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Title 13 — WATER, SEWERS AND PUBLIC SERVICES

Chapter 13.48 — DRAINFIELDS

Napa County Municipal Code · 2026-09 edition · updated 2026-10-02 · Napa County

13.48.010 - Sidewall area per potential bedroom.

13.48.020 - Location and construction requirements.

13.48.030 - Slope of drainfield—Soil stability.

13.48.040 - Spacing between leach lines.

13.48.050 - Leach line distribution techniques.

13.48.060 - Perforated pipe—Support and filter bed.

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