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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 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 water year of record in, ft3/s   (Calculation Period 1978-10-01 -> 2022-09-30)

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
1 304 345 423 378 293 297 272 159 216 230 278 383
2 320 299 412 332 331 291 276 192 166 225 258 343
3 356 331 412 286 331 301 264 244 197 252 245 389
4 340 401 416 325 356 252 254 183 235 256 253 360
5 332 422 387 345 333 256 236 232 242 248 229 317
6 306 377 408 342 272 254 222 225 225 240 226 344
7 283 336 442 344 285 276 216 193 194 229 221 377
8 289 328 428 287 332 253 246 164 219 223 184 363
9 298 333 428 241 355 225 222 145 321 215 188 333
10 319 297 423 249 354 223 207 157 312 212 224 319
11 324 267 418 258 313 252 185 171 300 223 223 307
12 305 289 444 297 288 285 213 200 284 247 206 318
13 300 313 457 325 293 253 224 188 256 225 219 318
14 298 314 469 362 296 244 278 229 239 233 228 363
15 284 304 484 365 282 238 282 249 243 244 222 484
16 264 314 498 346 307 229 234 195 211 258 237 471
17 282 345 466 432 320 219 212 146 200 254 263 427
18 295 355 411 499 330 217 241 152 186 242 303 376
19 316 357 396 457 309 226 223 197 223 264 299 340
20 352 358 411 414 342 269 198 169 281 285 268 324
21 395 366 424 337 337 279 186 170 280 316 260 317
22 423 377 479 308 329 235 165 223 254 296 256 308
23 396 388 482 291 303 244 208 247 196 276 263 292
24 383 415 453 259 263 288 258 200 170 268 275 302
25 386 426 428 277 245 295 245 171 169 245 274 326
26 421 405 412 305 224 302 230 160 179 233 275 383
27 417 407 412 314 223 286 220 145 167 235 273 382
28 383 423 422 304 222 318 202 148 177 261 277 377
29 404 574 420 310 225 312 176 163 184 281 341 356
30 387   434 311 306 270 160 197 207 284 414 337
31 384   416   306   160 218   276   315