GroundRosterLicensed Well and Septic Contractors: Twin Falls County, ID
13 licensed well and septic pros based in Twin Falls County. Every license number below is sourced from public licensing records, with a link to look it up yourself.
Grouped by the county of the address on each license record, which can be a mailing address, so it doesn't tell you where the business works. When the record names no county, we place it by ZIP code, then town.
Checked against Idaho DEQ - Permitted Subsurface Sewage Disposal System Installers and Idaho IDWR - Licensed Well Drillers. Roster copy last refreshed 2026-10-17.
Towns in Twin Falls County
All 2 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Twin Falls County records
Each class as the issuing agency prints it on the license record. A record that names more than one class counts once under each, so the rows can add up to more than 13.
| License class | Trade | Listings |
|---|---|---|
| Permitted Septic Installer - Complex System Installer | Septic | 9 |
| Licensed Well Driller | Well | 2 |
| Permitted Septic Installer - Standard/Basic Installer | Septic | 2 |
Septic Contractors based in Twin Falls County (11)
All-time Septic Service Idaho LLCLicensed
Triumph Construction LLCLicensed
Exclusive LandscapingLicensed
Aric JohnsonLicensed
Screamin Eagle Construction and ExcavationLicensed
Crandall Excavating Inc.Licensed
On Point Excavation & ConstructionLicensed
Idaho Erosion Control Inc.Licensed
Alberti ExcavatingLicensed
Big Hole ExcavationLicensed
Brackman Excavation LLCLicensed
Water Well Contractors based in Twin Falls County (2)
Bishop Well Drilling INCLicensed
Elsing Drilling & Pump CO INCLicensed
Own one of these businesses? Find your listing and claim it.
Looking for a specific contractor? Search by name, business name, or license number.
Services in Twin Falls County, with national cost ranges
Listings based in Twin Falls County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Twin Falls County | National cost |
|---|---|---|
| Septic Tank Pumping | 0 | $250 to $600 |
| Septic System Installation | 11 | $3,600 to $12,500 |
| Septic Inspection | 0 | $150 to $900 |
| Septic System Design | 0 | Varies by site |
| Perc Test and Soil Evaluation | 0 | $250 to $1,000 |
| Well Drilling | 2 | $5,500 to $35,000 |
| Well Pump Repair | 0 | $1,000 to $2,500 |
None of the listings based in Twin Falls County hold a license class we can match to septic tank pumping, septic inspection, septic system design, perc test and soil evaluation or well pump repair. Ask any contractor whether they do this work, or try a nearby city.
Hiring a well and septic professional in Twin Falls County
Before you sign anything: confirm the license on this page is still active with the agency that issued it, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.
Do I need a permit for well or septic work in Idaho?