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16.2.3 Modeled Link River average weekly flow (cfs) for Period of Record Proposed Action Model Study 2L_MW_7_O dated December 7, 2012 Week of Water Year 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 7-Oct 598 569 497 714 470 891 437 561 556 611 654 710 667 656 695 827 851 14-Oct 705 777 419 439 473 1231 710 644 660 961 906 768 793 626 693 729 888 21-Oct 670 857 499 450 552 1238 931 784 630 1101 857 770 659 681 710 729 920 28-Oct 628 881 731 509 662 1191 774 885 584 1039 934 831 647 687 731 738 1005 4-Nov 710 808 552 578 703 953 1097 957 654 784 944 865 673 685 714 746 1040 11-Nov 656 738 608 935 2022 954 861 865 719 745 988 853 628 578 746 860 930 18-Nov 682 788 857 1088 2877 1080 858 861 679 739 979 809 708 596 689 687 978 25-Nov 584 765 861 1630 2962 942 786 582 511 689 657 517 680 539 591 429 903 2-Dec 554 1613 1045 1787 2423 978 965 448 467 560 558 410 652 499 520 449 1261 9-Dec 410 1128 1193 2013 2605 1179 1143 337 356 484 580 366 617 365 557 475 730 16-Dec 430 1058 1621 3195 2057 1231 1148 300 461 358 623 345 537 355 516 442 2158 23-Dec 612 1891 2562 4923 1965 909 1032 916 495 455 623 410 458 357 499 1141 2416 30-Dec 469 5186 2929 3509 1607 776 1068 1059 484 486 662 384 535 467 358 1464 1447 6-Jan 348 3252 1504 2941 1626 745 1045 629 457 487 694 483 563 506 426 1324 4646 13-Jan 442 1524 1632 2545 1583 1097 1085 525 311 502 592 447 614 421 532 2209 8872 20-Jan 515 1044 1783 2035 1556 1295 765 339 300 337 399 382 691 439 413 1871 4985 27-Jan 484 950 1781 1779 1489 2497 703 301 300 459 381 489 523 452 368 1663 3032 3-Feb 318 985 2324 1858 1453 1721 1099 308 302 488 437 465 342 376 338 1428 3284 10-Feb 322 802 2137 1581 1387 2119 1121 300 342 355 416 537 413 417 302 1817 3963 17-Feb 378 665 2133 1858 1573 1674 1186 886 347 351 339 617 319 464 301 6321 3018 24-Feb 391 4241 3428 2677 1244 4777 1528 1584 301 342 478 615 300 339 302 5167 2649 3-Mar 1305 8754 4066 1888 1264 7169 1210 1700 311 320 523 557 306 322 317 5433 2326 10-Mar 1473 5192 4334 2373 1555 5685 1086 2003 1078 419 535 574 319 391 569 4185 2251 17-Mar 967 3185 4544 3132 1471 6259 2122 1998 4127 565 577 563 260 437 921 3987 2119 24-Mar 904 3648 5582 4914 1865 5803 2926 1305 5543 638 486 545 1224 447 2424 3393 1933 497
Week of Water Year 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 31-Mar 1357 2695 4136 5191 2825 3457 2228 1188 4632 874 456 554 3842 530 3592 2610 2178 7-Apr 1588 2705 5475 4766 3131 3093 1445 815 4578 987 520 567 5169 538 1999 2253 1875 14-Apr 1094 2754 4782 3751 3849 2670 1385 797 3526 1143 492 752 4604 659 2053 2073 1379 21-Apr 961 4303 2812 3754 3931 2342 1225 897 2734 1005 586 707 3758 725 3224 1779 1331 28-Apr 1030 3750 2835 3413 2982 2324 1236 1007 3203 766 621 642 2945 715 2166 2193 2225 5-May 1202 2608 3490 2993 2124 1903 1170 1150 3218 806 610 857 2390 705 1952 2724 2873 12-May 1143 3567 3525 3121 1823 1750 1237 986 2279 886 720 800 2596 593 2854 2085 2127 19-May 1111 3612 3722 3365 1747 1548 862 893 2686 925 709 761 2524 517 2529 1886 1485 26-May 929 3201 3644 4098 1446 1460 833 827 2160 809 880 839 2522 659 2035 2828 1324 2-Jun 694 2899 4466 3459 1190 1462 823 914 1650 601 987 918 2066 642 1780 3333 1007 9-Jun 759 2154 5259 3264 1271 1448 842 949 1339 1039 896 754 2276 743 1638 1485 1044 16-Jun 809 1512 4189 3035 1265 1306 863 1083 1137 968 923 686 2405 691 1488 1404 1017 23-Jun 805 1136 2911 2557 1151 1077 922 965 1077 821 778 721 1605 728 1327 1218 867 30-Jun 826 1079 2104 1862 993 1036 820 910 997 850 751 611 1010 771 1390 999 640 7-Jul 881 834 1411 1410 843 882 705 866 861 752 621 584 788 775 941 909 596 14-Jul 706 482 849 870 752 743 617 813 758 643 522 571 716 729 724 680 529 21-Jul 664 775 858 844 798 758 709 841 815 699 745 678 719 770 729 761 725 28-Jul 839 844 973 893 826 765 603 843 880 562 646 754 723 804 705 717 773 4-Aug 845 837 1047 936 812 756 591 841 985 708 703 833 717 823 757 824 807 11-Aug 785 730 911 784 651 707 659 730 898 755 763 819 685 724 589 703 590 18-Aug 799 675 887 798 673 699 656 688 820 801 737 781 695 800 596 661 606 25-Aug 858 752 902 885 685 695 650 692 867 817 657 777 664 826 657 684 670 1-Sep 855 735 758 853 684 694 666 707 880 699 666 767 651 799 755 825 477 8-Sep 855 819 707 714 815 786 771 777 869 778 679 827 732 841 831 880 503 15-Sep 910 897 822 589 696 889 878 886 978 793 626 913 820 926 494 973 727 22-Sep 884 880 889 659 529 804 767 851 881 780 671 854 821 861 755 985 701 29-Sep 949 624 909 536 600 406 634 668 509 706 664 742 788 766 963 864 566 498
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National Marine Fisheries Service U
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7.4.5 LRS and SNS Population Dynami
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11.1.5 Critical Assumptions .......
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16 APPENDICIES ....................
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Table 8.2 UKL end-of-month elevatio
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LIST OF FIGURES Figure 3.1. The act
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Figure 11.17. Coho salmon fry habit
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ABBREVIATIONS AND ACRONYMS Abbrevia
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Abbreviation/Acronym YTEP WDFW WRIM
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In 2001, the Services issued BiOps
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Findings of Fact and Order of Deter
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proposed changes to the vegetation
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Figure 3.1. The action area for Rec
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4 PROPOSED ACTION Reclamation propo
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4.2 Element Two Operate the Project
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October 1 and March 1. The proposed
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Reclamation incorporated the 1981 t
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Provide Project irrigation deliveri
