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Arizona Data Center Permits Tracker

Arizona has 68 data center and substation permits on record, 6,350 MW of generation and storage requested in the interconnection queue and 13,462 MW of generation planned within 36 months. Every row below links to its primary source.

Last checked Sep 18, 2026

68
Data center & substation permits
of 108 total utility-scale permits tracked here
6,350MW
In the interconnection queue
8 active generation and storage positions
13,462MW
Planned generation
67 EIA-860M generators due within 36 months
#2
of 51 states with anything on record
Ranked by data center & substation permit count

Where the activity is

Ranked by row count. Counts are never mixed with the MW figures above.

Permit categories

Data center 37
Site plan or rezoning 37
Substation 31
Solar 2
Battery 1

Top counties · queue, substation & state air rows

Maricopa 4
La Paz 3
Yuma 3

Permits in Arizona

108 building and land-use permits tracked in Arizona.

DateCategoryAddressApplicantSource
Sep 17, 2026 Site plan or rezoning City of Buckeye AZ self service (EnerGov)
Sep 10, 2026 Data center City of Goodyear AZ Citizen Access records
Sep 10, 2026 Data center City of Goodyear AZ Citizen Access records
Sep 8, 2026 Site plan or rezoning 3740 S Signal Butte RdCity of Mesa AZ pre-submittal cases
Sep 2, 2026 Data center 7232 E ELLIOT RDCity of Mesa building permits Climatec
Aug 31, 2026 Substation 922 N 2ND STCity of Phoenix AZ plan review TO BE BID
Aug 28, 2026 Substation 922 N 2ND STCity of Phoenix AZ planning and development permits
Aug 4, 2026 Site plan or rezoning City of Buckeye AZ self service (EnerGov)
Aug 3, 2026 Substation 7232 E ELLIOT RDCity of Mesa building permits JE Dunn
Jul 31, 2026 Substation 922 N 2ND STCity of Phoenix AZ planning and development permits POWER CONTRACTING LLC
Jul 31, 2026 Site plan or rezoning 45020 S OLD US HIGHWAY 80 GILA BENDMaricopa County AZ planning and zoning cases Courtney Van Winkle
Jul 31, 2026 Site plan or rezoning 47530 S US HIGHWAY 80 GILA BENDMaricopa County AZ planning and zoning cases Courtney Van Winkle
Jul 29, 2026 Substation City of Goodyear AZ Citizen Access records
Jul 29, 2026 Substation City of Goodyear AZ Citizen Access records
Jul 21, 2026 Data center City of Chandler AZ Citizen Access records
Jul 21, 2026 Data center City of Chandler AZ Citizen Access records
Jul 21, 2026 Data center City of Chandler AZ Citizen Access records
Jul 21, 2026 Data center City of Chandler AZ Citizen Access records
Jul 16, 2026 Site plan or rezoning 39029 W NARRAMORE RD TONOPAHMaricopa County AZ planning and zoning cases Ashley Holland
Jul 13, 2026 Site plan or rezoning 4038 E Virginia StCity of Mesa AZ planning and zoning cases
Jul 13, 2026 Site plan or rezoning 3904 S Ellsworth RdCity of Mesa AZ planning and zoning cases
Jul 6, 2026 Site plan or rezoning City of Chandler AZ Citizen Access records
Jul 6, 2026 Site plan or rezoning 5131 S Hawes RdCity of Mesa AZ planning and zoning cases
Jul 6, 2026 Site plan or rezoning 3203 S Hawes RdCity of Mesa AZ planning and zoning cases
Jul 6, 2026 Site plan or rezoning 7154 S Ellsworth RdCity of Mesa AZ planning and zoning cases
Jul 2, 2026 Substation 902 N 2ND STCity of Phoenix AZ planning and development permits POWER CONTRACTING LLC
Jun 26, 2026 Substation City of Goodyear AZ Citizen Access records
Jun 16, 2026 Data center 2500 W UNION HILLS DRCity of Phoenix AZ planning and development permits ALIGNED ENERGY DATA CENTER I-647
