Engineered Septic Systems in Alameda County

Appropriately Engineered Septic Designs by Acorn Onsite, Inc.

Acorn Onsite, Inc. has along history of being the leader in septic system engineering throughout Alameda County, California. Tim, Johnston, PE is the civil engineer on staff that specializes in approach septic designs in Livermore, Pleasanton, Fremont, Altamont Area, Byron, Dublin, Castro Valley, Hayward, Oakland, and through Alameda County California. 

When working on septic system engineering design in Alameda County, Acorn Onsite, Inc.'s design philosophy involves having a friendly relationship with the regulators and efficiently preparing appropriate septic system designs that a approved by the county.

In Alameda County some of the types of septic system we engineer include conventional gravity leach field, shallow trench pressure distribution, at-grade beds, pretreatment with drip dispersal systems, sand filter (both recirculating and bottomless), retrofits of existing system to accommodate house expansion, and other types of systems as appropriate.


About Us



We efficiently handle the tasks necessary for your septic system engineering project.



Rest assured when working with Acorn Onsite, Inc. you are working with a established firm in the local area.



We have the skills necessary to tackle simple projects and the most complex onsite wastewater projects too.