Elsfleth
Neptun covers Elsfleth (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: 53.2639, 8.4814
Values at build time
| water level | 3.24 m |
| water temperature | 19.0 °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=53.2639&lon=8.4814&radius=5"