ENVIRONMENT
(a)
Squaw Creek
~<— @
Site past
confluence
of Little Sulphur
Creek
Big Sulphur
Creek
KEY
—_
.
Cobb Creek
—_
*
*
e”
© HotSprings Creek
10
*& Geothermal unit
@ Sampling location
3
@ ©
(b) Boron
(c) Sulfate
Sampling ae
rT
trips
wn
i
_—
100
Sulfate concentration — mg/!
fs
oo
So
o
W465
ei
Ly
RS
185]
fre
_——
|
O
Boron concentration — mg/\
2.0 3.848
|;
0.5
8
} Pier
—
1
is
he
7
6
5
83
11 12 4 10 3
Sampling location
9
2
20
3
Tributaries of Big Sulphur Creek (a) show
Lstge
elevated levels of boron (b) and sulfate (c)
where the local watershedsare affected by deposition downwind from operating power plants. Although the aquatic
wn
au}
ell
5
ony
mt cst
» are
i}
HAa
|
E
8
_
i
7
6
5
1112 4 10 3
Sampling location
9
2
#1
ecosystem at The Geysers may well be adapted to these
relatively minor increases, this mode of transport and the ultimate fate of the mineral material chronically deposited at
geothermal development sites must be investigated.
25
C3
co
Little Geysers Creek