Louisville,
KY­
IN
MSA
Bullitt
Jefferson
Oldham
The
Louisville,
KY
MSA
was
listed
in
2001
as
being
the
50th
largest
MSA
within
the
United
States.
This
MSA
encompasses
seven
counties,
Scott,
Clark,
Floyd,
and
Harrison
Counties,
Indiana
and
Oldham,
Jefferson,
and
Bullitt
Counties,
Kentucky.
2
BULLITT
COUNTY,
KENTUCKY
Bullitt
County
is
part
of
the
Louisville,
Kentucky
Metropolitan
Statistical
Area
(
MSA)
and
is
on
the
I­
65
South
interstate
corridor.
It
is
located
directly
south
of
Jefferson
County,
northeast
of
Hardin
County,
and
northwest
of
Nelson
County.

Geography/
Topography
Bullitt
County
has
a
land
mass
of
299
square
miles
and
is
the
southern
most
county
in
the
entire
MSA.
The
Ohio
River
touches
the
western
county
border.
The
county
is
geographically
at
the
junction
of
the
Outer
Bluegrass
and
the
Knobs
Regions.

Meteorological
Information
Wind
speed/
wind
direction
information
shows
that
the
majority
of
the
time
for
the
period
1988
 
1992,
the
wind
in
the
Bullitt
County
area
came
from
the
south
southwest
and
typically
at
7­
10
knots.
(
See
figure
1­
A)
The
mean
high
temperature
for
July
for
the
area
from
1961
through
1990
was
87
°
F,
the
mean
low
was
67
°
F.
The
mean
precipitation
for
the
same
period
was
4.5
inches.

Planning
The
authority
for
air
quality
planning
in
the
Bullitt
County
area
resides
with
the
Kentucky
Natural
Resources
and
Environmental
Protection
Cabinet.
Transportation
planning
for
Bullitt
County
is
performed
by
the
Kentuckiana
Regional
Planning
and
Development
Agency
(
KIPDA).

Air
Monitoring
For
the
2000
 
2002
monitoring
period,
the
Bullitt
County
ozone
monitor
(
21­
029­
0006)
showed
a
design
value
of
0.085
parts
per
million
(
ppm),
which
would
be
classified
as
a
county
in
violation
of
the
standard.
(
See
table
1­
A)

Population
Based
on
projections
to
2001
from
the
2000
census
data,
there
are
63,043
persons
living
in
Bullitt
County.
That
represents
approximately
211
persons
per
square
mile.
The
population
of
Bullitt
County
is
approximately
35%
rural
with
3
65%
of
the
people
living
in
incorporated
areas.
The
largest
cities
in
Bullitt
County
are
Mt.
Washington
and
Shepherdsville.
(
See
table
1­
C)

Bullitt
County's
population
from
1990
through
2000
increased
by
approximately
29%
(
47,567
to
61,236).
The
population
is
further
expected
to
increase
by
an
additional
27%
between
2000
and
2010.
(
See
table
1­
B)

Based
on
2001
population
data
for
the
entire
Louisville
MSA,
Bullitt
County
represents
approximately
6%
of
the
total
2001
population
in
the
entire
MSA
and
8%
of
the
Kentucky
portion
of
the
MSA.
(
See
table
1­
C)

Air
Emissions
Point
source
VOC
emissions
from
Bullitt
County
were
estimated
at
7.76
tons
per
summer
day
(
tpsd)
in
2001
which
represents
approximately
22%
of
the
total
35.89
tpsd
of
the
overall
VOC
point
source
emissions
from
the
Kentucky
portion
of
the
Louisville
MSA.
The
Kentucky
portion
of
the
MSA's
point
source
NOx
emissions
were
estimated
to
be
87.20
tpsd.
Bullitt
County's
point
source
NOx
contribution
is
approximately
0.80
tpsd
or
1%
of
the
Kentucky
portion
of
the
Louisville
MSA
total.
(
See
table
1­
D)

2001
Point
Source
Emissions
Point
sources
located
within
Bullitt
County
are
subject
to
PSD
requirements,
CTG
RACT
requirements,
Maximum
Achievable
Control
Technology
(
MACT)
requirements
for
sources
of
Hazardous
Air
Pollutants,
and
New
Source
Performance
Standards
(
NSPS).
Any
controls
imposed
as
a
result
of
previous
nonattainment
designations
in
the
partial
county
area
are
required
to
remain
in
the
area.
VOC
Emissions
tons
per
summer
day
Bullitt
22%

Jefferson
76%
Oldham
2%

NOx
Emissions
tons
per
summer
day
Jefferson
99%
Bullitt
1%
Oldham
0%
4
It
should
be
noted
that
reformulated
gasoline,
an
emission
control
strategy
relating
to
onroad
mobile
sources,
and
Stage
I
controls
at
gasoline
stations
are
in
place
in
the
former
1­
hour
ozone
nonattainment
portion
of
Bullitt
County.

