Common Ground

Evidence-led national discovery

Transmission project explorer

Filter the project records actually imported from reviewed sources. Census geography frames the search; it does not create project locations.

Data modeProjects unavailableNo active national dataset
—filtered records
—projects with map locations
—location unknown
4imported sources

Refine the imported records

Assignment coverage in the published snapshot: 197 records have no asserted state and 1,286 have no asserted county. Reference boundaries do not fill those gaps.

Project points unavailable. Reference geography is not a project dataset.

Planned Under construction Tentative location Approximate location · county onlyClick shared dots again to select another project; all remain in the list.

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Projects

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Project records are unavailableReference geography is not a project dataset.
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Coverage boundary

What this explorer knows

1,286 records were imported in the published snapshot. Government reference geography covers more places than the imported project sources.

Reviewed source catalog (26)
  • U.S. Census reference artifact: 2025_Gaz_counties_national.zip — reference only · federal government · vintage 2025 · published not reported · retrieved 2026-09-26T17:56:02Z · access public document · SHA-256 4c90d0f805779923b5958ab13d0c1e9b99fe4932b786bfcf75dd739bb2dcb4ea · source
    • Reference geography only; bounds and representative points are never project locations.
  • U.S. Census reference artifact: 2025_Gaz_state_national.zip — reference only · federal government · vintage 2025 · published not reported · retrieved 2026-09-26T17:56:02Z · access public document · SHA-256 5c0bb56f4824af366538d73bffd229e790d301356624302eeca24d09cf27ba30 · source
    • Reference geography only; bounds and representative points are never project locations.
  • U.S. Census reference artifact: 2026_Gaz_counties_national.zip — reference only · federal government · vintage 2026 · published not reported · retrieved 2026-09-26T17:56:02Z · access public document · SHA-256 6a99ca00efbc0be5112e225d4102704c51d5ce3b16e3afd6e4159460595fd12a · source
    • Reference geography only; bounds and representative points are never project locations.
  • U.S. Census reference artifact: 2026_Gaz_state_national.zip — reference only · federal government · vintage 2026 · published not reported · retrieved 2026-09-26T17:56:02Z · access public document · SHA-256 54352ca34f869b4deca03a65da72cccb8e9f0c2702340061949b63c76c63f852 · source
    • Reference geography only; bounds and representative points are never project locations.
  • U.S. Census reference artifact: cb_2025_us_county_500k.zip — reference only · federal government · vintage 2025 · published not reported · retrieved 2026-09-26T17:56:03Z · access public document · SHA-256 aa976c00b181939755d0da757f4c7c2dc0103c3b3b4530fb2a91c2bb62fc777c · source
    • Reference geography only; bounds and representative points are never project locations.
  • U.S. Census reference artifact: cb_2025_us_division_5m.zip — reference only · federal government · vintage 2025 · published not reported · retrieved 2026-09-26T17:56:05Z · access public document · SHA-256 15253d7024e7997745768330ea6039ddc6adef4e25495216c08a75f14db5fdbd · source
    • Reference geography only; bounds and representative points are never project locations.
  • U.S. Census reference artifact: cb_2025_us_region_5m.zip — reference only · federal government · vintage 2025 · published not reported · retrieved 2026-09-26T17:56:04Z · access public document · SHA-256 74d6bede87bd0e308b903d9b195e3527886a7cdb8241bd2a7207ffbff391f466 · source
    • Reference geography only; bounds and representative points are never project locations.
  • U.S. Census reference artifact: cb_2025_us_state_500k.zip — reference only · federal government · vintage 2025 · published not reported · retrieved 2026-09-26T17:56:03Z · access public document · SHA-256 9cbfe171dad1555e11770c981d8f4db9e687a65c86f5bdae684eeb487e2e9b80 · source
    • Reference geography only; bounds and representative points are never project locations.
  • U.S. Census reference artifact: state-geocodes-v2025.xlsx — reference only · federal government · vintage 2025 · published not reported · retrieved 2026-09-26T17:56:02Z · access public document · SHA-256 327c7fa3dfeb6526b20cd3d1cef7f471ec08316e92b183f12c5b168bfed7da84 · source
    • Reference geography only; bounds and representative points are never project locations.
  • DESC Planned Transmission Projects $2M and Above Total - 2024-2028 — imported · utility · vintage 2024-2028 · published not reported · retrieved not reported · access public document · SHA-256 890876d0faefd40576a0b5e598a804b54b4d8d2d56dd96fb7e40d5a406db0f46 · source
  • DESC Planned Transmission Projects $2M and Above Total - 2025-2029 — imported · utility · vintage 2025-2029 · published not reported · retrieved 2026-09-26T09:04:40Z · access public document · SHA-256 265453ccf14b4f95054fed304b7999270a478dbefc3a812163395b31422e74e0 · source
  • EIA-861 2024 final utility and service-territory directory — reference only · federal government · vintage 2024 · published 2025-12-03 · retrieved 2026-09-26T18:00:22.262176+00:00 · access public document · SHA-256 77ce49c60ac5a6bad50c442fc401aad5404a21da875dc5cbaba353af5ede54de · source
