FieldProspects

Coconino County, Arizona

Coconino County, Arizona has 1 GW of data centers on record, planned to operating, across 1 record, against 2 GW of generation operating inside the county. The queue adds 2.7 GW of planned generation across 8 projects. That is 6.1% of Arizona's data center MW.

Data as of Grid region: Arizona Public ServiceRefreshed monthly
1GW
data centers, planned to operating
1
data center records, not cancelled
6.1%
of Arizona's data center MW
2GW
operating generation, 12 projects
2.7GW
planned generation, 8 projects
1
data center developers active here
Map

Coconino County and its neighbors

Counties shaded by data center MW on record, planned to operating. 3 of its 4 neighboring counties have pages of their own. The rest are in the member database.

Mohave no data centers Coconino 1 GW Gila Navajo no data centers Yavapai no data centers
no data center MWunder 100 MW100 to 1,000 MW1,000 to 5,000 MW5,000 to 15,000 MW15,000 MW or more no page yet

Data center records planned, under construction and operating, data as of October 8, 2026.Hover a county for its numbers

Headline finding
49%

of the generation operating in the county is matched by data center MW on record: 1 GW of data centers against 2 GW of plants, with 2.7 GW more planned.

Data centers, planned to operating1 GW
Operating generation2 GW
Planned generation2.7 GW

Data centers by status

1 record, 1 GW

Planned1 GW1 record, 100%
Who owns each of the 1 records?Campus names, developers and contacts are for members.See what members get

The data center pipeline

None of the 1 record lists a year online or expected, so the pipeline is shown by developer only.

Figure 1

Who is building in Coconino

Data center developers by MW on record. Top 1 of 1.

Huntley LLC 1 GW 1 site
View as table
DeveloperSitesMW
Huntley LLC11,000
Members see all 1 developer, each campus they own here, and the people who run their site selection and energy procurement.
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026. Aggregates only. Campus names are for members.

Power generation in the county

12 plants operate inside Coconino County, 2 GW of hydro and wind. The queue adds 2.7 GW across 8 projects.

Figure 3

Operating and planned generation by technology

MW in Coconino County

OperatingPlanned
SolarPlanned 1.4 GW 4 projects
HydroOperating 1.3 GW 8 projects
Battery StoragePlanned 1.3 GW 4 projects
WindOperating 716.4 MW 4 projects
View as table
TechnologyStatusProjectsMW
SolarPlanned41,400
HydroOperating81,312
Battery StoragePlanned41,300
WindOperating4716.4
Operating: 2 GW. Planned: 2.7 GW. Even if every planned project is built, county generation would reach 4.7 GW against 1 GW of data centers.
Source: ISO queues and EIA-860M, via FieldProspects
Figure 4

Planned generation by listed in-service year

MW. Years before 2026 are past due.

Past dueDue 2026 or later
05001k1.5k 1,212 2027 1,488 2028
View as table
YearPlanned projectsMW
202741,212
202841,488
No planned project is past its listed year

Coconino County against its neighbors

None of the 3 neighboring counties with a page lists a data center record. Mohave County has the most operating generation among them, 3.3 GW.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Coconino County this page 1
1,000
2,028
2,700 0.49x
Mohave County 0
0
3,321
267 0x
Navajo County 0
0
711
1,900 0x
Yavapai County 0
0
67
0 0x

Data center MW counts records planned, under construction and operating. Generation is inside the county only. Neighbors without a page have fewer than three projects on record.

4 counties shown

What changed since June 4, 2026

1 project in Coconino County moved between the two snapshots. Counts and MW are below; the projects themselves are for members.

Open the change feed
0
added to a queue, 0 MW
0
came online, started construction or signed an interconnection agreement, 0 MW
1
cancelled, dropped or went inactive, 500 MW
0
slipped their in-service date, 0 MW

Every change in Coconino County

Project, what changed, technology, MW and the dates that moved, for all 1 change.

Members only
County: Coconino County, AZSince June 4, 2026 1 change
ProjectChangeTechnologyMWPrevious dateNew date
1 change behind this preview

Rows are hidden on public pages. Members see the project behind each change, its developer and the dates that moved.

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Every record in Coconino County

Campus or project name, developer, status, MW, year and the developer’s contacts, for all 21 records. Filter, sort and export to Excel.

Members only
County: Coconino County, AZStatus: all except cancelledSort: MW, largest first 21 records
Project or campusDeveloperStatusMWYearContacts
21 records and 5.7 GW behind this preview

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