Jun 15, 2026 Substation 5088 W INNOVATION CIRCity of Phoenix AZ planning and development permits FLEMING WEST LLC
Jun 12, 2026 Site plan or rezoning Maricopa County AZ planning and zoning cases Michelle Santoro
Jun 12, 2026 Site plan or rezoning 2545 N WINTERSBURG DR TONOPAHMaricopa County AZ planning and zoning cases Michelle Santoro
Jun 9, 2026 Data center 1500 N 40TH STCity of Phoenix AZ planning and development permits
Jun 8, 2026 Site plan or rezoning City of Buckeye AZ self service (EnerGov)
Jun 5, 2026 Substation 1109 E CAMPBELL AVECity of Phoenix AZ planning and development permits SIEMENS INDUSTRY INC
May 29, 2026 Substation 4801 E THISTLE LANDING DRCity of Phoenix AZ planning and development permits
May 18, 2026 Site plan or rezoning City of Buckeye AZ self service (EnerGov)
May 15, 2026 Site plan or rezoning 54751 S PAINTED ROCK DAM RD GILA BENDMaricopa County AZ planning and zoning cases Peter Furlow
May 15, 2026 Site plan or rezoning 54751 S PAINTED ROCK DAM RD GILA BENDMaricopa County AZ planning and zoning cases Peter Furlow
May 14, 2026 Substation 4250 W DOVE VALLEY RDCity of Phoenix AZ planning and development permits POWER CONTRACTING LLC
May 7, 2026 Substation 902 N 2ND STCity of Phoenix AZ planning and development permits TO BE BID
May 4, 2026 Substation 32200 N 43RD AVECity of Phoenix AZ planning and development permits TO BE BID
Apr 30, 2026 Data center 2500 W UNION HILLS DRCity of Phoenix AZ planning and development permits ALIGNED ENERGY DATA CENTER I-647
Apr 29, 2026 Data center 2500 W UNION HILLS DRCity of Phoenix AZ planning and development permits ALIGNED ENERGY DATA CENTER I-647
Apr 24, 2026 Data center 3719 E LA SALLE STCity of Phoenix AZ planning and development permits BUD GRIFFIN CUSTOMER SUPPORT-ARIZONA LLC
Apr 22, 2026 Data center 4802 E VAN BUREN STCity of Phoenix AZ plan review AFP I-0824
Apr 22, 2026 Battery 5345 E HERRERA DRCity of Phoenix AZ planning and development permits VERIFIED ROOFING GROUP LLC
Apr 21, 2026 Site plan or rezoning Maricopa County AZ planning and zoning cases Lyle Begiebing
Apr 20, 2026 Site plan or rezoning City of Buckeye AZ self service (EnerGov)
Apr 10, 2026 Data center 2500 W UNION HILLS DRCity of Phoenix AZ plan review ALIGNED ENERGY DATA CENTER I-647
Apr 10, 2026 Data center 2500 W UNION HILLS DRCity of Phoenix AZ plan review ALIGNED ENERGY DATA CENTER I-647
Apr 8, 2026 Data center 720 N 40TH STCity of Phoenix AZ plan review HOLDER CONSTRUCTION COMPANY
Apr 7, 2026 Substation 3939 W CAREFREE HWYCity of Phoenix AZ planning and development permits POWER CONTRACTING LLC
Mar 27, 2026 Data center 720 N 40TH STCity of Phoenix AZ plan review TO BE BID
Mar 26, 2026 Data center 3225 E ELWOOD STCity of Phoenix AZ planning and development permits DEREK ENGINEERING INC
Mar 26, 2026 Site plan or rezoning City of Buckeye AZ self service (EnerGov)
Mar 17, 2026 Data center 1200 N 40TH STCity of Phoenix AZ planning and development permits ABOVE ALL SIGNS LLC
Mar 17, 2026 Data center 1200 N 40TH STCity of Phoenix AZ planning and development permits ABOVE ALL SIGNS LLC
Mar 17, 2026 Substation City of Chandler AZ Citizen Access records
Mar 12, 2026 Site plan or rezoning 9903 E Elliot RdCity of Mesa AZ planning and zoning cases
Mar 11, 2026 Data center 5100 E ROOSEVELT STCity of Phoenix AZ planning and development permits CLUNE CONSTRUCTION COMPANY LP
Mar 11, 2026 Site plan or rezoning 10256 E Elliot RdCity of Mesa AZ planning and zoning cases
Mar 10, 2026 Data center 5100 E ROOSEVELT STCity of Phoenix AZ planning and development permits CLUNE CONSTRUCTION COMPANY LP
Mar 6, 2026 Substation 902 N 2ND STCity of Phoenix AZ plan review TO BE BID
