’
'îZâ5fe
ezmsäîæ m1ÿ:fŒm…
1rŒ£îî—tæâæï
we) æc;: 251 gææfeä1 siiitfæ, % … sui——
fÏtääâîa‘511dä & tîä‘ï‘ËEZ‘ŒÏÏË mîiäînæ afï oîen“ insa. En äîæ Œänæ Bæncîü äîea
dîÈ…=—
Œnnænünüùm 1m1geäîäffnnn awnünäñäÿ*
15111 411111 mg? 11 ami)
_,
2”g5 t“m 42353. BËtWeem L@EZf ant 1@HZË, Œànezr Bimmh ræasgmüd)
IËÈW tôns%:
dièsniîædrï salidäx gen“ sqyæ1æ müë: a' dî‘ei&‘ger araç: the“: EEÈÏÏTÛW
1131 fans: Ë'B}?‘S@pæîî
müë: Nb
ibns+
‘ ,
tt&11tï‘f'tb“Æùèhgi capacity) were found? indie— Œäme- Branch [44]. The fn0W—
…
ihgï t:aülès= show some of the dferences in chemistry between the two
branches:
,
Net Dissolved Solids Load*
Tons (per square mile per year)
x
Cane Branch
Helton Branch
Year
..
(with:mîne drainage)
(without mine drainage)
1957
194
13
' .:Ï?
1958
189
_
1959
"
165
3
4960
: 382
24
'
11961
‘
‘
196
19
Ï
'1 9452
241
26
‘
Chemîc'aî Propere50f Sfreams in Beaver Creek Basin,
.
.
August 4—5, 1964
_
'
Upper Beaver
-
Creek Basin,
,
wCanie…anch
…
Helton Branch
Sfaon 12
; pH
,
696.6
.
>6.0
*Sÿèäc
.
_
.
“‘,Conducfance
1(in wnhoà)*
689
_
’
28
f
,
Hardnes's
"
*
_
.
'
—
‘:g(mgl})
178
.,
”9
"
11
Ÿ
=:.
Sulfcñe
.…
_
(mg/1)
”
:a42
'
'
.4
:a 2.4
Bîcarbonate
.
——
10.0
12
àbove are
îl‘äbles 6 and 7 in ]. 5]. Musser and R. ].. Pikeng‘, “Geo‘chemistry of
Water, 111 Inuenfes of. Stn‘
on‘"the Hydrologie Environnængof Parts 'oBeauenCr‘eek Basin, Ken—
tucky] 1955—1966, Geological SurÿeyÆrqfèssioñal Paper (Washington, DC.: US… Government Printin Of—
ce, 1970). p,C38.
.'
vf“
,
‘
,.
g
—
° Dissolved solids transported
solids dn,precîpitaon.
_
'
‘A measure of the electrical
«nf—Wetèr,
îvhicli
increa_sed‘sanity.
‘
_“'ï58
An UncommonFnend
Précédent

- 72/221

Suivant