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Throckmorton County, Texas: solar, wind, and storage projects and permits

Queue data as of ERCOT's September 2026 GIS report · Contacts checked 2026-09-26 · Next update early next month

Proposed projects6
Total capacity961MW
Signed agreements1of 6
New since August3requests

6 proposed energy projects from ERCOT's September 2026 report, plus who to call in Throckmorton County and in TCEQ Region 3 before signing a solar, wind, or battery storage lease.

Check land in Throckmorton CountyOpens the land report with the map on the county; click a spot for its flood, wetland, habitat, line-distance and parcel check.

Power reliability here: minutes without power per year, outages per year, and outage length for Throckmorton County, 2013–2024, from the serving utilities' EIA filings.

What energy projects are proposed in Throckmorton County?

ERCOT's September 2026 interconnection report lists 6 proposed energy projects in Throckmorton County (3 solar, 1 wind and 2 battery storage), about 961 MW in all. 1 of the 6 has a signed interconnection agreement. 3 are new since August.

What stands out in Throckmorton County

By capacity, solar leads in Throckmorton County with 503 MW across 3 projects, followed by wind (1 project, 283 MW) and battery storage (2 projects, 174 MW). The largest single project is Monarch Creek Wind, a 283 MW wind project listed under MONARCH CREEK WIND, LLC, with its agreement signed and security posted, and its target online date is Sep 2027. Of the 6, 5 are still in ERCOT's study process and 1 has posted security or started construction. Connection points are mostly at 345 kV (4 projects), 69 kV (1 project) and 138 kV (1 project) (why the voltage matters). Bush Knob Solar, LLC is listed on the most projects here (3 of 6); 4 different companies appear in all. Target online dates for the projects not yet running span Sep 2027 to Mar 2031. All of them fall in ERCOT's West load zone. 3 are new since August.

A listing is a request to study a grid connection, not a built project; the stage column says how far each one has gone.

Stage, most advanced first: Approved for synchronization (first power) · Approved for energization (backfeed) · Under construction · Signed; security posted (interconnection agreement signed and financial security posted) · Signed (agreement signed, security not yet posted) · In study (screening or full interconnection study, no agreement). A target date that has already passed is marked; ERCOT keeps the developer's last reported date until the developer changes it.

Scroll the table sideways to see every column.

Project and connection pointDeveloper as listed by ERCOTTypeMWTarget online date
iThe commercial operation date the developer reported to ERCOT (ERCOT calls it the projected COD). Developers set and change it, many projects slip, and some are never built. It is not a promise or a construction date.
Stage
Monarch Creek Wind11419 Coody Crossing Switch 345kVMONARCH CREEK WIND, LLCWind283.4Sep 2027Signed; security posted
Sleepy Hollow BESSTap 138 kV 792 Murray - 6169 Paint CreekSleepy Hollow BESS, LLCBattery storage (stand-alone)123.1Feb 2028In study
Ayass BESS6206 Bush Knob 69kVHarvick BESS, LLCBattery storage (stand-alone)51.3Dec 2028In study
Sideoats Solar 1 NewDUSTYROAD_5 (11050) to GRHAMSES1 (1430) 345 kVBush Knob Solar, LLCSolar167.6Mar 2031In study
Sideoats Solar 2 NewDUSTYROAD_5 (11050) to GRHAMSES1 (1430) 345kV · shared with 1 other requestBush Knob Solar, LLCSolar167.6Mar 2031In study
Sideoats Solar 3 NewDUSTYROAD_5 (11050) to GRHAMSES1 (1430) 345kV · shared with 1 other requestBush Knob Solar, LLCSolar167.6Mar 2031In study

Crowded connection points in Throckmorton County

Substations and switching stations named by two or more of the county's requests, matched on ERCOT's PSS/E bus number rather than the exact wording, so "60404 SOLSTICE", "AEP Solstice Substation #60404" and a tap off the Solstice line count together. Every request statewide that names the bus is listed; a request on a tap line counts toward both ends. Sharing a bus is not the same as sharing a study group, and ERCOT decides the latter.

