 228 161 155 182 185 349 140 209
9 281 199 292 260 206 165 158 115 173 445 137 234
10 295 190 405 254 197 185 141 120 154 197 139 201
11 235 218 418 262 201 200 176 127 166 294 134 207
12 233 214 304 255 206 176 165 136 140 190 147 213
13 230 242 319 265 223 182 134 224 131 143 156 181
14 285 230 432 258 227 157 156 138 111 136 135 176
15 217 222 349 308 229 149 163 108 111 182 131 181
16 209 232 276 325 247 147 130 100 106 163 207 243
17 219 240 258 291 228 144 147 117 110 147 189 207
18 234 216 256 235 197 147 136 124 149 135 152 355
19 207 203 250 243 216 149 117 143 131 135 143 229
20 264 209 277 243 202 154 112 114 106 133 164 187
21 403 264 288 224 192 153 143 118 100 121 135 259
22 253 256 372 258 187 147 136 254 199 118 155 200
23 209 240 309 254 184 136 174 130 162 122 193 252
24 374 289 325 227 191 147 142 122 162 130 168 233
25 417 467 283 223 179 149 131 98 116 133 203 277
26 571 440 313 220 179 181 128 97 139 140 170 250
27 278 259 341 259 168 309 116 112 143 180 175 222
28 229 256 295 231 172 238 150 196 170 173 254 236
29 243 228 318 228 180 155 126 139 150 234 166 210
30 213   282 288 182 151 115 128 262 363 189 198
31 323   291   163   105 122   161   188