Macrostrat Geologic Maps API

The Geologic Maps API from Macrostrat — 3 operation(s) for geologic maps.

Documentation GitHub OpenAPI

Operations 3

0 of 3 operations are conformant: apis.io called them with no credentials and the responses matched this contract; 3 more answered but could not be checked against a schema. Checked 2026-11-12. how this works · status file

GET /geologic_units/map Geologic map units observed #

GET /geologic_units/map/points Geologic map point features observed #

GET /geologic_units/map/legend Geologic map legend observed #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Macrostrat Geologic Maps API
  description: Macrostrat is a platform for the aggregation and distribution of geological data relevant to the spatial and temporal distribution of sedimentary, igneous, and metamorphic rocks as well as data extracted from them. The API provides programmatic access to columns, units, fossils, geologic maps, paleogeography, measurements, and statistics.
  version: '2.0'
  license:
    name: CC-BY 4.0
    url: https://creativecommons.org/licenses/by/4.0/
  contact:
    name: Macrostrat
    url: https://macrostrat.org
servers:
- url: https://macrostrat.org/api/v2
  description: Macrostrat API v2 production endpoint
tags:
- name: Geologic Maps
paths:
  /geologic_units/map:
    get:
      summary: Geologic map units
      description: Geologic map units from various data sources.
      operationId: getGeologicMapUnits
      tags:
      - Geologic Maps
      responses:
        '200':
          description: Successful response
  /geologic_units/map/points:
    get:
      summary: Geologic map point features
      description: Query point features from geologic maps.
      operationId: getGeologicMapPoints
      tags:
      - Geologic Maps
      responses:
        '200':
          description: Successful response
  /geologic_units/map/legend:
    get:
      summary: Geologic map legend
      description: Retrieve legends for geologic map units.
      operationId: getGeologicMapLegend
      tags:
      - Geologic Maps
      responses:
        '200':
          description: Successful response