Dams Sector Consequence-Based Top Screen Methodology

Rank
Date
Daily
Average
Stage
Table A.1: Determination of 1% Exceedance Duration Pool elevation
Percent of
Time
Exceeded Rank Date
Daily
Average
Stage
Percent of
Time
Exceeded Rank Date
Daily
Average
Stage
Percent of
Time
Exceeded
1 22-Jun-89 1680 0.01% 31 22-Jun-84 1674.6 0.28% 121 9-May-02 1672.3 1.10%
2 23-Jun-89 1679.9 0.02% 32 4-May-81 1674.5 0.29% 122 12-May-81 1672.2 1.11%
3 21-Jun-89 1679 0.03% 33 8-Apr-94 1674.5 0.30% 123 15-May-81 1672.2 1.12%
4 24-Jun-89 1679 0.04% 34 9-Apr-94 1674.4 0.31% 124 13-May-84 1672.2 1.13%
5 25-Jun-89 1677.9 0.05% 35 29-Apr-81 1674.3 0.32% 125 3-Jun-84 1672.2 1.14%
6 26-Jun-89 1676.6 0.05%
7 15-May-02 1676.3 0.06%
8 20-Jun-89 1676.2 0.07%
9 16-May-02 1676 0.08%
10 14-May-02 1675.7 0.09%
11 25-Jun-84 1675.5 0.10% 101 13-May-81 1672.4 0.92% 10938 19-Nov-91 1607.7 99.82%
12 13-Apr-94 1675.5 0.11% 102 14-May-81 1672.4 0.93% 10939 8-Dec-91 1607.6 99.83%
13 17-May-02 1675.5 0.12% 103 29-Jun-84 1672.4 0.94% 10940 20-Nov-91 1607.4 99.84%
14 24-Jun-84 1675.4 0.13% 104 15-Jun-89 1672.4 0.95% 10941 7-Dec-91 1607.2 99.84%
15 19-Jun-84 1675.3 0.14% 105 30-Jun-89 110 1672.4 0.96% 10942 21-Nov-91 1607.1 99.85%
16 20-Jun-84 1675.3 0.15% 106 19-May-90 1672.4 = 1.00% 0.97% 10943 6-Dec-91 1607 99.86%
10957 + 1
17 27-Jun-89 1675.3 0.16% 107 18-Apr-93 1672.4 0.98% 10944 22-Nov-91 1606.9 99.87%
18 18-May-02 1675.3 0.16% 108 17-May-96 1672.4 0.99% 10945 5-Dec-91 1606.8 99.88%
19 30-Apr-81 1675.2 0.17% 109 22-Apr-00 1672.4 0.99% 10946 23-Nov-91 1606.7 99.89%
20 1-May-81 1675.2 0.18% 110 23-May-00 1672.4 1.00% 10947 4-Dec-91 1606.5 99.90%
21 2-May-81 1675.2 0.19% 111 21-May-02 1672.4 1.01% 10948 24-Nov-91 1606.4 99.91%
22 11-Apr-94 1675.2 0.20% 112 19-Jun-02 1672.4 1.02% 10949 25-Nov-91 1606.2 99.92%
23 12-Apr-94 1675.2 0.21% 113 14-May-84 1672.3 1.03% 10950 26-Nov-91 1605.9 99.93%
24 14-Apr-94 1675.1 0.22% 114 7-Jul-87 1672.3 1.04% 10951 3-Dec-91 1605.9 99.94%
25 21-Jun-84 1675 0.23% 115 8-Jul-87 1672.3 1.05% 10952 27-Nov-91 1605.6 99.95%
26 10-Apr-94 1675 0.24% 116 20-May-89 1672.3 1.06% 10953 28-Nov-91 1605.3 99.95%
27 3-May-81 1674.8 0.25% 117 20-Apr-93 1672.3 1.07% 10954 29-Nov-91 1605.1 99.96%
28 26-Jun-84 1674.8 0.26% 118 4-May-96 1672.3 1.08% 10955 30-Nov-91 1604.9 99.97%
29 19-May-02 1674.7 0.26% 119 25-Apr-00 1672.3 1.09% 10956 1-Dec-91 1604.7 99.98%
30 18-Jun-84 1674.6 0.27% 120 25-May-00 1672.3 1.10% 10957 2-Dec-91 1604.6 99.99%
Appendix A: N% Exceedance Duration Pool Elevation 19