EMISSIONS TESTING
IN PENNSYLVANIA
25 Pennsylvania counties require emissions testing in addition to safety inspection. Find certified emissions testing stations near you.
25
Counties Require Emissions
6,170
Emissions Stations
7,729
Total Stations in These Counties
Learn More
Emissions Testing Guide
Types of Emissions Tests
Pennsylvania uses several testing methods based on vehicle type and age
OBD Test
1996+ Vehicles
Visual Test
Equipment Check
Tailpipe Test
Pre-1996 Vehicles
Dynamometer
ASM Rolling Test
Find Emissions Testing Near You
Zoom in and click markers for station details and directions
Loading map...
25 Counties Requiring Emissions Testing
Click a county to browse emissions-certified stations
Allegheny
672 Stations
Montgomery
483 Stations
Philadelphia
477 Stations
Lancaster
411 Stations
Bucks
397 Stations
York
339 Stations
Chester
330 Stations
Berks
313 Stations
Delaware
281 Stations
Lehigh
262 Stations
Westmoreland
251 Stations
Luzerne
244 Stations
Northampton
201 Stations
Dauphin
174 Stations
Erie
173 Stations
Lackawanna
162 Stations
Cumberland
150 Stations
Washington
142 Stations
Cambria
115 Stations
Lebanon
115 Stations
Blair
108 Stations
Beaver
103 Stations
Lycoming
101 Stations
Centre
85 Stations
Mercer
81 Stations
Don't See Your County?
42 Pennsylvania counties do NOT require emissions testing. If you live in one of these counties, you only need the standard safety inspection.