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Table 4.3. UKL fill rate adjustment
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Table 4.5. Calculation of fall/wint
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Flows below IGD are ultimately the
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The EWA, Project Supply, and UKL Re
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Table 4.8. Environmental Water Acco
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eleases somewhat on the ascending l
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fish disease, die off, entrainment,
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acre-feet when the Project Supply c
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Table 4.11. Monthly maximum Lower K
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4.2.4 Ramp-Down Rates at Iron Gate
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progresses and EWA volumes are upda
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O&M activities are carried out eith
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1. The A Canal has six headgates th
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Therefore, Reclamation proposes to
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coordinate with the NMFS to develop
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the confluence with Omogar Creek at
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though several major improvements t
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Sucker larvae transform into age-0
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units: (1) Clear Lake; (2) Tule Lak
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Figure 7.2. Adult spawning populati
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Table 7.1. Estimated LRS and SNS ad
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1905, Ch. 567, 33 Stat. 714). The P
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Figure 7.4 Modeled April through No
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7.9.2 Klamath Basin The Oregon Clim
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A change in mean precipitation rang
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Table 7.2 Impaired water bodies wit
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Table 7.3 Seasonal comparisons of p
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ammonia that is lethal to 50 percen
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Table 7.4 Estimated external phosph
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examination of juvenile suckers fro
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Evaluation of baseline hydrology in
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2012 1931 through 2012 12.6% 0.24 5
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The overall water year trend (Table
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Figure 7.7 Sprague River trends, wa
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Figure 7.9 Sprague River trends, wa
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Figure 7.12 Williamson River trends
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Figure 7.14 UKL trends, water years
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Figure 7.17 UKL: net inflow departu
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7.10.3.3 Competition and Predation
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By late July, surviving larval suck
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Threat Nature of Threat Life Stage
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2011) and increased adult spawning
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Based on the best available informa
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contrast, water levels began 1.5 ft
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evaporation and seepage estimated a
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prolonged low oxygen conditions if
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The April through September 4,034.6
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8 EFFECTS OF THE ACTION ON LOST RIV
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Although the volume of Project wate
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than 1 m), and fitting one or more
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Figure 8.3. UKL elevations at the e
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Services and Reclamation will deter
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For cumulative net inflow values be
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Figure 8.8. UKL elevations at the e
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Figure 8.10. UKL elevations at the
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Figure 8.12. UKL elevations at the
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natural and man-caused changes in i
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Table 8.1 UKL end-of-month surface
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UKL. Based on best available inform
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larvae in UKL. Annual production of
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Table 8.5 UKL end-of-month elevatio
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Based on our review of the literatu
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into the Pelican Bay water quality
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We assume that UKL surface elevatio
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vary by several orders of magnitude
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survival rates, we know that some o
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populations, and contains the large
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8.3.5.1 Effects to Adult Sucker Spa
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Table 8.8 Clear Lake surface elevat
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occur, especially in the west lobe.
