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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
1 230 216 257 288 366 183 154 109 218 277 200 224
2 243 229 403 290 236 281 150 126 239 163 146 183
3 217 255 235 296 222 234 165 124 113 155 201 190
4 194 255 261 257 218 220 152 165 108 147 140 162
5 186 244 332 281 223 182 140 148 97 133 144 284
6 200 216 235 254 227 194 145 106 282 133 140 198
7 202 211 250 259 238 182 153 182 182 119 139 195
8 239 219 263 265 228 161 157 182 185 349 143 215
9 256 197 289 253 206 166 161 111 173 445 140 240
10 189 188 385 248 196 187 143 114 154 197 142 203
11 223 217 419 257 200 202 179 126 166 294 137 187
12 226 213 303 248 206 178 168 136 140 190 150 211
13 212 239 319 260 224 184 136 228 131 143 160 182
14 280 226 436 254 227 158 158 140 111 136 138 178
15 212 220 350 307 229 149 166 108 111 182 134 183
16 203 231 276 325 248 148 131 100 106 165 213 248
17 215 239 257 289 229 145 148 118 110 150 194 210
18 232 215 256 232 196 148 135 121 149 137 155 234
19 204 202 250 241 217 150 118 141 131 138 147 210
20 264 208 277 241 203 155 113 113 106 136 168 182
21 409 265 289 221 192 154 145 119 100 123 137 259
22 253 257 377 257 188 148 138 260 199 120 144 199
23 207 240 300 253 185 137 174 130 162 124 194 254
24 379 291 317 225 191 149 142 122 162 133 171 235
25 420 476 282 221 179 151 132 98 116 136 208 281
26 578 448 314 218 179 184 130 97 139 143 174 253
27 276 260 342 259 168 316 117 112 143 185 177 223
28 211 257 295 230 173 244 152 196 170 178 260 214
29 233 228 319 227 181 157 128 139 150 241 170 207
30 207   283 289 181 152 117 128 262 374 194 196
31 323   292   163   106 122   165   186