State Plane to Google Earth KML

Convert northing/easting State Plane rows through NOAA NGS NCAT, review the results, and download KML or KMZ for Google Earth.

Step-by-step guide

1. Add rowsUpload CSV, paste Excel rows, or import a photo/screenshot for OCR.
2. Review tableFix boring ID, northing, and easting before sending anything to NOAA.
3. Choose zoneSelect the State Plane zone and matching units/datum settings.
4. ConvertThe Worker proxy calls NOAA NGS NCAT for each row.
5. DownloadSave KML or KMZ and open it in Google Earth.
6. SharePaste a public KML URL to make a QR code for phone download.

Add data

Expected columns can be named boring ID, boring, id, point, northing, y, easting, or x.

OCR looks for visible boring ID, northing, and easting values. You can correct every row afterward.

No rows loaded yet.

Review and edit rows

Boring ID Northing Easting Latitude Longitude Status Google Earth Delete

NOAA conversion settings

Maryland is first because most rows for this tool are expected from Maryland State Plane.

Choose the correct State Plane zone before conversion.

Downloads and Google Earth

A browser download link works on this computer. A phone QR code needs a public KML URL, such as a KML file uploaded to Pages or another public host.

QR code

Scan with a phone after entering a public KML link.

Convert rows first, then download KMZ or Excel.