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5.6.7.   APPLICABILITY IN THE DMAFB ENVIRONS
   Sections 5.6.7, 5.6.8, 5.6.9, 5.6.10, and 5.6.11 apply to the DMAFB Environs.
   Where more than one or is applicable to a property, the standards of all applicable districts or shall apply. Where standards conflict, the most restrictive shall apply.
   The Environs (AEZ) applies to the following on all property located within the DMAFB Environs boundaries. For property partially within the AEZ, the provisions shall apply to only those portions within the boundaries of the AEZ. For areas outside the limits, the AEZ overlay provisions will apply upon annexation.
   A.   New
   Starting January 1, 2005, Section 5.6.8, Approach-Departure Corridors for DMAFB Environs, and Section 5.6.9, Noise Control Districts for DMAFB Environs, apply to property located within the and following districts: ADC-1. ADC-2, ADC-3, and .
   B.   Changes, Expansions and Additions to Use of Existing
   The following provisions shall apply starting January 1, 2005.
      1.   For a of an existing , the provisions of Section 5.6.8, Approach-Departure Corridors for DMAFB Environs, applies to the entire existing if it results in an increase in the number of employees.
      2.   The noise attenuation standards and performance standards established by Section 5.6.9, Noise Control Districts for DMAFB Environs, applies to the entire existing if the use of the existing is changed to one or more allowed uses requiring sound attenuation.
      3.    existing within the AEZ prior to January 1, 2005 may expand or reconstruct provided that the new construction conforms to AEZ standards.
   C.   Nothing contained in this section shall affect existing property or the right to its continued use for the purpose legally used at the time these standards become effective, nor shall these standards affect any reasonable repairs to, or of, or property used for such existing purposes.
   D.   Nothing in these provisions shall preclude the renovation of existing .
   E.   Proposed expansion of a or is subject to the provisions of Sections 9.2.2 and 9.3.2, respectively.
   F.   Owners of property within the DMAFB Environs and in the vicinity of the military should be aware that A.R.S. Title 28, and A.R.S., Title 32, contain provisions that may apply to some properties regulated under this section. The provisions require property owners to inform potential purchasers, lessees, and renters that a property is in an   . Nothing herein requires property owners to provide notice that is in addition to the standards provided by law.
   G.   The permitted are those permitted by the underlying , except as restricted by Sections 5.6.8 and 5.6.9.
5.6.8.   APPROACH DEPARTURE CORRIDORS (ADC) FOR DMAFB
   The required standards within the ADCs are as follows.
   A.   ADC-1
      1.   Performance Standards
      The following performance standards are required in the ADC-1:
         a.   No more than 30 employees per of is permitted;
         b.   The minimum area is three ; and,
         c.   The maximum FAR is .50 of the area.
      2.   Prohibited
      The following are prohibited in the ADC-1:
         a.   Civic Use Group
            (1)   Civic Assembly- Outdoor and Indoor;
            (2)   Cultural Use;
            (3)   Religious Use; and,
            (4)   Educational Use.
         b.   Commercial Services Use Group
            (1)   Administrative and Professional Offices;
            (2)    Service;
            (3)   Commercial Recreation;
            (4)   Day Care;
            (5)   Entertainment - Outdoor & Indoor;
            (6)   Food Service;
            (7)   Medical Services;
            (8)   Personal Service;
            (9)   Transportation Service - Air Carrier;
            (10)   Travelers Accommodation-Campsite; and,
            (11)   Travelers Accommodation-Lodging
         c.   Industrial Use Group
            (1)   Hazardous Material Manufacturing.
         d.   Recreational Use Group
            (1)   Parks and Recreation.
         e.   Residential Use Group (all uses within the group)
         f.   Restricted Adult Activities Use Group (all uses within the group)
         g.   Retail Trade Use Group (all uses within the group, except for Marijuana Dispensary Off-site Cultivation and Marijuana Dispensary Off-site Manufacturing Location)
         h.   Storage Use Group
            (1)   Hazardous Material Storage.
         i.   Wholesaling Use Group
            (1)   Hazardous Material Wholesaling.
