Inflow / Infiltration
efforts reducing costs
T
illcreek
Millcreek Township S ewer Authority
he Millcreek Township Sewer Authority and Millcreek
Township Sewer Revenue Department have been very
proactive on finding and eliminating sources of inflow
or infiltration (surface or ground waters that do not need to
be treated) from entering the sanitary sewer system. Previous
articles have informed the reader of the Inflow / Infiltration (I/I)
efforts, here is some information on our financial cost savings
results.
The Five Years of Flow graph shown below, prepared by the
City of Erie, Bureau of Sewers, shows the percentages of the
total sewage flows metered at the Erie Wastewater Treatment
Plant for each municipality connected to the Erie sewer system.
The percentage that the Millcreek Township flows represent
have been reducing for the past three (3) consecutive years,
saving the