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Show PART X WATER RESOURCES FOR FUTURE DEVELOPMENT Table 10-Water resources summary, 1914-65, San Juan-Colorado Subregion. (Unit--1,000 acre-feet) Historic depletions Evaporation Historic Wet changes and bank Virgin Present Present outflow Trans- Recent in storage storage outflow level of modified Water from mountain Reclamation (Federal (Federal All other Total from depletions outflow from year subregion diversions projects Reservoirs) Reservoirs) depletions depletions subregion (1965) subregion 1914 3,225 -3 267 264 3,4§9 418 3,071 15 3,280 -2 268 266 3,546 / 3,128 16 3,711 -3 271 268 3,979 3,561 17 4,i4o -2 272 270 4,410 3,992 18 1,915 -3 275 272 2,187 1,769 19 2,511 -2 276 274 2,785 2,367 1920 4,485 -3 279 276 4,761 4,343 21 4,068 -2 280 278 4,346 3,928 22 2,746 283 280 3,026 2,608 23 2,276 -2 284 282 2,558 2,140 24 2,521 -3 287 284 2,805 2,387 25 2,048 -2 288 286 2,334 1,916 26 2,788 -3 291 288 3,076 2,658 27 3,514 -2 292 290 3,804 3,386 28 1,795 -3 295 292 2,087 1,669 29 3,877 -2 296 294 4,171 3,753 1930 2,173 -3 299 296 2,469 2,051 31 980 -2 300 298 1,278 860 32 3,508 -3 303 300 3,808 3,390 33 1,357 -2 304 302 1,659 1,241 34 758 -3 307 304 1,062 644 35 2,120 -2 308 306 2,426 2,008 36 1,750 -3 311 308 2,058 i,64o 37 2,826 -1 312 311 3,137 2,719 38 2,972 -2 315 313 3,285 2,867 39 1,529 -1 316 315 1,844 1,426 1940 1,028 -2 319 317 1,345 927 41 4,872 1 56 2 320 379 5,251 4,833 42 3,947 -2 0 3 323 324 4,271 3,853 43 1,607 2 -4 3 324 325 1,932 1,514 44 2,497 -2 -35 3 327 293 2,790 2,372 45 1,721 1 32 3 328 364 2,085 1,667 46 983 -1 2 3 331 335 1,318 900 47 1,688 0 48 4 332 384 2,072 1,654 48 2,722 -1 -36 3 335 301 3,023 2,605 49 2,848 -1 -9 3 336 329 3,177 2,759 1950 1,090 -2 -26 3 339 314 i,4o4 986 51 968 -1 -2 2 340 339 1,307 bti9 52 2,896 -2 40 3 343 384 3,280 2,862 53 1,132 0 -27 3 344 320 1,452 1,034 54 968 3 18 3 347 371 1,339 921 55 I,o4l 2 7 4 349 362 1,403 985 56 910 3 -32 3 351 325 1,235 817 57 2,962 2 62 3 354 421 3,383 2,965 58 3,044 -2 -4o 4 356 318 3,362 2,944 59 721 0 -33 3 357 327 1,048 630 I960 1,832 2 25 3 360 390 2,222 1,804 61 1,331 1 25 3 362 391 1,722 1,304 62 1,945 1 3 18 7 364 393 2,338 1,920 63 i/-2,l75 1 4 2,873 638 367 3,883 1,708 1,290 64 •i/-3,944 -1 5 3,738 1,302 369 5,413 1,469 1,051 65 If-1,084 2 5 2,659 1,248 371 4,285 3,201 4*18 2,783 Totals 106,423 58 17 9,359 3,259 16,527 29,104 135,527 21,736 113,791 52-year mean 2,047 1 0 180 63 318 560 2,606 4l8 2,188 1/ Negative figures reflect storage in Lake Powell. |