    • Service Territory counties identify distribution equipment serving ultimate customers; not project locations, exclusive polygons, transmission routes, or owner geography.
    • The optional EIA directory adapter is not implemented in this snapshot.
  • FERC Order No. 1000 transmission planning regions map — reference only · federal government · vintage 2024 · published 2024-02-05 · retrieved 2026-09-26T18:00:22.262176+00:00 · access public document · SHA-256 4aef5cebd7eb15795953edc40129f4abd464044a8995a896d77c681eb1a336e0 · source
    • Planning-region discovery/directory reference, not machine-readable exact project geometry or complete nationwide project list.
    • FERC interstate jurisdiction largely excludes Alaska, Hawaii and much of Texas; explicitly track coverage gaps.
  • 2025 IRP Technical Appendix Volume 3 - Transmission Plan - Public Disclosure — imported · utility · vintage 2025 IRP · published not reported · retrieved not reported · access metadata only · SHA-256 0dae2fc3a38462f0930cc2eb0acedca35e329cd0924e4749c81422bdc8602a12
    • Decision D2: deterministic Ten-Year Plan table parsing only; no Gemini, page images, or excerpts beyond project names.
  • June 2026 ISO-NE RSP Project List Update — imported · regional planning organization · vintage June 2026 · published 2026-07-09T10:00:00.000Z · retrieved 2026-09-26T18:00:22.262176+00:00 · access public document · SHA-256 adfe05f5c0f24e260acca3b10c692785b4298a2067fa2e79efcf1d079953190d · source
    • ISO New England is an independent nonprofit RTO, not a government agency or equipment owner.
    • Only RSP_sortable is imported; overlapping and hidden worksheets are excluded.
    • County and coordinate fields are absent and remain unknown.
  • Transmission planning | California ISO — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:17.2432212Z · access catalog only · SHA-256 not available · source
    • Public planning directory; individual plan approval and revision dates must be preserved by any future adapter.
  • Planning — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:15.5648048Z · access catalog only · SHA-256 not available · source
    • Separate ERCOT planning catalog entry, not asserted to be an Order 1000 FERC-jurisdiction planning region. Public planning page links Transmission Project and Information Tracking XLSX; no rows or counts imported or verified in this catalog task.
  • Regional Planning & Order 1000 Stakeholder Information — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:15.3934290Z · access catalog only · SHA-256 not available · source
    • Public Regional Planning and Order 1000 stakeholder landing page; SharePoint page. No project dataset or current membership boundary verified.
  • MTEP — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:14.5695900Z · access catalog only · SHA-256 not available · source
    • Public MTEP landing page. Portal, models and maps may require separate access; this audit grants no approval to retrieve restricted materials.
  • NorthernGrid — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:14.8809596Z · access catalog only · SHA-256 not available · source
    • Regional planning process, not a government agency or asserted geographic polygon.
  • Planning - NYISO — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:14.4299108Z · access catalog only · SHA-256 not available · source
    • Public planning landing page. Web text service encountered a JavaScript challenge; ordinary unauthenticated HTTP retrieval returned the Planning - NYISO page.
  • PJM - Planning — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:17.8912088Z · access catalog only · SHA-256 not available · source
    • Planning directory only; supplemental projects and RTEP approvals have distinct meanings.
  • Home | South Carolina Regional Transmission Planning — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:15.2054907Z · access catalog only · SHA-256 not available · source
    • Official home page announces planned transition into SERTP effective with the applicable Order 1920 compliance filing; no completed transition or current boundary is asserted. Public DESC files already imported elsewhere are distinct source documents.
  • Southeastern Regional Transmission Planning | Home | Southeastern Regional Tranmission Planning — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:15.0956420Z · access catalog only · SHA-256 not available · source
    • Planning forum supported by named transmission providers, not a government agency. Some neighboring documents/models are restricted CEII; catalog approval is not document-ingestion approval. Existing D15 source exclusion remains in force.
  • Transmission Planning - Southwest Power Pool — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:14.8173450Z · access catalog only · SHA-256 not available · source
    • Planning organization does not own or build transmission. Planning and notification-to-construct status must remain distinct.
  • WestConnect Regional Planning — catalogued · regional planning organization · vintage not reported · published not reported · retrieved 2026-09-26T18:18:15.3167694Z · access catalog only · SHA-256 not available · source
    • Regional planning process. Its interregional page explicitly warns its map has not yet been updated for former coordinating transmission owner removal under the October 17, 2024 FERC order; do not infer current membership borders.