Water Sewer & Septic in Spearfish, SD
Black River Contracting is a veteran-owned excavation contractor serving Spearfish. We deliver dependable water sewer and septic for commercial, residential, and agricultural customers across Western South Dakota.
Water Sewer & Septic — Spearfish, SD
Trusted Water Sewer & Septic Contractor Serving Spearfish
Black River Contracting operates out of Summerset, SD and mobilizes quickly throughout {county} and the surrounding Black Hills region. Our team brings the right equipment, the right crew, and the experience to get the job done correctly the first time.
We are a certified Service-Disabled Veteran-Owned Small Business (SDVOSB). Every project is handled with the discipline, accountability, and professionalism that defines how we work.
Get a Free Quote
Serving Spearfish and {county}. Call or email us to discuss your project — no obligation, no pressure.
(605) 600 6045
office@blackrivercontracting.com
WHY BLACK RIVER
Why Spearfish Chooses Black River
🇺🇸 Veteran-Owned & Operated
Black River is a certified SDVOSB. The values of military service — discipline, accountability, and doing the job right — carry over to every project we take on in Spearfish and beyond.
⚙️ 35+ Pieces of Equipment
We maintain a fleet of 35+ well-serviced vehicles and machines, including specialty long-reach excavators. With an in-house repair shop, we keep equipment running and projects on schedule.
📍 Local to Western SD
Based in Summerset, SD, we know the terrain, soil, and logistics of this region. We’re not flying in outside crews — we’re your neighbors, and we’re invested in doing good work here.
Ready to Start Your Project in Spearfish?
Black River Contracting serves Spearfish, {county}, and surrounding areas across Western South Dakota. Give us a call or send us a message — we’ll get back to you fast.