529
Colonial Surgeon
a special report. on the whitish appearance which appeared in full in the Govern-
ment
Gazette
dated the 26th of that
mouth. The question of
CA
remedy
was then allowed to stand over.
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water whether passing through the beds at the maximum rate of 800 gallons per square yard per 24 hours
or at a reduced rate due to the
the sand
surface of with fine dayay
or less
Lu
nav
dealing with
5.
the latter part of the original unstruction it is desirable to briefly of the appearance.
review the cause
in question.
4.
In the early part of
May 1891 the Taitam reservoir was practically emphy and when the
seasorn
began
matter was
amcount
a
large an
washed doron
rainy of earthy its exposed slopes. The existing works
it is su
at Jaitam necessitate the immediate use of this storm water and when
surcharged with suspended matter it cannot be clarified by mere filtration shrough
h sand. The
water
milky.
being
covered
matter is more
It has been observed
in the experiments
we have made
with this storm water that after it
has been partially clarified by fil- tration through paper a
further - will ensure if the specimen
turbidity
is set aside for a few hours. There is therefore some silicious matter in solution which plays a part in the résistance offered to complete clarification.
6.
We have now before
the results of
the mo
of the Pokfulam waters for one.
us
monthly analysis
and Jaitam.
The better
year.
appearance