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Sub-Basin DA 23 <br />Pre- vs.Post-Rehabilitation Monitoring Results <br />1 <br />0 <br />. <br /> <br />9 <br />0 <br />. <br />0 <br />8 <br />. <br />7 <br />0 <br />~ <br />. <br />E <br />0 <br />6 <br />~ <br />. <br />~ 0 <br />5 <br />. <br />0 <br />~ 0 <br />4 <br />. <br />~ 0 <br />3 <br />. <br /> <br />2 <br />0 <br />. <br />0 <br />1 <br />. <br />0 <br />0 <br />. <br />0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 <br />Event Rainfall Volume (in) <br />Figure 20 - Sub-basin DA-23 pre- vs. post-rehabilitation event comparison (measured flow <br />vs. event rainfall) <br />DA-24 Basin <br />Seasonal Analysis <br />Measured flow data for DA-24 are not of sufficiently long periods to perform pre- <br />rehabilitation and post-rehabilitation seasonal analysis. <br />Event Analysis <br />The event analysis for Sub-basin DA-24 includes four pre-rehabilitation monitoring events <br />and five post-rehabilitation. The RDII volume versus rainfall trend estimates a 59% reduction <br />in RDIIpnst-rehabilitation. <br />Reduction = 71 <br />y = 0.28x <br />0 <br />0 <br />4 <br />® y = o.osx <br />® o Pre-Rehabilitation <br />® Post-Rehabilitation <br />31 <br />