ETRS89 UTM 30N to UTM Zone 30N Coordinate Converter
Free online tool to convert coordinates from ETRS89 / UTM zone 30N (Spain west) (EPSG:25830) to WGS84 / UTM zone 30N (EPSG:32630). Professional-grade accuracy using proj4, zero install, runs in your browser.
About ETRS89 UTM 30N
ETRS89 / UTM zone 30N (Spain west) (EPSG:25830). Spanish official system for western regions (Galicia, Asturias, Extremadura, western Portugal). ETRS89 datum, EU standard.
About UTM Zone 30N
WGS84 / UTM zone 30N (EPSG:32630). UTM zone 30N covers 6° to 0° West — UK, Portugal, western Spain, western France.
Frequently Asked Questions
What is the difference between ETRS89 UTM 30N and UTM Zone 30N?
ETRS89 UTM 30N (EPSG:25830) is utm and based in Spain, while UTM Zone 30N (EPSG:32630) is utm based in Global. Spanish official system for western regions (Galicia, Asturias, Extremadura, western Portugal). ETRS89 datum, EU standard. In contrast, utm zone 30n covers 6° to 0° west — uk, portugal, western spain, western france.
Is this conversion accurate for surveying?
Yes. The conversion uses the industry-standard proj4 library with full datum shift parameters (). Typical accuracy is sub-meter for civilian applications. For cadastral precision, always verify against the official agency datum.
What coordinate format should I use?
For ETRS89 UTM 30N, enter coordinates as easting, northing in meters (e.g. 514500, 5033880). The tool auto-detects the format.
Can I convert many points at once?
Yes, use our batch CSV converter. Upload a CSV with your points, select the transformation, download the converted file. Free with a SurveyingPedia account.
Is there an API?
Yes — call /api/v1/transform?from=EPSG:25830&to=EPSG:32630&coords=lat,lng for programmatic access. It returns the transformed coordinates as JSON.