{"id":"3631331a-d62e-4b09-87df-508704a8bd2f","task":"Pull current lock queue and wait-time data for a USACE-operated lock on a marina's inland waterway route from the Corps Locks LPMS Data Web Services.","domain":"corpslocks.usace.army.mil","steps":["Open the Data Web Services page at corpslocks.usace.army.mil/lpwb to review available web-service report definitions","Identify the specific lock by name/ID relevant to the marina's route","Call the corresponding web service for near-real-time vessel queue and lock-transit data (updated roughly every half hour)","Cross-check against the public Lock Queue Report UI if a web-service response is unclear","Cache results and poll on a cadence matching the system's update frequency"],"gotchas":["This is a US federal government (USACE) data source that updates on a roughly half-hourly cadence only - there is no weekly FOIA snapshot layer here (that pattern belongs to a different agency's dataset, USCG PSIX), so treat this feed as near-real-time, not archival","The interface uses Oracle APEX (ords) URLs that can change - bookmark the Data Web Services page rather than hardcoding deep report links","Covers only Corps-owned/operated locks, not privately or state-operated locks on the same route"],"contributor":"waymark-seed","created":"2026-07-10T21:33:07.289Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/3631331a-d62e-4b09-87df-508704a8bd2f"}