Mar 6, 2026 Substation 902 N 2ND STCity of Phoenix AZ plan review TO BE BID
Mar 5, 2026 Substation 32200 N 43RD AVECity of Phoenix AZ plan review TO BE BID
Mar 4, 2026 Data center 2500 W UNION HILLS DRCity of Phoenix AZ plan review ALIGNED ENERGY DATA CENTER I-647
Mar 2, 2026 Substation 3939 W CAREFREE HWYCity of Phoenix AZ plan review TO BE BID
Feb 27, 2026 Data center 3719 E LA SALLE STCity of Phoenix AZ plan review TO BE BID
Feb 26, 2026 Substation City of Goodyear AZ Citizen Access records
Feb 24, 2026 Substation 32300 N 51ST AVECity of Phoenix AZ planning and development permits POWER CONTRACTING LLC
Feb 19, 2026 Site plan or rezoning 9560 E Pecos RdCity of Mesa AZ planning and zoning cases
Feb 12, 2026 Data center 1200 N 40TH STCity of Phoenix AZ plan review ABOVE ALL SIGNS LLC
Feb 12, 2026 Solar 24400 N 19TH AVECity of Phoenix AZ plan review TO BE BID
Feb 11, 2026 Site plan or rezoning 10256 E Elliot RdCity of Mesa AZ design review cases
Feb 9, 2026 Site plan or rezoning 5459 N 419TH AVE TONOPAHMaricopa County AZ planning and zoning cases WENDY RIDDELL
Jan 28, 2026 Substation 4250 W DOVE VALLEY RDCity of Phoenix AZ planning and development permits POWER CONTRACTING LLC
Jan 28, 2026 Solar 5125 E MADISON STCity of Phoenix AZ plan review INTEPLAST AMTOPP I-615
Jan 26, 2026 Data center 775 S 6TH AVECity of Phoenix AZ plan review TO BE BID
Jan 23, 2026 Substation 4250 W DOVE VALLEY RDCity of Phoenix AZ plan review TO BE BID
Jan 21, 2026 Data center 3719 E LA SALLE STCity of Phoenix AZ planning and development permits BUD GRIFFIN CUSTOMER SUPPORT-ARIZONA LLC
Jan 20, 2026 Substation 32300 N 51ST AVECity of Phoenix AZ plan review TO BE BID
Jan 15, 2026 Site plan or rezoning 37625 W ELLIOT RD ARLINGTONMaricopa County AZ planning and zoning cases D'Armond Chee
Jan 14, 2026 Substation 4250 W DOVE VALLEY RDCity of Phoenix AZ planning and development permits POWER CONTRACTING LLC
Jan 14, 2026 Substation 4250 W DOVE VALLEY RDCity of Phoenix AZ planning and development permits POWER CONTRACTING LLC
Jan 8, 2026 Site plan or rezoning 4120 S Ellsworth RdCity of Mesa AZ planning and zoning cases
Jan 7, 2026 Data center 4801 E THISTLE LANDING DRCity of Phoenix AZ planning and development permits RICOR INC
Jan 6, 2026 Site plan or rezoning 9903 E Elliot RdCity of Mesa AZ planning and zoning cases
Jan 5, 2026 Substation 902 N 2ND STCity of Phoenix AZ plan review TO BE BID
Dec 29, 2025 Substation 4250 W DOVE VALLEY RDCity of Phoenix AZ plan review TO BE BID
Dec 22, 2025 Data center City of Chandler AZ Citizen Access records
Dec 19, 2025 Site plan or rezoning SWC MILLER RD & SOUTHERN AVECity of Buckeye AZ self service (EnerGov)
Dec 12, 2025 Data center 775 S 6TH AVECity of Phoenix AZ plan review
Dec 9, 2025 Data center 3225 E ELWOOD STCity of Phoenix AZ planning and development permits MODERN PAVING
Dec 8, 2025 Site plan or rezoning 28702 W PATTERSON RD BUCKEYE AZ 85326City of Buckeye AZ self service (EnerGov)
Dec 2, 2025 Site plan or rezoning 9832 E Pecos RdCity of Mesa AZ planning and zoning cases
Dec 2, 2025 Site plan or rezoning 10256 E Elliot RdCity of Mesa AZ planning and zoning cases
Dec 2, 2025 Site plan or rezoning east side S Signal Butte Rd btwn E Pecos Rd & E Germann RdCity of Mesa AZ planning and zoning cases
Nov 19, 2025 Data center 4801 E THISTLE LANDING DRCity of Phoenix AZ plan review TO BE BID
Nov 13, 2025 Site plan or rezoning 7232 E Eliot RdCity of Mesa AZ design review cases
Nov 11, 2025 Substation 4250 W DOVE VALLEY RDCity of Phoenix AZ plan review TO BE BID

