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Old 09-10-2009, 04:22 AM   #28
ApS
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Question Maybe it's the bottom and not the top?

Quote:
Originally Posted by camp guy View Post
"...If, for some reason, there were changes to the bottom, ie., sandbars, etc., near the shoreline, this would have the effect of creating less water which would look like the Lake was lower, but not actually the case. I lived on the Lake for a number of summers, and there was a small brook that emptied into the Lake about 10 feet from my dock, and, when I would check the depth with a stick gauge I found the depth to be less after a heavy run off event...
There may be two things going on here.

1) The original poster may have only experience with recent early-season levels, which have been higher than historic levels. (Perhaps reflecting a new philosophy on keeping the lake "fuller-earlier"?)

2) I, too, have a brook that has dumped a small "alluvial fan" of sand into the lake. (The below "alluvial fan" example is of Planet Mars terrain).



The sand increased somewhat since an immediate-neighbor's McMansion was built three years ago.

I never bothered to measure the depth there since a nearby driveway "major washout event" took place seven years ago. That "event" reduced the boat clearance for everybody along the shore within 200'. I kept my ample depth, while finally getting a sandy beach! The depth at the nearest dock forces renters to raise their boats' drives—something the previous owners never needed to do with their Century Raven inboard.

(That driveway's only "repair" was to add a dozen cubic yards of still more sand!)

In Sum:

The original poster (and his neighbors) may only be familiar with the most recent early-season depths—depths that were incorrectly calculated to provide adequate late-season depth for the boat. (And if it's the original boat).

Or recent uphill construction has incidentally raised the bottom closer to the top.

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