The Minneapolis journal., 1904-09-09

These are the recommendations or
the special commission appointed by the
council to report upon the best meth
cd Of purifying the Mississippi river
water, with estimates of cost and with
reference to other matters necessary to-
be considered in connection with that
problem. The commission consists Of 8
Andrew Rinker, city engineer; F. w.
Cappelen, consulting engineer; Allan
Hazen, sanitary engineer.
After rendering acknowledgements to
members of the water committee, DIR. Il
Hall, city health officer; DR.. Corbett.
city bacteriologist, and Mr.. Leeds, city
chemist, for cooperation and assists
| ance, the special water commission adj
! dress themselves to their report:
The quantity of water row supplied
is 20,000,00O gallons day, or approxi-
mate1y ninety gallons per capita, reck-
! oned on the whole population. Forty
per cent is metered. The supply of a
pure and wholesome water would un-
Two tendencies will offset this--exten-
sion Of the meter system and the stop
ping Of leaks. There are several cities
where the per capita consumption is
materially less than in Minneapolis.
Liberal use Of water on lawns and for
consumption here. It is not prudent to
build the works now planned on the
assumption that consumption can or
will be materially reduced below the
, now average ninety gallons per capita.
The normal eapac{ of tbsn Sa
elSD' ego yearly early 70 consumption. Allowance
! must also be made for parts of the
( plant out of service. It should be SO
. designed that the maximum supply can
be maintained with one unit OF every
kind out Of service. To meet this re,
;, ,, be provided 100 per cent greater and
the filtering capacity 30 per cent great
n er than the average annual consump-
!. t1on. To meet local conditions, there
n ty Of 4o,ooo,ooo gallons ! per e. day and
! a filtering capacity Of 30,0OO,OOO gal.
- Ions. This is the estimate to meet the
present actual conditions.
The city is growing ana aa,,dh the hla4o ~
built SHOULD be darge eno9ga 20
: years. For that increase the plant
q should be one-third larger than required
l. now. The filters SHOULD have normal
capacity Of 4o,ooo;ooo gallons 2 day, Iy
27OO0OOO gallons per day. All esti-
mates Of cost Of construction and opera
q ton are based on these figures, bus
IL care has been taken to consider no plan plan
100000 gallons daily. .-..
Character of Mississippi Water.
he The commission takes up next the
We character Of the Mississippi water, II
n the North and Northeast pumping sta
nd tions as above the most obiectionable
Le- sources of pollution and from SAM
en- tary standpoint Of much better quality
in than that which has caused the typhoo1lt
i'd, fever SO prevalent IN this community
co within the past year.
he The report presents figures as to pop
n ulation in the drainage area, and ma
"a, the total to be 3OO,073, with, vlliag
tn population Of 61,595. The village pop
the population which uses sewers an
directly pollutes the water. It is YER,
small, however, compared with, that I
many eastern streams. But the mos
M important point rg concerning tie IL pon, an
that it's effect upon the water Will o
much more injurious as time passe
than it is now.
The o9 9satPs oPsratSns are sandrs ss
OF men emplo red in handling logs upo
zen zen the river constitute serious sanitaI
III, IN danger. Health Officer Hall has mac
rs as commendable efforts to obvlate tn
E ehe 3 danger as far as possible, but 1t
o6 2 doubted If such regulations are alt
To, en, gether effective.
hill What Makes IL brOWu.
ma 4 ;s o1,nost a
lid The MlsslsslpPl WaSgI 5;t % Tha S,alJ danos
rem t1rely Tree 11oIn io ,a m
ner m ion gallons. At st. Louis the deposit
ern prn 100 times as great. The brownish
: ein ia pearance @ Of the water here is due
! Is coloring matter. and not to turbidit !
nly This is in solution and is not 1nlurlo
ate 'ate to health. The coloring has decreas
'a'e notably nc within the past seven yea
and, being attributed largely to t
presence Of logs, may be expected
re- disappear as the use of the Mlsslsslp
lnti- for logging purposes IS 4lsconstinuue ltnu
gov The river water IS narae1 chan c enoo i
up ----- ---------. - :, - -.
able. Continued Oh SECOND 1ase.