Carrier profile · USDOT 2573833 · Updated Aug 20, 2026

Seaboard Drilling LLC

DBA SWCOLE EXPLORATIONS LLC

20 power unitsavg 6.6 yrRegional · 4 statesSOMERSWORTH, NH88/100
AUTHORITY STATUS UNKNOWNHAZMAT
Verified linksseaboarddrilling.comFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional
revealed
States observed4
US states
Inspections · 24 mo11
ME busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
SOMERSWORTH, NH
10 CENTRE ROAD
Top corridor
ME ⇄ NH
ME 4 · MA 3 · NH 2
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 4 states · trailing 24 mo

Roadside inspections by state · SEABOARD DRILLING LLC · trailing 24 months
StateCoverageInspections
MEMaine4
MAMassachusetts3
NHNew HampshireHQ2
VTVermont2