GridNow - US Grid Interconnection Data
US electric-grid data for siting — transmission lines, power plants, interconnection queues, population, and cities across all 50 states, in one normalized JSON schema.
1 subscribers
1.9/10 popularity
650 ms avg latency
17% success rate
18 endpoints
The in-depth APIMemo review for this API hasn't been published yet —
the data below comes straight from the public marketplace listing.
GridNow - US Grid Interconnection Data endpoints
| Method | Endpoint | Description |
|---|---|---|
| api | ||
| GET |
features_api_features_get /api/features |
|
| GET |
backbone_api_backbone_get /api/backbone |
National high-voltage transmission backbone (HIFLD lines >= 345 kV, simplified for display). Open + CDN-cached: it is the interstate-grid visual on the whole-US view. |
| GET |
api_health_api_health_get /api/health |
|
| GET |
queues_iso_api_queues_get /api/queues |
|
| GET |
cities_api_cities_get /api/cities |
City-by-city population (Census incorporated places). Free: a teaser of the largest cities only, coarse. Basic+: all ~19,500 cities with population/state filters. |
| GET |
workbook_api_workbook_get /api/workbook |
|
| GET |
config_api_config_get /api/config |
|
| GET |
archive_api_archive_get /api/archive |
|
| GET |
geocode_api_geocode_get /api/geocode |
|
| GET |
states_api_states_get /api/states |
|
| POST |
proposal_api_proposal_post /api/proposal |
LLM-assisted siting assessment grounded in GridNow data for the selected states. Pro only. |
| GET |
ping_api_ping_get /api/ping |
Ultra-light, DB-free endpoint for an external uptime monitor to keep the function warm. |
| GET |
environment_api_environment_get /api/environment |
|
| GET |
trends_api_trends_get /api/trends |
|
| GET |
population_api_population_get /api/population |
|
| GET |
state_summary_api_state__code__get /api/state/{code} |
|
| GET |
regions_api_regions_get /api/regions |
Aggregate per-state metrics into regions. by = division | region | iso. (ISO grouping counts a state in each ISO it belongs to.) |
| GET |
compare_api_compare_get /api/compare |
|
GridNow - US Grid Interconnection Data pricing
| Plan | Price | Rate limit | Quotas |
|---|---|---|---|
| BASIC | Free | 60 / minute |
|
| PRO | $49 / month | 10 / second |
|
| ULTRA Recommended | $199 / month | 30 / second |
|