Showing the 100 most recent of 108.

Interconnection queue in Arizona

6,350 MW requested across 8 active generation and storage positions. Withdrawn and in-service rows are left out, matching the national page.

ISOProjectFuelMWStatusSource
CAISO ATLAS COMPLEXLa Paz County Solar plus storage 3,200 MW Active
CAISO BOUSE SOLAR AND STORAGE PLANTLa Paz County Solar plus storage 1,000 MW Active
CAISO HOODINIYuma County Solar plus storage 450 MW Active
CAISO HARQUAHALA FLATS 2Maricopa County Solar plus storage 400 MW Active
CAISO DATELAND ENERGY COMPLEXYuma County Solar plus storage 350 MW Active
CAISO SOCORRO PEAK SOLARLa Paz County Solar plus storage 350 MW Active
CAISO HARQUAHALA SUNRISEMaricopa County Solar plus storage 300 MW Active
CAISO REMYYuma County Solar plus storage 300 MW Active

Planned generation in Arizona

13,462 MW across 67 EIA-860M generators scheduled to enter service within 36 months.

PlantTechnologyMWPlannedStatusSource
Maricopa SolarMaricopa County Batteries 550 MW Sep 2026 Under construction, less than or equal to 50 percent complete
Snowflake A Solar and BESSNavajo County Solar Photovoltaic 475 MW Aug 2027 Regulatory approvals pending. Not under construction
Snowflake A Solar and BESSNavajo County Batteries 475 MW Aug 2027 Regulatory approvals pending. Not under construction
Red Antelope Solar & Energy Storage FarmCoconino County Solar Photovoltaic 400 MW May 2028 Planned for installation, but regulatory approvals not initiated
Eagle Eye Solar and StorageLa Paz County Solar Photovoltaic 400 MW May 2028 Regulatory approvals pending. Not under construction
Eagle Eye Solar and StorageLa Paz County Batteries 400 MW May 2028 Regulatory approvals pending. Not under construction
CO Bar Solar and BESSCoconino County Batteries 400 MW Dec 2027 Planned for installation, but regulatory approvals not initiated
CO Bar Solar and BESSCoconino County Solar Photovoltaic 400 MW Dec 2027 Planned for installation, but regulatory approvals not initiated
Valley Farms Energy CenterPinal County Batteries 400 MW Dec 2027 Under construction, less than or equal to 50 percent complete
CO Bar D Solar and BESSCoconino County Batteries 394 MW May 2028 Planned for installation, but regulatory approvals not initiated
CO Bar D Solar and BESSCoconino County Solar Photovoltaic 394 MW May 2028 Planned for installation, but regulatory approvals not initiated
Elisabeth SolarYuma County Solar Photovoltaic 350 MW Sep 2028 Regulatory approvals pending. Not under construction
AtlasLa Paz County Solar Photovoltaic 300 MW Aug 2026 Under construction, more than 50 percent complete
Red Antelope Solar & Energy Storage FarmCoconino County Batteries 300 MW May 2028 Planned for installation, but regulatory approvals not initiated
Desert Sand BESSMaricopa County Batteries 300 MW Dec 2028 Regulatory approvals pending. Not under construction
Desert Sand BESSMaricopa County Solar Photovoltaic 300 MW Dec 2028 Regulatory approvals pending. Not under construction
THREE SISTERS Solar Generation and BESSPinal County Batteries 300 MW Apr 2029 Regulatory approvals pending. Not under construction
THREE SISTERS Solar Generation and BESSPinal County Solar Photovoltaic 300 MW Apr 2029 Regulatory approvals pending. Not under construction
Pioneer Clean Energy CenterYuma County Solar Photovoltaic 300 MW Apr 2027 Under construction, less than or equal to 50 percent complete
