(a) 
This district classification is intended to be applied in the mountain and upland foothill areas of the county in which forestry, mining, grazing and noncommercial recreation are natural and desirable uses; in which protection of the watershed lands from wild fire, erosion, pollution and other detrimental effects is essential to the general welfare and in which land divisions will be regulated to ensure compatibility with primary uses. It is further intended that this district will be applied to land areas which are classified by the general plan as containing lands suitable for establishment as agricultural preserves.
(b) 
It is intended also that the board of supervisors may, at their discretion, issue statements to property owners that it is not their intent that the regulations of this chapter be removed or modified in the predictable future with respect to particular described properties.
(Ord. 467 § 17, 1984; Ord. 467-AC § 22, 2003)
The regulations set out in this chapter shall apply in all U-C districts, and shall be subject to the provisions of Chapters 18.102 through 18.108 of this title.
(Ord. 467 § 17, 1984)
Uses allowed by right in a U-C district shall be as follows:
(1) 
Farm or ranch related dwellings occupied by the owner or operator or help employed on the property; farm buildings and farm labor housing, accessory buildings and uses;
(2) 
General agriculture, crop and tree farming, logging, grazing, animal husbandry, nurseries and greenhouses, fish farms, frog farms;
(3) 
Private airstrips accessory to an agricultural operation;
(4) 
Hydroelectric power plants of five megawatts or less;
(5) 
Kennels, provided that a residential use is first established;
(6) 
Animal hospitals and veterinary clinics.
(Ord. 467 § 17, 1984; Ord. 467-V § 15, 1998; Ord. 467-AC § 22, 2003; Ord. 2023-08, 11/14/2023)
Uses allowed by use permit in a U-C district shall be as follows:
(1) 
Poultry, fur farms, commercial hog farms, dairies;
(2) 
Private institutions, hospitals, churches, schools, nursery schools and day care centers;
(3) 
Sawmill operations, accessory buildings and structures;
(4) 
Commercial cattle and hog feedlots, fruit and vegetable packing and or accessory to a primary use, commercial airports, cemeteries, commercial or public garbage, waste materials or sewage disposal sites, processing of natural mineral materials;
(5) 
Additional dwellings;
(6) 
Exploration for geothermal, gas, oil and other hydrocarbon resources;
(7) 
Commercial electrical generating facilities utilizing gas, oil, geothermal, solar, wind, cogeneration, and biomass if the produced power is intended for sale or distribution off-premises;
(8) 
Hydroelectric power plants greater than five megawatts;
(9) 
Public stables.
(10) 
Kennels, if a residential use is not first established;
(Ord. 467 § 17, 1984; Ord. 467-AC § 22, 2003; Ord. 2023-08, 11/14/2023)
Development standards in a U-C district shall be as follows:
(1) 
Minimum Lot Area. One hundred acres, or as otherwise specified in a project for which a use permit has been secured;
(2) 
Minimum Yards. Front, twenty feet; side, twenty feet; and rear, twenty feet.
(Ord. 467 § 17, 1984)