      3.   Exceptions
      The following are exceptions to the Prohibited Uses in ADC-1:
         a.    in the Commercial Services Use Group and Retail Trade Use Group are permitted in ADC-1 only if the property was zoned RCV, NC, C-1, C-2, C-3, C-3, P or RV prior to January 1, 2005. (Rezoning from these to that provide for allowed uses in ADC-1 is encouraged);
         b.    in the Commercial Services Use Group and the Retail Trade Use Group are permitted on property zoned P-I, I-1 or I-2 in ADC-1 only if a plan was approved by Mayor and Council specifically for such use prior to June 30, 2005;
         c.    not in with the performance standards of 5.6.8.A.1 are permitted only if a plan, was approved by Mayor and Council specifically for such prior to June 30, 2005;
         d.   Single-   are permitted only if the property is zoned IR, RH, SR, RX-1, RX-2, R-1, R-2, or R-3, MH-1 or MH-2 and such was in place prior to January 1, 2005. (Rezoning from these to that provide for allowed uses in ADC-1 is encouraged).
            (1)   Flexible Lot Development, Section 8.7.3, are not permitted; and,
            (2)   Residential is limited to no more than one per .
         e.    less than the minimum size required in ADC-1 and recorded prior to January 1, 2005 may be developed in with all other standards specified in Section 5.6.8.A.1., 2, and 3;
         f.   Individual of less than three may be separately owned provided each such is part of a and covenants provided in this subsection that encompasses at least three . The shall be a for notification purposes to the covenants; and,
         g.   Non-   located within ADC-1 may be included within a single or for the purpose of determining employee limits, ratios and other performance standards provided there are recorded covenants requiring with the approved or in the form approved by the PDSD . Non-   that do not meet the above standards may be considered through Special Exception process as specified in Section 5.6.10.
   B.   ADC-2
      1.   Performance Standards
      The following performance standards apply in the ADC-2:
         a.   No more than 20 employees per of at any time may be accommodated by intention, design, or in fact;
         b.   The minimum area is five ; and,
         c.   The maximum FAR is .30 of the area.
      2.   Prohibited
      The following are prohibited in the ADC-2:
         a.   Civic Use Group
            (1)   Civic Assembly - Outdoor and Indoor;
            (2)   Cultural Use;
            (3)   Educational Use; and,
            (4)   Religious Use.
         b.   Commercial Services Use Group
            (1)   Administrative and Professional Offices;
            (2)    Service;
            (3)   Commercial Recreation;
            (4)   Day Care;
            (5)   Entertainment - Outdoor and Indoor;
            (6)   Food Service;
            (7)   Medical Services;
            (8)   Personal Service;
            (9)   Transportation Service - Air Carrier;
            (10)   Travelers Accommodation - Campsite; and,
            (11)   Travelers Accommodation - Lodging.
         c.   Industrial Use Group
            (1)   Hazardous Material Manufacturing.
         d.   Recreational Use Group
            (1)   Parks and Recreation.
         e.   Residential Use Group (all uses in the group)
         f.   Restricted Adult Activities Use Group (all uses in the group)
         g.   Retail Trade Use Group (all uses in the group except for Marijuana Dispensary Off-site Cultivation and Marijuana Dispensary Off-site Manufacturing Location)
         h.   Storage Use Group
            (1)   Hazardous Material Storage.
         i.   Wholesaling Use Group
            (1)   Hazardous Material Wholesaling.
      3.   Exceptions
      The following are exceptions to the Prohibited Uses in ADC-2:
         a.    in the Commercial Services Use Group and Retail Trade Use Group are permitted in ADC-2 only if the property was zoned RCV, NC, C-1, C-2, C-3, C-3, P or RV prior to January 1, 2005. (Rezoning from the previously mentioned to that provide for allowed uses in ADC-2 is encouraged.);
         b.    in the Commercial Services Use Group and the Retail Trade Use Group are permitted in P-I, I-1 or I-2 in ADC-2 only if a plan was approved by Mayor and Council specifically for such use prior to June 30, 2005;
         c.    not in with the performance standards of 5.6.8.B.1 are permitted only if a plan was approved by Mayor and Council specifically for such prior to June 30, 2005;
         d.   Single-   are permitted only if the property is zoned IR, RH, SR, RX-1, RX-2, R-1, R-2, R-3, MH-1 or MH-2 and such was in place prior to January 1, 2005. (Rezoning from the previously mentioned to that provide for allowed uses in ADC-2 is encouraged).
