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GLOBAL RENEWABLES ONLINE - DECEMBER 2011
CURRENT CASES
MUNICIPAL
WASTEWATER
TREATMENT PLANTS:
As populat ions g row so does
the volume of wastewater
munic ipa l i t ies must t reat .
Wi th inc reases in tot a l
wastewater comes an inc rease
in the amount of biosol ids a
munic ipa l i t y must dewater
and di spose of.
Di sposa l cost s cont inue to
inc rease, espec ia l ly in winter
months
Many munic ipa l i t ies do not
have enough on si te storage
capac i t y for biosol ids, or have
not dev i sed a plan or solut ion
to chang ing regulat ions .
RURAL SEPTIC TANK
WASTE:
Concerns of spreading raw
sept ic t ank waste a re g rowing
a round the world due to
ha rmful pathogens, odor s, and
hea l th concerns . In some coun-
t r ies i s a l ready banned in both
summer and winter months .
Most wastewater t reatment
plant s a re not equipped for
the processing of sept ic t ank
waste as chemica l loading may
impac t the plant .
Sept ic t ank pumper s a re le f t
wi th uncer t a int y about where
they wi l l be able to di spose of
the waste they col lec t
LAGOON CLEANOUTS:
Many munic ipa l i t ies use
lagoons to ei ther t reat or store
thei r biosol ids or sept ic t ank
waste.
Lagoons event ua l ly f i l l and
requi re dewater ing.
Inc reasing cost to t reat and
store wastewater a re a high
concern.
BISHOP WATER TECHNOLOGIES - SUSTAINABLE BUSINESS SPOTLIGHT
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