Kooskia National Fish Hatchery. Recirculation incubation chiller system. Well water make up column. Reuse water aeration column. Reservoir. 1,000 gal. Input well water. Recirculation pumps. Two stage chiller unit. Controller for the two 7 1/2 hp motors. Flow meter.
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Kooskia National Fish Hatchery
Recirculation incubation chiller system
Well water make up column
Reuse water aeration column
Input well water
Two stage chiller unit
Controller for the two 7 1/2 hp motors
Average cost per month to operate the large chiller and hatchery power is
Average cost per month to operate the small chiller and hatchery power is
The Difference in cost per month is $7,657.91
The large chiller is operated four months of the year by itself and three months
in conjunction with the small chiller. The small chiller is operated five months
of the year by itself.
First year of full incubation at Kooskia National Fish Hatchery
Total eggs on station764,546
Total eyed-eggs on station729,476Percent eye-up 95.4
Total hatch716,077Percent hatch 93.66