            (1)   Flexible Lot Development, Section 8.7.3, are not be permitted; and,
            (2)   Residential is limited to no more than one per .
         e.    less than the minimum size required in ADC-2, recorded prior to January 1, 2005 may be developed in with all other standards specified in Section 5.6.8.B.1., 2, and 3;
         f.   Individual of less than five may be separately owned provided each such is part of a and covenants provided in this subsection that encompasses at least five . The shall be a for notification purposes to the covenants;
         g.   Non-   located within ADC-2 may be included within a single or for the purpose of determining employee limits, ratios and other performance standards provided there are recorded covenants requiring with the approved or in the form approved by the PDSD . As provided in Section 5.6.10, non-   that do not meet the above standards may be considered in accordance with Section 3.4.3, Zoning Examiner Special Exception Procedure.
   C.   ADC-3
      1.   Performance Standards
      The following performance standards apply in the ADC-3:
         a.   For uses in the Industrial, Wholesaling and Storage groups, the maximum FAR is .40 of the area;
         b.   For all other non-residential groups, the maximum FAR is .20 of the area;
         c.   The minimum area is five ;
         d.   The maximum permitted is 62 feet from elevation or the height limit of underlying , whichever is more restrictive; and,
         e.   Any meeting space and function areas where people gather in excess of 5,000 square feet in area shall be located underground.
      2.   Prohibited
      The following are prohibited in the ADC-3:
         a.   Civic Use Group
            (1)   Education Use, Elementary and Secondary Schools.
         b.   Commercial Use Group
            (1)   Day Care; and,
            (2)   Medical Service, Major and Extended Care.
         c.   Industrial Use Group
            (1)   Hazardous Material Manufacturing.
         d.   Residential Use Group (all uses in the group)
         e.   Storage Use Group
            (1)   Hazardous Material Storage.
         f.   Wholesaling Use Group
            (1)   Hazardous Material Wholesaling.
         g.   Landfills or facilities providing services that are critical for public health and safety, such as fire protection, police communications, sewage and water treatment or storage are prohibited.
      3.   Exceptions
      The following are exceptions to the Prohibited Uses in ADC-3:
         a.    not in with the performance standards of Section 5.6.8.C.1, Approach Departure Corridors (ADC) for DMAFB, are permitted only if a plan was approved by Mayor and Council specifically for such prior to June 30, 2005.
         b.   Single-   are permitted only if the property is zoned IR, RH, SR, RX-1, RX-2, R-1, R-2, R-3, MH-1 or MH-2 and such was in place prior to January 1, 2005. (Rezoning from the previously mentioned to that provide for allowed uses in ADCs is encouraged.)
            (1)   Flexible Lot Development, Section 8.7.3, are not permitted; and,
            (2)   Residential is limited to no more than one per .
         c.    , less than the minimum size required in ADC-3 and recorded prior to January 1, 2005 may be developed in with all other standards specified in Section 5.6.8.C.1., 2, and 3.
         d.   Individual of less than five may be separately owned provided each such is part of a and covenants provided in this subsection that encompasses at least five . The shall be a for notification purposes to the covenants.
         e.   Non-   located within ADC-3 may be included within a single or for the purpose of determining employee limits, ratios and other performance standards provided there are recorded covenants requiring with the approved or in the form approved by the PDSD . As provided in Section 5.6.10, non-   that do not meet the above standards may be considered in accordance with Section 3.4.3, Zoning Examiner Special Exception Procedure.
(Am. Ord. 11978, 12/20/2022)
5.6.9.   NOISE CONTROL DISTRICT FOR DMAFB ENVIRONS
   A.    - 65-70
      1.   Performance Standards
      The following performance standards apply in the :
         a.   The following uses shall be sound attenuated, to reduce the interior noise level by 25 decibels, to 40-45 , in accordance with the Technical Standards Manual:
            (1)    -built residential uses;
            (2)   Places of ; and,
            (3)   Administrative and Professional Offices.
         b.   A manufactured housing unit is not considered equivalent to a single- dwelling within the boundaries of , unless located on a property zoned MH-1 or MH-2 or unless it can be demonstrated that the unit provides sound attenuation to reduce the interior noise level by 25 decibels in accordance with the Technical Standards Manual.