Onroad
mobile
source
VOC
emissions
within
Bullitt
County
were
estimated
to
be
3.50
tpsd
emissions
in
2001.
This
represents
approximately
10%
of
the
total
36.04
tpsd
of
onroad
mobile
VOC
emissions
in
the
Kentucky
portion
of
the
Louisville
MSA.
Bullitt
County
onroad
mobile
NOx
emissions
were
estimated
to
be
7.77
tpsd
which
is
approximately
9%
of
the
total
86.35
tpsd
contribution
from
all
three
Kentucky
counties
in
the
MSA.
(
See
table
1­
D)

2001
Onroad
Mobile
Source
Emissions
Commuting
traffic
from
other
counties
into
Bullitt
County
is
high,
while
the
commuting
traffic
from
Bullitt
County
into
other
counties
is
significant.

Commuting
Classifications
Not
Significant
0­
10%
Minimal
11­
30%
High
31­
50%
Significant
51%
or
more
VOC
Emissions
tons
per
summer
day
Bullitt
10%
Oldham
6%

Jefferson
84%
NOx
Emissions
tons
per
summer
day
Bullitt
9%
Oldham
5%

Jefferson
86%
5
2001
VOC
Contribution
(
tons
per
summer
day)

7.76
3.5
27.49
30.42
0.64
2.12
0
10
20
30
40
50
60
70
Bullitt
Jefferson
Oldham
Mobile
Point
0.80
7.77
86.38
74.13
0.02
4.45
0
20
40
60
80
100
120
140
160
Bullitt
Jefferson
Oldham
Mobile
Point
2001
NOx
Contribution
(
tons
per
summer
day)
6
Conclusion
and
Recommendation
The
monitoring
and
emissions
data
presented
indicate
that
Bullitt
County,
Kentucky,
should
be
designated
nonattainment
for
the
8­
hour
ozone
standard.
7
OLDHAM
COUNTY,
KENTUCKY
Oldham
County
is
part
of
the
Louisville,
Kentucky
Metropolitan
Statistical
Area
(
MSA)
and
is
on
the
I­
71
North­
South
interstate
corridor.
It
is
located
northwest
of
Jefferson
County,
south
of
Trimble
County,
and
northwest
of
Shelby
County.

Geography/
Topography
Oldham
County
has
a
land
area
of
189
square
miles
and
is
the
eastern
most
county
in
the
entire
MSA.
The
Ohio
River
forms
the
northwest
border
of
the
county.
The
county
geographically
is
in
the
Outer
Bluegrass
Region.

Meteorological
Information
Wind
speed/
wind
direction
information
shows
that
the
majority
of
the
time
for
the
period
1988
 
1992,
the
wind
in
the
Oldham
County
area
came
from
the
south
southwest
and
typically
at
7­
10
knots.
(
See
figure
1­
A)
The
mean
high
temperature
for
July
for
the
area
from
1961
through
1990
was
87
°
F,
the
mean
low
was
67
°
F.
The
mean
precipitation
for
the
same
period
was
4.5
inches.

Planning
The
authority
for
air
quality
planning
in
the
Oldham
County
area
resides
with
the
Kentucky
Natural
Resources
and
Environmental
Protection
Cabinet.
Transportation
planning
for
Oldham
County
is
performed
by
the
Kentuckiana
Regional
Planning
and
Development
Agency
(
KIPDA).

