Septic system requirements in Edwards County, Texas
The septic rules landplan.io applies in Edwards County, what a septic tank costs there, and the parcel data we hold.
Updated
Design a septic system for an address in Edwards County
Texas's state rules apply in Edwards County: landplan.io has no county rules of its own here. State rules: Reviewed See Texas's rules
Septic systems allowed in Edwards County
The system types landplan.io permits in Edwards County:
- Absorptive Drainfields
- ET Drainfields
- Low Pressure-dosed Drainfields
- Drip Irrigation
- Mound
- Surface application disposal
- Soil Substitution System
Septic tank size in Edwards County
The daily design flow of a home: 75 gal/day per bedroom, at least 225 gal/day. The septic tank is sized from that flow:
| Daily design flow | Minimum tank |
|---|---|
| up to 250 gal/day | 750 gallons |
| 250 to 350 gal/day | 1,000 gallons |
| 350 to 500 gal/day | 1,250 gallons |
Septic setbacks in Edwards County
| From | To | Distance |
|---|---|---|
| LineString | Private water line | 10 Ft |
| LineString | Streams, Lakes, Creeks | 50 Ft |
| Point | Public water wells | 50 Ft |
| Point | Wells and underground cisterns | 100 Ft |
| Polygon | Existing Septic Component to be Abandoned | 5 ft |
| Polygon | Lakes, Pond, or Retention Basin | 50 Ft |
| Polygon | Swimming Pools | 5 Ft |
| Polygon | Underground Easements | 1 Ft |
Soil loading rates in Edwards County
| Table | Lowest | Highest | Soil groups |
|---|---|---|---|
| Soil Loading Rate | 0.1 gal/day/ft² | 0.5 gal/day/ft² | 5 |
landplan.io picks the rate from the soil test: texture, structure and percolation.
These are the values the landplan.io design engine applies in Edwards County. Confirm a design with the Texas health department or your county's before you build.
Parcel data in Edwards County
landplan.io has parcel boundaries for Edwards County (100% of its area): type an address and the design starts from the parcel.
Septic companies, designers and jobs in Texas
Where the rules come from
The regulations and documents landplan.io's Edwards County, Texas rules are read from:
- Chapter 285 - On-Site Sewage Facilities (OSSF) (30 Tex. Admin. Code (TAC) Chapter 285)
- Chapter 285 - On-Site Sewage Facilities, as adopted June 14, 2023 (TCEQ clean copy, with the full Table X, 285.91(10)) (30 TAC 285.91(10), Table X)
- North Carolina State University Sea Grant College Publication UNC-SG-82-04 (285.33(d)(3))
Near Edwards County
- Real County
- Sutton County
- Kinney County
- Kimble County
- Val verde County
- Uvalde County
- Kerr County
- Schleicher County
- All of Texas
Questions
What septic systems are allowed in Edwards County?
landplan.io designs by Texas's state rules there and permits: Absorptive Drainfields, ET Drainfields, Low Pressure-dosed Drainfields, Drip Irrigation, Mound, Surface application disposal and Soil Substitution System.
What size septic tank do I need in Edwards County?
landplan.io sizes the septic tank in Edwards County from the daily design flow: up to 250 gal/day: 750 gallons; 250 to 350 gal/day: 1,000 gallons; 350 to 500 gal/day: 1,250 gallons. A home's design flow is 75 gal/day per bedroom, at least 225 gal/day.
How far must a septic system be from a well in Edwards County?
landplan.io keeps these distances in Edwards County: Point to wells and underground cisterns: 100 Ft; Point to public water wells: 50 Ft.
Does landplan.io have parcel data for Edwards County, Texas?
Yes: parcel boundaries cover Edwards County (100% of its area).