Nimble
Critical Infrastructure

Electric Grid Asset Reference Model

doe.grid.assets@0.9.0

Substations, feeders, transformers and meters for utility twins.

publishedUS-GOV-PD 610 installs

Content is not redistributed by the Marketplace

This package provides mappings, metadata and integration scaffolding only. Obtain the underlying content directly from U.S. Department of Energy (public reference data) under its own licence.

Go to source

Overview

An open reference model for distribution-grid assets and their topology, suitable as a starting point where the full IEC CIM is not licensed. Includes a sample feeder instance dataset.

What's inside

data

  • samples/feeder.csv

ontology

  • grid-assets.ttl

documentation

  • README.md

Artifact types

Ontology· OntologiesSample Dataset· Data

Dependencies

Version history

  • v0.9.0latestNimble ≥ 1.0.08/29/2026

    Current release.

Manifest

Nimble consumes this machine-readable manifest when resolving and installing the package.

{
  "package": {
    "id": "doe.grid.assets",
    "name": "Electric Grid Asset Reference Model",
    "version": "0.9.0",
    "status": "published"
  },
  "publisher": {
    "name": "U.S. DOE",
    "type": "government"
  },
  "domains": [
    "critical-infrastructure"
  ],
  "solution_areas": [
    "energy",
    "utilities"
  ],
  "artifacts": [
    "ontology",
    "sample-dataset"
  ],
  "dependencies": [
    {
      "id": "nimble.core",
      "version": ">=1.0.0",
      "optional": false
    }
  ],
  "compatibility": {
    "nimble": {
      "minimum": "1.0.0",
      "maximum": null
    }
  },
  "license": {
    "type": "US-GOV-PD",
    "name": "U.S. Government Work / Public Domain",
    "url": "https://www.usa.gov/government-works",
    "redistribution": "bundled",
    "attribution_required": true,
    "attribution": "Grid modernization public reference materials, U.S. Department of Energy.",
    "source_authority": "U.S. Department of Energy (public reference data)",
    "source_url": "https://www.energy.gov/grid-modernization-initiative"
  },
  "validation": {
    "security": "scanned",
    "validation": "validated"
  },
  "contents": {
    "data": [
      "samples/feeder.csv"
    ],
    "ontology": [
      "grid-assets.ttl"
    ],
    "documentation": [
      "README.md"
    ]
  },
  "distribution": {
    "available": false,
    "reason": "bundled"
  }
}