Pioneer Clean Energy CenterYuma County Batteries 300 MW Apr 2027 Under construction, less than or equal to 50 percent complete
ATLAS SOLAR IVLa Paz County Solar Photovoltaic 300 MW Mar 2027 Under construction, more than 50 percent complete
Hashknife Energy Center LLCNavajo County Solar Photovoltaic 275 MW Sep 2026 Under construction, more than 50 percent complete
Hashknife Energy Center LLCNavajo County Batteries 275 MW Sep 2026 Under construction, more than 50 percent complete
Sawtooth SolarPinal County Batteries 250 MW Jun 2028 Regulatory approvals pending. Not under construction
Sawtooth SolarPinal County Solar Photovoltaic 250 MW Jun 2028 Regulatory approvals pending. Not under construction
ATLAS Solar X, LLCLa Paz County Solar Photovoltaic 225 MW Dec 2027 Planned for installation, but regulatory approvals not initiated
Romero Energy CenterMaricopa County Batteries 225 MW Jun 2027 Under construction, less than or equal to 50 percent complete
Romero Energy Center II, LLCMaricopa County Batteries 225 MW Jun 2028 Under construction, less than or equal to 50 percent complete
Atlas VIIILa Paz County Batteries 210 MW Sep 2026 Under construction, more than 50 percent complete
CO Bar C Solar and BESSCoconino County Batteries 206 MW Aug 2027 Planned for installation, but regulatory approvals not initiated
CO Bar C Solar and BESSCoconino County Solar Photovoltaic 206 MW Aug 2027 Planned for installation, but regulatory approvals not initiated
ATLAS Solar XI, LLCLa Paz County Solar Photovoltaic 200 MW Dec 2027 Planned for installation, but regulatory approvals not initiated
Hashknife Energy Center II LLCNavajo County Solar Photovoltaic 200 MW Mar 2027 Under construction, more than 50 percent complete
Hashknife Energy Center II LLCNavajo County Batteries 200 MW Mar 2027 Under construction, more than 50 percent complete
Atlas VIIILa Paz County Batteries 172 MW Nov 2026 Under construction, more than 50 percent complete
Ironwood SolarYuma County Solar Photovoltaic 168 MW Nov 2026 Construction complete, but not yet in commercial operation
Centennial FlatsLa Paz County Solar Photovoltaic 167 MW Sep 2026 Under construction, less than or equal to 50 percent complete
AgaveMaricopa County Batteries 150 MW Sep 2026 Construction complete, but not yet in commercial operation
Desert BloomMaricopa County Batteries 150 MW Aug 2026 Construction complete, but not yet in commercial operation
Atlas BESS IV LLCLa Paz County Batteries 150 MW Mar 2027 Under construction, more than 50 percent complete
Selma Energy CenterPinal County Batteries 150 MW Dec 2027 Under construction, less than or equal to 50 percent complete
Selma Energy CenterPinal County Solar Photovoltaic 125 MW Dec 2027 Under construction, less than or equal to 50 percent complete
ATLAS Solar VI, LLCLa Paz County Solar Photovoltaic 100 MW Aug 2026 Under construction, less than or equal to 50 percent complete
Kitt SolarPinal County Batteries 100 MW Dec 2026 Under construction, more than 50 percent complete
Kitt SolarPinal County Solar Photovoltaic 100 MW Dec 2026 Under construction, more than 50 percent complete
ATLAS IILa Paz County Solar Photovoltaic 100 MW Nov 2026 Under construction, more than 50 percent complete
White Tank Energy StorageMaricopa County Batteries 100 MW Mar 2027 Under construction, less than or equal to 50 percent complete
