Ariz. Rev. Stat. » Title 45
Arizona Revised Statutes

Ariz. Rev. Stat. § 45-411 (2026)

Initial active management areas; maps

✓ current as of May 2026
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A. Four initial active management areas are established on the effective date of this section. The four initial active management areas are:

1. The Tucson active management area which includes the upper Santa Cruz and Avra valley sub-basins.

2. The Phoenix active management area which includes the east Salt river valley, west Salt river valley, Fountain Hills, Carefree, lake Pleasant, Rainbow valley and Hassayampa sub-basins.

3. The Prescott active management area which includes the Little Chino and upper Agua Fria sub-basins.

4. The Pinal active management area which includes the Maricopa-Stanfield, Eloy, Aguirre valley, Santa Rosa valley and Vekol valley sub-basins.

B. The boundaries of the initial active management areas established under subsection A of this section are shown on the maps filed in the office of the secretary of state on the effective date of this chapter.

C. A true copy of the maps identifying the initial active management areas established under subsection A of this section shall be on file in the department and shall be available for examination by the public during regular business hours. A true copy of the map of each initial active management area established under subsection A of this section shall also be filed in the office of the county recorder of the county or counties in which the active management area is located.

Notes of Decisions
Cited in 16 cases (1 in the last 5 years), 1981–2026 · leading case: Town of Chino Valley v. City of Prescott, 638 P.2d 1324 (Ariz. 1981).
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Town of Chino Valley v. City of Prescott, 638 P.2d 1324 (Ariz. 1981). · cites it 2× “A.R.S. §§ 45-411 to -637. Active Management Areas encompass a whole groundwater basin or basins.”
In Re the Gen. Adjudication of All Rights to Use Water in the Gila River Sys. & Source, 989 P.2d 739 (Ariz. 1999). · cites it 2× “See A.R.S. § 45-411 et seq. (West 1994 & Supp.”
Davis v. Agua Sierra Resources, L.L.C., 203 P.3d 506 (Ariz. 2009). · cites it 2× “§ 45-411, Irrigation Non-Expansion Areas (“INAs”), id.”
Arizona Water Co. v. Arizona Dep't of Water Resources, 770 P.2d 370 (Ariz. Ct. App. 1988). · cites it 4× “See A.R.S. §§ 45-411 through 45-421. All 35 wells are connected to Arizona Water’s distribution system.”
Seven Springs Ranch, Inc. v. State Ex Rel. Arizona Dep't of Water Resources, 753 P.2d 161 (Ariz. Ct. App. 1987). · cites it 4× “Within eighteen months of the effective date of this section, the director shall propose boundaries for all groundwater basins and sub-basins of groundwater basins in this state not included within initial active management areas established pursuant to § 45-411. B. Within…”
Yavapai-Apache Nation v. Fabritz-Whitney, 260 P.3d 299 (Ariz. Ct. App. 2011). · cites it 2× “As part of the management scheme, the GMA requires ADWR to designate which cities and towns, located within an AMA, have an assured water supply.”
Clifton N. Cherry, Et Ux. v. Wesley E. Steiner, 716 F.2d 687 (9th Cir. 1983). “” Ariz.Rev.Stat.Ann. § 45-411(B) (West Supp.”
Davis v. Agua Sierra Resources, L.L.C., 174 P.3d 298 (Ariz. Ct. App. 2008). · cites it 2× “¶ 20 Although surface water and groundwater are subject to different regulatory regimes, none of the conveyances at issue specifies whether the reservation of “commercial water rights” was intended to encompass surface water, groundwater or both. We note, however, that the…”
Silver v. Pueblo Del Sol Water Co., 384 P.3d 814 (Ariz. Ct. App. 2016). · cites it 2× “See A.R.S. § 45-411(A) (2009) (establishing four active water management areas: Phoenix, Tucson, Prescott and parts of Pinal County), 7 .”
In Re Gen. Adjudication of All Rights to Use Water in the Gila River Sys., 173 P.3d 440 (Ariz. 2007). “The Tucson Management Area is defined in the AWSA to mean the Tucson Active Management Area, the Santa Cruz Active Management Area, and that part of the upper Santa Cruz River Basin not within either management area.”
Aikins v. Arizona Dep't of Water Resources, 743 P.2d 946 (Ariz. Ct. App. 1987). · cites it 2× “A.R.S. §§ 45-411, -412, -431, -432. The Act provides for strict control over the use of groundwater within the AMAs.”
Ctr. for Biological v. Hobbs (Ariz. Ct. App. 2026). · cites it 4× “See A.R.S. §§ 45-411, -411.03 (initial and subsequent legislatively created active management areas); A.”
Show all 16 citing cases →
— Ariz. Rev. Stat. § 45-411(A) — 5 cases
Silver v. Pueblo Del Sol Water Co., 384 P.3d 814 (Ariz. Ct. App. 2016). “See A.R.S. § 45-411(A) (2009) (establishing four active water management areas: Phoenix, Tucson, Prescott and parts of Pinal County), 7 .”
Seven Springs Ranch, Inc. v. State Ex Rel. Arizona Dep't of Water Resources, 753 P.2d 161 (Ariz. Ct. App. 1987). “Within eighteen months of the effective date of this section, the director shall propose boundaries for all groundwater basins and sub-basins of groundwater basins in this state not included within initial active management areas established pursuant to § 45-411. B. Within…”
Robin Silver v. Pueblo Del Sol Water Co, 423 P.3d 348 (Ariz. 2018).
Ctr. for Biological v. Hobbs (Ariz. Ct. App. 2026). “See A.R.S. §§ 45-411, -411.03 (initial and subsequent legislatively created active management areas); A.”
Az Water Co v. Az Dept of Water Resources (Ariz. 2004).
— Ariz. Rev. Stat. § 45-411(A)(3) — 1 case
Davis v. Agua Sierra Resources, L.L.C., 203 P.3d 506 (Ariz. 2009). “§ 45-411, Irrigation Non-Expansion Areas (“INAs”), id.”
— Ariz. Rev. Stat. § 45-411(B) — 1 case
Clifton N. Cherry, Et Ux. v. Wesley E. Steiner, 716 F.2d 687 (9th Cir. 1983). “” Ariz.Rev.Stat.Ann. § 45-411(B) (West Supp.”
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