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16.2.4 Modeled Klamath River at Keno 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 709 726 732 1014 937 1026 802 710 749 835 784 812 716 796 749 519 797 14-Oct 747 947 754 870 1043 1447 940 843 832 1207 1139 937 798 831 748 459 882 21-Oct 798 1083 741 804 1078 1497 1189 868 803 1325 1076 954 755 883 718 440 995 28-Oct 725 1039 877 739 1507 1426 1028 863 704 1273 1048 975 725 914 741 418 1086 4-Nov 778 948 765 752 1573 1134 1243 879 679 1066 1051 990 746 798 766 361 978 11-Nov 688 863 643 1070 2408 1085 1101 868 769 938 1127 960 746 748 792 439 938 18-Nov 696 1007 877 1338 3396 1243 1081 882 862 907 1177 993 748 711 831 646 962 25-Nov 638 1429 902 1990 3714 1156 1056 744 788 857 894 738 781 686 698 558 949 2-Dec 617 2084 1167 2313 3004 1128 1080 626 833 696 703 630 737 661 672 516 1498 9-Dec 627 1579 1352 2448 3161 1368 1235 602 745 701 695 601 719 653 674 578 1054 16-Dec 628 1310 1870 3962 2606 1553 1315 603 692 569 751 570 704 595 676 713 2348 23-Dec 688 2251 2555 6807 2515 1172 1129 1043 692 570 733 655 588 512 655 1566 3028 30-Dec 631 6344 3612 5204 1935 910 1237 1413 720 606 742 674 655 594 541 2003 1642 6-Jan 549 4478 1881 4309 1903 844 1315 802 715 648 761 688 676 636 581 1610 5308 13-Jan 632 2139 1793 4123 1826 1232 1407 728 672 961 727 680 729 681 832 2796 10672 20-Jan 688 1162 2111 3254 1781 1496 988 666 646 875 716 638 745 676 1380 2303 6766 27-Jan 684 936 2275 2450 1711 3089 840 665 616 650 565 674 670 686 775 2184 4040 3-Feb 551 1119 2980 2314 1679 2137 1296 627 581 716 603 655 561 579 678 1909 4159 10-Feb 647 1167 2972 2073 1591 2497 1523 679 578 615 627 682 554 641 784 2704 5122 17-Feb 668 1011 3135 2473 1858 2043 1495 1266 666 526 609 757 600 656 487 8075 4591 24-Feb 896 5558 5277 3864 1714 5555 1949 2209 850 536 639 679 617 691 515 7060 3882 3-Mar 1561 10411 5846 2991 1702 8827 1626 2126 1293 669 678 631 513 712 651 7360 3166 10-Mar 1820 6193 5837 3048 1934 6687 1257 2465 1791 952 748 646 635 643 1030 5566 2558 17-Mar 1273 3605 5981 3913 2020 7587 2089 2473 5502 1085 811 655 1501 694 1776 5109 2529 24-Mar 1104 4258 7257 5696 2474 7096 3383 1753 6636 1134 903 705 3045 677 3260 4024 2314 501
Week of Water Year 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 31-Mar 1492 3574 5133 5980 3197 4164 2505 1343 5548 1305 890 729 5257 706 4473 2961 2560 7-Apr 1728 3330 6534 5884 3570 3446 1654 1165 5496 1259 884 791 5924 807 2751 2608 2274 14-Apr 1133 3875 5969 4696 4060 3024 1478 1022 4431 1249 788 910 5421 923 2212 2513 1768 21-Apr 973 5780 3355 4705 4595 2481 1319 1070 3089 1257 803 865 4364 957 3482 1927 1635 28-Apr 1046 4896 3242 3962 3293 2462 1264 1093 3320 1190 787 784 3440 877 2585 2181 2283 5-May 1267 2940 4181 3304 2485 1983 1267 1225 3695 1044 725 896 2587 864 2073 2916 3186 12-May 1106 3573 4138 3131 1936 1875 1369 1071 2352 962 824 793 2791 859 3279 2111 2424 19-May 1001 3638 3958 3304 1807 1678 1065 1021 2671 994 838 796 2550 773 2524 1863 1673 26-May 894 3003 3581 4099 1614 1473 937 846 2311 993 987 871 2545 868 2040 2660 1503 2-Jun 768 2778 4223 3536 1450 1555 940 859 1798 851 1165 883 2092 874 1707 3729 1258 9-Jun 765 2193 5209 3215 1454 1486 912 949 1546 1136 1040 773 2235 784 1746 1648 1159 16-Jun 772 1603 4417 3037 1364 1490 942 1225 1297 1212 1014 621 2469 729 1543 1428 1170 23-Jun 729 1217 3062 2648 1169 1157 966 1044 1125 937 870 674 1793 740 1447 1192 1058 30-Jun 756 1124 2202 1935 981 1045 978 841 1036 929 846 651 1098 786 1539 1003 829 7-Jul 786 933 1549 1471 821 916 770 755 912 790 778 589 841 753 1078 1012 704 14-Jul 678 639 868 896 724 772 636 650 817 629 642 572 742 687 766 745 570 21-Jul 648 757 866 861 784 781 736 668 884 697 762 663 760 748 761 773 724 28-Jul 756 847 970 891 815 739 753 713 951 682 766 719 754 770 805 779 866 4-Aug 766 906 1060 917 797 796 739 732 1030 711 739 786 768 815 881 878 870 11-Aug 684 766 930 832 718 737 736 691 975 787 769 736 715 771 737 776 765 18-Aug 740 718 916 800 704 695 718 656 891 806 776 723 708 745 667 694 697 25-Aug 764 732 937 865 669 797 755 753 919 839 794 781 746 751 720 726 791 1-Sep 806 824 863 842 763 831 754 737 945 798 790 724 756 777 680 830 642 8-Sep 751 844 789 1025 810 852 810 778 955 839 856 767 800 804 796 845 585 15-Sep 896 914 865 932 962 863 880 878 1024 879 777 905 871 880 802 931 800 22-Sep 859 916 959 909 708 898 848 859 1071 856 808 852 843 879 517 907 803 29-Sep 857 804 976 884 692 807 750 808 825 790 803 789 852 824 541 794 677 502
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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].
Page 451 and 452:
Williams, J.E. 2000. Chapter 13. Th
Page 453 and 454:
Arthington, A.H., S.E. Bunn, N.L. P
Page 455 and 456:
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
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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 517: Week of Water Year 1998 1999 2000 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
Page 569 and 570:
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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