The City of
Kodiak's ultra violet secondary drinking water treatment equipment is up and
running. Floyd Damron of the engineering firm CH2M Hill gave city council
members an overview of the work on Tuesday night. Kodiak's water is not
filtered, and its primary treatment is with chlorine. However, as Damron says, that
is not enough to make it safe from certain pathogens.
-- (UV Water 1 40 sec "The unique thing about cryptosporidium ... you won't get
ingesting just four or five of the microscopic protozoa can cause severe
gastric discomfort, and for those with compromised immune systems, it can be
fatal. Damron added that the UV lamps also treat giardia (GEE-ar'dee'ah),
otherwise known as "beaver fever."
He said the
Kodiak project, which required constructing a new treatment building and
installing some high-tech equipment, went extremely well:
-- (UV Water 2 11 sec "Construction began approximately ... terms of successful
indicated that the timing of the project, which coincided with the downturn in
the global economy, worked to Kodiak's favor:
-- (UV Water 3 33 sec "We had eight bidders ... as much capacity as Kodiak's.")
cost of the project was about $6.6-million.
UV "reactors" are up and running, the system has yet to be certified by the
Alaska Department of Environmental Conservation, and some site work remains to