Tahoe Resource Conservation District

News & Updates

Get Small BMP Retrofit Plans Approved Electronically

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Homeowners, contractors, and consultants can submit plans for small BMP Retrofit proposals that disturb less than 7 cubic yards and get an approval online.

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NOTICE

If any of the following conditions apply to the proposed BMP installation then a BMP Retrofit Permit applicationor another TRPA application may be necessary and the project will NOT be eligible for a Small BMP Retrofit Plan approval.

• Engineered structures, such as retaining walls over 3 feet 
• Extensive grade alterations
• Infiltration systems capturing runoff from areas greater than 2,500 square feet
• Excavation of over 5 feet
• Paving
• Subsurface conveyance systems (piping) and drop inlets 
• More than 7 cubic yards of grading

Applicants should be prepared to submit 3 items through the TRPA Citizen Access Database for a quick and easy paperless process. No trips to the TRPA offices!

Required Three Items

1. Site Plan that includes:
     • Parcel Boundaries 
     • Map scale (if applicable) and north arrow 
     • Assessor’s Parcel Number (APN) and property address 
     • Location and label for all BMPs to be implemented 
     • Existing coverage (building footprint, driveway, walkways) and stormwater flow lines 
     • Locations of stream environment zones (SEZ), if present 

 2. BMP Treatments Form

 3. Calculation Spreadsheet

Small BMP Retrofit Plan detailed instructions
Example 1 of a Small BMP Retrofit Plan
Example 2 of a Small BMP Retrofit Plan

 Standard Conditions for applicants using the Small BMP Retrofit plan

  • Approval of the type, sizing, and location of BMPs is based upon the reviewer’s assumption that the applicant has accurately and completely measured impervious areas contributing to infiltration systems.
  • All areas displaying erosion or bare soil must be noted on the site plan and re-vegetated or otherwise stabilized. Vehicular access must be limited to paved areas in order for a parcel to be eligible for Certificate of Completion of BMPs. Parking barriers may be necessary in order to be compliant with this requirement.
  • Small BMP Retrofit plans are not a verification of land coverage, land capability, or use, nor are they a conceptual approval of any future project. Land coverage cannot be verified, transferred or banked through a Small BMP Retrofit plans. These verifications require the submittal of a separate application to TRPA for review and approval.