green river near green river, wyoming · 1996 258 1454 1997 248 1805 1998 284 1432 1999 259 1723...
TRANSCRIPT
(mg/L) 1000 (ac-ft)TDS Flow
1940 302 1,1101941 302 1,1101942 294 1,1351943 263 1,6361944 285 1,2321945 300 1,1351946 300 1,2091947 256 1,8531948 298 1,1251949 293 1,1881950 248 2,0461951 261 1,8551952 289 1,4961953 304 1,0841954 276 1,1831955 322 8331956 270 1,6111957 268 1,5431958 314 1,0471959 308 9521960 331 6981961 354 5591962 265 1,4531963 301 1,0021964 287 1,1361965 313 1,9631966 379 9111967 276 1,5231968 345 9751969 302 1,3621970 367 9331971 287 1,7481972 282 2,0081973 350 1,1931974 306 1,494
Green River near Green River, Wyoming
150
250
350
450
550
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
3,000
6,000
9,000
12,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 325 1,3851976 308 1,4871977 516 4311978 274 1,5321979 337 9681980 303 1,3591981 380 7121982 258 1,8321983 276 2,1521984 301 1,5941985 337 1,1111986 267 2,2791987 348 1,0771988 401 5591989 360 6671990 325 7621991 296 9991992 394 5441993 291 1,1281994 359 6101995 252 1,3451996 258 14541997 248 18051998 284 14321999 259 1723
(mg/L) 1000 (ac-ft)TDS Flow
1940 380 1,4101941 380 1,4101942 372 1,4431943 351 2,0981944 365 1,5691945 381 1,4431946 378 1,5391947 347 2,3811948 374 1,4301949 373 1,5121950 341 2,6311951 349 2,3291952 350 2,1351953 383 1,2761954 381 1,2461955 401 1,0181956 356 1,8841957 327 2,0081958 351 1,3111959 390 1,1871960 414 9721961 431 7801962 376 2,0211963 572 1701964 442 1,2581965 522 1,4351966 519 1,1881967 566 1,8041968 524 1,6911969 499 1,9881970 462 1,0881971 464 1,3091972 459 2,0831973 484 1,9311974 504 1,438
Green River near Greendale, Utah
200
300
400
500
600
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
2,000
4,000
6,000
8,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 504 1,7541976 497 2,0281977 487 1,6331978 534 1,1011979 492 1,3771980 472 1,1391981 479 1,0221982 484 1,6161983 421 3,0331984 432 2,5241985 445 1,7311986 448 2,7631987 423 1,3961988 433 1,0051989 482 8101990 493 7571991 498 9921992 483 1,0011993 475 1,1671994 468 1,2271995 433 1,3381996 428 18101997 396 22911998 366 19251999 393 2308
(mg/L) 1000 (ac-ft)TDS Flow
1940 159 1,0271941 159 1,0271942 152 1,1341943 167 9031944 156 8511945 145 1,2581946 173 8681947 149 1,3321948 156 1,1431949 145 1,3321950 161 9421951 126 1,0161952 136 1,4361953 141 8281954 157 5381955 142 7641956 133 1,0221957 142 1,8321958 150 1,2271959 139 8691960 139 9551961 154 7061962 161 1,4231963 163 6101964 149 8791965 132 1,3551966 171 6631967 159 9081968 156 1,1581969 156 1,1201970 163 1,3521971 164 1,4531972 154 9191973 278 1,2211974 146 1,398
Yampa River near Maybell, Colorado
100
150
200
250
300
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
3,000
6,000
9,000
12,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 161 1,2191976 166 8101977 260 3451978 131 1,4561979 150 1,3131980 156 1,2761981 200 5701982 157 1,4131983 173 1,5761984 236 2,2271985 269 1,6361986 272 1,7121987 286 7421988 208 9131989 199 6371990 183 7091991 160 8701992 201 6131993 165 1,3131994 153 6151995 162 1,5361996 168 15481997 173 19311998 227 14741999 201 1076
(mg/L) 1000 (ac-ft)TDS Flow
1940 568 6501941 568 6501942 639 4951943 652 4601944 565 6971945 717 4061946 724 3251947 631 5681948 749 2971949 566 6401950 596 5741951 668 4501952 469 1,0341953 729 3271954 879 1891955 834 2451956 710 3031957 679 4561958 570 4171959 965 1671960 904 1601961 941 1441962 597 5051963 943 2091964 679 3561965 587 9061966 911 3071967 614 5911968 657 5821969 628 6201970 1,073 1621971 705 3601972 678 3661973 657 5661974 707 284
