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AK Division of Geological & Geophysical Surveys

Free

Alaska Division of Geological & Geophysical Surveys, the state geological survey. Geologic-map publication index, mineral occurrences (DDS-18), mining districts, volcanoes, and radon observations. No credentials required.

geologymineralsminingvolcanoesalaskaak-dggscritical-mineralsstate-geological-survey
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What you can ask

  • “What does AK Division of Geological & Geophysical Surveys have for the area or asset I'm working on?”
  • “Pull the most recent AK Division of Geological & Geophysical Surveys records and put them in a table.”
  • “What does AK Division of Geological & Geophysical Surveys cover, and how fresh is the data?”

About this source

Alaska Division of Geological & Geophysical Surveys — state geological survey. Mineral occurrences, geologic-map publication index, mining districts, volcanoes, radon observations. - searchMineralOccurrences ⭐ ~335 — DDS-18 MIL1, filter commodity / group / deposit type / status - searchGeologicMaps ⭐ ~4.16K USGS+DGGS publication index, filter agency / scale / keyword - searchMineralDistricts ⭐ 75 polygons across 14 regions - searchVolcanoes (~53 AVO inventory), getServiceInfo §0 spec drift: geology/statemap_projects + geophysics/Geophysical_Surveys services 500 ("No Layer or Table"). DROPPED. Volcanoes service rejects outFields=* with gateway error — handler enumerates explicit fields. Native CRS varies; outSR=4326 on every call.

Connector ID ak-dggs

Provenance

PublisherAK Division of Geological & Geophysical Surveys
API basehttps://maps.dggs.alaska.gov/arcgis/rest/services

Freshness & coverage

FreshnessFreshness not declared
GeographicNot declared
TemporalNot declared
AuthenticationNo credentials required

› Methods (5)

Technical detail for developers: parameters, pagination, units, and freshness per method.

  • searchMineralOccurrences

    read

    DDS-18 mineral occurrences (~335). Filter commodity/group/deposit/status/pastProducerOnly/bbox.

    AK has NO county — use bbox or near. property_status: 4 values.

  • searchGeologicMaps

    read

    DGGS+USGS map publication index (~4.16K polygons). Filter agency/scale/title/keyword.

    agency: USGS or DGGS. publication_number prefix is the series code.

  • searchMineralDistricts

    read

    Alaska mining-district polygons (~75 across 14 regions). Filter name or region.

    region uses UPPER LIKE substring (catches a double-space upstream typo).

  • searchVolcanoes

    read

    AVO volcano inventory (~53). Filter name/identityConfidence/sinceYear/bbox/near.

    outFields=* triggers gateway error — handler uses explicit field list.

  • getServiceInfo

    read

    Schema + record counts + enum values for any of the 5 services. Pass `service` to scope.