EPA — U.S. Environmental Protection Agency · Schema

HourUnitMatsDataView

HourUnitMatsDataView schema from Emissions Management OpenAPI Specification

GovernmentEnvironmentalOpen DataAir QualityWater QualityHazardous WasteComplianceEmissions

Properties

Name Type Description
stateCode string
facilityName string
facilityId number
unitId string
date string
hour number
opTime number
matsGrossLoad number
matsHeatInput number
hgOutputRate number
hgInputRate number
hgMass number
hgMassMeasureFlg string
hclOutputRate number
hclInputRate number
hclMass number
hclMassMeasureFlg string
hfOutputRate number
hfInputRate number
hfMass number
hfMassMeasureFlg string
associatedStacks string
steamLoad number
primaryFuelInfo string
secondaryFuelInfo string
unitType string
so2ControlInfo string
noxControlInfo string
pmControlInfo string
hgControlInfo string
View JSON Schema on GitHub

JSON Schema

cam-emissions-hour-unit-mats-data-view-schema.json Raw ↑ 
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/epa/refs/heads/main/json-schema/cam-emissions-hour-unit-mats-data-view-schema.json",
  "title": "HourUnitMatsDataView",
  "description": "HourUnitMatsDataView schema from Emissions Management OpenAPI Specification",
  "type": "object",
  "properties": {
    "stateCode": {
      "type": "string",
      "example": "NC"
    },
    "facilityName": {
      "type": "string",
      "example": "EPA Facility"
    },
    "facilityId": {
      "type": "number",
      "example": 0.0
    },
    "unitId": {
      "type": "string",
      "example": "12345"
    },
    "date": {
      "format": "date-time",
      "type": "string",
      "example": "2024-01-15T12:00:00Z"
    },
    "hour": {
      "type": "number",
      "example": 0.0
    },
    "opTime": {
      "type": "number",
      "example": 0.0
    },
    "matsGrossLoad": {
      "type": "number",
      "example": 0.0
    },
    "matsHeatInput": {
      "type": "number",
      "example": 0.0
    },
    "hgOutputRate": {
      "type": "number",
      "example": 0.0
    },
    "hgInputRate": {
      "type": "number",
      "example": 0.0
    },
    "hgMass": {
      "type": "number",
      "example": 0.0
    },
    "hgMassMeasureFlg": {
      "type": "string",
      "example": "string"
    },
    "hclOutputRate": {
      "type": "number",
      "example": 0.0
    },
    "hclInputRate": {
      "type": "number",
      "example": 0.0
    },
    "hclMass": {
      "type": "number",
      "example": 0.0
    },
    "hclMassMeasureFlg": {
      "type": "string",
      "example": "string"
    },
    "hfOutputRate": {
      "type": "number",
      "example": 0.0
    },
    "hfInputRate": {
      "type": "number",
      "example": 0.0
    },
    "hfMass": {
      "type": "number",
      "example": 0.0
    },
    "hfMassMeasureFlg": {
      "type": "string",
      "example": "string"
    },
    "associatedStacks": {
      "type": "string",
      "example": "string"
    },
    "steamLoad": {
      "type": "number",
      "example": 0.0
    },
    "primaryFuelInfo": {
      "type": "string",
      "example": "string"
    },
    "secondaryFuelInfo": {
      "type": "string",
      "example": "string"
    },
    "unitType": {
      "type": "string",
      "example": "string"
    },
    "so2ControlInfo": {
      "type": "string",
      "example": "string"
    },
    "noxControlInfo": {
      "type": "string",
      "example": "string"
    },
    "pmControlInfo": {
      "type": "string",
      "example": "string"
    },
    "hgControlInfo": {
      "type": "string",
      "example": "string"
    }
  },
  "required": [
    "stateCode",
    "facilityName",
    "facilityId",
    "unitId",
    "date",
    "hour",
    "opTime",
    "matsGrossLoad",
    "matsHeatInput",
    "hgOutputRate",
    "hgInputRate",
    "hgMass",
    "hgMassMeasureFlg",
    "hclOutputRate",
    "hclInputRate",
    "hclMass",
    "hclMassMeasureFlg",
    "hfOutputRate",
    "hfInputRate",
    "hfMass",
    "hfMassMeasureFlg",
    "associatedStacks",
    "steamLoad",
    "primaryFuelInfo",
    "secondaryFuelInfo",
    "unitType",
    "so2ControlInfo",
    "noxControlInfo",
    "pmControlInfo",
    "hgControlInfo"
  ]
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this
  • find_json_schemasBrowse and filter every JSON Schema in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools

Call it yourself

curl for this page
This JSON Schema 
curl "https://apis.io/api/v1/json-schemas/cam-emissions-hour-unit-mats-data-view"
All schemas 
curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.