FieldProspects

Washington County, Mississippi

Washington County, Mississippi has 6 power projects in the FieldProspects database: 1 operating plant totaling 781.4 MW and 5 planned projects totaling 1.4 GW. No data center record lists the county. Natural Gas leads with 1.6 GW across 3 projects.

Data as of Grid region: Midcontinent ISO (MISO)Refreshed monthly
6
power projects, planned and operating
1.4GW
planned generation, 5 projects
781.4MW
operating generation, 1 natural gas project
1
planned project past its listed in-service date
Map

Washington County and its neighbors

Counties shaded by data center MW on record, planned to operating. 2 of its 5 neighboring counties have pages of their own. The rest are in the member database.

Bolivar no data centers Humphreys Sharkey Sunflower no data centers Issaquena Washington 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
1.8times

more planned than operating generation in Washington County. 5 projects in the queue would add 1.4 GW to the 781.4 MW operating today, and one of them is past its listed in-service date.

Operating generation781.4 MW
Planned generation1.4 GW

Technology mix

6 projects, 2.2 GW planned and operating

Natural Gas1.6 GW3 projects, 74%
Solar400 MW2 projects, 18%
Battery Storage170 MW1 project, 8%
Which companies own these 6 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

1 plant operate inside Washington County, 781.4 MW of natural gas. The queue adds 1.4 GW across 5 projects, and one of them is past its listed in-service date.

Figure 1

Operating and planned generation by technology

MW in Washington County

OperatingPlanned
Natural GasOperating 781.4 MW 1 project
Natural GasPlanned 818.7 MW 2 projects
SolarPlanned 400 MW 2 projects
Battery StoragePlanned 170 MW 1 project
View as table
TechnologyStatusProjectsMW
Natural GasOperating1781.4
Natural GasPlanned2818.7
SolarPlanned2400
Battery StoragePlanned1170
Operating: 781.4 MW. Planned: 1.4 GW. If every planned project is built, county generation would reach 2.2 GW.
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026.
Figure 2

Planned generation by listed in-service year

MW. Years before 2026 are past due.

Past dueDue 2026 or later
02505007501k Snapshot year 200 2024 2025 200 2026 2027 819 2028 2029 170 2030
View as table
YearPlanned projectsMW
20241200
202500
20261200
202700
20282818.7
202900
20301170
1 project, 200 MW, was due before 2026

Washington County against its neighbors

None of the 2 neighboring counties with a page lists a data center record. Sunflower County has the most operating generation among them, 199 MW.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Washington County this page 0
0
781
1,389 0x
Sunflower County 0
0
199
1,006 0x
Bolivar County 0
0
0
360 no operating MW

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.

3 counties shown

What changed since June 4, 2026

1 project in Washington 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
0
cancelled, dropped or went inactive, 0 MW
1
slipped its in-service date, 170 MW

Every change in Washington County

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

Members only
County: Washington County, MSSince 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 Washington County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 6 records. Filter, sort and export to Excel.

Members only
County: Washington County, MSStatus: all except cancelledSort: MW, largest first 6 records
Project or campusDeveloperStatusMWYearContacts
6 records and 2.2 GW behind this preview

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