Radar Observer Endorsement
A Radar Observer endorsement is required for:
- All ocean routes
- All Towing Vessel greater than 26 feet with the exception of
commercial assistance towing operations
- All licenses with tonnage limitations over 200 gross tons.
Radar observer endorsements are issued as:
- Unlimited (all waters)
- Inland (all inland waters)
- Rivers (inland rivers only).
Columbia Pacific Maritime offers the following two radar observer courses
by appointment seven days a week to a maximum of two students at a
time.
For the original issue of an unlimited radar observer
endorsement
Radar Observer Recertification
For the renewal of any radar observer endorsement
To schedule a radar observer course call (503) 841-6066 and ask for Pat.
She can take your registration information over the phone.
Columbia Pacific Maritime Courses
Radar Observer Course
Any applicant who has successfully completed you 5-day Radar Observer
(Unlimited) course will satisfy the requirements of 46 CFR 10.480 for an
endorsement as Radar Observer (Unlimited).
Radar Observer Recertification Course
Any applicant who has successfully completed your 1-day Radar
Observer Recertification course will satisfy the requirements of 46 CFR
10.480(d) for renewal of any Radar Observer endorsement.

