Proof of concept. This is an unofficial demo built by Datopian from the North Sea Transition Authority's public data. The official portal is NSTA Open Data. Questions or feedback: hello@datopian.com

UKCS government seismic MNSH lines

Location information for Government Released seismic surveys

Records
89
Formats
5
Last updated
27 Jan 2026

Download & API

UKCS government seismic MNSH lines (CSV)csv
Spreadsheet — attributes, with coordinates for point layers
Download
UKCS government seismic MNSH lines (GeoJSON)geojson
GeoJSON — for web maps and GIS tools
Download
UKCS government seismic MNSH lines (GeoParquet)geoparquet
Columnar — query with DuckDB / SQL
Download
UKCS government seismic MNSH lines (map tiles)pmtiles
Vector tiles — embed in a map
Download
Live ArcGIS layer (source)arcgis
Download

Rendered from PMTiles, queried in-browser from GeoParquet — no server. How this works

Schema

FieldTypeValues
Survey name
SURVEYNAME
string1 values: WG152DOGA2 (89)
Line name
LINE_NAME
string
Sequence number
SEQ_NO
string
Length in km (ED50 UTM Zone 31N)
UTM31N_KMS
number10 to 348
To be published on Open Data
OPEN_DATA
string1 values: Y (89)