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Table A-5. Summary of parameter values used in calculating the critical discharge (Q,) and bankfull <br />discharge (Qb) in individual reaches of the upper Colorado River. Additional data from Table A-3 were <br />used in the calculations. <br />----------- <br />RM ------- - - - --------- <br />RKM ----------- - - <br />Stratum -- - --- - --------- - - <br />Reach Type <br />ti#c <br />n <br />Q? <br />Qb <br />------ - --- <br />227 -- <br />365 - - - --- <br />11 ----- - - - ------------- - -- - - <br />alluvial - - -- - - ---- <br />0.030 <br />0.035 <br />261 <br />636 <br />226 364 11 alluvial 0.030 0.035 248 980 <br />225 362 11 alluvial 0.030 0.035 246 569 <br />224 361 11 alluvial 0.030 0.035 221 517 <br />223 359 11 alluvial 0.030 0.035 244 539 <br />222 357 11 alluvial 0.030 0.035 210 460 <br />221 356 11 alluvial 0.030 0.035 246 643 <br />220 354 11 alluvial 0.030 0.035 338 472 <br />219 353 11 alluvial <br />218 351 11 alluvial 0.030 0.035 257 690 <br />217 349 11 alluvial 0.030 0.035 174 640 <br />216 348 11 alluvial 0.030 0.035 191 614 <br />215 346 11 alluvial 0.030 0.035 229 693 <br />214 345 11 alluvial 0.030 0.035 246 694 <br />213 343 11 alluvial 0.030 0.035 246 817 <br />212 341 11 alluvial 0.030 0.035 280 829 <br />211 340 11 alluvial 0.030 0.035 228 586 <br />210 338 11 alluvial 0.030 0.035 259 731 <br />209 336 11 alluvial 0.030 0.035 259 487 <br />208 335 11 alluvial 0.030 0.035 533 623 <br />207 333 11 alluvial 0.030 0.035 210 334 <br />206 332 11 alluvial 0.030 0.035 367 514 <br />205 330 11 alluvial 0.030 0.035 228 644 <br />204 328 11 alluvial 0.030 0.035 408 509 <br />203 327 10 quasi-alluvial 0.030 0.035 199 585 <br />202 325 10 quasi-alluvial 0.030 0.035 212 466 <br />201 324 10 quasi-alluvial 0.030 0.035 169 559 <br />200 322 10 quasi-alluvial 0.030 0.035 199 597 <br />199 320 10 quasi-alluvial 0.030 0.035 237 645 <br />198 319 10 quasi-alluvial 0.030 0.035 215 458 <br />197 317 10 quasi-alluvial 0.030 0.035 210 574 <br />196 316 10 quasi-alluvial 0.030 0.035 231 627 <br /> (no data collected in inaccessible parts of DeBeque Canyon, between RM 195 and 183) <br />185 298 9 alluvial 0.030 0.035 679 1184 <br />184 296 9 alluvial 0.030 0.035 276 817 <br />183 295 9 alluvial 0.030 0.035 276 560 <br />182 293 9 alluvial 0.030 0.035 278 536 <br />181 291 9 alluvial 0.030 0.035 265 836 <br />180 290 9 alluvial 0.030 0.035 270 1120 <br />179 288 9 alluvial 0.030 0.035 278 821 <br />178 287 9 alluvial 0.030 0.035 224 608 <br />A-9