On Line Environmental, Inc.



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Practice water and wastewater certification exams are now available on CD!  These exams simulate the real thing and are a good learning tool as well as an assessment prior to taking the certification exam.  Click here for more info.

We have added an FAQ page and we are soliciting your questions.  Please send them to Jim.

Classes are being scheduled for 2009!  Click here for the latest info.

Our practice exams on CD are being updated - more questions than ever!  Check here for announcements of the release of the latest version.  Or, contact Jim for notification of the latest releases.

Water treatment Operator Practice Exam is now available - click here.

We now accept VISA and MasterCard.



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