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Table 8.9 End of the month surface
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8.3.7.4 Effects of Entrainment Loss
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The source of the sediment is unkno
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period when they migrate upstream t
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limited LRS and SNS persistence in
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term and localized and because fish
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8.5.1 Canal Salvage Reclamation pro
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high predation rates and failure of
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include the Klamath Basin Rangeland
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Figure 9.1 Designated CHUs for the
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These are discussed in greater deta
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The proposed action will have no ef
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No other spawning habitat exists be
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consulted on. Current monitoring da
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proposed action and this PCE suppor
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Because of a multi-decade lack of r
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Adverse effects of the proposed act
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that juvenile survival is most like
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elocation effort in Lake Ewauna to
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LRS and SNS population resiliency o
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stratum 4 (Interior Klamath) in whi
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Pacific salmonids Oncorhynchus spp.
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scenario, actions and elements of t
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flow prescriptions should mimic pro
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11.2.1 Current Condition of Critica
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11.2.2 Factors Affecting SONCC Coho
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e disoriented or displaced downstre
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enhancement, and rehabilitative act
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Water Temperature Sedimentation Org
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Figure 11.1 Longitudinal and season
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functioning floodplains that fail t
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downstream of IGD, (2) enhance coho
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few local ranchers and water distri
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in some tributaries, access to and
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11.3.7 Summary of Critical Habitat
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these two time periods, the effects
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consists of approximately 29,000 ac
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The PacifiCorp habitat conservation
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IGD, or used in constructed habitat
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estoration, watershed planning, sal
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Table 11.4. Modeled suspended sedim
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parasites Ceratomyxa shasta (causes
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that become infected is estimated t
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where snow water equivalent is proj
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minimizing disease risks, the detai
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Figure 11.4. Proposed action, histo
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Figure 11.6. Proposed action weekly
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Figure 11.9. Regression between EWA
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Figure 11.11. Proposed action and o
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Figure 11.12. Number of days per wa
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Figure 11.14. Monthly coefficient o
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IGD. The proposed action modeled da
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The results from Table 11.7 indicat
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likely to increase the quantity of
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habitat decreases between the Shast
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Table 11.9. Daily average mainstem
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Table 11.10. Daily average mainstem
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5% 3336 13176 27664 26168 30946 237
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The proposed action results in agri
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Figure 11.21. Monthly mean of daily
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Riparian restoration projects will
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expected to be typical riparian spe
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Table 11.13. Annual percent of proj
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esource needs as they grow, and 3)
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11.5.2 Klamath River Basin Adjudica
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coho salmon within the Klamath Rive
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aspects of a natural flow regime th
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element of coho salmon critical hab
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12.1.1.1 Risk Analyses for Endanger
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ESU DIVERSITY STRATA POPULATIONS IN
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eproduction, and distribution. The
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Figure 12.2. Historic population st
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the average ratio of IP-km to total
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Although long-term data on coho sal
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1980 1981 1982 1983 1984 1985 1986
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maintain viable abundances in many
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12.2.5.5 Viability Summary Though p
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coastal currents and upwelling, kno
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12.2.6.2 Marine Derived Nutrients M
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fisheries south of Cape Falcon, Ore
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12.3 Environmental Baseline of Coho
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water temperatures up to 19 ºC in
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some coho salmon smolts may stop mi
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threshold, all Klamath River coho s
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abundance threshold (Table 12.3). T
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mainstem Klamath and Trinity rivers
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Although there are risks to Klamath
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activities are generally beneficial
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12.4 Effects to Individuals The pro
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12.4.1.2 Response 12.4.1.2.1 Adults
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(2012) believes is representative o
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genotype II density of 5 spores/L w
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flows provide a limit to the increa
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polychaete and sediment disturbance
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which will likely result in a relat
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etween Trees of Heaven (RM 172) and
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action. Reclamation estimated that
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Based on literature, increased comp
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Table 12.6. Summary of risks result
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most juveniles. Stream flow diversi
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at most fish relocation sites, base
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higher, the minimally increased sed
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Small pulses of moderately turbid w
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Boulder faces in the deflector stru
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conditions may fail if those condit
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Adverse effects of the proposed act
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Potential Stressor Habitat Reductio
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Potential Stressor Elevated water t
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12.6.2 Effects of fitness consequen
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13 INCIDENTAL TAKE STATEMENT Sectio
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Table 13.1 Summary of maximum annua
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in fewer larvae and juveniles, and
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Table 13.2 Estimated annual maximum
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1.2.1.8. Incidental Take Caused by
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characteristics of aquatic species,
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Table 13.5 Expected annual Environm
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Cause of Incidental Take Habitat Re
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Clear Lake, Gerber Reservoir, and T
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This term and condition is requirin
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13.4 Mandatory Monitoring and Repor
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Required hydrologic monitoring incl
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Table 13.7. Summary of LRS and SNS
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T&C or Mandatory Monitoring Mandato
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Table 13.9 Summary of reporting and
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Table 13.10 Summary of meetings req
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the above QA/QC procedures describe
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Barry, P.M., E.C. Janney, D.A. Hewi
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Burdick, S.M. and J. Rasmussen. 201
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Dunsmoor, L., L. Basdekas, B. Wood,
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Garen, D. 2011, Upper Klamath Basin
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Janney, E.C., B.S. Hayes, D.A. Hewi
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Laenen, A., and A.P. LeTourneau. 19
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Miller, R.R., and G.R. Smith. 1981.
