Hardin County, Ohio — Interconnection Projects

The interXdata warehouse tracks 43 interconnection projects in Hardin, Ohio, representing 3,813 MW of requested capacity.

43Total projects
4Active
14Operational
22Withdrawn
3,813 MWRequested capacity

Technology mix

TechnologyProjectsRequested capacity
Solar261,822 MW
Wind121,597 MW
Battery4265 MW
Solar+Battery1129 MW

Projects

ProjectQueue IDTechnologyCapacityStatusLocation
Southwest Lima-Marysville 345kVT142Wind300.0 MWwithdrawnHardin, Ohio
Hardin Solar III68591_HARD3Solar250.0 MWoperationalHardin, Ohio
Marysville-Gunn Road 345 kVAG1-562Solar250.0 MWwithdrawnHardin, Ohio
East Lima-Marysville 345kVU2-072Wind249.8 MWoperationalHardin, Ohio
Hardin Switch 345 kVAD2-086Solar230.0 MWoperationalHardin, Ohio
East Lima-South Kenton 138kVU2-042Wind201.0 MWwithdrawnHardin, Ohio
Marysville-SW Lima 345kVU2-066Wind200.0 MWwithdrawnHardin, Ohio
East Lima-Marysville 345kVU2-041Wind166.4 MWwithdrawnHardin, Ohio
East Lima-South Kenton 138kVU1-060Wind151.8 MWwithdrawnHardin, Ohio
Hardin Switch 345 kVAD1-130Solar150.0 MWoperationalHardin, Ohio
Hardin Solar Energy II LLC63828_GEN1Solar150.0 MWoperationalHardin, Ohio
Hardin Solar Energy LLC63029_GEN1Solar150.0 MWoperationalHardin, Ohio
PJM Queue Project AH1-767 — Battery in Hardin, OhioAH1-767Battery140.0 MWwithdrawnHardin, Ohio
East Lima-Marysville 345kVAB2-170Solar130.0 MWoperationalHardin, Ohio
PJM Queue Project AH1-539 — Solar+Battery in Hardin, OhioAH1-539Solar+Battery129.4 MWwithdrawnHardin, Ohio
South Kenton 138 kVAH1-539 - moved to TC2Solar129.4 MWwithdrawnHardin, Ohio
W. Newton-Lynn 138kVN38Wind120.0 MWwithdrawnHardin, Ohio
West Newton-Lynn 138 kVAE1-091Solar110.0 MWsuspendedHardin, Ohio
Gunn Road 345 kVAF1-285Solar100.0 MWactiveHardin, Ohio
Dunkirk-Ada 69kVAC1-195Wind75.0 MWwithdrawnHardin, Ohio
Hog Creek Wind Project61330_WT1Wind66.0 MWoperationalHardin, Ohio
Hardin Switch 345 kVAE2-216Battery55.0 MWsuspendedHardin, Ohio
Hardin Tap 345kVAD2-091Battery50.0 MWsuspendedHardin, Ohio
Gunn Road 345kVAC2-124Solar50.0 MWwithdrawnHardin, Ohio
South Kenton 138 kVAG1-554Solar50.0 MWactiveHardin, Ohio
Ada-Dunkirk 69kVU1-059Wind48.3 MWoperationalHardin, Ohio
Gunn Road 345 kVAE2-306Solar30.0 MWactiveHardin, Ohio
East Lima-Marysville 345kVV3-028Solar20.0 MWoperationalHardin, Ohio
Hardin Switch 345 kVAE1-090Solar20.0 MWoperationalHardin, Ohio
Forest 69kVAA2-186Battery20.0 MWwithdrawnHardin, Ohio
Ada-Dunkirk 69kVW1-056Wind18.4 MWoperationalHardin, Ohio
Ohio Northern University Solar Site60913_PV1Solar2.0 MWoperationalHardin, Ohio
Ohio Northern University Solar Site60913_PV2Solar1.0 MWoperationalHardin, Ohio
South Kenton 138 kVAI2-194Solar0.0 MWwithdrawnHardin, Ohio
Gunn Road 345 kVAI2-452Solar0.0 MWwithdrawnHardin, Ohio
West Newton-Lynn 138 kVAI2-173Solar0.0 MWwithdrawnHardin, Ohio
Marysville-Gunn Road 345 kVAI2-309Solar0.0 MWwithdrawnHardin, Ohio
West Newton - Lynn 138 kVAH1-326Solar0.0 MWwithdrawnHardin, Ohio
Hardin Switch 345 kVAI2-181Solar0.0 MWwithdrawnHardin, Ohio
Hardin Switch 345 kVAH1-327 - moved to TC2Solar0.0 MWactiveHardin, Ohio
Ada-Dunkirk 69kVAI2-107Wind0.0 MWwithdrawnHardin, Ohio
Hardin Switch 345 kVAI2-149Solar0.0 MWwithdrawnHardin, Ohio
East Lima-Marysville 345kVAI2-270Solar0.0 MWwithdrawnHardin, Ohio

Top developers

Developer (canonical)ProjectsCapacity
Riverlake Energy, LLC1129 MW
RWE Solar Development, LLC1140 MW

Explore related data

Source last checked2026-07-31
Data last materially changed2026-08-27
Page data generated2026-08-27

Provenance: U.S. EIA — Form EIA-860M generator inventory (operating + planned); Lawrence Berkeley National Laboratory — Queued Up interconnection dataset; PJM — new-services interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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