R. 4 E.
R. 5 E.
= COS 11
!
Indian Bend Road
. 11abb[Scottsdale Raddison]
!
= COS 14
!
SRP22.9E,10.8N
!!
.
(
SRP23E,10.8N[COS5W]
.
!!
(
. PV-16
!
PV-12B
!
(
.PV-12
!
. PV-11
!
PV-14
2.0 !
?
! PG-42LA
1.3
.
!
PG-43LA
0.5
SRP22.6E,10N
7.9
! PG-41LA
.
!
WASH
0
10
50
!
PA-6LA
190
S-2LA
! 29
PA-13LA
! 160
SRP21.5E,8N
! PA-2LA
<0.5
( COS 2
!
COS 75A
PA-5LA
66 !
?! 120
=
!
= COS 70
!
!
? 7EX-1UA
!
?
BEN
D
S-1LA
<0.5
5
!
CANAL
PA-8LA2
11
!
?
COS 31
= COS 73
!
CROSS
AN
PG-39LA
50
SRP22.5E,6N
=
! PA-19LA !
!
M-14LA
15
! M-9LA
AR
IZO
N
Estimated Extent of
Middle and Lower
Alluvium Units
PG-23MA/LA
! 15
M-10LA2
11
M-5LA
1.2
!
!E-7LA
10
94
!
!
!
?
E-1LA
MEX-1MA
5
! !
? SRP23.6E,6N
McDowell Road
M-2LA
. SRP22.5E,5.5N
!
! PA-15LA
<0.5
!
. COS 25
!
= SRIR-10
!
. SRP23.5E,5.3N
!
McKellips Road
. COT 6
!
T.
1
N.
Thomas Road
M-16LA
24
!
! 4.8
. SRIR-4
!
. COS 74
!
!
? COS 72
!
(
!
?
COS 71A
24
PA-11LA
!
<0.5
M-17MA/LA
! 2.4
PG-38MA/LA
0.7
A
COS 71
IND
I
CUT
! E-14LA
!
!
? 7EX-5MA
=
!
Indian School Road
. COS 6
!
7EX-4MA
SRP22.3E,7N
( COS 78
!
PA-18LA
!
?
PA-9LA
14
COS 77
(
COS 76 !
! 1.2
7EX-3aMA
!
T.
1
N.
! PA-22LA
. Laird 2
!
. IBGC
!
0
RIV
3,000
( COS 69
!
Feet
EXPLANATION
R. 4 E.
(
PA-13LA !
160
Lower Alluvium Monitor Well Location and Identifier
COS75A ?
Extraction Water Well Location and Identifier
COS74 !
.
SRP22.5E, 6N =
Concentration of TCE, micrograms per liter
Production Water Well Location and Identifier
Inactive Production Water Well Location and Identifier
COS69 (
Abandoned Production Water Well or
Monitor Well Location and Identifier
50
TCE Concentration Contour, in micrograms per liter
GIS-TUC\366.1402\TCE\2014\LAU_TCE_Oct2014\23Feb2015
T.
2
N.
Pima Road
Scottsdale Road
. SRIR-SCC
!
. SRP23.5E,8.8N
!
!
.
. SRP22.1E,8.5N
!
.
!
AWC-7A .
AWC9A
!
. AWC-8A
!
Chaparral Road
50
Invergordon Road
! SRP22.4E,9N
=
AWC8
.
!
PG-1LA
! <0.5
100
AWC-12A
= COS 3
!
. SRP23.5E,9.5N
!
PG-2LA
47 !
!
? PCX-1
62
!
PG-44LA
1.6
T.
2
N.
McDonald Drive
= COS 4
!
!
. MDWC
!
. AVI
!
. SRP24E,10.5N
!
!
? PV-15
PG-40LA
17
. QRIA
!
SRP23.4E,10.6N[COS5E]
Hayden Road
. PV-17
!
SRP23.5E,10.6N
ER
SALT
R. 5 E.
NORTH INDIAN BEND WASH AREA
MARICOPA COUNTY, ARIZONA
CONCENTRATION OF TCE IN
LOWER ALLUVIUM UNIT WELLS
OCTOBER 2014
FIGURE 12