Septic Systems
Septic Systems
Protecting groundwater
Well Water Program
Contamination Evidence
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Wastewater shows above ground.
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Detection of excessive bacteria, and chemicals in well water tests.
Causes
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Poor installation and/or maintenance
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Disposal of household chemicals, such as paint thinners, into system.
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Overloading the system with a garbage disposal unit.
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Use of septic tank cleaning additives.
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Too many closely-spaced septic systems in a limited area.
Prevention
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Proper installation.
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Inspection and cleaning every 2-4 years; annually if garbage disposal used.
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Do not dispose of household chemicals into the system.
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Ban hazardous cleaning additives for septic systems.
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Develop local septic system codes.
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Public sewers when feasible.
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Public information and education.