GET geologic_units/map
Summary: Get geologic map units
Operation ID: getGeologicMapUnits
Auth: unknown
Operation ID: getGeologicMapUnits
Auth: unknown
Description
Returns geologic map units from various data sources (USGS, state geological surveys, etc.) for a given location.
Parameters (3)
format
(string, query, optional)
Desired output format (json, csv, geojson, geojson_bare, topojson, topojson_bare)
Constraints: {'enum': ['json', 'csv', 'geojson', 'geojson_bare', 'topojson', 'topojson_bare']}
lat
(number, query, optional)
Decimal degree latitude, WGS84
lng
(number, query, optional)
Decimal degree longitude, WGS84
Examples (4)
| Title | Type | URL | Action |
|---|---|---|---|
| Get map outcrop data for stratigraphic name | sdk_extracted |
https://macrostrat.org/api/geologic_units/map?strat_name_id={strat_name_id} |
|
| Get geologic units for Grand Canyon area | curl |
https://macrostrat.org/geologic_units/map?lat=36.1&lng=-112.1&format=json |
|
| Get geologic units for Yellowstone with scale preference | curl |
https://macrostrat.org/geologic_units/map?lat=44.4&lng=-110.6&scale=large&format=json |
|
| Get geologic units for Manhattan bedrock | curl |
https://macrostrat.org/geologic_units/map?lat=40.7&lng=-74.0&format=json |
Probe History
Status Codes
| Time | Status | Latency | Size |
|---|---|---|---|
| 2026-03-23 10:50:30.494880 | 404 | 387ms | |
| 2026-03-23 09:25:32.971392 | 404 | 397ms | |
| 2026-03-23 09:19:37.659009 | 404 | 390ms | |
| 2026-03-15 01:12:44.982230 | 200 | 400ms |
Response Changes
| When | Old | New |
|---|---|---|
| 2026-03-23 09:19:37.659009 | 87b0361d6d02 |
e3b0c44298fc |