Direct answer
Yes, in Ohio for landscape irrigation only. Diverts laundry/shower water from septic. Reduces tank load 30-40%. Permits required from the county health department; costs $1,500-$5,000 to retrofit.
Authoritative sources
- US EPA SepticSmart ↗
EPA-recommended pumping schedules and inspection cadence for residential septic systems.
- Hamilton County Public Health ↗
County health department oversight of septic permits and inspections in Hamilton County, OH.
- Warren County Combined Health District ↗
Permit authority for septic installation and replacement in Warren County, OH.
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