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NW Design & Property Development DBA Davis Septic Design

📍 Edmonds, WA
★★★★4.8(33 reviews)

One of 1 septic company listed in our Edmonds directory. Listing compiled by SepticTankHub from public data — not affiliated with or operated by this business.

Septic Pumping & CleaningSeptic InstallationSeptic RepairSeptic InspectionDrain Field Repair
4.8/5
33 Reviews
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ABOUT

About this listing

Davis Septic Design, operating as NW Design & Property Development, is a Washington State licensed septic system design company serving King County and Snohomish County for over 35 years. They specialize in providing timely and cost-effective services for septic system design, including feasibility studies, perc tests, and repair designs for failed systems. The company also handles new construction septic designs and offers construction management for installers. They have expertise in designing various septic systems, including conventional, alternative systems like NU Water ATU, OSCAR SYSTEMS (Netafim and Geo-Flow sub-surface drip irrigation), Sand-Filter Systems, Mound Systems, Whitewater ATU, and Fast Treatment Systems. Davis Septic Design provides services in numerous cities across King and Snohomish Counties, ensuring homes remain safe and functional with reliable septic solutions. They also offer discounts to military veterans and senior citizens.

🕐 Operating Hours
Monday: 9AM-5PM
📍11726 Clearview Dr, Edmonds, WA 98026 · Listed in the SepticTankHub Edmonds directory.
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REVIEWS

Customer Reviews

4.8
★★★★
Based on 33 Google reviews
💡Ratings are sourced from Google Business Profile and verified during our data collection process.
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WHAT WE DO

Services Offered

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Septic Pumping & Cleaning

Routine pumping and thorough cleaning to maintain your system and prevent backups.

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Septic Installation

Full installation of new septic systems for residential and commercial properties.

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Septic Repair

Diagnosis and repair of failing systems, broken pipes, and malfunctioning components.

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Septic Inspection

Comprehensive system inspections for home buyers and real estate transactions.

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Drain Field Repair

Restoration or full replacement of clogged, saturated, or failing drain fields.

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COST TOOL

Pumping Cost Estimator

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PRICING

Estimated Pricing

Service
Range
Average
Septic Pumping
$300–$600
$425
Septic Inspection
$150–$350
$235
Septic Repair
$500–$2,500
$1,200
Drain Field Repair
$2,000–$8,000
$4,500
Grease Trap Cleaning
$200–$500
$325

Prices are estimates for the Edmonds area. Contact for an exact quote.

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GALLERY

Photos

NW Design & Property Development DBA Davis Septic Design photo
FAQ

Frequently Asked Questions

📗 Before you call: know what your septic system actually needs — and what it should cost. The Septic Owner's Handbook, $27 · instant download.Get the Handbook →
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Helpful Cost Resources

Septic Pumping Cost GuideSeptic Installation Cost GuideSeptic Repair Cost Guide

NW Design & Property Development DBA Davis Septic Design provides Septic Pumping & Cleaning, Septic Installation, Septic Repair, Septic Inspection, and Drain Field Repair in Edmonds, WA. Browse all septic companies in Edmonds or across Washington.

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Septic Guides & Cost Estimates

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