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USGS Daily Statistics for Pennsylvania

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 35 - 36 years of record in, ft3/s   (Calculation Period 1978-10-01 -> 2014-09-30)

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
1 283 369 380 380 287 280 274 144 160 207 261 419
2 315 308 371 328 341 280 278 145 109 212 252 355
3 360 344 403 282 340 305 261 153 126 256 235 405
4 337 393 413 332 362 246 258 150 144 264 217 378
5 325 395 387 354 338 239 208 145 140 260 195 334
6 310 356 425 355 266 253 211 144 146 256 203 371
7 288 321 464 335 286 287 208 129 127 244 194 401
8 299 313 447 273 343 261 206 128 193 234 159 380
9 312 327 455 231 372 216 198 127 301 217 176 348
10 332 291 443 243 368 215 194 144 278 208 223 340
11 330 255 419 256 324 215 170 146 256 226 221 328
12 311 267 428 294 296 245 167 156 251 257 200 341
13 299 286 443 325 284 243 205 145 240 228 209 342
14 293 293 461 365 274 233 253 200 236 239 223 397
15 288 300 480 363 277 228 266 202 247 241 219 547
16 268 305 503 337 315 217 226 166 205 227 239 531
17 288 321 485 440 320 215 208 135 201 216 275 468
18 302 332 427 521 335 220 238 138 189 211 324 403
19 333 341 407 480 306 227 223 137 237 244 315 363
20 376 352 426 440 304 223 187 133 307 274 273 348
21 427 371 439 347 320 199 156 138 289 313 267 327
22 458 379 493 311 322 206 149 167 254 292 267 310
23 396 385 507 297 303 239 190 176 201 268 279 298
24 358 420 477 260 263 269 217 179 168 261 293 306
25 353 439 449 272 243 270 183 163 166 233 261 329
26 406 371 431 298 217 294 168 151 175 224 250 381
27 424 364 437 320 213 293 179 128 159 229 261 370
28 392 394 454 310 211 328 180 113 169 252 280 362
29 434 470 440 316 216 324 165 141 178 260 368 338
30 417   454 313 288 280 149 175 184 265 460 319
31 417   428   299   148 185   259   291