      2.   Prohibited Uses
      The following are not permitted within the :
         a.   Civic Use Group
            (1)   Civil Assembly - Outdoor; and,
            (2)   Educational Use - Elementary and Secondary.
         b.    Commercial Use
            (1)   Day Care;
            (2)   Entertainment - Outdoor; and,
            (3)   Medical Services - Major and Extended Care.
         c.   Residential Use Group (all uses in the group except as provided below)
      3.   Exceptions
      Single- dwellings are permitted in the only if the property is zoned IR, RH, SR, RX-1, RX-2, R-1, R-2, R-3, MH-1 and MH-2 and such was in place prior to January 1, 2005.
   B.    - 70+
      1.   Performance Standards
      The following performance standards apply in the :
         a.   The following uses shall be provided with sound attenuation to reduce the interior noise level by 25 decibels in accordance with the Technical Standards Manual:
            (1)    -built residential uses;
            (2)   Places of ; and,
            (3)   Administrative and Professional Offices.
      2.   A manufactured housing unit is not considered equivalent to a single- dwelling within the boundaries of , unless located on a property zoned MH-1 or MH-2 or unless it can be demonstrated that the unit provides sound attenuation to reduce the interior noise level by 25 decibels in accordance with the Technical Standards Manual.
      3.   Prohibited Uses
      The following uses are not permitted in the :
         a.   Civic Uses Group
            (1)   Cemetery;
            (2)   Civic Assembly - Outdoor;
            (3)   Cultural Use;
            (4)   Educational Use; and,
            (5)   Religious.
         b.   Commercial Use
            (1)   Day Care;
            (2)   Entertainment - Indoor and Outdoor; and,
            (3)   Medical Services - Major and Extended Care.
         c.   Residential Use Group (all uses in the group except as provided in Section 5.6.9.B.4 below).
      4.   Exceptions
      Single- dwellings are permitted in the only if the property is zoned IR, RH, SR, RX-1, RX-2, R-1, R-2, R-3, MH-1 or MH-2 and such was in place prior to January 1, 2005.
5.6.10.   SPECIAL EXCEPTION
   A.    proposing to exceed the limits of the Performance Standards established in Sections 5.6.8.A, B. and C, are processed in accordance with Section 3.4.3, Zoning Examiner Special Exception Procedure. These applications are analyzed for: 1)   with base operations, 2) proximity to the end of the runway, 3) location in relationship to major flight tracks, and 4) compliance with the intent of the DM Joint Study.
   B.   In addition to the notice required for Special Exception applications, the Davis-Monthan Air Force Base shall be notified of all such applications within the boundaries of the DMAFB Environs.
5.6.11.    FOR TIA AND DMAFB ENVIRONS
   No , use of land, or tree may exceed the height limitations by the within the Environs (AEZ). Refer to official maps established. Certain uses are prohibited from these districts as noted below and as determined by the Federal Aviation Administration (FAA).
   A.   The are identified on the Environs (AEZ) Maps and are established as follows:
      1.   Tucson International
      The height limits around Tucson International are based on distances away from the established ends of runways. The mean sea level (MSL) elevations of the established ends of runways are as follows:
         a.   NE end of runway 21 is 2,567 feet MSL;
         b.   SW end of runway 3 is 2,561 feet MSL;
         c.   NW end of runway 11L is 2,575 feet MSL;
         d.   SE end of runway 29R is 2,641 feet MSL;
         e.   NW end of runway 11R is 2,583 feet MSL; and,
         f.   SE end of runway 29L is 2,660 feet MSL.
      2.   Davis-Monthan Air Force Base
      The height limits around Davis-Monthan Air Force Base are based on distances away from the established ends of runways and also on a conical or inclined surface extending outward and upward from the established runway elevation at a ratio of 60:1. The established ends of runway MSL elevations are as follows:
         a.   NW end of the NW/SE runway is 2,590 MSL; and,
         b.   SE end of the NW/SE runway is 2,705 MSL.
   B.   Height Measurement
   The height of a , , or tree is measured from the MSL elevation at the end of the runway to a point specified in Section 6.4.4, Height, or to the highest point of a tree. (See Figure 5.6-A.)
Figure 5.6-A: Height Measurement in
   C.   Conflicts in Heights
   Where two or more height restrictions are placed on a , the more restrictive height limit prevails. Section 6.4.4.C, Exceptions to Height, do not apply in the AEZ.