Centennial FlatsLa Paz County Batteries 89 MW Sep 2026 Under construction, less than or equal to 50 percent complete
Mohave Energy ParkMohave County Natural Gas Fired Combustion Turbine 60 MW Dec 2027 Regulatory approvals pending. Not under construction
Mohave Energy ParkMohave County Natural Gas Fired Combustion Turbine 60 MW Dec 2027 Regulatory approvals pending. Not under construction
Mohave Energy ParkMohave County Natural Gas Fired Combustion Turbine 60 MW Dec 2027 Regulatory approvals pending. Not under construction
Mohave Energy ParkMohave County Natural Gas Fired Combustion Turbine 60 MW Dec 2027 Regulatory approvals pending. Not under construction
Coolidge Generation StationPinal County Natural Gas Fired Combustion Turbine 50 MW Jul 2027 Under construction, less than or equal to 50 percent complete
Coolidge Generation StationPinal County Natural Gas Fired Combustion Turbine 50 MW Jul 2027 Under construction, less than or equal to 50 percent complete
Coolidge Generation StationPinal County Natural Gas Fired Combustion Turbine 50 MW Jul 2027 Under construction, less than or equal to 50 percent complete
Coolidge Generation StationPinal County Natural Gas Fired Combustion Turbine 50 MW Jul 2027 Under construction, less than or equal to 50 percent complete
Coolidge Generation StationPinal County Natural Gas Fired Combustion Turbine 50 MW Jul 2027 Under construction, less than or equal to 50 percent complete
Coolidge Generation StationPinal County Natural Gas Fired Combustion Turbine 50 MW Jul 2027 Under construction, less than or equal to 50 percent complete
Red HawkMaricopa County Natural Gas Fired Combustion Turbine 49 MW Oct 2027 Under construction, less than or equal to 50 percent complete
Red HawkMaricopa County Natural Gas Fired Combustion Turbine 49 MW Oct 2027 Under construction, less than or equal to 50 percent complete
Red HawkMaricopa County Natural Gas Fired Combustion Turbine 49 MW Oct 2027 Under construction, less than or equal to 50 percent complete
Red HawkMaricopa County Natural Gas Fired Combustion Turbine 49 MW Oct 2027 Under construction, less than or equal to 50 percent complete
Red HawkMaricopa County Natural Gas Fired Combustion Turbine 49 MW Oct 2027 Under construction, less than or equal to 50 percent complete
Red HawkMaricopa County Natural Gas Fired Combustion Turbine 49 MW Oct 2027 Under construction, less than or equal to 50 percent complete
Red HawkMaricopa County Natural Gas Fired Combustion Turbine 49 MW Oct 2027 Under construction, less than or equal to 50 percent complete
Red HawkMaricopa County Natural Gas Fired Combustion Turbine 49 MW Oct 2027 Under construction, less than or equal to 50 percent complete
Sierra SolarMohave County Solar Photovoltaic 25 MW Jun 2027 Regulatory approvals received. Not under construction

Other filings in Arizona

Substations and switchyards (1)

NameUtilityVoltageStatusSource
ALIGNED DATA CENTER PHX06 / SRP SUBSTATIONMaricopa County SRP Awaiting Client Reply

State air permits (1)

FacilityAgencyGeneratorsStatusSource
EdgeConneX PHX11Maricopa County Maricopa County Air Quality Department Public Notice, comment period 08/19/2026 to 09/18/2026

Where Arizona stands

Across the whole tracker, 533 data center and substation permits are on record in 51 states and DC. Arizona accounts for 68 of them, ranking #2 by that count. Ranking measures documented permit activity, not the size of the eventual buildout.