SBLG anomalous field elevation investigation

[MSFS 2020] Takeoff from Currais Novos (SNKN) airport in Brazil in the Diamond DA40NG. Heading northwest to an airport that isn’t listed in skyvector, but appears in the charts in game as Lagoa Nova Airport (SBLG). First mentioned in a reddit post (), I decided to take a closer look. It seems that the local terrain is around 12000 ft, but SBLG may not have proper field elevation data available, so for whatever reason the field elev