Radiation in the Water

Radioactive contamination of water supplies is a great source of concern for the local communities and neighboring regions. Some of the real time systems displayed here will help ensure that water resources remain safe.

 

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Water Monitoring 

The ORTEC Clamp-On Water Monitoring System (Model OS5500) monitors gamma activity of water flowing through a pipe.

The system includes lead shielding, a NaI(Tl) detector, electronics, and data acquisition system. The detector is surrounded by shielding to minimize background. As no pump is required to draw a sample, cost and maintenance are minimized.

In Situ Triutiun Monitoring

This is a research project at the Harry Reid Center for Environmnetal Studies that has developed a prototype in situ probe that monitors for Tritium in ground water in real time.

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This is a fully integrated system consisting of a probe that fits into a 5 cm diameter well, communication equipmrnt for automated uploads of data, and solar power cells. In field trials, a sensitivity of 5 nCi/L (185 Bq/L) has been demonstarted. Efforts are underway to expand the unit's capabilities to include the monitoring of pure alpha emitters (Plutonium) and beta emitters (Sr-90).

Fission and Activation Products

The Canberra underwater probe (Model UWP-100) monitors gamma radiation from fission and activation radioisotopes produced in the nuclear fuel cycle. 

The unit consists of two halogen quenched G-M tubes in a water proof package and a 33 meter cable reel assembly. The detector has a sensitivity of 0.1 mR/hr (1 nGy/hr) over an energy range of 80 to 3000 keV.

 

Radiation in the air  |  Radiation in the water   |  Operational safety   |   Transportation safety  |   Safety of spent fuel