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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 01516350 Tioga River near Mansfield, PA


Tioga County, Pennsylvania
Hydrologic Unit Code 02050104
Latitude  41°47'49", Longitude  77°04'50" NAD27
Drainage area 153  square miles
Gage datum 1,120.80 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 1975-10-01 -> 2025-09-30)

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
1 262 192 263 622 333 185 123 97 53 118 178 318
2 265 204 279 661 296 158 107 73 77 117 170 361
3 222 223 272 637 263 151 96 70 69 108 152 281
4 236 199 382 662 254 159 116 69 59 99 164 271
5 252 204 403 662 238 200 96 61 62 111 164 226
6 212 209 389 559 260 285 87 65 66 106 154 205
7 187 203 331 516 242 196 112 68 100 101 162 200
8 245 211 351 478 222 150 108 79 176 94 238 175
9 284 173 340 452 255 127 88 173 131 104 221 179
10 249 183 331 507 271 109 78 85 106 81 208 199
11 201 194 410 475 334 98 70 65 102 87 206 273
12 222 207 381 433 325 104 99 63 67 99 240 223
13 290 200 378 417 277 106 117 93 74 111 190 283
14 305 249 384 388 318 133 101 119 63 117 157 295
15 239 247 469 396 279 150 96 80 59 117 152 248
16 219 264 355 530 325 121 82 64 58 113 192 217
17 190 216 332 498 295 155 78 78 140 120 207 218
18 246 322 349 374 239 146 87 311 339 114 186 273
19 436 254 350 345 311 125 66 99 120 176 190 209
20 285 266 379 385 255 127 59 74 88 249 186 196
21 228 434 473 400 211 193 59 92 69 289 178 252
22 179 254 466 340 204 139 79 66 71 184 162 260
23 186 287 426 329 192 122 94 58 127 211 184 316
24 308 326 422 345 196 107 150 54 92 169 158 315
25 348 317 421 361 174 121 139 49 118 150 169 355
26 288 256 442 429 167 105 97 46 95 157 248 250
27 309 250 496 368 159 157 139 47 110 198 280 224
28 242 301 501 344 183 190 106 50 168 191 320 228
29 203 307 522 308 224 130 76 69 145 220 310 222
30 189   587 356 192 120 80 55 123 301 287 259
31 234   549   159   104 54   198   282