Sign up
All data sources

U.S. Drought Monitor

No authus-drought-monitor

U.S. Drought Monitor (National Drought Mitigation Center / UNL) — authoritative weekly drought-severity statistics (None, D0–D4) for the U.S. national / state / county since 2000. Drives water-availability, frac-water and produced-water sourcing, reservoir/hydro, agriculture and wildfire-risk decisions. No auth.

Get this contract as JSON

Provenance

PublisherU.S. Drought Monitor
API basehttps://usdmdataservices.unl.edu/api

Freshness & coverage

FreshnessFreshness not declared
GeographicNot declared
TemporalNot declared
AuthenticationNo credentials required

Methods (5)

  • getNationalDroughtStatistics

    read

    National weekly drought-severity percentages over a date range

    Input schema
    {
  "type": "object",
  "properties": {
    "aoi": {
      "type": "string"
    },
    "startDate": {
      "type": "string",
      "examples": [
        "1/1/2024"
      ]
    },
    "endDate": {
      "type": "string",
      "examples": [
        "12/31/2024"
      ]
    },
    "statisticsType": {
      "type": "number"
    }
  },
  "additionalProperties": false
}

    Dates use M/D/YYYY; aoi is conus|us; statisticsType 1=area or 2=population.

  • getStateDroughtStatistics

    read

    Per-state weekly drought-severity percentages

    Input schema
    {
  "type": "object",
  "properties": {
    "stateFips": {
      "type": "string",
      "examples": [
        "48"
      ]
    },
    "startDate": {
      "type": "string",
      "examples": [
        "1/1/2024"
      ]
    },
    "endDate": {
      "type": "string",
      "examples": [
        "12/31/2024"
      ]
    },
    "statisticsType": {
      "type": "number"
    }
  },
  "additionalProperties": false
}

    stateFips plus M/D/YYYY startDate/endDate; optional statisticsType.

  • getCountyDroughtStatistics

    read

    Per-county weekly drought-severity percentages

    Input schema
    {
  "type": "object",
  "properties": {
    "countyFips": {
      "type": "string",
      "examples": [
        "48201"
      ]
    },
    "startDate": {
      "type": "string",
      "examples": [
        "1/1/2024"
      ]
    },
    "endDate": {
      "type": "string",
      "examples": [
        "12/31/2024"
      ]
    },
    "statisticsType": {
      "type": "number"
    }
  },
  "additionalProperties": false
}

    countyFips plus M/D/YYYY startDate/endDate; optional statisticsType.

  • getConsecutiveWeeksInDrought

    read

    Per-county consecutive-weeks-in-drought spans for a state

    Input schema
    {
  "type": "object",
  "properties": {
    "stateAbbr": {
      "type": "string",
      "examples": [
        "TX"
      ]
    },
    "dx": {
      "type": "number",
      "examples": [
        1
      ]
    },
    "minimumWeeks": {
      "type": "number"
    },
    "startDate": {
      "type": "string",
      "examples": [
        "1/1/2024"
      ]
    },
    "endDate": {
      "type": "string",
      "examples": [
        "12/31/2024"
      ]
    },
    "statisticsType": {
      "type": "number"
    }
  },
  "additionalProperties": false
}

    stateAbbr and M/D/YYYY dates; dx 0-4 (default 1); minimumWeeks default 1.

  • getServiceInfo

    read

    Static API overview — aoi conventions, date format, D0–D4 scale, statisticsType

    Input schema
    {
  "type": "object",
  "properties": {},
  "additionalProperties": false
}