| Lake water quality, 2009–13 | Environmental Reporting | Ministry for the Environment | Creative Commons Attribution 3.0 New Zealand | Layer | Vector | 10638 | 78 | ||
| River Environment Classification Watershed West Coast (2010) (DEPRECATED) | MfE Data Management | Ministry for the Environment | Creative Commons Attribution 3.0 New Zealand | Layer | Vector | 8384 | 51 |