The water in the pond remains stubbornly high, almost as high as it was two weeks ago on March 9, when I wrote my first post on this subject. The Hardy Pond Slow Drainage Exhibit (pdf), at left, shows the small-scale flooding that can result from just a few days of rain when the water remains high and the reserve capacity in the pond’s watershed is near its limit. The main photos were taken December 15, 2010.

The silted, slow-moving outlet channel makes the situation even more precarious. A prolonged, heavy rain could have devastating consequences, causing property loss on the scale of the great floods of last year, or worse. But there is no sense of urgency among city officials to address this major public safety issue. At right, Hardy Pond Water Levels as Observed on Heron Rock (pdf), shows varying levels of the pond as seen against “Heron Rock.” “Normal” was the base level, as I judged it, before the floods of March 2010. The pond would usually return to that “normal” within two or three days of a high water event.

Click an image to enlarge it, or click the text reference to open a PDF of the image. Comments are welcome.

 

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