Texas Interconnection Projects
interXdata tracks 6,817 interconnection projects in Texas representing 1,106,294 MW of requested capacity. The dominant technology by capacity is Solar. The most active counties are Harris, Brazoria, Carson.
6,817Total projects
872Active
4,693Operational
1,004Withdrawn
1,106,294 MWRequested capacity
161,474 MWActive capacity
Technology mix
| Technology | Projects | Requested capacity |
|---|---|---|
| Solar | 1,733 | 355,481 MW |
| Other | 1,795 | 276,642 MW |
| Gas | 1,793 | 228,142 MW |
| Wind | 656 | 134,868 MW |
| Battery | 777 | 98,232 MW |
| Solar+Battery | 51 | 11,412 MW |
| Wind+Battery | 5 | 864 MW |
| Coal | 2 | 465 MW |
| Oil | 3 | 146 MW |
| Hydro | 1 | 27 MW |
| Nuclear | 1 | 13 MW |
Counties
| County | Projects | Requested capacity |
|---|---|---|
| Harris | 413 | 26,974 MW |
| Brazoria | 208 | 28,452 MW |
| Carson | 179 | 20,634 MW |
| Fort Bend | 154 | 13,481 MW |
| Cameron | 150 | 10,935 MW |
| Hidalgo | 149 | 12,828 MW |
| Pecos | 136 | 31,110 MW |
| Ector | 119 | 9,735 MW |
| Wharton | 108 | 23,142 MW |
| Bexar | 98 | 11,591 MW |
| Bell | 88 | 9,006 MW |
| Galveston | 83 | 8,460 MW |
| Tarrant | 81 | 3,313 MW |
| Andrews | 76 | 6,515 MW |
| Nueces | 72 | 8,844 MW |
| Webb | 68 | 11,552 MW |
| Hill | 68 | 14,624 MW |
| Navarro | 68 | 10,325 MW |
| Lamar | 66 | 13,314 MW |
| Dallas | 66 | 4,679 MW |
| San Patricio | 63 | 12,048 MW |
| Matagorda | 63 | 13,042 MW |
| Travis | 63 | 2,855 MW |
| Reeves | 62 | 11,086 MW |
| Scurry | 58 | 11,458 MW |
| Milam | 58 | 14,388 MW |
| Victoria | 57 | 7,405 MW |
| Ellis | 53 | 10,206 MW |
| Starr | 53 | 9,076 MW |
| Upton | 52 | 11,993 MW |
| Jefferson | 52 | 7,050 MW |
| Collin | 52 | 2,567 MW |
| Haskell | 51 | 12,244 MW |
| Wilbarger | 50 | 14,345 MW |
| Nolan | 49 | 9,204 MW |
| Frio | 49 | 3,952 MW |
| Borden | 48 | 12,655 MW |
| Guadalupe | 46 | 7,606 MW |
| McLennan | 46 | 5,501 MW |
| Ward | 43 | 6,530 MW |
Largest projects
| Project | Queue ID | Technology | Capacity | Status | Location |
|---|---|---|---|---|---|
| GEN-2008-031 | GEN-2008-031 | Wind | 4,000.0 MW | withdrawn | Wilbarger County, Texas |
| PC3000G | Q26-LG-3-26-4 | Gas | 3,000.0 MW | active | El Paso County, Texas |
| BM Great Rock Energy Center | 30INR0091 | Gas | 1,981.2 MW | operational | Leon, Texas |
| Prairie Ridge (Gas - CC) | 30INR0071 | Gas | 1,660.4 MW | operational | Franklin, Texas |
| Hecate Energy Orem Wind | 27INR0061 | Other | 1,542.0 MW | operational | Brazoria, Texas |
| Aegle Power | 27INR0084 | Gas | 1,536.4 MW | operational | Cameron, Texas |
| Big Canyon Wind | 30INR0018 | Other | 1,500.0 MW | operational | Pecos, Texas |
| Caldwell County Energy Center | 30INR0031 | Gas | 1,500.0 MW | operational | Caldwell, Texas |
| Liberty Thermal Energy Center | 33INR0006 | Gas | 1,400.0 MW | operational | Hill, Texas |
| Bullock Gas | 33INR0005 | Gas | 1,400.0 MW | operational | Hill, Texas |
| South Texas Project | 6251_2 | Other | 1,354.3 MW | operational | Matagorda, Texas |
| South Texas Project | 6251_1 | Other | 1,354.3 MW | operational | Matagorda, Texas |
| Willow Oak Gas | 30INR0020 | Gas | 1,350.0 MW | operational | Jefferson, Texas |
| Pirkey 345 kV Substation | GEN-2024-377 | Gas | 1,350.0 MW | operational | Harrison, Texas |
| BasRanch (TEF - Due Diligence) | 25INR0008 | Gas | 1,350.0 MW | operational | Ward, Texas |
| STP Unit2 High Pressure Turbine Upgrade | 27INR0557 | Other | 1,336.5 MW | operational | Matagorda, Texas |
