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USGS Daily Statistics for Pennsylvania

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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 01470960 Tulpehocken Cr at Blue Marsh Damsite near Reading


Berks County, Pennsylvania
Hydrologic Unit Code 02040203
Latitude  40°22'14", Longitude  76°01'32" NAD27
Drainage area 175  square miles
Contributing drainage area 175  square miles
Gage datum 230.06 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 37 - 38 years of record in, ft3/s   (Calculation Period 1978-10-01 -> 2016-09-30)

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
1 294 359 407 370 282 287 284 143 156 234 259 407
2 315 303 383 320 333 282 288 143 108 229 248 351
3 355 344 393 275 334 300 268 151 125 258 230 400
4 333 405 403 323 355 245 262 150 142 264 211 371
5 322 410 381 344 331 236 215 145 138 255 190 328
6 306 372 417 344 262 250 214 143 143 247 200 362
7 284 339 456 324 282 280 210 129 125 235 192 395
8 294 323 440 266 341 255 206 127 188 226 157 378
9 306 330 447 226 370 223 199 126 290 209 174 346
10 333 294 439 240 366 219 196 142 269 201 218 335
11 342 257 421 256 322 211 172 148 252 219 217 322
12 316 266 453 291 291 240 168 157 246 248 197 332
13 302 284 474 321 279 244 206 149 236 221 205 332
14 294 290 491 357 269 240 257 199 233 231 218 385
15 287 297 509 354 271 236 275 198 244 235 214 527
16 266 305 529 329 306 228 230 162 204 240 232 512
17 284 334 498 427 309 219 205 133 198 232 266 455
18 298 343 435 504 325 218 231 136 184 222 315 393
19 327 343 411 466 306 226 218 135 229 254 305 354
20 369 349 426 427 299 223 183 131 295 280 265 340
21 417 366 438 345 311 203 155 154 278 314 259 320
22 446 376 488 315 312 211 148 176 246 292 259 302
23 387 384 495 297 295 238 187 178 197 268 270 291
24 350 419 465 259 260 268 213 177 169 261 285 309
25 345 432 438 270 240 268 181 159 167 234 256 337
26 397 396 421 294 216 295 167 149 173 225 244 381
27 413 400 427 315 213 290 190 127 154 230 254 364
28 380 427 443 305 215 325 190 112 164 252 273 357
29 419 608 430 311 217 325 167 139 172 271 357 346
30 403   443 307 280 282 148 170 197 277 444 339
31 403   417   292   147 180   261   308