Best Septic System Installation in Defiance, OH

Compare 7 local septic system installation providers in Defiance. Verified listings with real contact info.

7 services listed

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Northwest Septic Service, LLC

4.7 ★ (15 reviews)

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Koop’s Septic Service

4.9 ★ (58 reviews)

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Precision Well and Septic LLC

5 ★ (93 reviews)

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Northwest Septic Service, LLC

18204 Gipe Rd, Ney, OH 43549

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: 8:00 AM – 1:00 PM | Sunday: Closed

4.7 ★

15 reviews

service

Koop’s Septic Service

457 S Wilhelm St, Holgate, OH 43527

Monday: 6:00 AM – 6:00 PM | Tuesday: 6:00 AM – 6:00 PM | Wednesday: 6:00 AM – 6:00 PM | Thursday: 6:00 AM – 6:00 PM | Friday: 6:00 AM – 6:00 PM | Saturday: 6:00 AM – 6:00 PM | Sunday: Closed

4.9 ★

58 reviews

service

Precision Well and Septic LLC

N607 Co Rd 15C, Napoleon, OH 43545

Monday: Open 24 hours | Tuesday: Open 24 hours | Wednesday: Open 24 hours | Thursday: Open 24 hours | Friday: Open 24 hours | Saturday: Open 24 hours | Sunday: Open 24 hours

5 ★

93 reviews

service

Lyons Septic Tank Cleaning

9697 Co Rd 16, Wauseon, OH 43567

Monday: 8:00 AM – 6:00 PM | Tuesday: 8:00 AM – 6:00 PM | Wednesday: 8:00 AM – 6:00 PM | Thursday: 8:00 AM – 6:00 PM | Friday: 8:00 AM – 6:00 PM | Saturday: 8:00 AM – 4:00 PM | Sunday: Closed

5 ★

1 reviews

service

Holland Septic Tank Services

5354 Co Rd 3, Swanton, OH 43558

4.7 ★

3 reviews

service

MSS | Mastin Site Services

13323 Woodbrier Ln, Grand Rapids, OH 43522

Monday: 7:00 AM – 5:00 PM | Tuesday: 7:00 AM – 5:00 PM | Wednesday: 7:00 AM – 5:00 PM | Thursday: 7:00 AM – 5:00 PM | Friday: 7:00 AM – 5:00 PM | Saturday: 7:00 AM – 5:00 PM | Sunday: Closed

4.9 ★

135 reviews

service

Schwartz Septic & Excavating

Weston, OH 43569, USA

5 ★

11 reviews

general_contractor

Frequently Asked Questions

How much does a new septic system cost in Pennsylvania?

A conventional septic system in Pennsylvania typically costs $10,000 to $25,000, depending on soil conditions, system type, and tank size. Alternative systems (sand mounds, drip irrigation) cost more due to additional engineering and components.

What permits are needed for septic installation in Pennsylvania?

You need a sewage permit from your local municipality, issued through the Sewage Enforcement Officer (SEO). This requires a completed site evaluation, soil testing (perc test and probe), and an approved system design. The process typically takes 4-8 weeks.

How long does septic system installation take?

The physical installation usually takes 3-5 days for a conventional system. However, the entire process from initial soil testing through final inspection can take 2-3 months, including permit processing time.

What type of septic system do I need?

The system type depends on your soil conditions, lot size, and local regulations. Conventional systems with gravity-fed drain fields are most common and affordable. If your soil doesn't perk well, you may need a sand mound, drip irrigation, or aerobic treatment system.

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