| Chart NZ 681 Riverton / Aparima | New Zealand Hydrographic Authority | Land Information New Zealand | Creative Commons Attribution 4.0 International | Layer | Raster | 6185 | 185 | ||
| Local magnetic anomaly polygon (Hydro, 1:90k - 1:350k) | New Zealand Hydrographic Authority | Land Information New Zealand | Creative Commons Attribution 4.0 International | Layer | Vector | 4035 | 66 |