Install or Replace a Sewer Main Cost in Waianae, HI in 2026
Most Install or Replace a Sewer Main projects in Waianae, HI cost between $1,400 and $28,000. The typical price is $6,500.
Sewer main replacement involves excavation, permits and often street restoration.
Labour and materials in Waianae run about 28% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Accessible fixture swap versus opening walls or slab
- Pipe material — copper, PEX or cast iron replacement
- Emergency versus scheduled work
- Permit and inspection requirements
Usually included
- Licensed plumber labour
- Pipe, fittings and standard fixtures
Usually extra
- Drywall and finish repair
- Fixtures you supply
- Municipal tap or sewer connection fees
Plumbers in Waianae, HI
Businesses listed on Google near Waianae, HI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Hawaii Plumbing & Drain Cleaning Squad
4.9(83 reviews)
87-417 Kulaaupuni St, Waianae, HI 96792
Blue Star Plumbing, LLC
4.0(4 reviews)
85-677 Farrington Hwy, Waianae, HI 96792
Prime plumbing LLC
5.0(2 reviews)
87-140 Helelua St Apt 7, Waianae, HI 96792