Duchesne River near Randlett, Utah
300
600
900
1200
1500
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
2000
4000
6000
8000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 493 4461976 980 1961977 1,458 621978 749 2501979 810 3491980 607 3651981 857 1761982 469 6411983 360 1,3121984 445 8501985 626 4011986 410 8211987 606 4391988 886 1541989 1,118 741990 1,128 651991 972 891992 1,143 741993 710 1751994 1,123 811995 385 5161996 671 2031997 399 6611998 395 7591999 382 614
(mg/L) 1000 (ac-ft)TDS Flow
1940 403 5781941 403 5781942 379 6701943 467 4221944 446 4391945 428 5121946 479 3971947 405 5831948 427 5041949 398 5891950 456 4371951 410 4661952 454 6991953 483 4691954 593 3381955 480 3871956 458 4141957 438 7641958 460 5741959 442 4131960 437 3911961 485 3711962 450 6551963 536 3121964 514 4081965 453 5921966 559 3361967 491 3871968 452 4891969 430 4911970 365 5661971 334 5251972 383 4231973 427 5661974 424 505
White River near Watson, Utah
250
350
450
550
650
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
1000
2000
3000
4000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 349 5591976 402 3881977 528 2131978 364 5511979 344 5551980 388 5271981 382 3451982 337 5821983 358 8311984 433 9951985 448 8131986 456 8701987 495 5431988 473 5371989 445 3721990 463 3091991 383 4261992 418 3691993 387 6481994 448 2581995 373 6941996 382 5331997 382 7461998 615 7591999 564 532
(mg/L) 1000 (ac-ft)TDS Flow
1940 497 4,6081941 497 4,6081942 487 4,6221943 421 4,2941944 440 4,4211945 430 4,2601946 445 3,5191947 397 5,5221948 415 3,9281949 427 5,1291950 427 5,4781951 423 4,7381952 446 6,7121953 479 3,3331954 498 2,6381955 456 2,7911956 366 4,0211957 379 5,8071958 400 4,2121959 450 2,8841960 404 2,8641961 482 2,2651962 391 5,6001963 615 1,5761964 469 3,2421965 450 5,2111966 560 2,9661967 544 4,2271968 492 4,5891969 501 5,0221970 448 3,9841971 435 4,3191972 452 4,1821973 457 5,1931974 442 4,410
Green River at Green River, Utah
250
350
450
550
650
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
8,000
16,000
24,000
32,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 430 4,9371976 491 3,8661977 556 2,4431978 421 3,9301979 454 4,3691980 455 4,3731981 528 2,5001982 422 4,8891983 404 8,0071984 413 7,8751985 457 5,5321986 423 7,1491987 496 3,5211988 471 3,0211989 495 2,0861990 482 1,9221991 449 2,5411992 471 2,1751993 401 3,8051994 466 2,4531995 349 4,7601996 386 44531997 356 65071998 380 57751999 394 5199
(mg/L) 1000 (ac-ft)TDS Flow
1940 1,449 1311941 1,449 1311942 1,479 1261943 1,895 751944 1,368 1381945 1,771 941946 2,060 691947 1,673 1101948 1,927 621949 1,447 1351950 2,321 531951 2,021 751952 1,095 3141953 2,108 811954 2,705 361955 2,514 291956 1,959 331957 1,263 1891958 1,122 1721959 2,825 201960 1,913 461961 2,334 481962 1,354 1131963 2,235 461964 1,834 591965 1,260 1831966 2,446 341967 2,090 541968 2,079 721969 1,494 1321970 1,519 971971 2,486 421972 2,660 331973 1,506 1351974 2,965 37
San Rafael River near Green River, Utah
500
1,000
1,500
2,000
2,500
3,000
3,500
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
300
600
900
1200
1500
1800
