The purpose of the mineral resource (MR) district is to protect long-term mining operations (i.e., mines with thirty years or more of expected operation). This district is consistent with the mineral resource (MR) general plan designation. This district may also be applied to other areas where there are mineral deposits that can be mined commercially; provided, there are no conflicts with other general plan policies.

(Ord. 99-5 § 1, 1999; prior code § 5.02.050 (A))

The following uses are permitted outright in the MR district:

A.

Exploration work for minerals, except as provided in Section 17.12.030(B);

B.

Agricultural uses, forest management;

C.

Low-intensity recreational uses which require only minor improvements, such as a non-motorized hunting or fishing club that does not provide food service and/or lodging facilities.

(Ord. 99-5 § 2, 1999; prior code § 5.02.050 (B))

The following uses are permitted in the MR district if a use permit is issued:

A.

Employee housing associated with commercial mining operations;

B.

Notwithstanding any provision of Section 17.12.020(A) to the contrary, any mining activity, either underground or open pit, as defined by the Surface Mining and Reclamation Act (Article 5, Chapter 9, Division 2 [Section 2770, et seq.] of the California Public Resources Code);

C.

Mills and other facilities, buildings, structures, equipment, and all other indoor and outdoor areas related to or used in connection with the extraction, storing, transportation, processing or refining of mined materials or products derived from such materials;

D.

Aggregate recycling facilities.

(Ord. 99-5 § 3, 1999; prior code § 5.02.050 (C))

(Ord. No. 2018-01, § 5, 7-17-2018)

The following other uses are permitted in the MR district:

A.

The uses allowed by, and subject to the provisions of, Sections 17.88.010 through 17.88.110;

B.

Other uses found to be similar in character and impact to those listed in Sections 17.12.020 and 17.12.030, as determined in accordance with Section 17.94.030.

(Prior code § 5.02.050 (D))

The following site development standards apply in the MR district:

A.

Minimum Lot Area. The minimum lot area requirement is twenty acres, or as specified by use permit, except as otherwise provided in Section 17.84.010.

B.

Yards. The following yard requirements apply, except as otherwise provided in Section 17.84.020:

1.

Front, thirty feet;

2.

Side, thirty feet;

3.

Rear, thirty feet.

C.

Maximum Structural Height. Maximum permitted structural height is forty-five feet, except as otherwise provided in Section 17.84.030.

D.

Parking. Parking requirements are as specified in Chapter 17.86.

E.

Reclamation Plans. All approved mining activities shall be accompanied by a reclamation plan for the rehabilitation, reuse and erosion control of the mined area. The reclamation plan shall be in accordance with Chapter 18.04.

(Ord. 99-5 § 4, 1999; prior code § 5.02.050 (E))