ML19317G286

LER 78-007/04X-0:on 780216 & 17,biomass of Fish & Shellfish Impinged on Intake Screens of Units 1,2 & 3 Exceeded 50 Kg Per 24-h Reporting Level.Coal Barge Exiting Intake Canal During Sampling May Have Been Partial Cause

ML19317G286
Person / Time
Site:	Crystal River
Issue date:	03/08/1978
From:	Cooper J FLORIDA POWER CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19317G276	List: ML19317G275 ML19317G286
References
LER-78-007-04X, LER-78-7-4X, NUDOCS 8002280905
Download: ML19317G286 (1)

Text

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ENVIRONMENTAL LICENSEE EVENT REPORT #78-007/04X-0

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1. Facility: Crystal River Unit #3 *

2. Report Date: 8 March 1978

3. Occurrence Date: February 16-17,1978 (determined ac planc 7 March 1978) 4 Identification of Occurrence:

Biomass of fish and shellfish impinged on the intake screens of Units 1, 2 and 3 exceeded the 50 kg/24hr reporting level of Section 3.1.3 of the Environmental Tehenical Specifications.

5. Conditions prior to Occurrence:

Unit #1 - All water circulation pumps operational.

Unit #2 - All water circulation pumps operational.

h Unit #3 - All water circulation pumps operational.

6. Description of Occurrence: .

' During the period 1000 February 16,1978 and 1000 February 17, 1978, 165.75 kg of fish and shellfish were impinged on the intake screens of Crystal River Units 1, 2 and 3. Of the 165.75 kg im-pinged, Unit 3 accounted for 136.22 kg (82% of total). Four finfish species accounted for 130.78 kg (79% of total); bay anchovy 48%, pinfish 22%, Atlantic stingray 5%, silver perch di.

Two commercially utilized shellfish species, the pink shrimp and the blue crab accounted for 17.09 kg (10% of total). Impingement of all other commercially utilized species was less than 1 kg during the period in question. The remaining biomass imp 1nged was distributed among several species of fish and shellfish.

7. Desianation of Accarent Cause of Occurrence:

The following unusual or periodic event was noted during the occurrence:

One coal barge exited the intake canal during the sampling period.

This event may have been partially responsible for the impinge-ment observed.

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