🗺️ 4201 Bloomfield Rd — Site Map

46.16 ac · APN 027-050-053 · Sebastopol · for septic / leach-field planning DRAFT — drag the markers
hover = elevation · scroll = zoom · drag empty space = pan
Existing structures & leach fields are approximate (traced from imagery + the 1996 plat) — drag to correct. Proposed ADU / homeschool / tank / leach field are draggable; elevations update live from a 2 m DEM. Contours at 2 m (bold = 10 m).

Gravity feed — elevations & drops

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Parcel boundary — APN 027-050-053 (official)
Proposed ADU (custom build)
Proposed homeschool (30×10 m)
Shared septic tank
Candidate new leach field
Existing (house/barns/pond, fields) — approx
Well (approx — locate)
Elevation contour

Reference drawings — existing septic / leach field (Sonoma County records)

2006 septic site plan
2006 site plan (SEP06-0396). Existing leach field (top-left), milking barn, pond, (E) house, new 810-gal tank. Hand-drawn; contours 300–550.
1996 surveyed plat
1996 surveyed plat. Leach field, well, septic tank, 50′ Pullin right-of-way, 50-ft contours (300–500), steep wooded slopes.
2003 abandoned tank plat
2003 abandoned tank (SEP03-0276). Same plat marking the septic tank abandoned near the barn/pond — context for the lower field.
Source: Sonoma County PRA records (well-and-septic). Click any drawing to open full size. Hand-drawn / surveyed originals — use for orientation, not exact dimensions.