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Water Quality,
Spring 2009
by
Les Martin
As I write this update,
April is being April in Minnesota. One great day
followed by a couple of days best forgotten. But it
won’t be long now before the fun at the lake gets
rolling. Last year I got back to kayaking around the
lake at least once a week. Good exercise and a great way
to really see how things are going. I have to say I’m
really impressed. Many of you have really gotten into
protecting the lake shore. I saw a bunch of new filter
beds between the lawns and the water. It’s really great
to see so many of you doing something to help the lake.
Of course we have a few new people and some hold-outs
still but we can only hope they’ll come around. One area
I was particularly impressed with was Bay Park. I think
just about everyone in that bay has a grassy strip by
the lake to filter the run off. Maybe we should give a
blue ribbon for the area doing the best job to protect
the lakeshore. Bay Park would get the prize last year.
As far as water quality
goes, our measurements indicated clarity stayed good
almost all year in what was a much more normal rainfall
year. Since this is the third year in a row for good
clarity readings, I’m optimistic we may be making some
real progress. The result of a lot of folks doing their
part seems to be paying off. We also saw slightly
reduced phosphates in the lake water which is an
indicator the quantity of harmful nutrients entering the
lake from runoff and failing septic systems was down a
bit. It’s too early to say this is a trend but it breaks
the string of four years of higher levels. The lake
stewards also found no Eurasian milfoil last fall so we
dodged that bullet for another year. I have to say that
paddling around I thought the submerged vegetation
didn’t seem quite as bad as the last couple of years
either. I’ll be interested in hearing from any of you at
the Spring meeting how you saw things in your area last
year.
Of course there are still
things to be done. There are a couple of streams that
are contributing more than their share of tannin stained
water and phosphates to the bays they enter. We hope to
document just how harmful this flow is to the water
quality so we can go to “the powers that be” for some
remedial help on these streams. Last year we started
monitoring water quality of two streams as they enter
the lake as part of the MPCA stream monitoring program.
This stream in-flow has proven to be a difficult problem
to handle as these small streams seem to be of no
interested to any governmental agency but appear to have
a big impact on our lake. There appears to be some talk
on the state level of forming water districts using
money from the new environmental fund. Perhaps improving
these streams would fall under their umbrella.
See you at the June
meeting.
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Septic
Tip:
When
having a gathering at your home, instead of maxing out
your septic by doing all the extra washing. Why not
take the washing to the Laundromat and for pennies per
pound they will wash, dry and fold the items for you.
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