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<br />~' <br /> <br />WEIGHTED MONTHLY SALINITIES AT <br />SELECTED COLORADO RIVER STATIONS 11 <br />AND RUNNING 12-MONTH NIB-INPERIAL FLOW-WEIGHTED SALINITY DIFFERENTIAL <br />(in parts per million) <br /> <br /><::') <br /> <br />,.- <br />I ~ <br />c; <br /><:-> <br /> <br /> Below Below <br /> Hoover Dam Parker Dam <br /> 5-Year 5-Year <br /> avg,.1 avg,.1 <br /> '974-78 2000 2001 1974-78 2000 2001 <br /> Month <br /> Jan, 690 559 580 709 604 <br /> Feb, 675 571 578 706 568 <br /> March 684 586 585 699 576 <br /> April 680 609 588 700 573 <br />, May 677 607 698 584 <br />";'" June 678 584 695 586 <br /> July 682 573 688 597 <br /> August 690 566 686 582 <br /> Sept. 672 543 686 570 <br /> Oct. 680 556 689 565 <br /> Nov, 682 572 692 576 <br /> Dec, 681 578 702 581 <br /> <br />Palo Verde <br />Canal Near Blvthe <br />5-Year <br />avg.61 <br />1974-78 2000 2001 <br /> <br />At <br />Imoerial Dam <br />5-Year <br />avg," <br />1974-78 2000 2001 <br /> <br />At Northerly Inter- <br />national Boundarv <br />5-Year <br />avg.61 <br />1974-78 2000 2001 <br /> <br />Running <br />12-Month <br />Flow-WId, <br />Differential 31 <br />2000 2001 <br /> <br />, <br /> <br />General Notes: <br /> <br />751 634 913 688 707 1,041 838 847 87,6 119,3 <br />732 576 835 666 655 998 806 758 86.5 115.5 <br />727 586 805 650 659 925 743 747 88,5 114,8 <br />714 589 801 622 642 892 733 722 91,5 111.4 <br />709 596 822 646 962 768 95,3 <br />712 597 812 643 956 758 97,3 <br />709 584 797 653 909 759 101,8 <br />706 582 800 664 907 788 102,8 <br />737 579 815 672 952 791 109.6 <br />739 583 854 673 1,070 750 116,9 <br />746 824 897 684 1,010 810 120,2 <br />731 599 877 683 999 813 119,5 <br /> , <br /> <br />1/ Salinities based on "sum of constituents", <br /> <br />?/ 5-Year averages are arithmetic <br /> <br />'J./ 12-month flow-weighted differential between NIB and Imperial Dam through month shown in left column, <br /> <br />- --~ ~-- -- <br /> <br />~ <br />