| The Giant Arc-II | 30INR0105 | Gas | 1,300.0 MW | operational | Pecos, Texas |
| The Giant Arc I | 30INR0113 | Gas | 1,300.0 MW | operational | Pecos, Texas |
| Moon Hammer | 30INR0077 | Gas | 1,300.0 MW | operational | Wheeler, Texas |
| Sandow Lakes Energy Station | 27INR0071 | Gas | 1,291.6 MW | operational | Milam, Texas |
| Aurelius 3 Natural Gas | 29INR0361 | Gas | 1,275.0 MW | active | Deaf Smith, Texas |
| Jewett Energy Center 1 Gas | 29INR0150 | Gas | 1,274.0 MW | operational | Freestone, Texas |
| Thunder Bird 2 Gas | 28INR0509 | Gas | 1,273.8 MW | operational | Jack, Texas |
| Thunder Bird 1 Gas | 30INR0110 | Gas | 1,272.8 MW | active | Jack, Texas |
| Mule Deer Run Gas II | 31INR0021 | Gas | 1,263.0 MW | operational | Anderson, Texas |
| Mule Deer Run Gas III | 31INR0022 | Gas | 1,263.0 MW | operational | Anderson, Texas |
| Mule Deer Run Gas | 32INR0003 | Gas | 1,263.0 MW | operational | Anderson, Texas |
| NRG Prairie Energy Center | 29INR0158 | Gas | 1,253.0 MW | operational | Hill, Texas |
| Tolar Energy Center | 29INR0180 | Gas | 1,252.0 MW | withdrawn | Hood, Texas |
| Gravitas I Natural Gas | 30INR0084 | Gas | 1,247.0 MW | operational | Pecos, Texas |
Top developers in Texas
| Developer (canonical) | Projects | Capacity |
|---|---|---|
| Nextera | 41 | 10,214 MW |
| RWE Solar Development, LLC | 39 | 8,084 MW |
| Hecate Energy | 25 | 13,667 MW |
| Tempus Power management LLC | 24 | 3,056 MW |
| ABEI ENERGY&INFRASTRUCTURE LLC | 17 | 1,951 MW |
| HEN Infrastructure, LLC 1 | 16 | 159 MW |
| S&R SOLAR DESIGN CORP | 16 | 9,485 MW |
| ENGIE IR Holdings LLC | 15 | 3,802 MW |
| Innovative Solar 245, LLC | 15 | 1,240 MW |
| Invenergy | 14 | 3,975 MW |
| Cypress Creek Renewables | 13 | 1,618 MW |
| Eon | 13 | 2,919 MW |
| CED Development Inc | 13 | 1,875 MW |
| Black Mountain Energy Storage II | 12 | 4,170 MW |
| EDF Renewables Development, Inc. | 11 | 4,423 MW |
Recent material changes
| Observed | Project | Field | Old | New |
|---|---|---|---|---|
| 2026-10-06 | Plant X 115 kV Substation | status | active | operational |
| 2026-10-06 | Plant X 115 kV Substation | operational_date | — | 2026-04-01 |
| 2026-10-06 | Plant X 115 kV Substation | proposed_online_date | 2026-04-01 | — |
| 2026-10-03 | Tolk 230kV Substation | operational_date | 2028-10-31 | — |
| 2026-10-03 | Tolk 230kV Substation | proposed_online_date | — | 2029-06-01 |
| 2026-10-03 | Tolk 230kV Substation | status | operational | active |
| 2026-10-03 | Border-Tuco 345kV Line | operational_date | 2030-06-14 | — |
| 2026-10-03 | Border-Tuco 345kV Line | proposed_online_date | — | 2030-10-01 |
| 2026-10-03 | Border-Tuco 345kV Line | status | operational | active |
| 2026-10-03 | Mahoney 230kV Substation | operational_date | 2028-02-29 | — |
| 2026-10-03 | Mahoney 230kV Substation | proposed_online_date | — | 2028-05-31 |
| 2026-10-03 | Mahoney 230kV Substation | status | operational | active |
Explore related data
Source last checked2026-07-31
Data last materially changed2026-10-11
Page data generated2026-10-11
Provenance: U.S. EIA — Form EIA-860M generator inventory (operating + planned); epe-oasis; ERCOT — Generation Interconnection Status (GIS) report; Lawrence Berkeley National Laboratory — Queued Up interconnection dataset; MISO — generator interconnection queue; Southwest Power Pool — generator interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.
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