Hetlingen
Neptun covers Hetlingen (Germany) through the PEGELONLINE (WSV) network. One GET request returns its readings as JSON — in the same shape as every other network Neptun serves, so you write the parsing once.
Source: PEGELONLINE (WSV) · Position: 53.6094, 9.5843
Values at build time
| water level | 3.99 m |
| water temperature | 18.1 °C |
Snapshot taken at build time: 14.09.2026 10:06 UTC. Query the API for live values.
Request
curl -H "Authorization: Bearer mapi_YOUR_KEY" \
"https://neptun.marine-api.com/v1/levels?lat=53.6094&lon=9.5843&radius=5"