   D.   Prohibited Uses
    as defined in Section 11.4.2 are prohibited within the boundaries of the .
   E.   Variances
   Variances from the provisions of Section 5.6.11 are allowed as set forth in accordance with A.R.S. Title 28.
Figure 5.6-B: AEZ Base Map 1
Figure 5.6-C: AEZ Base Map 2
5.7.   ENVIRONMENTAL RESOURCE (ERZ)
5.7.1.   PURPOSE
   These standards are intended to recognize the value of Tucson’s resources, particularly the critical and sensitive wildlife habitat of eastern Pima County associated with public monuments, forests, and preserves. These standards relate to areas associated with Tucson’s public lands and preserves, including Saguaro National Park, Coronado National Forest, and Tucson Mountain Park. It is the intent of these standards to protect valuable habitat resources to the greatest extent possible. , with these public resources, is allowed. This overlay specifically serves to:
   A.   Recognize the social, economic, environmental, biologic, and cultural importance of Saguaro National Park and Tucson Mountain Park to the City of Tucson;
   B.   Buffer Saguaro National Park and Tucson Mountain Park from the impacts of new by allowing that is with preservation of critical wildlife habitat and the Park environs;
   C.   Conserve certain designated washes that extend from the Parks as areas of natural and scenic resources and provide valuable wildlife habitat;
   D.   Complement the City of Tucson Interim Watercourse Improvement Policy that provides for flood control,   , and groundwater recharge through the preservation of designated washes in natural and undisturbed states; and,
   E.   Assist in implementing the policies that call for the preservation of Tucson’s significant natural areas along designated watercourses where identified in adopted area and neighborhood plans.
5.7.2.   APPLICABILITY
   A.   Areas Mapped
    that may contain are shown on a series of maps approved by the Mayor and Council called the Environmental Resource Overlay Maps (ERZ Maps). The ERZ Maps include all along the subject washes that may contain habitat, including those that are not vacant. These maps are based on the Critical and Sensitive Wildlife Habitat Map that the Mayor and Council adopted by Resolution #15149.
   B.   
    is associated with along the following washes and their tributaries as shown on the ERZ Maps: 1) Agua Caliente; 2) Ajo; 3) Anklam; 4) Camino de Oeste; 5) Coronado ; 6) Cuprite; 7) Enchanted Hills; 8) Escalante; 9) Este; 10) Fagan; 11) Flato; 12) Franco; 13) Greasewood; 14) Julian; 15) North Fork ; 16) Petty Ranch; 17) Race Track; 18) Reyes; 19) Rincon Creek; 20) San Juan; 21) Silvercroft; 22) South Fork ; 23) Summit; 24) Tanque Verde Creek; 25) Thomas Sousa; 26) portions of the West Branch of the Santa Cruz; and 27) West Speedway (Painted Hills).
   C.   New
   New that occurs on or proposed that include property designated as an ERZ wash are reviewed for compliance with these standards in accordance with Section 3.3.3, PDSD Approval Procedure.
   D.   Designation, Amendment and Change of Boundaries for ERZ Washes
   Designations of new areas subject to this section and changes to existing designations are processed in accordance with Section 3.5, Rezoning (Change of Zoning) Procedure. For designation of new area within the , the proposed designation shall be reviewed by the Stormwater Advisory Committee (SAC) and Stormwater Technical Advisory Committee (STAC) prior to the public hearing before the Zoning Examiner. The recommendations of the SAC and STAC are forwarded to the Zoning Examiner prior to the public hearing.
   E.   Approved
   Where a recorded shown on the ERZ Maps is resubdivided, it shall comply with these standards.
   F.   Annexation
   As annexation occurs, additional or extensions of may be added to the ERZ Maps.
   G.   Exceptions
   The ERZ standards do not apply to the following:
      1.   Any single- residence or other existing as of July 3, 1990, or any expansion of up to 25% of either an existing residence or other ;
      2.   Any or to be developed with one single- residence where all and the residence and any are located outside of the ;
      3.   Any that was recorded prior to August 3, 1990, as long as:
         a.   Substantial construction occurred within five years of August 3, 1990; and,
         b.   Construction occurs in accordance with the approved .
      4.   Where these standards affect a that is also subject to the Hillside Development (HDZ) standards, these standards do not apply as long as there is no encroachment into the 100-year floodplain.
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