Skip to navigation Skip to content Skip to footer
Search SCCGOV Main Portal

Application for Upgrade of Septic/OWTS (LU72/LU73/LU74)

​When submitting for an upgrade of a Septic/Onsite Wastewater Treatment System (OWTS) to accommodate for your proposed building project, please provide the following:

     1. A completed Land Use Service Application

     2. One (1) copy of site plans to scale (1” = 20’). Plans must include:
          a. Proposed Septic/OWTS upgrades as required
          b. Location of existing septic tank and leachfield (As-built
          c. Scope of proposed building project
          d. Minimum setbacks as required on page 3.11 & 3.12 of the Onsite Systems Manual
          e. Any additional requirements, as detailed in the Onsite Systems Manual

     3. One (1) copy of existing and proposed floor plans (if applicable)

     4. Additional soil testing may be required to determine minimum sizing and setbacks of   
     Septic/OWTS by completion of one or more of the following:
          a. Site assessment
          b. Soil analysis
          c. Percolation testing (completed by REHS, Professional Civil Engineer, or Professional

     5. Current (within last 3 years) Septic Pumper’s Report including 30-minute water test if existing     
     Septic/OWTS is to be utilized

     6. Once all requirements have been completed and plans are ready for an approval stamp,    
     additional copies (4) will need to be submitted.
Three (3) stamped copies are to be picked up and taken to the applicable jurisdiction’s Planning/Building Department for inclusion in the building packet.

NOTE: An onsite inspection may be scheduled for verification of minimum requirements. Additional fees and requirements may apply. All applicable fees must be paid in full prior to any services provided by DEH (inspections, plan reviews, approvals, etc.). Projects/Submittals are reviewed in the order received - with the exception of septic system failures.

Applicable fees:
PE Amount   Description
LU01 $603   Site Assessment
LU02 $603   Soil Analysis
LU06 $876   Percolation tests (up to 6 holes) 
LU08 $329   Geological Technical Report Review (if slope >20%)
LU13 $986   Land Use Plan Check: Commercial Construction
LU15 $329   Land Use Plan Check Major Building Addition (>500 sq. ft.) and/or bedroom addition
LU16 $274   Land Use Plan Check Minor Building Addition (≤ 500 sq. ft.) with no bedroom addition
LU17 $219   Land Use Plan Check Residential Accessory Structure (Barns/Detached 
LU18 $219   Land Use Plan Check Resubmittal Charge
LU19 $986   Land Use Plan Check: Pump System Review
SEPTIC/OWTS PERMIT (To be collected at time of Building Permit Issuance):
LU28 $1,205   Septic/OWTS Upgrade/Modification (> 50% of system)
LU29 $767   Septic/OWTS Upgrade/Modification (< 50% of system)
LU30 $1,205   Septic/OWTS Upgrade/Modification - Alternative System 
LU93 $219   File Review (hourly)
LU96 $219   Consultation/Additional Field Time (hourly)
We will not begin any work until all the items noted above and payment are received.

Please forward all large/over-sized site-maps and necessary documents to the following:
FOR SOUTH COUNTY: (Morgan Hill, San Martin, Gilroy, Hollister, and Watsonville)
County of Santa Clara – DEH
RE: (Project number, once assigned)
80 Highland Av
San Martin, CA  95046
(** NOTE: This location is a satellite office, and only receives packages
and/or appointments 7:30 am – 9:00 am, Monday through Friday. **)

County of Santa Clara – DEH
RE: (Project number, once assigned)
1555 Berger Drive #300
San Jose, CA  95112
Last updated: 10/2/2017 4:10 PM