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<br /> <br /> <br /> 15 <br /> <br /> PLATTE RIVER BASIN <br /> <br /> 06720500 SOUTH PLATTE RIVER AT HENDERSON, CO <br /> <br />LOCATION --Lat 39°55'19", long 104°52'00", in SE¼NE¼ sec.34, T.l S., R,67 W., Adams County, Hydrologic Unit 10190003, on <br />right bank 500 ft upstream from bridge on State Highway 22 and 0.2 mi northwest of Henderson. <br /> <br />DRAINAGE AREA.--4,713 mi2. <br /> <br />GAGE.--Water-stage recorder with satellite telemetry. Datum of gage is 5,003.12 ft above National Geodetic Vertical Datum <br />of 1929. See WSP 1710 or 1730 for history of changes prior to June 1, 1960. June 1, 1960, to May 10, 1969, water- <br />stage recorder at site 1,200 ft upstream at datum 2.00 ft, higher. May 11 to Oct. 2, 1969, non-recording gage at <br />site 500 ft downstream at present datum. Levels were run on August 09, 1991 using RM No. 5 as base. The RP was <br />found to be 0.02 ft. high and was not corrected. Station maintained and records developed by Rodger L. Burcher. <br /> <br />REMARKS.--The satellite record is the primary record. Record is complete and reliable except for Jun. 9, 1992 which was <br />missing chart and satellite data. Record is considered fair due to inability to adequately compare recorder and <br />satellite data. <br /> <br />RATING TABLE.--PLAHENCO26 USED FROM 01-OCT-1991 TO 30-SEP-1992 <br /> <br /> DISCHARGE, IN CFS, WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 <br /> MEAN VALUES <br /> <br />DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 259 242 283 301 391 383 737 209 1080 428 370 281 <br /> 2 244 246 293 303 379 391 634 199 449 599 356 256 <br /> 3 226 229 283 312 375 391 633 199 301 387 359 238 <br /> 4 236 252 283 316 379 1830 619 211 314 401 376 227 <br /> 5 247 256 289 313 383 763 626 204 308 387 352 211 <br /> 6 239 246 286 320 375 512 591 194 324 390 371 202 <br /> 7 301 246 290 335 378 482 507 204 407 410 360 203 <br /> 8 308 236 290 438 381 604 480 278 507 419 297 207 <br /> 9 311 229 296 451 386 1080 400 333 603 435 282 201 <br /> 10 305 222 297 442 395 1110 348 461 439 428 270 202 <br /> 11 320 219 292 460 392 1010 320 400 442 557 307 195 <br /> 12 276 218 287 442 390 925 344 361 579 672 462 194 <br /> 13 254 234 287 428 380 850 509 321 519 855 411 199 <br /> 14 251 249 286 438 379 770 627 295 526 443 439 250 <br /> 15 246 239 286 433 361 700 405 306 528 496 361 200 <br /> 16 246 259 290 433 373 676 548 374 496 738 365 193 <br /> 17 235 415 290 428 368 646 758 405 458 670 431 195 <br /> 18 238 438 290 424 367 652 566 398 438 450 402 188 <br /> 19 241 474 291 424 367 749 483 329 444 390 391 191 <br /> 20 238 439 297 428 356 646 495 375 652 473 346 194 <br /> 21 246 438 297 438 361 627 472 396 581 710 344 197 <br /> 22 243 403 289 415 363 748 402 550 622 442 339 200 <br /> 23 235 324 298 371 367 664 263 415 512 391 356 192 <br /> 24 255 305 297 375 377 491 244 374 487 604 5330 179 <br /> 25 234 294 286 379 375 558 232 577 683 458 1550 188 <br /> 26 210 290 283 415 368 460 231 476 883 558 449 195 <br /> 27 199 294 301 415 371 465 239 474 677 515 386 194 <br /> 28 236 308 297 399 379 2280 229 379 583 242 343 199 <br /> 29 246 290 297 391 379 935 298 331 576 275 326 197 <br /> 30 239 290 300 379 --- 690 228 275 514 339 310 194 <br /> 31 246 --- 297 383 --- 717 --- 384 --- 395 298 --- <br /> <br />TOTAL 7810 8824 9028 12229 10895 23805 13468 10687 15932 14957 17339 6162 <br />MEAN 252 294 291 394 376 768 449 345 531 482 559 205 <br />AC-FT 15490 17500 17910 24260 21610 47220 26710 21200 31600 29670 34390 12220 <br />MAX 320 474 301 460 395 2280 758 577 1080 855 5330 281 <br />MIN 199 218 283 301 356 383 228 194 301 242 270 179 <br /> <br />CAL YR 1991 TOTAL 146725 MEAN 402 MAX 3530 MIN 90 AC-FT 291000 <br />WTR YR 1992 TOTAL 151136 MEAN 413 MAX 5330 MIN 179 AC-FT 299800 <br /> <br />MAX DISCH 11439 CFS AT 2015 24-AUG-1992 GH 9.80 FT. SHIFT -1.17 FT. MAX GH 9.80 FT. AT 2015 <br />24-AUG-1992 <br />