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 1,648 901976 3,083 211977 2,942 121978 2,159 591979 1,978 671980 1,545 1551981 2,435 371982 1,430 1031983 741 3521984 808 3521985 1,180 1561986 1,195 1491987 1,906 581988 2,394 301989 2,377 191990 2,319 141991 2,071 271992 2,037 201993 1,677 541994 2,376 181995 1,150 1051996 1537 651997 1133 1281998 1188 1131999 1108 82
(mg/L) 1000 (ac-ft)TDS Flow
1940 244 1,7131941 244 1,7131942 232 1,9031943 237 1,8271944 255 1,4941945 226 1,7631946 252 1,5421947 205 2,2981948 227 1,8811949 229 2,0361950 271 1,4581951 228 1,8911952 224 2,4431953 283 1,5621954 398 8551955 357 1,0511956 287 1,4551957 223 2,4621958 245 1,6801959 294 1,3411960 275 1,4661961 317 1,2091962 239 2,4071963 389 9221964 370 1,0211965 275 1,7641966 343 1,0221967 328 1,2101968 294 1,3501969 284 1,4481970 233 1,9271971 231 2,0381972 251 1,5241973 219 1,8851974 237 1,901
Colorado River near Glenwood Springs, Colorado
150
250
350
450
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
3,000
6,000
9,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 265 1,5781976 289 1,2531977 364 8041978 247 1,6251979 244 1,7981980 248 1,7061981 346 8871982 250 1,5331983 198 2,4281984 180 3,0971985 233 2,1631986 237 2,2541987 302 1,2181988 299 1,3261989 317 1,1211990 334 1,0331991 286 1,2601992 317 1,0951993 238 1,8001994 310 1,1141995 212 1,8671996 212 20191997 206 23781998 274 15361999 255 1616
(mg/L) 1000 (ac-ft)TDS Flow
1940 401 3,0721941 401 3,0721942 387 3,4881943 372 2,9461944 394 2,6801945 358 3,0271946 398 2,5541947 311 3,8061948 357 3,2261949 358 3,3681950 431 2,5161951 367 2,9481952 349 4,1341953 416 2,5311954 585 1,5651955 494 1,9461956 414 2,3911957 312 4,3251958 380 2,8201959 433 2,2621960 409 2,4131961 445 2,0331962 325 3,9851963 565 1,5711964 478 1,9341965 353 3,3051966 521 1,8001967 458 2,1441968 431 2,4391969 419 2,6551970 352 3,3161971 349 3,3141972 418 2,5851973 347 3,2191974 373 2,888
Colorado River near Cameo, Colorado
250
350
450
550
650
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
5,000
10,000
15,000
20,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 385 2,9081976 464 2,2451977 635 1,3041978 385 2,6141979 361 3,1541980 369 2,9831981 540 1,5291982 362 2,7431983 296 4,4141984 276 5,6771985 352 4,2161986 352 4,1781987 445 2,4141988 458 2,0961989 483 1,8511990 490 1,6381991 410 2,2221992 473 1,8531993 324 3,4491994 466 1,9991995 297 3,9921996 317 34151997 298 42501998 391 29831999 370 2754
(mg/L) 1000 (ac-ft)TDS Flow
1940 620 2,4931941 620 2,4931942 530 2,6741943 644 1,7851944 519 2,2251945 590 1,8181946 767 1,2621947 600 1,9381948 498 2,3611949 545 2,1211950 683 1,3351951 741 1,1361952 479 2,6721953 746 1,3121954 1,176 6451955 812 1,0171956 696 1,1011957 417 3,3811958 479 2,2621959 833 9811960 621 1,3321961 763 1,1061962 483 2,1351963 945 8921964 703 1,3551965 482 2,6731966 932 9711967 845 1,0571968 690 1,4771969 593 1,9321970 472 2,3681971 489 2,0801972 637 1,1901973 460 2,0811974 645 1,627
Gunnison River near Grand Junction, Colorado
250
450
650
850
1050
1250
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
3,000
6,000
9,000
12,000
15,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 537 1,9071976 764 1,2271977 1,029 6011978 536 1,4611979 454 2,4021980 386 2,2591981 688 9541982 480 1,9181983 375 3,1301984 333 3,8261985 350 3,1761986 377 2,9751987 468 2,2561988 606 1,1661989 716 9281990 829 7721991 504 1,5961992 597 1,4181993 361 2,8621994 553 1,3461995 310 3,4601997 327 29841998 438 18811999 494 1762
(mg/L) 1000 (ac-ft)TDS Flow