Air
Monitoring
For
the
2000
 
2002
monitoring
period,
the
Oldham
County
ozone
monitor
(
21­
185­
0004)
showed
a
design
value
of
0.087
parts
per
million
(
ppm),
which
would
be
classified
as
a
county
in
violation
of
the
standard.
(
See
table
1­
A)

Population
Based
on
projections
to
2001
from
the
2000
census
data,
there
are
48,000
persons
living
in
Oldham
County.
That
represents
approximately
254
persons
per
square
mile.
The
population
of
Oldham
County
is
approximately
35%
rural
8
with
65%
of
the
people
living
in
incorporated
areas.
The
largest
city
in
Oldham
County
is
LaGrange.
(
See
table
1­
C)

Oldham
County's
population
from
1990
through
2000
increased
by
approximately
39%
(
33,263
to
46,178).
The
population
is
further
expected
to
increase
by
an
additional
36%
between
2000
and
2010.
(
See
table
1­
B)

Based
on
2001
population
data
for
the
entire
Louisville
MSA,
Oldham
County
represents
approximately
5%
of
the
total
2001
population
in
the
entire
MSA
and
6%
of
the
Kentucky
portion
of
the
MSA.
(
See
table
1­
C)

Air
Emissions
Point
source
VOC
emissions
from
Oldham
County
were
estimated
at
0.64
tpsd
in
2001
which
represents
approximately
2%
of
the
total
35.89
tpsd
of
the
overall
VOC
point
source
emissions
from
the
Kentucky
portion
of
the
Louisville
MSA.
The
Kentucky
portion
of
the
MSA's
point
source
NOx
emissions
were
estimated
to
be
87.20
tpsd.
Oldham
County's
point
source
NOx
contribution
is
approximately
0.02
tpsd
or
less
than
1%
of
the
Kentucky
portion
of
the
Louisville
MSA
total.
(
See
table
1­
D)

2001
Point
Source
Emissions
Point
sources
located
within
Oldham
County
are
subject
to
PSD
requirements,
CTG
RACT
requirements,
Maximum
Achievable
Control
Technology
(
MACT)
requirements
for
sources
of
Hazardous
Air
Pollutants,
and
New
Source
Performance
Standards
(
NSPS).
Any
controls
imposed
as
a
result
of
previous
nonattainment
designations
in
the
partial
county
area
are
required
to
remain
in
the
area.
VOC
Emissions
tons
per
summer
day
Bullitt
22%

Jefferson
76%
Oldham
2%

NOx
Emissions
tons
per
summer
day
Jefferson
99%
Bullitt
1%
Oldham
0%
9
It
should
be
noted
that
reformulated
gasoline,
an
emission
control
strategy
relating
to
onroad
mobile
sources,
and
Stage
I
controls
at
gasoline
stations
are
in
place
in
the
former
1­
hour
ozone
nonattainment
portion
of
Oldham
County.

Onroad
mobile
source
VOC
emissions
within
Oldham
County
were
estimated
to
be
2.12
tpsd
in
2001.
This
represents
approximately
6%
of
the
total
36.04
tpsd
onroad
mobile
VOC
emissions
in
the
Kentucky
portion
of
the
Louisville
MSA.
Oldham
County
onroad
mobile
NOx
emissions
were
estimated
to
be
4.45
tpsd
which
is
approximately
5%
of
the
total
86.35
tpsd
contribution
from
all
three
Kentucky
counties
in
the
MSA.
(
See
table
1­
D)

2001
Onroad
Mobile
Source
Emissions
Commuting
traffic
from
other
counties
into
Oldham
County
is
high,
while
the
commuting
traffic
from
Oldham
County
into
other
counties
is
significant.

Commuting
Classifications
Not
Significant
0­
10%
Minimal
11­
30%
High
31­
50%
Significant
51%
or
more
VOC
Emissions
tons
per
summer
day
Bullitt
10%
Oldham
6%

Jefferson
84%
NOx
Emissions
tons
per
summer
day
Bullitt
9%
Oldham
5%

Jefferson
86%
10
2001
VOC
Contribution
(
tons
per
summer
day)

7.76
3.5
27.49
30.42
0.64
2.12
0
10
20
30
40
50
60
70
Bullitt
Jefferson
Oldham
Mobile
Point
0.80
7.77
86.38
74.13
0.02
4.45
0
20
40
60
80
100
120
140
160
Bullitt
Jefferson
Oldham
Mobile
Point
2001
NOx
Contribution
(
tons
per
summer
day)
11
Conclusion
and
Recommendation
The
monitoring
and
emissions
data
presented
indicate
that
Oldham
County,
Kentucky,
should
be
designated
nonattainment
for
the
8­
hour
ozone
standard.
12
JEFFERSON
COUNTY,
KENTUCKY
Jefferson
County
is
part
of
the
Louisville,
Kentucky
Metropolitan
Statistical
Area
(
MSA)
and
is
located
at
the
intersection
of
the
I­
65
North­
South,
I­
71
North­
South,
and
I­
64
East­
West
interstate
corridors
in
central
Kentucky.

