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USGS Surface-Water Daily Statistics for the Nation

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 01572190 Swatara Creek near Inwood, PA


Lebanon County, Pennsylvania
Hydrologic Unit Code 02050305
Latitude  40°28'45", Longitude  76°31'52" NAD27
Drainage area 167  square miles
Gage datum 426.13 feet above NAVD88
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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 1988-10-01 -> 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
1 362 338 408 606 482 305 225 134 196 300 386 484
2 370 365 466 614 399 286 200 201 348 178 261 535
3 344 354 420 680 390 289 172 160 174 153 299 421
4 328 363 400 598 354 282 165 240 132 143 225 441
5 336 392 603 494 388 339 229 226 159 143 214 436
6 344 339 527 460 484 321 180 189 173 125 235 388
7 316 348 521 516 440 292 226 184 345 115 212 360
8 380 323 455 434 418 251 227 157 698 164 213 351
9 387 289 483 405 424 245 171 139 275 156 281 305
10 351 271 557 435 396 236 164 141 213 162 261 330
11 334 269 734 481 415 357 139 165 173 182 239 451
12 341 294 601 469 434 355 214 225 141 189 251 511
13 356 279 541 613 395 377 245 491 128 153 281 435
14 415 270 532 553 391 318 280 313 110 157 235 456
15 372 293 518 634 428 245 283 201 104 162 255 414
16 379 347 469 701 521 219 237 153 132 178 280 384
17 345 340 451 739 547 216 251 132 149 164 363 484
18 363 343 455 528 420 232 212 136 479 164 277 400
19 449 332 439 450 414 231 161 144 311 319 249 331
20 546 300 486 445 427 265 143 123 186 324 288 315
21 384 357 601 428 346 428 124 177 136 282 281 427
22 315 370 746 465 302 310 163 201 131 214 274 401
23 370 371 624 427 286 250 360 176 265 205 439 374
24 512 462 628 381 291 245 480 132 208 220 334 512
25 521 557 583 368 271 228 473 115 169 219 360 678
26 454 487 543 389 264 345 317 100 185 206 320 470
27 459 426 645 390 261 368 193 94 191 243 346 388
28 453 417 646 412 245 785 156 173 331 356 589 382
29 381 510 730 374 267 364 154 136 297 406 458 375
30 383   629 386 320 235 136 108 297 369 377 361
31 382   603   302   130 108   313   341