(a) These regulations apply to all lots or parcels of land existing as of April 25, 1991, that are adjacent to the washes listed in table 1.
(b) These regulations do not apply to the following:
(1) A lot or parcel existing on April 25, 1991, to be developed with one (1) single- family residence or single-family residence accessory structure.
(2) A subdivision plat, development plan, or site plan approved prior to April 25, 1991, provided that construction occurs within five (5) years of the effective date of this article [April 24, 1991].
(c) The term "city limit line," as used in Table 1, means the city limits as existing on the effective date of an ordinance, adopted subsequent to an annexation, which specifically extends the applicability of these regulations to the newly annexed wash reaches. Notice and hearing for adoption of an ordinance establishing the applicability of these regulations to annexed areas shall be in the same manner as for adoption of an ordinance establishing original zoning boundaries for newly annexed areas.
TABLE 1
Washes Subject to the Watercourse Amenities, Safety, Habitat Regulations
Airport Wash, Santa Cruz River to city limit line
Alamo Wash, city limit line to Escalante Road
Arcadia Wash, Glenn Street to 22nd Street
Arroyo Chico, Park Avenue to Alvernon Way
Arroyo Chico, 10th Street to First Avenue
Atterbury Wash, Pantano Wash to Irvington Road
Atterbury Wash, between Irvington Road and city limit line.
Cholla Wash, West Branch Santa Cruz River to City limit line
Christmas Wash, Rillito Creek to Tucson Boulevard
Citation Wash, Arroyo Chico to Alvernon Way
Civano Wash, Pantano Wash to city limit line
Earp Wash, Julian Wash to city limit line
Este Wash, Tanque Verde Wash to Broadway Boulevard
Fahringer Wash, between Sabino Creek and Tanque Verde Road
Globeberry Wash, Silvercroft Wash to Headwaters
Hidden Hills Wash, Tanque Verde Creek to city limit line
High School Wash, Tucson Arroyo to Plumer Avenue
Julian Wash, Tucson Diversion Channel to city limit line
Kinnison Wash, Atterbury Wash to Irvington Road
Maxwell Wash, Silvercroft Wash to Anklam Road
Naylor Wash, Arroyo Chico to Columbus Boulevard
Nebraska Wash (East), Airport Wash to 12th Avenue
Pima Wash, Rillito Creek to Oracle Road
Powderhorn Wash, Anklam Road to Tumamoc Hill
Racetrack Wash, Rillito Creek to River Road
Railroad Wash, Arroyo Chico to Country Club Road
Robb Wash, Tanque Verde to about one thousand (1,000) feet east to Bonanza Avenue
Rodeo Wash, Santa Cruz River to Alvernon Way
Rolling Hills Wash, Pantano Wash to Harrison Road
Rose Hill Wash, Pantano Wash to 22nd Street
Sabino Creek, Tanque Verde Creek to city limit line
Sentinel Wash, Cedar Street to Sentinel Peak
Spanish Trail Wash, Pantano Wash to Houghton Road
Tucson Park Wash, Silvercroft Wash to Greasewood Road
Valencia Wash (East), Santa Cruz River to I-19
West Branch of Santa Cruz River, Santa Cruz River to Valencia Road
Wyoming Wash, Santa Cruz River to 17th Avenue
(Ord. No. 7579, § 1, 3-25-91; Ord. No. 7944, § 1, 3-15-93; Ord. No. 8310, § 1, 6-20-94; Ord. No. 8779, § 1, 12-2-96; Ord. No. 9427, § 1, 7-10-00; Ord. No. 9489, § 1, 11-20-00; Ord. No. 9501, § 1, 1-22-01)