Geography/
Topography
Jefferson
County
has
a
land
mass
of
385
square
miles
and
is
the
central
county
in
the
Kentucky
portion
of
the
Louisville
MSA.
Oldham
County
lies
to
the
northwest
and
Bullitt
County
to
the
south
of
Jefferson
County.
The
Ohio
River
forms
the
northern
border
of
Jefferson
County.

Meteorological
Information
Wind
speed/
wind
direction
information
shows
that
the
majority
of
the
time
for
the
period
1988
 
1992,
the
wind
in
the
Jefferson
County
area
came
from
the
south
southwest
and
typically
at
7­
10
knots.
(
See
figure
1­
A)
The
mean
high
temperature
for
July
for
the
area
from
1961
through
1990
was
87
°
F,
the
mean
low
was
67
°
F.
The
mean
precipitation
for
the
same
period
was
4.5
inches.

Planning
The
authority
for
air
quality
planning
in
the
Jefferson
County
resides
with
the
Louisville
Metro
Air
Pollution
Control
District
and
with
the
Kentucky
Natural
Resources
and
Environmental
Protection
Cabinet
which
provides
oversight.
Transportation
planning
for
Jefferson
County
is
performed
by
the
Kentuckiana
Regional
Planning
and
Development
Agency
(
KIPDA).

Air
Monitoring
For
the
2000
 
2002
monitoring
period,
the
Jefferson
County
ozone
monitor
(
21­
111­
0027­
Bates)
showed
a
design
value
of
0.085
parts
per
million
(
ppm),
which
would
be
classified
as
a
county
in
violation
of
the
standard.
(
See
table
1­
A)

Population
Based
on
projections
to
2001
from
the
2000
census
data,
there
are
692,910
persons
living
in
Jefferson
County.
That
represents
approximately
1,800
13
persons
per
square
mile.
The
population
of
Jefferson
County
is
approximately
2%
rural
with
98%
of
the
people
living
in
incorporated
areas.
The
largest
city
in
Jefferson
County
is
Louisville.
(
See
table
1­
C)

Jefferson
County's
population
from
1990
through
2000
increased
by
approximately
4%
(
665,123
to
693,604).
The
population
is
further
expected
to
increase
by
an
additional
3%
between
2000
and
2010.
(
See
table
1­
B)

Based
on
2001
population
data
for
the
entire
Louisville
MSA,
Jefferson
County
represents
approximately
67%
of
the
total
2001
population
in
the
entire
MSA
and
86%
of
the
Kentucky
portion
of
the
MSA.
(
See
table
1­
C)

Air
Emissions
Point
source
VOC
emissions
from
Jefferson
County
were
estimated
at
27.49
tpsd
in
2001
which
represents
approximately
76%
of
the
total
35.89
tpsd
of
the
overall
VOC
point
source
emissions
from
the
Kentucky
portion
of
the
Louisville
MSA.
The
Kentucky
portion
of
the
MSA's
point
source
NOx
emissions
were
estimated
to
be
87.20
tpsd.
Jefferson
County's
point
source
NOx
contribution
is
approximately
86.38
tpsd
or
99%
of
the
Kentucky
portion
of
the
Louisville
MSA
total.
(
See
table
1­
D)

2001
Point
Source
Emissions
Point
sources
located
within
Jefferson
County
are
subject
to
PSD
requirements,
CTG
RACT
requirements,
Maximum
Achievable
Control
Technology
(
MACT)
requirements
for
sources
of
Hazardous
Air
Pollutants,
New
Source
Performance
Standards
(
NSPS),
and
any
additional
local
emission
control
measures.
Any
VOC
Emissions
tons
per
summer
day
Bullitt
22%