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Perkins, D.L., and G.G. Scoppettone
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(Deltistes luxatus) in Tule and Cle
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Terwilliger, M. 2006. Physical habi
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USBR [U.S. Bureau of Reclamation].
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Williams, J.E. 2000. Chapter 13. Th
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Arthington, A.H., S.E. Bunn, N.L. P
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Beeman, J., S. Juhnke, G. Stutzer a
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Brommer, J.E. 2000. The evolution o
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Department of the Army Regional Gen
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Chilcote, M. W. 2003. Relationship
Page 463 and 464: Dunsmoor LK, and Huntington CW. 200
Page 465 and 466: Foott, J.S., R. Stone, E. Wiseman,
Page 467 and 468: Habera, J.W., R.J. Strange, B.D. Ca
Page 469 and 470: Hemstreet, T. 2013. Electronic mail
Page 471 and 472: Jordan, M. S. 2012. Hydraulic predi
Page 473 and 474: Kostow, K. E., A. R. Marshall and S
Page 475 and 476: MacFarlane, R. B., S. Hayes, and B.
Page 477 and 478: Moyle, P. B. 2002. Inland Fishes of
Page 479 and 480: PacifiCorp Klamath Hydroelectric Pr
Page 481 and 482: Oregon Department of Environmental
Page 483 and 484: Puckridge, J. T., F. Sheldon, K. F.
Page 485 and 486: Ring, T.E. and B. Watson. 1999. Eff
Page 487 and 488: Sommer, T. R., M. L. Nobriga, W. C.
Page 489 and 490: Taylor, R. 1991. A review of local
Page 491 and 492: USFWS [U. S. Fish and Wildlife Serv
Page 493 and 494: Ward G, and Armstrong N. 2010. Asse
Page 495 and 496: Winker, K., J. H. Rappole, and M. A
Page 497 and 498: 77 FR 476. National Marine Fisherie
Page 499 and 500: UKL Elevation (feet) Active Storage
Page 505 and 506: 16.2 Appendix B: Elevation Flow Dat
Page 507 and 508: 490
Page 509 and 510: Week of Water Year 1981 1982 1983 1
Page 513: Week of Water Year 2001 2002 2003 2
Page 527 and 528: Water Year October November Decembe
Page 533 and 534: 16.3 Appendix C: Description of Res
Page 535 and 536: 4. Removal of Small Dams (permanent
Page 537 and 538: Information regarding consideration
Page 539 and 540: 9. Piping Ditches a. Project Descri
Page 541 and 542: . Site-Specific Restrictions Restri
Page 543 and 544: 6. Protection Measures The followin
Page 545 and 546: to enter or be placed where they co
Page 547 and 548: shall be distributed throughout the
Page 549 and 550: weed free straw, silt fences) are i
Page 551 and 552: the project is located, and compris
Page 553 and 554: 2. Post Construction Monitoring and
Page 555 and 556: Median Seasonal Flow (acre-feet) Me
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Median Seasonal Flow (acre-feet) Me
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Median Seasonal Net Inflow (acre-fe
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16.5 Appendix E: Observed and Model
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Observed and modeled proposed actio
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Observed and modeled proposed actio
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16.6 Appendix F: Analyzing the rela
Page 605 and 606:
Table 1. Paired comparison of the c
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Table 3. The difference in the mean
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