1940 320 1,5461941 320 1,5461942 318 1,3011943 567 5931944 366 9791945 510 6571946 936 2991947 626 5521948 446 7951949 440 8161950 751 3691951 1,304 1631952 364 1,0951953 918 3011954 1,135 2091955 761 3431956 864 2651957 409 1,1501958 453 1,0161959 1,291 1691960 553 4801961 738 3671962 572 5301963 1,067 2371964 910 3001965 492 8491966 688 4641967 1,249 2281968 694 5011969 584 5991970 656 5601971 722 4571972 1,085 2691973 405 1,2891974 858 329
Dolores River near Cisco, Utah
0
500
1000
1500
2000
2500
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
2,000
4,000
6,000
8,000
10,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 484 8911976 834 3731977 2,386 1041978 401 7351979 422 1,0921980 432 1,0391981 1,429 2211982 569 7191983 383 1,4631984 430 1,2681985 456 1,1371986 491 9251987 454 9931988 807 3601989 700 2841990 994 1571991 633 2871992 480 5191993 308 1,2831994 504 3741995 308 8671997 358 9051998 454 6261999 508 493
(mg/L) 1000 (ac-ft)TDS Flow
1940 578 7,0681941 578 7,0681942 547 7,0981943 599 5,2141944 536 5,8401945 549 5,5051946 672 4,0571947 533 6,2581948 536 6,2911949 554 6,3391950 669 4,0741951 647 3,9871952 457 7,7191953 712 4,0611954 1,050 2,2931955 787 3,1851956 687 3,5691957 442 8,8881958 508 6,0451959 776 3,2141960 612 4,0031961 760 3,3951962 487 6,5751963 947 2,5851964 763 3,4331965 493 6,7231966 792 3,1631967 810 3,1461968 646 4,1851969 576 4,9061970 479 5,9881971 497 5,4581972 679 3,5491973 498 6,3741974 583 4,416
Colorado River near Cisco, Utah
300
600
900
1200
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
15,000
30,000
45,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 530 5,3031976 714 3,3791977 1,073 1,6601978 552 4,8131979 481 6,6071980 478 6,2491981 814 2,5521982 529 5,3091983 386 9,2241984 353 11,0811985 418 8,7501986 431 8,1701987 515 5,7171988 644 3,4231989 716 2,8271990 801 2,3011991 570 3,7241992 633 3,4281993 412 7,1281994 594 3,2701995 346 7,9741996 429 53661997 359 79731998 465 54741999 491 4836
(mg/L) 1000 (ac-ft)TDS Flow
1940 121 2,6371941 121 2,6371942 141 1,3121943 171 7581944 138 1,2341945 157 8521946 208 4081947 174 7301948 143 1,1831949 136 1,3931950 186 5131951 203 3381952 132 1,4991953 187 5131954 190 5291955 175 5371956 160 5391957 147 1,6471958 166 1,3321959 201 4361960 162 1,0291961 174 7501962 150 8721963 192 2321964 196 4371965 159 1,5111966 172 9611967 198 4021968 190 3921969 159 1,1021970 149 8171971 155 6181972 177 6101973 175 1,5401974 164 596
San Juan River near Archuleta, NM
75
125
175
225
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
2,000
4,000
6,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 173 1,0911976 162 6391977 163 4371978 186 3761979 163 1,7161980 163 1,0801981 152 5761982 157 8261983 155 1,1001984 154 1,0871985 146 1,8431986 153 1,5191987 153 1,6441988 163 4511989 170 4581990 168 3811991 168 5321992 166 8361993 161 1,2281994 150 9131995 145 1,1631996 146 4671997 137 8381998 138 7981999 134 890
(mg/L) 1000 (ac-ft)TDS Flow
1940 415 4,8991941 415 4,8991942 383 2,2481943 466 1,4941944 352 2,2911945 428 1,5881946 564 8871947 477 1,6771948 333 2,1401949 343 2,4871950 494 8541951 527 6911952 321 2,5541953 515 9671954 554 1,0111955 527 9101956 450 8381957 361 2,9151958 332 2,2981959 573 7121960 355 1,6071961 469 1,2641962 430 1,4801963 757 5791964 671 7951965 385 2,5461966 462 1,5481967 660 7911968 582 1,0601969 506 1,9381970 454 1,5231971 535 1,1821972 553 1,2511973 426 2,8971974 555 859
San Juan River near Bluff, Utah
200
400
600
800
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
