Locations and Hours

Please note that Clean Air Stations also tend to be less busy in the afternoons, and later in the week. Saturdays (Portland only), and the first and last week of each month, tend to be busier times.

Portland Area Clean Air Station Hours of Operation

For additional details including Portland area station addresses, maps and holiday schedules, please click on the station names below.

View Portland wait-line cameras.

Clackamas Station, Gresham Station, Northeast Station, Sherwood Station and Sunset Station

Tues.: 8:30 a.m. - 5:30 p.m.
Wed.: 8:30 a.m. - 7 p.m.
Thurs.: 8:30 a.m. - 5:30 p.m.
Fri.: 8:30 a.m. - 5:30 p.m.
Sat.: 8:30 a.m. - 1 p.m.

Closed: Sunday, Monday and holidays.

Scappoose station hours are:

Fri.: 8:30 a.m. - 5:30 p.m.
Sat.: 8:30 a.m. - 1 p.m.

Closed: Sunday - Thursday and holidays. No motorhome or vehicle over 20 feet can be tested at the Scappoose location due to new property access limitations for larger vehicles to safely make the turn. These vehicles can be tested at all other DEQ Clean Air Stations

PLEASE NOTE: For the safety of staff, the public and our furry friends, we encourage pets not to visit us when coming to a DEQ testing station. Service animals are welcome.

Medford Area Clean Air Station Hours of Operation

Mon. – Fri.: 8:30 a.m. - 5:30 p.m.

Closed: Saturday, Sunday and holidays.

For additional details including the Medford station addresses, maps, holiday schedules and wait-line cameras, please visit Medford Station web page.

View Medford wait-line camera

PLEASE NOTE: For the safety of staff, the public and our furry friends, we encourage pets not to visit us when coming to a DEQ testing station. Service animals are welcome.

DEQ Too Location Hours of Operation Vary by Service Provider

For additional details including the more than 200 location addresses, maps and other information, please click visit DEQ Too.