Article II — A-OS Zone-Agricultural-Open Space Zone

17.200.200 A-OS zone-Purpose.¶

The purpose of the A-OS zone is to ensure the long-term preservation of agricultural and open space land. This zone is intended to prevent the premature development of land to urban uses. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

17.200.210 A-OS zone-Permitted uses.¶

A. Permitted uses. The following uses are permitted by right in the A-OS zone, subject to the limitations specified:

Use	Limitations
1. Residential Uses
Farm worker housing	Appropriate densitydetermined during project review
2. Commercial and Institutional Uses
Temporarycommercial building	Subject to special use regulations in section 17.228.126
3. Industrial and Agricultural Uses
Agriculture,general use
Community garden
Solar energysystem, commercial(city property)	Allowed in this zone and exempt from theprovisions of this title

B. Conditional uses. The following uses in the A-OS zone require approval of a conditional use permit, subject to the limitations specified:

Use	Limitations	Approval Required by: Planning and Design Commission (PDC); Zoning Administrator (ZA); or City Council (CC)
1. Residential Uses
Dwelling, single unit		PDC
2. Commercial and Institutional Uses
Amusement center, outdoor		PDC
Assembly-cultural, religious, social	Subject to special use regulations in section 17.228.128	ZA
Cemetery		PDC
Golf course; drivingrange		PDC
Kennel		ZA
School, K-12		PDC

Transit vehicle-service, repair, storage		PDC
Veterinaryclinic; veterinaryhospital		ZA
3. Industrial and Agricultural Uses
Animal slaughter		PDC
Antenna; telecommunications facility	Subject to special use regulations in section 17.228.300 et seq.	PDC
High voltage transmission facility	Subject to special use regulations in section 17.228.500 et seq.	CC
Produce stand		ZA
Ridingstable		PDC
Solar energysystem, commercial(non-city property)	Subject to special use regulations in section 17.228.123	ZA
Surface miningoperation		PDC
Well-gas, oil		PDC

C. Accessory uses. The following uses are permitted in the A-OS zone when accessory to a permitted or conditional use, subject to the limitations specified:

Use	Limitations
Accessoryantenna
Childcare, in-home(familydaycare home)
Dwellingunit, accessory	Subject to special use regulations in section 17.228.105
Familydaycare facility
Home occupation	Subject to special use regulations in section 17.228.200 et seq.
Watchperson'squarters	The structure shall be limited to 1,000 square feet

D. Prohibited uses. All uses not listed as permitted, conditional, or accessory uses are prohibited in the A-OS zone. (Ord. 2021-0023 § 8; Ord. 2020-0021 § 9;Ord. 2013-0020 § 1; Ord. 20130007 § 1)

17.200.220 A-OS zone-Height, density, lot coverage, and floor area ratios.¶

A. Height. The maximum height is 50 feet.
B. Density. The maximum density is 1 dwelling unit per lot.
C. Lot coverage. No requirement.

D. Floor area ratios. The minimum and maximum floor area ratios are established in the general plan. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

17.200.230 A-OS zone-Lot sizes, width, and depth.¶

A. Lot size. The minimum lot size is 20 acres.
B. Lot width: No requirement.
C. Lot depth: No requirement. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

17.200.240 A-OS zone-Setbacks.¶

A. Front-yard setback. The minimum front-yard setback is 50 feet.
B. Interior side-yard setback. The minimum side-yard setback is 25 feet.
C. Street side-yard setback. The minimum street side-yard setback is 50 feet.
D. Rear-yard setback. The minimum rear-yard setback is 50 feet.

E. Levee setback. A minimum 20-foot setback from the landside toe of any flood control levee is required for development less than five acres in size. A minimum 50-foot setback is required from the landside toe of any flood control levee for development five acres or greater in size. No primary or accessory structures may encroach into the levee setback. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

17.200.250 A-OS zone-Generally applicable development standards.¶

A. For architectural design guidelines and exceptions to the height and area standards, see chapter 17.600.

B. For parking requirements, see chapter 17.608.
C. For landscaping and paving requirements, see chapter 17.612.
D. For recycling and solid waste disposal regulations, see chapter 17.616.
E. For wall, fence, and gate regulations, see chapter 17.620.
F. For residential accessory structure and use regulations, see chapter 17.624.
G. For sign standards and regulations, see chapter 15.148.

H. For historic preservation program generally, see chapter 17.604. For preservation design review of development projects, see section 17.808.100 et seq. (Ord. 2013-0020 § 1; Ord. 20130007 § 1)

17.200.260 A-OS zone-Site plan and design review.¶

A. General.

For development projects not located in a historic district or involving a landmark, a final subdivision map shall not be approved and a permit shall not be issued unless and until an application for site plan and design review of the proposed project is approved in accordance with chapter 17.808 or the project is exempt under section 17.808.160.
As used in this subsection A, "permit" means a building permit, a demolition permit, a sign permit, a grading permit, a paving permit, an encroachment permit, and a certificate of occupancy.

B. Historic districts and landmarks.

For development projects located in a historic district or involving a landmark, a person shall not commence construction or otherwise undertake, and a final subdivision map shall not be approved and a permit shall not be issued unless and until an application for site plan and design

review of the proposed project is approved in accordance with chapter 17.808 or the project is exempt under section 17.808.160.

As used in this subsection B, "permit" means a building permit, a demolition permit, a sewer or water connection or disconnection, a sign permit, a grading permit, a paving permit, an encroachment permit, and a certificate of occupancy. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)