Keersluis Heumen
Neptun covers the Keersluis Heumen lock in Netherlands on the Maas-Waalkanaal. One GET request returns its position, VHF channel and current operating hours — the part that goes stale in every static list.
Facts
| Waterway | Maas-Waalkanaal |
| Country | Netherlands |
| Position | 51.7684, 5.8531 |
Operating hours change; they are served live by the API rather than baked into this page.
Nearby locks on the same waterway
Request
curl -H "Authorization: Bearer mapi_YOUR_KEY" \
"https://neptun.marine-api.com/v1/locks?lat=51.7684&lon=5.8531&radius=5"