Jefferson
76%
Oldham
2%

NOx
Emissions
tons
per
summer
day
Jefferson
99%
Bullitt
1%
Oldham
0%
14
controls
imposed
as
a
result
of
previous
nonattainment
designations
are
required
to
remain
in
Jefferson
County.
It
should
be
noted
that
three
emission
control
strategies
relating
to
onroad
mobile
sources
are
currently
in
place
in
Jefferson
County:
a
vehicle
inspection
and
maintenance
program,
Stage
II
Vapor
Recovery,
and
reformulated
gasoline.
Stage
I
controls
at
gasoline
stations
are
also
in
place
in
Jefferson
County.
Onroad
mobile
source
VOC
emissions
within
Jefferson
County
were
estimated
to
be
30.42
tpsd
in
2001.
This
represents
approximately
84%
of
the
total
36.04
tpsd
of
onroad
mobile
VOC
emissions
in
the
Kentucky
portion
of
the
Louisville
MSA.
Jefferson
County
onroad
mobile
NOx
emissions
were
estimated
to
be
74.13
tpsd
which
is
approximately
86%
of
the
total
86.35
tpsd
contribution
from
all
three
Kentucky
counties
in
the
MSA.
(
See
table
1­
D)

2001
Onroad
Mobile
Source
Emissions
Commuting
traffic
from
other
counties
into
Jefferson
County
is
minimal,
while
the
commuting
traffic
from
Jefferson
County
into
other
counties
is
not
significant.

Commuting
Classifications
Not
Significant
0­
10%
Minimal
11­
30%
High
31­
50%
Significant
51%
or
more
VOC
Emissions
tons
per
summer
day
Bullitt
10%
Oldham
6%

Jefferson
84%
NOx
Emissions
tons
per
summer
day
Bullitt
9%
Oldham
5%

Jefferson
86%
15
2001
VOC
Contribution
(
tons
per
summer
day)

2001
NOx
Contribution
(
tons
per
summer
day)
7.76
3.50
27.49
30.42
0.64
2.12
0
10
20
30
40
50
60
70
Bullitt
Jefferson
Oldham
Mobile
Point
0.80
7.77
86.38
74.13
0.02
4.45
0
20
40
60
80
100
120
140
160
Bullitt
Jefferson
Oldham
Mobile
Point
16
Conclusion
and
Recommendation
The
monitoring
and
emissions
data
presented
indicate
that
Jefferson
County,
Kentucky,
should
be
designated
nonattainment
for
the
8­
hour
ozone
standard.
17
Louisville
MSA
Figure
1­
A
Wind
Rose
Patterns
Figure
1­
B
2001
VOC
and
NOx
Emissions
Kentucky
Portion
of
the
Louisville
MSA
(
tons
per
summer
day)

11.26
8.57
57.91
160.51
2.76
4.47
0
20
40
60
80
100
120
140
160
180
Bullitt
Jefferson
Oldham
VOC
NOx
18
Table
1­
A
Kentucky
Portion
of
the
Louisville
MSA
Ozone
Design
Values
(
parts
per
million)

County
2000
2001
2002
Design
Value
Jefferson
Bates
.090
.081
.085
.085
WLKY
.084
.077
.088
.083
Watson
Lane
.076
.081
.096
.084
Bullitt
.082
.082
.091
.085
Oldham
.085
.086
.091
.087
Table
1­
B
Kentucky
Portion
of
the
Louisville
MSA
Population
Growth
Data
County
1990
2000
%
Growth
1990
 
2000
2010
%
Growth
2000
 
2010
Bullitt
47,567
61,236
28.7%
77,928
27.3%

Jefferson
665,123
693,604
4.3%
717,376
3.4%

Oldham
33,263
46,178
38.8%
62,789
36.0%

Table
1­
C
2001
Estimated
Louisville
MSA
Population
Growth
Data
Kentucky
Estimated
Population
Bullitt
County
63,043
Jefferson
County
692,910
Oldham
County
48,000
Indiana
Clark
County
97,364
Floyd
County
71,348
Harrison
County
34,929
Scott
County
23,247
Total
Estimated
Population
1,030,841
19
Table
1­
D
Kentucky
Portion
of
the
Louisville
MSA
2001
VOC
and
NOx
Emissions
(
tons
per
summer
day)

VOC
NOx
County
Point
Mobile
Total
Point
Mobile
Total
Bullitt
7.76
3.50
11.26
0.80
7.77
8.57
Jefferson
27.49
30.42
57.91
86.38
74.13
160.51
Oldham
0.64
2.12
2.76
0.02
4.45
4.47
Total
35.89
36.04
71.93
87.20
86.35
173.55
