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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 36 - 37 years of record in, ft3/s   (Calculation Period 1978-10-01 -> 2015-09-30)

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
1 289 362 380 380 287 280 272 143 157 205 257 414
2 315 304 371 328 341 279 277 144 108 210 247 353
3 356 341 403 282 340 302 265 152 126 252 231 403
4 333 388 413 332 362 246 259 151 143 258 212 376
5 324 389 387 354 338 240 210 146 139 255 191 333
6 309 350 425 355 266 253 211 143 144 251 200 368
7 286 316 464 335 286 285 208 129 126 239 192 401
8 296 308 447 273 343 260 205 127 191 229 157 383
9 308 322 455 231 372 218 197 126 296 212 174 351
10 327 288 443 243 368 217 194 142 273 204 219 340
11 325 252 419 256 324 215 170 145 252 222 218 327
12 309 264 428 294 296 247 166 156 247 251 198 338
13 300 282 443 325 284 252 207 149 236 223 206 338
14 293 288 461 365 274 247 260 202 232 234 220 391
15 286 295 480 363 277 241 272 201 243 236 216 537
16 266 300 503 337 315 229 228 165 202 241 235 522
17 284 316 485 440 320 221 207 134 198 232 270 463
18 298 332 427 521 335 222 235 137 186 222 319 400
19 328 341 407 480 313 227 220 136 232 254 309 360
20 370 352 426 440 306 224 185 133 299 280 268 345
21 420 371 439 347 320 201 156 138 282 316 263 324
22 450 379 493 311 321 208 149 165 249 293 262 306
23 390 385 507 297 303 240 189 174 199 268 274 295
24 352 420 477 260 265 268 215 177 171 261 289 303
25 347 439 449 272 245 269 183 161 169 233 259 325
26 399 371 431 298 221 298 168 150 175 224 247 376
27 417 364 437 320 218 293 179 128 156 229 257 365
28 385 394 454 310 219 325 183 113 166 252 277 357
29 425 470 440 316 222 321 167 140 174 260 364 342
30 409   454 313 289 278 149 172 181 264 453 328
31 409   428   298   148 182   257   299