Licensed Septic Companies in Cottonwood, ID
5 septic companies serve Cottonwood, Idaho, and 5 of them hold a Idaho septic license or certification matched to the Idaho Public Health Districts / Idaho DEQ list (data as of October 2026).
5 septic companies in Cottonwood
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Arnzen Brothers LLC
PO Box 119, Cottonwood, ID 83522 · Idaho County
- Licensed: Idaho Permitted Septic Complex Installer (Idaho Public Health Districts / Idaho DEQ, verify)
Per state license: Installation
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Arnzen Building Construction Inc.
Po Box447, Cottonwood, ID 83522 · Idaho County
- Licensed: Idaho Permitted Septic Standard/Basic Installer (Idaho Public Health Districts / Idaho DEQ, verify)
Per state license: Installation
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Mountain Construction Inc.
PO Box 125, Cottonwood, ID 83522 · Idaho County
- Licensed: Idaho Permitted Septic Complex Installer (Idaho Public Health Districts / Idaho DEQ, verify)
Per state license: Installation
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Prodigal Services LLC
PO Box 278, Cottonwood, ID 83522 · Idaho County
- Licensed: Idaho Permitted Septic Complex Installer (Idaho Public Health Districts / Idaho DEQ, verify)
Per state license: Installation
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Rehder Excavation LLC
1242 Cottonwood Butte Rd, Cottonwood, ID 83522 · Idaho County
- Licensed: Idaho Permitted Septic Standard/Basic Installer (Idaho Public Health Districts / Idaho DEQ, verify)
Per state license: Installation
No listings match those filters.
Septic licensing in Idaho
Idaho installers and pumpers hold permits from the public health districts. Idaho Code 9-348 prohibits using the state's lists as a mailing or phone list. The Idaho's seven public health districts, under Idaho DEQ rules issues these credentials: Standard/basic installer registration permit; Complex installer registration permit; Septic pumper permit.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Cottonwood and whether the permit fee is in their quote.
Idaho septic licensing: agencies, license types and how to check a license →
Septic companies in Cottonwood: common questions
How many licensed septic companies are in Cottonwood, ID?
5 septic companies serve Cottonwood, Idaho, and 5 of them hold a Idaho septic license or certification matched to the Idaho Public Health Districts / Idaho DEQ list (data as of October 2026). Each license badge on this page names the agency and links to its lookup so you can confirm it.
Who licenses septic contractors in Idaho?
Idaho installers and pumpers hold permits from the public health districts. Idaho Code 9-348 prohibits using the state's lists as a mailing or phone list. The licensing body is the Idaho's seven public health districts, under Idaho DEQ rules.
Which companies install septic systems in Cottonwood?
5 listings in Cottonwood install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Idaho license.
How do I check a septic contractor's license in Idaho?
Use the Idaho's seven public health districts, under Idaho DEQ rules's lookup (https://www.deq.idaho.gov/water-quality/wastewater/septic-and-septage/) and search the contractor's name or license number. Our guide to checking a septic license walks through it.