# NRC NOV – NOV (SL III)
> **EA-06-280** · NOV · Severity SLIII · Issued 2006-12-27 · Materials Licensees
## Action
- **EA Number:** EA-06-280
- **Licensee:** NOV (SL III)
- **Category:** Materials Licensees
- **Action type:** NOV
- **Severity level:** SLIII
- **Date issued:** 2006-12-27
## Description

On December 27, 2006, a Notice of Violation was issued for a Severity Level III problem involving the failure to close or check several valves during a planned release of certain radioactive material into a sanitary sewer system resulting in an inadvertant release of other radioactive material into the system.

## Source
- [Full enforcement letter (PDF)](https://www.nrc.gov/docs/ML0636/ML063620228.pdf)
- [NRC Materials Licensees index](https://www.nrc.gov/reading-rm/doc-collections/enforcement/actions/materials/)
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