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USGS Daily Statistics for Texas

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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 08167500 Guadalupe Rv nr Spring Branch, TX


Comal County, Texas
Hydrologic Unit Code 12100201
Latitude  29°51'37", Longitude  98°23'00" NAD27
Drainage area 1,315  square miles
Contributing drainage area 1,315  square miles
Gage datum 948.43 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 1921-10-01 -> 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
1 413 329 303 305 437 554 550 172 184 185 335 210
2 265 338 286 295 574 549 813 231 154 180 298 229
3 254 351 298 287 593 528 1,410 903 185 175 373 235
4 252 566 454 354 468 638 764 637 169 254 375 219
5 247 407 392 325 368 675 889 198 190 477 284 240
6 244 370 337 341 386 709 676 171 231 291 316 229
7 237 338 330 483 389 480 363 171 200 403 268 231
8 241 313 324 334 404 389 305 162 262 235 244 234
9 238 318 306 300 370 421 285 163 299 213 238 228
10 237 313 295 293 394 516 266 165 303 264 230 234
11 247 293 290 289 409 463 264 148 617 220 225 253
12 238 290 394 300 424 504 437 171 272 257 224 268
13 236 280 324 286 413 530 281 197 169 382 217 265
14 232 276 331 283 473 525 278 501 165 517 244 240
15 226 277 323 288 426 1,080 349 263 346 361 327 284
16 236 324 414 559 452 548 441 260 432 500 395 270
17 239 292 351 398 495 546 387 572 277 660 499 239
18 340 281 355 392 508 461 600 261 266 353 299 229
19 303 278 350 348 562 381 305 185 288 331 266 241
20 353 289 351 367 482 326 256 162 238 581 258 384
21 354 361 438 424 515 331 376 148 215 258 244 759
22 297 318 355 382 502 1,000 327 141 255 295 261 560
23 284 347 321 319 492 762 252 144 333 352 247 363
24 290 345 301 426 863 458 292 178 266 401 231 304
25 274 358 291 545 561 414 270 146 240 298 226 276
26 261 371 313 403 740 387 228 146 215 265 223 269
27 273 332 392 431 623 401 217 138 388 238 229 275
28 261 300 352 443 567 332 205 143 500 252 225 265
29 266 261 340 414 749 300 206 151 247 436 223 265
30 261   334 408 764 517 190 239 241 396 215 266
31 261   391   549   175 221   297   298