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Licensed Well and Septic Contractors: Siskiyou County, CA

10 licensed well and septic pros based in Siskiyou 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 California Contractors State License Board (CSLB). Roster copy last refreshed 2026-08-17.

Need well or septic work quotes in Siskiyou County? Request free quotes and we'll pass it to licensed well and septic pros who serve the area.

Towns in Siskiyou County

All 5 towns named on the license records based here, with the number of listings in each, most first.

License classes on the Siskiyou 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 10.

License classTradeListings
Well Drilling Contractor (C-57)Well6
Sanitation System Contractor (C-42)Septic4

Septic Contractors based in Siskiyou County (4)

Lovelace's Plumbing, Licensed

Septic System Installation
Based in Yreka, CA · License #615753

Pelletier Gerard Backhoe & Excavation INC, Licensed

Septic System Installation
Based in Mount Shasta, CA · License #854301

Boncella Excavation, Licensed

Septic System Installation
Based in Yreka, CA · License #613727

Fletcher Earthwork, Licensed

Septic System Installation
Based in Mount Shasta, CA · License #1038161

Water Well Contractors based in Siskiyou County (6)

McQuoid Well Drilling INC, Licensed

Well Drilling
Based in Fort Jones, CA · License #1109105

Jefferson State Water LLC, Licensed

Well Drilling
Based in Yreka, CA · License #1120068

A & M Well Drilling INC, Licensed

Well Drilling
Based in Hornbrook, CA · License #557640

Geoserv INC, Licensed

Well Drilling
Based in Mount Shasta, CA · License #1062652

Halpenny Drilling, Licensed

Well Drilling
Based in Grenada, CA · License #871435

Schmidt Bill N

Well Drilling
Based in Yreka, CA · License #364250

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Looking for a specific contractor? Search by name, business name, or license number.

Services in Siskiyou County, with national cost ranges

Listings based in Siskiyou County whose license class covers each service. Cost ranges are national; each links its cost guide.

ServiceBased in Siskiyou CountyNational cost
Septic Tank Pumping0$250 to $600
Septic System Installation4$3,600 to $12,500
Septic Inspection0$150 to $900
Septic System Design0Varies by site
Perc Test and Soil Evaluation0$250 to $1,000
Well Drilling6$5,500 to $35,000
Well Pump Repair0$1,000 to $2,500

None of the listings based in Siskiyou 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 Siskiyou 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 California?

Neighboring counties