Watt Street — US grid, interconnection queue and data center power

Measured conclusion: Deep-tested. L2 outcome: tools_ok.

How long to get grid power in any US county. 39,173 filings, 1,574 counties, dated sources.

Measured statistics

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "Watt Street — US grid, interconnection queue and data center power": {
      "url": "https://api.wattstreet.net/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (7)

• search_projects read-only

  Search 39,173 US grid connection applications by region, status, fuel, state or size. Returns project rows with MW, county, wait time and outcome.

  Parameters:

  • fuel — string — Solar, Wind, Battery, Gas, Nuclear, Hybrid…
  • limit — number
  • state — string — Two-letter state code
  • min_mw — number
  • region — string — ERCOT, PJM, MISO, CAISO, NYISO, ISONE, SPP, BPA or a utility name
  • status — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• county_profile read-only

  Full grid intelligence for one US county: queued MW, connected capacity, project count, median wait, lead technology.

  Parameters:

  • state (required) — string — Two-letter state code
  • county — string — County name, e.g. 'Loudoun'

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• load_ledger read-only

  Large-load connection requests — requests to connect big new DEMAND to the US grid. 528 requests on file from BPA and NYISO only; 494 state no end use, so most cannot be attributed to data centers or any other industry. Does not yet include ERCOT, PJM, MISO, CAISO, SPP or ISO-NE. Filter by state or size.

  Parameters:

  • limit — number
  • state — string
  • min_mw — number

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• map_data read-only

  GeoJSON FeatureCollection of grid activity for rendering a map: generation queue by county, data-center power requests, and AI campuses.

  Parameters:

  • layer — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• policy_events read-only

  Tracked policy events — data-center moratoria, large-load tariffs, FERC and state dockets — with direction (opening/closing) and citations.

  Parameters:

  • direction — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• interconnection_deadlines read-only

  Cluster request windows, filing deadlines and compliance dates for US interconnection queues, with days remaining. Every date carries its source and how well it has been checked — a date marked unconfirmed came from a secondary source and has not been verified against the authority's own tariff. Do not present an unconfirmed date as a commitment.

  Parameters:

  • rto — string — PJM, MISO, CAISO, SPP, NYISO, ISONE, ERCOT or FERC
  • upcoming_only — boolean

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• account_status read-only

  Credits remaining on the calling key, and how to top up without a human.

  Hints: read-only yes · destructive no · idempotent yes · open-world no

Publisher website

Measured by MCPYP probing. Untested fields are omitted, never estimated. Listing is always free; MCPYP never proxies calls or stores user tokens.