NDBC 42060
Neptun covers NDBC 42060 (United States) through the NOAA NDBC 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: NOAA NDBC · Position: 16.4280, -63.2100
Request
curl -H "Authorization: Bearer mapi_YOUR_KEY" \
"https://neptun.marine-api.com/v1/levels?lat=16.4280&lon=-63.2100&radius=5"