Start Planning Now

Wet weather testing season is fast approaching!
  Call today to schedule an appointment with our sewage disposal specialist.  Our on-site sewage disposal services include:
•   Soils & percolation testing
•   Groundwater observation well monitoring
•   Sewage disposal system design and/or modification to an existing system
•   Sewage Disposal Report & Plot Plan preparation
•   Permit application preparation, submittal & processing
OMSBERG & PRESTON has many years experience designing on-site sewage disposal systems, and we have an exceptional working relationship with the County’s Division of Environmental Health.  We also offer a full range of planning, civil engineering and land surveying services, and specialize in land development projects and permit processing through the County of Humboldt and surrounding areas.