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Old 25-11-2003, 03:22 AM
Nedra
 
Posts: n/a
Default Pond level DROPS after heavy rain?

I realize I'm very late to this conversation... but, early on my liner
bubbled up - there was a huge bubble in the middle and I could
not see anything except muddy water. I went out in the middle of a horrible
Missouri
thunderstorm and dug a trench on the side of the pond that was
caving in. I dug down about 8 inches ... put in a 4 inch drainage
pipe; covered the trench with 2 inch rock and then Tons (!)
slight exaggeration - of large pine bark mulch. This held Thank Goodness.
Once the storms abated, I built up the sides of the pond about
six inches and added
the pine bark mulch. Nine years later - pond is just fine. No more
bubbling of the liner since that first spring.
The first web site is quite old but it shows my pond and the awfully
muddy water.

Nedra
http://www.geocities.com/Heartland/Pines/4836

"Mike Patterson" wrote in
message ...
Thanks! Appreciate the thoughts.

I plan to place a few large rounded stones in the bottom and dig a
shallow trench next to the pond. Hopefully the double-whammy approach
will do the trick.

Won't know if it worked until the next flood!
Mike

On Mon, 24 Nov 2003 15:21:23 -0800, "Lydia"
wrote:

Mike,
I'm sorry I don't yet have any advice to help you, but thought I'd

just
let you know that I feel your pain. I have the same situation. The

liner
of my pond wraps up and over a layer of rocks that are anchoring it -

sounds
like yours. Mine's brand new and we just finished it before the winter
rains started here in the Pacific Northwest. And as soon as the rain DID
start, the liner bubbled waaaaay up and I was out there every night in

the
rain with a little pump trying to fish a garden hose down under the liner
and pump out the water from underneath. That was no fun so for now,

we've
put 3 huge rocks at the bottom and 8, 2x16 patio bricks around the 1foot
deep shelf to hold the liner down. That seems to be working fairly well,
although the liner still puffs a little on the vertical slant from the

1foot
shelf down to the bottom.

We also edged the high edge of the pond with that plastic garden

edging
stuff that's about 4 inches wide in an effort to get the runoff from the
upper part of the yard to go around the pond rather than under it. But

I'm
afraid of taking the bricks out to see if that made a difference. I

don't
like pumping out the water from underneath the liner and I'm afraid that

the
shelf is in danger of being ruined when the water collects under there

and
swishes dirt around.

When summer returns my husband and I think we're in for more digging

to
make some kind of drainage trench near or around the dang thing.

Anyway, it sounds like yours drains a lot quicker than ours so maybe

you'll
have an easier time dealing with it. Good luck to you and please post if
you find a good solution!

Lydia



"Mike Patterson" wrote in
message news
On 23 Nov 2003 22:10:15 -0800, (Offbreed)
wrote:

Mike Patterson wrote in

message . ..
I have a 1200 US Gallon pond with an overflow spillway at one end.

If I fill it up, it seems to hold it's level fine, but after a

really
heavy rain (we got about 3 inches in 4 hours a couple days ago), the
water level after the rain was about 3-4 inches LOW.

Over fill and watch around the edges. I'll wager that part of the
sides is not properly supported and the extra water causes the
membrane to flop down. Once the water level drops enough, the membrane
stiffness makes it come back up where it belongs, and you have less
water than before.

Thanks for the idea, but I think that isn't it this time, as the liner
wraps up & over the edges of the pond and are held with large stones
all 'way around.

Thanks
Mike
Mike Patterson
Please remove the spamtrap to email me.

The question isn't "are there weapons of mass destruction?",
the question is "who has them now?"

http://www.strategypage.com/iraqwar/...ny/default.asp
http://www.strategypage.com/iraqwar/iraqweaponsgap.asp



Mike Patterson
Please remove the spamtrap to email me.

The question isn't "are there weapons of mass destruction?",
the question is "who has them now?"

http://www.strategypage.com/iraqwar/...ny/default.asp
http://www.strategypage.com/iraqwar/iraqweaponsgap.asp