FieldProspects

Sullivan County, New York

Sullivan County, New York has 33 power projects in the FieldProspects database: 30 operating plants totaling 122.8 MW and 3 planned projects totaling 305 MW. No data center record lists the county. Solar + Storage (Hybrid) leads with 300 MW across 2 projects.

Data as of Grid region: New York ISO (NYISO)Refreshed monthly
33
power projects, planned and operating
305MW
planned generation, 3 projects
122.8MW
operating generation, 30 projects
0
planned projects past their listed in-service date
Map

Sullivan County and its neighbors

Counties shaded by data center MW on record, planned to operating. 2 of its 3 neighboring counties have pages of their own. The rest are in the member database.

Orange no data centers Sullivan no data centers Ulster no data centers Delaware
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
2.5times

more planned than operating generation in Sullivan County. 3 projects in the queue would add 305 MW to the 122.8 MW operating today.

Operating generation122.8 MW
Planned generation305 MW

Technology mix

33 projects, 427.8 MW planned and operating

Solar + Storage (Hybrid)300 MW2 projects, 70%
Hydro76.6 MW11 projects, 18%
Solar51.2 MW20 projects, 12%
Which companies own these 33 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

30 plants operate inside Sullivan County, 122.8 MW of hydro and solar. The queue adds 305 MW across 3 projects.

Figure 1

Operating and planned generation by technology

MW in Sullivan County

OperatingPlanned
Solar + Storage (Hybrid)Planned 300 MW 2 projects
HydroOperating 76.6 MW 11 projects
SolarOperating 46.2 MW 19 projects
SolarPlanned 5 MW 1 project
View as table
TechnologyStatusProjectsMW
Solar + Storage (Hybrid)Planned2300
HydroOperating1176.6
SolarOperating1946.2
SolarPlanned15
Operating: 122.8 MW. Planned: 305 MW. If every planned project is built, county generation would reach 427.8 MW.
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
0100200300 5 2027 2028 2029 300 2030
View as table
YearPlanned projectsMW
202715
202800
202900
20302300
No planned project is past its listed year

Sullivan County against its neighbors

None of the 2 neighboring counties with a page lists a data center record. Orange County has the most operating generation among them, 2.8 GW.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Orange County 0
0
2,756
1,148 0x
Sullivan County this page 0
0
123
305 0x
Ulster County 0
0
89
1,144 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.

3 counties shown

What changed since June 4, 2026

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

Open the change feed
1
added to a queue, 5 MW
0
came online, started construction or signed an interconnection agreement, 0 MW
0
cancelled, dropped or went inactive, 0 MW
0
slipped their in-service date, 0 MW

Every change in Sullivan County

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

Members only
County: Sullivan County, NYSince 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 Sullivan County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 33 records. Filter, sort and export to Excel.

Members only
County: Sullivan County, NYStatus: all except cancelledSort: MW, largest first 33 records
Project or campusDeveloperStatusMWYearContacts
33 records and 427.8 MW behind this preview

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