Adjacent Transmission Lines

Strong transmission access — 94 lines ≥138 kV | highest: 345 kV | 800.6 mi total
Criteria: Count of transmission lines ≥138 kV within 25 miles. Thresholds: 0 = No qualifying lines | 1–2 = Low density | ≥3 = Strong transmission access. Lines colored by voltage class: 69 kV (yellow), 138 kV (orange), 345 kV (purple).
Geoforge curated dataset · 2026-07-15
SITE ASSESSMENT
Strong transmission access
94 lines ≥138 kV within 25 mi
LINES ≥138 kV
94 Strong transmission access
Threshold: ≥3 for Tier 1, ≥1 for Tier 2
HIGHEST VOLTAGE
345 kV
Maximum voltage class in search radius
TOTAL LINE LENGTH
800.6 mi
105 qualifying lines (≥69 kV) within 25 mi
BY VOLTAGE CLASS
26x 345 kV (350.3 mi) · 68x 138 kV (324.1 mi) · 11x 69 kV (126.2 mi)

Summary

Transmission Lines by Voltage Class (25 mi radius)

VOLTAGE CLASS LINE COUNT TOTAL LENGTH (MI) CLOSEST DISTANCE (MI) OWNER/TSP ENDPOINT SUBSTATIONS
69 kV 11 126.2 0.91 AEP Texas Franklins Camp → CANEY
138 kV 68 324.1 2.83 AEP TEXAS CENTRAL COMPANY ALLENHURST → CANEY
345 kV 26 350.3 7.1 owner unknown Unknown → Unknown

Top 15 Lines by Voltage & Proximity

VOLTAGE CLASS DISTANCE (MI) LENGTH (MI) OWNER/TSP ENDPOINTS
345 kV 345 kV 7.1 48.6 owner unknown Unknown → Unknown
345 kV 345 kV 7.38 2.7 owner unknown Unknown → REFUGE
345 kV 345 kV 8.86 0.3 owner unknown Unknown → Unknown
345 kV 345 kV 15.83 55.2 CENTERPOINT ENERGY South Texas Project Switchyard → PARISH
345 kV 345 kV 15.85 35.9 CENTERPOINT ENERGY HILLJE → PARISH
345 kV 345 kV 15.86 35.9 CENTERPOINT ENERGY PARISH → HILLJE
345 kV 345 kV 16.04 19.6 AEP TEXAS CENTRAL COMPANY South Texas Project Switchyard → HILLJE
345 kV 345 kV 16.04 21.2 CPS Energy South Texas Project Switchyard → ELM CREEK
345 kV 345 kV 16.04 21.2 CPS Energy South Texas Project Switchyard → ELM CREEK
345 kV 345 kV 16.04 21.2 CPS Energy South Texas Project Switchyard → ELM CREEK
345 kV 345 kV 16.06 19.6 AEP TEXAS CENTRAL COMPANY HILLJE → South Texas Project Switchyard
345 kV 345 kV 16.07 22.1 AEP TEXAS CENTRAL COMPANY South Texas Project Switchyard → White Point
345 kV 345 kV 16.17 0.2 owner unknown Unknown → BAILEY
345 kV 345 kV 16.17 0.2 owner unknown BAILEY → Unknown
345 kV 345 kV 16.34 13.4 AEP TEXAS CENTRAL COMPANY BLESSING → South Texas Project Switchyard

Analysis

The site benefits from excellent transmission access, with 94 lines at 138 kV or above within the 25-mile search radius. The highest voltage class present is 345 kV, and the total qualifying line length (≥69 kV) within the radius is 800.6 miles.

Voltage class breakdown: 11 lines at 69 kV (126.2 mi total); 68 lines at 138 kV (324.1 mi total); 26 lines at 345 kV (350.3 mi total).

The closest 345 kV line is 7.1 mi from the parcel boundary, owned by owner unknown, connecting Unknown to Unknown.

Measurement: WGS 84 / UTM zone 15N (EPSG:32615), utm. Transformations: EPSG:4326→EPSG:32615 (0.0 m)

Next Steps

  • Confirm interconnection feasibility and timeline with ERCOT and the local TDU (AEP Texas)
  • Evaluate gen-tie routing options to the nearest 345 kV line or substation
  • Review ERCOT Regional Transmission Plan (RTP) for any planned upgrades affecting this corridor
  • Assess available transfer capability (ATC) and hosting capacity at nearby substations

Sources