SepticRecord

Union County

Septic services in Plain City, Ohio

Operators based within 12 miles of Plain City

Listed by where the business is, not by who it says it serves. Every operator here was on the ODH 2026 sewage treatment system bond lists on the date its record shows, and the address it is placed by comes from that same list, so this is a checkable claim rather than a service-area promise. An Ohio bond covers work in any health district in the state, though each district registers its contractors separately, so operators further out can work here too; these are simply the ones closest to you.

Level Line Excavation LLC

On the state bond list for 2026

Septic System Repair · Septic Installation

Phone
not on file
Website
none

Prodig Excavation LLC

On the state bond list for 2026

Septic System Repair · Septic Installation

Phone
not on file
Website
none

Soil and septic suitability around Plain City

The USDA has already rated this ground for exactly one use: a septic tank absorption field. Within 4 miles of Plain City — 32,041 acres across 81 soil map units — it rates 98.4% of the land very limited for that use and 0.1% somewhat limited, and almost none with no limitation at all.

What the limitation actually is

A rating on its own tells you nothing you can act on. The reasons do, and around Plain City the leading one is depth to saturated zone on 93.7% of the mapped area, followed by slow water movement on 84.9%. In full:

Limiting featureShare of areaWhat it means on site
Depth to saturated zone93.7%A seasonal water table sits too close to the surface
Slow water movement84.9%Water moves through the soil too slowly for a drain field to keep up
Ponding40.1%Water stands on the surface
Seepage, bottom layer6.2%The layer beneath the trench is porous enough that effluent could reach groundwater without being filtered
Flooding3%The site floods often enough to matter

Shares overlap: most soils here are limited for more than one reason at once, so these do not sum to 98.5%.

The soils themselves

The named soils and land types that make up most of the ground around Plain City. Kokomo alone accounts for 23.9% of it.

Soil or land typeShareDrainageSlopeDepth to bedrockSeptic rating
Kokomo23.9% Poorly drained 0 to 2% None in profile Very limited
Crosby21.5% Somewhat poorly drained 0 to 6% None in profile Very limited
Brookston11.4% Poorly drained 0 to 2% None in profile Very limited
Blount9.3% Somewhat poorly drained 0 to 4% None in profile Very limited
Glynwood7.6% Moderately well drained 2 to 12% None in profile Very limited

“None in profile” means SSURGO records no bedrock or other restrictive layer within the depth it describes, not that none exists.

Area of interest: a 4-mile radius around the USGS Geographic Names centre point for Plain City (GNIS 2399682, 40.1057, -83.2747), chosen because five of this state's communities are unincorporated and have no boundary to use, and because the lots that need a septic permit are in the ring around a town rather than inside it. Soil from USDA-NRCS Soil Data Access, SSURGO interpretation “ENG - Septic Tank Absorption Fields”, area-weighted by mapped acreage and by each component's share of its map unit. Survey areas: Franklin County, Ohio (2025-08-27), Madison County, Ohio (2025-09-02), Union County, Ohio (2025-09-08). Retrieved 2026-09-18.

This is a survey, not an evaluation of your lot. The permit decision rests on the site evaluation ODH carries out for the specific parcel.

By service

Permitting in Union County

In Union County a septic (sewage treatment system) permit is issued by the local board of health, not by the state. The Ohio Department of Health writes the rules; the health district applies them and registers the contractors who work in it. See the Union County detail →