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DOE/ORO/2327 Oak Ridge Reservation Annual Site Environmental ...

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<strong>Oak</strong> <strong>Ridge</strong> <strong>Reservation</strong><br />

because of PCB contamination and has issued a precautionary fish consumption advisory for catfish in the<br />

Clinch River arm of Watts Bar Reservoir (TWRA 2009).<br />

7-20 Dose<br />

Carcinogen<br />

Table 7.10. Chemical hazard quotients and estimated risks<br />

for carcinogens in fish, 2009 aP (updated 4/28/10)<br />

Sunfish Catfish<br />

CRK 70 b CRK 32 c CRK 16 d CRK 70 b CRK 32 c CRK 16 d<br />

Hazard quotient for metals<br />

Antimony 0.1 0.1 0.2 0.2 0.2 0.2<br />

Barium<br />

Beryllium<br />

0.0006 0.0003 0.0002 0.00006 0.00007 0.00006<br />

Boron < 0.0002 0.0003 0.0003 0.0002 0.0004 0.0002<br />

Cadmium 0.01 0.02 0.01 0.02 0.02

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