Total Number Of Vehicles Measured = 294,359
|
Valid
Readings*
|
Invalid
Readings**
|
|
|
Number
of Vehicles
|
282,260
|
12,099
|
|
Percentage
of Vehicles
|
96%
|
4%
|
*Denotes vehicles with measurable exhaust plumes where the machine saw exhaust when triggered
**Denotes vehicles where their exhaust cannot be measured, vehicles with exhaust stacks on top instead of at the lower rear, OR vehicles where the machine saw no exhaust when triggered.
|
Good
|
Fair
|
Poor
|
|
|
Number of Vehicles |
268,864
|
10,210
|
3,186
|
|
Percentage of Vehicles |
95%
|
4%
|
1%
|
How
it Works