BUS2 (11050) 345 kV 7 requests · 4,833 MW · 3 in Throckmorton County, 4 in Fisher, Young7 in study
  • Brazos Energy Security 28INR0456 · Gas combined cycle · 3,000 MW · In study · Fisher
  • Miller Bend Energy BESS 29INR0204 · Battery storage · 548 MW · In study · Young
  • Miller Bend Energy Solar 29INR0203 · Solar · 532 MW · In study · Young
  • Alkali Creek Wind 2 28INR0478 · Wind · 250 MW · In study · Fisher
  • Sideoats Solar 1 30INR0123 · Solar · 168 MW · In study
  • Sideoats Solar 2 30INR0124 · Solar · 168 MW · In study
  • Sideoats Solar 3 30INR0125 · Solar · 168 MW · In study
Graham (1430) 345 kV 12 requests · 4,716 MW · 3 in Throckmorton County, 9 in Young, Haskell, Fisher10 in study, 2 approved for synchronization
  • Solace Storage 26INR0309 · Battery storage · 322 MW · Approved for synchronization · Haskell
  • Solace Solar 23INR0031 · Solar · 322 MW · Approved for synchronization · Haskell
  • Indigo Solar 3 28INR0067 · Solar · 800 MW · In study · Fisher
  • Jenna Eco-Electric Solar 25INR0632 · Solar · 576 MW · In study · Fisher
  • Miller Bend Energy BESS 29INR0204 · Battery storage · 548 MW · In study · Young
  • Miller Bend Energy Solar 29INR0203 · Solar · 532 MW · In study · Young
  • Pinnington Storage 24INR0011 · Battery storage · 503 MW · In study · Jack
  • Sweetheart BESS 29INR0172 · Battery storage · 310 MW · In study · Young
  • Sweetheart Solar 29INR0171 · Solar · 301 MW · In study · Young
  • Sideoats Solar 1 30INR0123 · Solar · 168 MW · In study
  • Sideoats Solar 2 30INR0124 · Solar · 168 MW · In study
  • Sideoats Solar 3 30INR0125 · Solar · 168 MW · In study

What the stages and dates mean: how to read ERCOT's report. ERCOT's report lists self-limiting facilities (batteries that limit injection below nameplate) at 0 MW; repowers of existing plants show 0 with no capacity change. "Approved for energization" and "approved for synchronization" are ERCOT's own milestones (backfeed, then first power). "Shared with N other requests" counts active requests anywhere in ERCOT naming the same point of interconnection, matched on ERCOT's exact wording, so a bus written two ways counts as two points. Source: ERCOT Generator Interconnection Status (GIS) Report, September 2026, planning data entered by developers and transmission providers that ERCOT says may contain errors. Parcel & Grid is not affiliated with ERCOT.

Who to contact in Throckmorton County

  • Throckmorton County appraisal district and tax office: parcel records and agricultural valuation, which a lease can end (directory, Texas Comptroller · rollback taxes).
  • TCEQ Region 3, Abilene: 1977 Industrial Blvd, Abilene TX 79602-7833, 325-698-9674; spills, 24 hours: 800-832-8224. Handles the construction stormwater permit for sites of 1 acre or more (TCEQ).
  • Throckmorton County judge and commissioners court: road use agreements, tax agreements, and floodplain development permits where the county takes part in the flood insurance program.
  • Flood maps: FEMA map search for Throckmorton County.

Permits and reviews for Throckmorton County

Texas has no state siting permit for solar or wind, and Texas counties generally have no zoning authority, so a project in Throckmorton County is shaped by site control, the county road use agreement, tax agreements, and the grid connection (what still applies · the twelve approvals, stage by stage). Wetland, endangered species, historic, and FAA reviews depend on the site: statewide and federal contacts · decommissioning law.

How a project in Throckmorton County connects to the grid

Throckmorton County is on the ERCOT grid. The projects listed above are in ERCOT's West load zone. The serving utility handles the connection request. Interconnection by market and utility · what ERCOT is.

How long it takes. ERCOT staff put the connection process at 18 to 30 months for generation of 10 MW or more, before construction or supply delays (ERCOT, Oct. 2024). Across the U.S., the median project built in 2025 took 61 months from interconnection request to commercial operation (Berkeley Lab, Queued Up 2026), so a lease signed today usually means construction years out: timelines by market.

Solar for homes and businesses in Throckmorton County

Texas rules for rooftop and on-site systems are the same in every county; your electric utility sets the application steps: Texas home and business solar rules · your utility's application links.

Get the land report for a spot in Throckmorton County

Get a free land report for any point: flood zone, wetlands, nearest power line, soils, and parcel acreage.

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Other counties served by TCEQ Region 3

Archer · Baylor · Brown · Callahan · Clay · Coleman · Comanche · Cottle · Eastland · Fisher · Foard · Hardeman · Haskell · Jack · Jones · Kent · Knox · Mitchell · Montague · Nolan · Runnels · Scurry · Shackelford · Stephens · Stonewall · Taylor · Wichita · Wilbarger · Young

Check before you file. Contacts come from official directories and can change. Confirm fees, forms, and deadlines with the agency. General information, not a substitute for the advice of an attorney. Found an error? Let us know.

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