13.050 Retaining Walls.

A. Retaining Walls. Any embankment to be retained that is over 48 inches in height shall be stepped so that no

individual exposed retaining wall exceeds 36 inches in height, and each intervening step is a minimum width of 36

inches.

 1.   Retaining Walls in Required Front Setback. Retaining walls not exceeding three (3) feet, six (6) inches in

 height, may be permitted in the required front setback provided that the coverage does not exceed Cve (5)

percent of the area of the required front setback. On corner lots, such structures shall not be located within

 thirty-Cve (35) feet of the intersected street lines. See Figure 13.3

                                Figure 13.3 – Stepped Retaining Walls

The Petaluma Implementing Zoning Ordinance is current through Ordinance 2907, passed September 8, 2025.

Ch. 13 Placement of Fences and Walls | Petaluma Implementing Zoning Ordinance Page 6 of 6