Enclosure
3­
1
Enclosure
3
State
of
California
Boundary
Descriptions
for
Recommended
Nonattainment
Areas
under
the
Federal
PM2.5
Standards
1.
South
Coast
Air
Basin
Los
Angeles
County
(
part)
­
that
portion
of
Los
Angeles
County
which
lies
south
and
west
of
a
line
described
as
follows:
Beginning
at
the
Los
Angeles
 
San
Bernardino
County
boundary
and
running
west
along
the
Township
line
common
to
Township
3
North
and
Township
2
North,
San
Bernardino
Base
and
Meridian;
then
north
along
the
range
line
common
to
Range
8
West
and
Range
9
West;
then
west
along
the
Township
line
common
to
Township
4
North
and
Township
3
North;
then
north
along
the
range
line
common
to
Range
12
West
and
Range
13
West
to
the
southeast
corner
of
Section
12,
Township
5
North
and
Range
13
West;
then
west
along
the
south
boundaries
of
Sections
12,
11,
10,
9,
8,
and
7,
Township
5
North
and
Range
13
West
to
the
boundary
of
the
Angeles
National
Forest
which
is
collinear
with
the
range
line
common
to
Range
13
West
and
Range
14
West;
then
north
and
west
along
the
Angeles
National
Forest
boundary
to
the
point
of
intersection
with
the
Township
line
common
to
Township
7
North
and
Township
6
North
(
point
is
at
the
northwest
corner
of
Section
4
in
Township
6
North
and
Range
14
West);
then
west
along
the
Township
line
common
to
Township
7
North
and
Township
6
North;
then
north
along
the
range
line
common
to
Range
15
West
and
Range
16
West
to
the
southeast
corner
of
Section
13,
Township
7
North
and
Range
16
West;
then
along
the
south
boundaries
of
Sections
13,
14,
15,
16,
17,
and
18,
Township
7
North
and
Range
16
West;
then
north
along
the
range
line
common
to
Range
16
West
and
Range
17
West
to
the
north
boundary
of
the
Angeles
National
Forest
(
collinear
with
the
Township
line
common
to
Township
8
North
and
Township
7
North);
then
west
and
north
along
the
Angeles
National
Forest
boundary
to
the
point
of
intersection
with
the
south
boundary
of
the
Rancho
La
Liebre
Land
Grant;
then
west
and
north
along
this
land
grant
boundary
to
the
Los
Angeles­
Kern
County
boundary.
Orange
County
Riverside
County
(
part)
­
that
portion
of
Riverside
County
which
lies
to
the
west
of
a
line
described
as
follows:
Beginning
at
the
Riverside
­
San
Diego
County
boundary
and
running
north
along
the
range
line
common
to
Range
4
East
and
Range
3
East,
San
Bernardino
Base
and
Meridian;
then
east
along
the
Township
line
common
to
Township
8
South
and
Township
7
South;
then
north
along
the
range
line
common
to
Range
5
East
and
Range
4
East;
then
west
along
the
Township
line
common
to
Township
6
South
and
Township
7
South
to
the
southwest
corner
of
Section
34,
Township
6
South,
Range
4
East;
then
north
along
the
west
boundaries
of
Sections
34,
27,
22,
15,
10,
and
3,
Township
6
South,
Range
4
East;
then
west
along
the
Township
line
common
to
Township
5
South
and
Township
6
South;
then
north
along
the
range
line
common
to
Range
4
East
and
Range
3
East;
then
west
along
the
south
boundaries
of
Sections
13,
14,
15,
16,
17,
and
18,
Township
5
South,
Enclosure
3­
2
Range
3
East;
then
north
along
the
range
line
common
to
Range
2
East
and
Range
3
East;
to
the
Riverside
 
San
Bernardino
County
line.
San
Bernardino
County
(
part)
­
that
portion
of
San
Bernardino
County
which
lies
south
and
west
of
a
line
described
as
follows:
Beginning
at
the
San
Bernardino
­
Riverside
County
boundary
and
running
north
along
the
range
line
common
to
Range
3
East
and
Range
2
East,
San
Bernardino
Base
and
Meridian;
then
west
along
the
Township
line
common
to
Township
3
North
and
Township
2
North
to
the
San
Bernardino
­
Los
Angeles
County
boundary.

2.
San
Joaquin
Valley
San
Joaquin
County
Stanislaus
County
Merced
County
Madera
County
Fresno
County
Kings
County
Tulare
County
Kern
County
(
part)
­
That
portion
of
Kern
County
which
lies
west
and
north
of
a
line
described
as
follows:
Beginning
at
the
Kern­
Los
Angeles
County
boundary
and
running
north
and
east
along
the
northwest
boundary
of
the
Rancho
La
Libre
Land
Grant
to
the
point
of
intersection
with
the
range
line
common
to
R.
16
W.
and
R.
17
W.,
San
Bernardino
Base
and
Meridian;
north
along
the
range
line
to
the
point
of
intersection
with
the
Rancho
El
Tejon
Land
Grant
boundary;
then
southeast,
northeast,
and
northwest
along
the
boundary
of
the
Rancho
El
Tejon
Land
Grant
to
the
northwest
corner
of
S.
3,
T.
11
N.,
R.
17
W.;
then
west
1.2
miles;
then
north
to
the
Rancho
El
Tejon
Land
Grant
boundary;
then
northwest
along
the
Rancho
El
Tejon
line
to
the
southeast
corner
of
S.
34,
T.
32
S.,
R.
30
E.,
Mount
Diablo
Base
and
Meridian;
then
north
to
the
northwest
corner
of
S.
35,
T.
31
S.,
R.
30
E.;
then
northeast
along
the
boundary
of
the
Rancho
El
Tejon
Land
Grant
to
the
southwest
corner
of
S.
18,
T.
31
S.,
R.
31
E.;
then
east
to
the
southeast
corner
of
S.
13,
T.
31
S.,
R.
31
E.;
then
north
along
the
range
line
common
to
R.
31
E.
and
R.
32
E.,
Mount
Diablo
Base
and
Meridian,
to
the
northwest
corner
of
S.
6,
T.
29
S.,
R.
32
E.;
then
east
to
the
southwest
corner
of
S.
31,
T.
28
S.,
R.
32
E.;
then
north
along
the
range
line
common
to
R.
31
E.
and
R.
32
E.
to
the
northwest
corner
of
S.
6,
T.
28
S.,
R.
32
E.,
then
west
to
the
southeast
corner
of
S.
36,
T.
27
S.,
R.
31
E.,
then
north
along
the
range
line
common
to
R.
31
E.
and
R.
32
E.
to
the
Kern­
Tulare
County
boundary.

3.
San
Diego
County
4.
City
of
Calexico
ARB
is
developing
the
cartographic
description
of
this
boundary
and
will
transmit
it
to
Region
9
staff
under
separate
cover.
