Notice to Navigation: 2026-009 – Diving Operations at Port Mayaca Lock & Dam

US ARMY CORPS OF ENGINEERS JACKSONVILLE DISTRICT
LOCAL NUMBER: 2026-009
WATERWAY:  LAKE OKEECHOBEE – PORT MAYACA LOCK & DAM

EFFECTIVE: 29 May 2026

ATTN: CESAJ-OD-SN
PO Box 4970
JACKSONVILLE, FL 32232-0019

POC: Kriss Zeller, Chief of Navigation (772) 380-6928

www.saj.usace.army.mil/NTN

REFERENCE:

a.     33 CFR Navigation and Navigable Waters

1. Notice to Navigation

Attention all concerned boaters! There will be intermittent closures at the Port Mayaca Lock & Dam on May 29, 2026 to conduct diving operations for maintenance on the manatee protection sensors and screens. Thank you in advance for your patience. 

For the current Lake Okeechobee water levels, please see:  https://w3.saj.usace.army.mil/h2o/currentLL.shtmll

2. For up-to-date Lock information, contact the shift operator 7:00 a.m. to 5:00 p.m. at:
                St Lucie Lock & Dam 772-287-2665 or 863-662-9148
                Port Mayaca Lock & Dam 561-924-2858 or 863-662-9424
                Julian Keen, Jr. Lock & Dam 863-946-0414 or 863-662-9533
                Ortona Lock & Dam 863-675-0616 or 863- 662-9846
                W.P. Franklin Lock & Dam 863-662-9908
                Canaveral Lock 321-783-5421 or 863-662-0298 (6:00 a.m. to 10:00 p.m.)