5,000
10,000
15,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 360 2,0061976 499 1,0141977 600 5691978 545 9911979 404 3,1121980 464 2,1831981 545 8821982 407 1,6391983 372 2,2761984 332 1,9841985 297 2,9061986 330 2,8651987 290 2,8431988 402 1,0891989 458 8411990 475 8051991 451 1,0581992 394 1,4761993 319 2,2951994 354 1,2911995 279 2,0181996 438 7921997 282 19371998 316 14261999 276 1742
(mg/L) 1000 (ac-ft)TDS Flow
1940 500 17,8571941 500 17,8571942 422 14,7941943 525 11,4131944 467 13,0181945 538 11,7681946 689 8,7511947 498 14,0481948 486 12,8841949 497 14,6051950 548 10,8001951 578 9,9011952 464 17,9041953 628 8,7291954 753 6,1651955 679 6,9671956 546 8,6581957 493 18,7021958 517 13,1401959 692 7,0601960 586 8,7901961 723 7,3151962 554 14,4391963 908 1,3841964 799 3,2431965 552 11,5861966 507 7,7391967 611 7,5601968 646 8,8041969 612 9,0781970 604 8,1391971 557 9,2591972 548 9,3451973 566 9,0441974 526 8,888
Colorado River at Lees Ferry, Arizona
300
400
500
600
700
800
900
1000
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
10,000
20,000
30,000
40,000
50,000
60,000
70,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 532 8,9611976 537 9,4001977 562 7,3531978 595 9,0061979 570 8,1091980 523 11,3291981 529 7,8481982 548 9,0171983 497 19,1831984 457 20,3741985 419 16,8871986 437 18,6931987 430 11,5111988 498 7,8481989 510 8,0171990 554 7,9011991 580 8,3841992 574 8,0041993 556 8,2471994 482 8,0321995 495 10,2061996 429 110601997 422 152751998 405 124531999 421 11895
(mg/L) 1000 (ac-ft)TDS Flow
1940 558 18,7951941 558 18,7951942 491 14,9251943 634 11,6231944 549 13,3281945 611 12,1141946 701 9,1201947 569 14,3491948 549 13,0111949 562 14,6211950 633 10,8361951 642 9,9341952 536 18,1071953 725 8,8031954 829 6,2971955 740 7,2861956 591 8,7741957 524 18,9101958 528 13,4611959 749 7,3081960 647 9,1551961 737 7,7401962 562 14,8401963 1,052 1,6291964 881 3,5781965 589 11,7761966 570 8,2291967 664 8,0331968 692 9,3721969 672 9,5421970 662 8,5991971 592 9,5891972 594 9,8001973 592 9,8291974 597 9,115
Colorado River near Grand Canyon, Arizona
300
600
900
1200
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
20,000
40,000
60,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 596 9,2111976 601 9,6721977 619 7,5971978 625 9,3301979 618 8,6961980 572 11,7661981 581 7,9211982 571 9,3351983 513 19,5451984 489 20,6021985 460 17,1261986 459 19,0361987 491 11,9591988 562 8,2371989 573 8,3291990 616 8,1871991 633 8,8181992 630 8,4801993 608 8,9331994 548 8,1401995 542 10,6741996 476 113311997 454 156701998 447 128111999 465 12170
(mg/L) 1000 (ac-ft)TDS Flow
1940 1,155 4271941 1,155 4271942 1,543 1871943 1,587 1791944 1,550 1801945 1,617 1811946 1,626 1691947 1,808 1311948 1,897 1111949 1,695 1631950 1,883 1181951 1,869 1121952 1,498 2671953 2,044 981954 1,924 1401955 1,906 1331956 2,232 821957 1,939 1331958 1,596 2721959 2,084 911960 2,063 841961 1,769 1081962 1,609 1371963 1,934 851964 1,958 861965 1,506 1541966 1,623 1681967 1,938 1241968 1,852 1231969 1,007 3511970 1,978 921971 1,865 1141972 1,837 1281973 1,080 3061974 2,015 93
Virgin River at Littlefield, Arizona
500
1,000
1,500
2,000
2,500
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
500
1,000
1,500
