MRAM
DATA
BASE
Page
1
STUDIES
RECEIVED
69
LIKE
SITE
CHARACTERISTICS:
12
Surface
Mines
and
8
Deep
Mines
8
Groundwater
sites
(
5
surface
and
3
deep
mines)

SITE
CHARACTERISTICS:
40
Surface
Mines
and
15
Deep
Mines
Mine
Characteristics
°
Mine
name
and
location
°
Mine
dimensions
and
volume
°
Placement
dates
and
purpose
°
Regulation
and
time
of
placement
CCB
Placement
Characteristics
°
CCB
Type
°
CCB
Aditives
°
CCB
Placement
Volume
°
Placement
within
Mine
°
Permit
Acreage
°
Placement/
Management
Practice
Mine
Site
Characteristics
°
Soil
°
Bedrock
Stratigraphy
°
General
Topolgy
Page
2
November
13,
2001
ASH
AND
LEACHATE
CHARACTERISTICS:
60
Surface
Mines
and
7
Deep
Mines
°
CCB
Source
°
Solid
Coal
Ash
Chemical
Characteristics
­
major
constituent
indicators
­
minor
constituent
indicators
°
Leachate
Chemical
Characteristics
­
Primary
Drinking
Water
const.
­
Secondary
Drinking
Water
const.
­
Other
constituents
­
pH
GROUNDWATER
CHARACTERISTICS
SUMMARY:
5
Surface
Mines
and
3
Deep
Mines
°
Wells
selected:
Up­
gradient,
Placement/
Injection
Area,
Down­
gradient
1
or
2
of
each
type
of
well
°
Sample
date
averages:
pre­
placement/
injection,
1
Yr,
3
Yr,
5
Yr,
5Yr
+

°
Primary
Drinking
Water
Constituents
°
Secondary
Drinking
Water
Constituents
°
Eco­
Toxicity
and
Other
Constituents
°
pH
GROUNDWATER
DATA
DRAFT
LIKE
SITE
CHARACTERISTICS
Page
3
November
13,
2001
Mine
Name,
Location
Highvale
,
Canada
Universal,
IN
Center,
ND
Big
Gorilla,
PA
Knickerbocker
PA
"
City,"
IN
Wilton,
ND
Longridge,
WV
Mine
Type
Surface
Surface
Surface
Surface
Surface
Deep
Deep
Deep
Climatic
Region
Arid
Semiarid
Semiarid
Humid
Humid
Semiarid
Semiarid
Humid
AMD
Unknown
Yes
Yes
Yes
No
No
No
Yes
CCB
Placement
Above
GW
Above
GW
Above
Below
GW
Below
Above
GW
Above
&
Below
GW
Below
Below
CCB
Type
Ash
Ash
Ash
&
FGD
FBC
FBC
FGD
&
Ash
Ash
FBC
Concrete
Additive
No
No
No
No
Yes
Yes
(
lime)
No
Yes
Drainage
Control
Unknown
Cap
and
Runoff
No
No
No
No
No
No
Cap
Material
Unknown
clay
­
5'
uncompacted
NA
NA
NA
NA
NA
NA
Liner
No
No
No
No
No
No
No
No
AMD
Control
Unknown
Yes
(
NPDES
discharge
pump
at
sedimentation
pond
Natural
acid
buffering
capacity
of
overburden
No
No
No
No
No
GW
Quality
Conclusion/
Assessme
nt
Incconclusive
No
Change
Incconclusive
No
Change
No
Change
Incconclusive
Incconclusive
Degraded
Preinjection
GW
data
None
5/
88
­
1/
89
5/
77
­
6/
81
8/
89
­
7/
97
8/
97
­
8/
98
1/
94
­
7/
94
None
1/
98
­
12/
98
Current/
Pos
t
injection
GW
data
7/
78
­
4/
01
5/
89
­
11/
00
3/
78
­
7/
85
8/
97
­
2/
99
9/
98
­
3/
01
10/
94
­
8/
95
7/
94
­
4/
95
1/
99
­
11/
00
MCL
exceedance
None
Pb
As,
Ba,
Cd,
Cr,
Pb,
Se
None
Cd
Cd
None
As,
Cd,
Pb,
Se
Final
PH
Assessme
nt
Neutral
to
Slightly
Basic
Slightly
Acidic
to
Neutral
Neutral
to
Slightly
Basic
Acidic
Slightly
Acidic
to
Neutral
Slightly
Acidic
to
Neutral
Slightly
Acidic
Acidic
