Our First Half-Century: A Review of Queensland Progress Based Upon Official InformationQueensland
History
Our First Half-Century: A Review of Queensland Progress Based Upon Official Information
Queensland
Queensland -- History
The report dated 5th October, 1895, recurs to the Hydraulic Engineer's
previous estimate that the outcrops of the water-bearing beds of the
country covered an area of about 200 square miles. He is glad to learn
that Mr. R. L. Jack, Government Geologist, had since worked the matter
out, and, while approving of Mr. Henderson's suggestion as to the
source of artesian supplies in Queensland, estimated the area as
5,000 square miles, or twenty-five times the Engineer's estimate.
This information seems to have allayed Mr. Henderson's dread of the
exhaustion of the supply, for he says that the Geologist's figures
indicate that "the gathering-ground is larger than can possibly be
required for years to come if there is no extensive leakage, of
which as yet there is no evidence that I am aware of." He next writes
strongly in favour of a comprehensive search for artesian water by
the Government, and of Government aid being offered by loan to persons
willing to sink bores on Crown lands or even on private property.
Such assistance would encourage settlement by leaving the settler in
possession for other purposes of money which would otherwise be spent
on water provision on his holding, and prove an incalculable benefit
to the State by mitigating periodical droughts.
PROGRESS TO 1895.
The report then gives statistics relative to artesian bores as
follows:--Number of bores, 397; average depth, 1,195 ft. Of these
286 overflow with a total output of 2131/2 million gallons per diem.
Total cost of boring and casing, L860,321, as nearly as could be
estimated, "remarkable results for eight years' work, as in 1887
boring in Queensland was in its infancy." With a view to greater
accuracy provision for the salaries of two inspectors had been made
on the Estimates for the year, in order that uniform records might
be secured as to the strata pierced, the flow, the pressure and
temperature of the water, amount of rainfall at the outcrop of
water-bearing beds, and the alleged diminution of artesian streams.
The suggestion is then made that land, the leases carrying water
rights, might be made available for settlement in small areas around
tanks and bores.
THE WINTON BORE.
In this report the Hydraulic Engineer is able to announce the success
of the Winton bore. At about 3,555 ft. a daily supply of 720,000
gallons of excellent artesian water was struck, and boring being
continued to 4,010 ft. without increasing the supply work ceased,
the total cost of the bore having been about L7,000. An article on
irrigation shows a total irrigated area of 7,641 acres, an increase
for the year of 2,240 acres. Included in the area are 2,000 acres of
natural grass land and 2,000 acres sown with artificial grasses; also
111/2 acres irrigated from artesian wells in the Warrego district.
Flood mitigation is also dealt with at length, and a system of flood
warnings on the various streams recommended.
DR. R. L. JACK'S OPINION.
Public-domain text, read in full here on John Shaqi.
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