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1.5 <br />1 <br />O <br />7 <br />W <br />0.5 <br />0 <br />Nov-95 <br />Dec-95 <br />Date <br />Figure 18 -Sub-basin DA-23 pre-rehabilitation measured flow and rainfall <br />1.5 <br />7 <br />O <br />V <br />V <br />^ <br />W <br />0.5 <br />0'~Z <br />Nov-02 <br />Dec-02 <br />Date <br />Figure 19 -Sub-basin DA-23 post-rehabilitation measured flow and rainfall <br />a <br />0.2 <br />0.4 <br />0,6 Z <br />J <br />4 <br />0.6 ~ <br />r <br />~' <br />C <br />1 <br />1.2 <br />1.4 <br />0 <br />0.2 <br />0.4 <br />n <br />0.6 <br />r <br />Y <br />i <br />V <br />0.8 ~ <br />^ <br />1.2 <br />1.4 <br />Event Analysis <br />The event analysis for Sub-basin DA-23 includes five pre-rehabilitation monitoring events <br />and eight post-rehabilitation. The RDII volume versus rainfall trend estimates a 71 <br />reduction in RDII post-rehabilitation. <br />b <br />30 <br />