| Source/Receptor Area | Max. Mo.Conc. µg/m3 |
Max. Qtrly Conc. µg/m3 |
Quarter/Month Exceeding Standard h) | |||
|
Federal |
State |
|||||
|
No. |
Location |
Station No. |
>1.5 µg/m3Qtrly. Avg. |
>=1.5 µg/m3Mo. Avg. |
||
|
Los Angeles County | ||||||
|
1 |
Central LA |
087 |
.07 |
.06 |
0 |
0 |
|
2 |
NW Coast LA Co |
091 |
-- |
-- |
-- |
-- |
|
3 |
SW Coast LA Co |
094 |
.04 |
.04 |
0 |
0 |
|
4 |
S Coast LA Co |
072 |
.05 |
.04 |
0 |
0 |
|
6 |
W Sn Fernan V |
074 |
-- |
-- |
-- |
-- |
|
7 |
E Sn Fernan V |
069 |
.05* |
.04* |
0* |
0 |
|
8 |
W Sn Gabrl V |
088 |
-- |
-- |
-- |
-- |
|
9 |
E Sn Gabrl V |
060/591 |
-- |
-- |
-- |
-- |
|
10 |
Pomona/Wln V |
075/108 |
-- |
-- |
-- |
-- |
|
11 |
S Sn Gabrl V |
085 |
.07 |
.06 |
0 |
0 |
|
12 |
S Cent LA Co |
084 |
.07 |
.06 |
0 |
0 |
|
13 |
Sta Clarita V |
089 |
-- |
-- |
-- |
-- |
|
14 |
Antelope V1) |
096 |
-- |
-- |
-- |
-- |
|
Orange County | ||||||
|
16 |
N Orange Co |
3177 |
-- |
-- |
-- |
-- |
|
17 |
Cent Orange Co |
3176 |
.04 |
.04 |
0 |
0 |
|
18 |
N Coast Orange |
3195 |
-- |
-- |
-- |
-- |
|
19 |
Saddleback V |
3186 |
-- |
-- |
-- |
-- |
|
Riverside County | ||||||
|
22 |
Norco/Corona |
4155 |
-- |
-- |
-- |
-- |
|
23 |
Metro Riv Co |
4144/4146 |
.05 |
.04 |
0 |
0 |
|
24 |
Perris Valley |
4149 |
-- |
-- |
-- |
-- |
|
25 |
Lk Elsinore |
4158 |
-- |
-- |
-- |
-- |
|
26 |
Temecula V |
4163 |
-- |
-- |
-- |
-- |
|
28 |
Hemet/Sn Jcnto |
4141 |
-- |
-- |
-- |
-- |
|
29 |
San Gorgonio P |
4150 |
-- |
-- |
-- |
-- |
|
30 |
Coachella V2) |
4137/4157 |
-- |
-- |
-- |
-- |
|
San Bernardino County | ||||||
|
32 |
NW SB V |
5175 |
.06 |
.04 |
0 |
0 |
|
33 |
SW SB V |
5171 |
-- |
-- |
-- |
-- |
|
34 |
Cent SB V |
5197/5203 |
.05 |
.04 |
0 |
0 |
|
35 |
E SB V |
5204 |
-- |
-- |
-- |
-- |
|
37 |
Cent SB Mtns |
5181 |
-- |
-- |
-- |
-- |
ABBREVIATIONS USED IN AREA NAMES:LA = Los Angeles
SB = San Bernardino
Riv = Riverside Co = County N = North S = South W = West
E = East V = Valley Lk = Lake P = Pass Cent = Central
Areas 9, 10, 23, 30 and 34 have two monitoring stations each. Values shown are the highest recorded at either station.
µg/m3 - Micrograms per cubic meter of air.
-- = Pollutant not monitored.
* Less than 12 full months of data. May not be representative.
1) Mojave Desert Air Basin.
2) Salton Sea Air Basin.
f) Total suspended particulates, lead, and sulfate were determined from samples collected every 6 days by the high volume sampler method, on glass fiber filter media.
h) Special monitoring immediately downwind of stationary sources of lead was carried out at several locations in 1995. The maximum monthly average concentrationage was 0.62 µg/m3, and the maximum quarterly average concentration was 0.60 µg/m3, both recorded in Area 5, Southeast Los Angeles County.
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