Excavation in Kōloa
Kōloa is Kauaʻi's oldest plantation town, now a mix of historic residential, ag, and tourism support. Old Kōloa Town sees frequent utility and septic upgrades.
Working on the ground in Kōloa
Drier South Shore climate, red volcanic soils with occasional lava rock, and tight historic-zone lots near the town core.
What we run here
Historic-property excavation with shoring, cesspool conversions, trenching for irrigation and utilities, and rock removal on parcels backing Maluhia Road.
Your cesspool priority zone
the hawaiʻi department of health classifies every cesspool on the island into a priority zone based on proximity to drinking water, streams, the coastline, and sensitive ecosystems. here is what shows up inside Kōloa.
working target: convert by 2030
high-priority zone, these cesspools sit closest to drinking water wells, streams, the coastline, or sea-level rise zones. flagged for fastest conversion.
statutory deadline: January 1, 2050
long-window zone, further from sensitive water sources. still requires conversion under act 125 by 2050.
2030 and 2035 are working targets recommended by the hawaiʻi cesspool conversion working group and reflected in kauaʻi county's grant prioritization. the only deadline in current law is january 1, 2050 under act 125. zone assignments are read from the doh prioritization tool.
Want your property's exact zone?
we pull your tmk against the doh prioritization tool during our free site visit and map your specific path to a compliant system.
Request a Site VisitReady to break ground in Kōloa?
Call for a project-specific scope and estimate.