2,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 1,858 1031976 2,052 971977 2,290 731978 1,106 2701979 1,042 3051980 1,031 4691981 1,799 1521982 1,677 1911983 949 5061984 1,819 1711985 1,631 1711986 1,759 1471987 1,977 1291988 1,626 1761989 1,683 1161990 2,109 761991 2,124 761992 1,611 1521993 1,023 4391994 1,708 1261995 1,021 3601996 1740 1141997 1503 1541998 1138 2851999 1688 118
(mg/L) 1000 (ac-ft)TDS Flow
1940 736 14,8881941 736 14,8881942 710 15,7621943 663 12,7151944 684 14,4271945 663 12,5121946 657 10,5851947 659 10,9591948 639 13,0501949 606 13,5671950 617 12,0161951 650 9,8701952 622 15,8161953 653 11,3001954 696 10,5141955 802 8,5881956 833 7,8131957 755 9,3231958 613 11,8781959 615 9,2821960 659 8,9961961 687 8,5861962 718 8,6151963 673 8,5331964 709 8,1591965 783 7,7921966 735 7,7811967 674 7,9321968 706 7,8381969 738 7,8921970 743 8,0231971 748 8,1641972 724 8,0991973 675 8,3011974 681 8,732
Colorado River below Hoover Dam, Ariz-Nev
400
500
600
700
800
900
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
10,000
20,000
30,000
40,000
50,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 680 8,3671976 674 7,9271977 665 7,8731978 678 7,4761979 688 7,7211980 691 11,0881981 681 8,2841982 679 7,4541983 659 19,0671984 598 21,4111985 556 17,2091986 517 17,5291987 519 11,3331988 529 9,4201989 564 9,1651990 587 9,2041991 629 8,9531992 657 7,8101993 665 7,4451994 667 9,3521995 654 8,5451996 618 99731997 585 116891998 559 127771999 549 11035
(mg/L) 1000 (ac-ft)TDS Flow
1940 744 14,7481941 744 14,7481942 723 15,1901943 689 12,0781944 704 13,8001945 689 12,0341946 685 10,1421947 686 10,6621948 671 12,6121949 648 13,0611950 655 10,4721951 681 8,6721952 660 15,3721953 682 10,6491954 713 9,6711955 791 8,1401956 816 6,8521957 755 7,9971958 653 10,8901959 654 8,1861960 687 7,7771961 707 6,9751962 729 7,1591963 692 7,2511964 691 6,6531965 781 6,3561966 766 6,6801967 702 6,3221968 708 6,6421969 742 6,4381970 760 6,6581971 758 6,9111972 734 6,7881973 709 6,8471974 702 7,171
Colorado River below Parker Dam, Ariz-Calif
500
600
700
800
900
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
10,000
20,000
30,000
40,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 702 7,2101976 690 6,6971977 687 6,7111978 688 6,6851979 701 7,1951980 712 10,7231981 716 7,2291982 713 6,3671983 678 18,1981984 611 20,4641985 561 16,3051986 535 15,9641987 538 9,5601988 540 7,5081989 559 6,9311990 600 7,1271991 624 6,7381992 651 5,9861993 631 5,5341994 673 6,8861995 671 6,7191996 648 73001997 612 84711998 559 103801999 549 8353
(mg/L) 1000 (ac-ft)TDS Flow
1940 774 14,0251941 774 14,0251942 748 14,6911943 688 11,2431944 694 13,0941945 700 11,0131946 694 9,3551947 710 9,9201948 688 11,9571949 639 12,5271950 656 9,8641951 686 8,0071952 647 14,7491953 669 9,9461954 707 8,9431955 807 7,7091956 891 6,2691957 848 7,4391958 726 10,4931959 730 7,6951960 769 7,1091961 802 6,2931962 820 6,4571963 800 6,5321964 822 5,9031965 888 5,7231966 886 5,8541967 841 5,6161968 838 5,7381969 877 5,6161970 896 5,7031971 892 5,8231972 861 5,7931973 843 5,8641974 834 6,206
Colorado River below Imperial Dam, Ariz-Calif
550
650
750
850
950
1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995
TDS
(mg/
L)
0
10,000
20,000
30,000
40,000
Flow
1,0
00 (a
c-ft)
TDS Flow
1975 829 6,1541976 822 5,8971977 819 5,7061978 812 5,7021979 802 6,1321980 760 9,4391981 821 6,2691982 827 5,4061983 727 16,9271984 675 19,1081985 615 14,9621986 577 14,7051987 612 8,7121988 648 6,6081989 683 5,9761990 702 6,0391991 749 5,7381992 767 5,1791993 785 4,7591994 796 5,9201995 803 5,5691996 768 60651997 710 73261998 655 90461999 669 7176