American Currents

ACBL’s Daily River Conditions

Please Note: *The US Army Corps Lock Report is down at the moment so lock delays are likely inaccurate. They will be accurate once again when the report is fully functional. *

Lower Miss Operational Impact –
- Due to the current river stage and operating conditions, ACBL has implemented draft restrictions listed below.
  - Loading drafts were reduced to 0.05% NBD Gulf to Cairo.
  - Tow size has been reduced pending horsepower classification by 6%-7% (2-3 barges)
- Normal Water Stages:
  - Caruthersville to Memphis (LM 869- 725): 20′ – 5′
  - Memphis to Vicksburg (LM 725 – 439): 40′ – 20′
  - Vicksburg to Natchez (LM 439- 303): 30′ – 10′
- Low Water Stages:
  - Caruthersville to Memphis (LM 869- 725): Below 5′
  - Memphis to Vicksburg (LM 725 – 439): Below 20′
  - Vicksburg to Natchez (LM 439- 303): Below 10′
- For current river stage information, please refer to the links at the bottom of this page.

Tentative Major Lock Maintenance Schedule 2025:
- Meldahl (OR 436.2): Downstream Miter Gate and Culvert Valve repairs | Auxiliary Chamber Closure – estimated for September/November
- Markland (OR 531.5): Down Stream Gate Rehab | Auxiliary Chamber – estimated for October/November
- Marmet (KR 67.7): Inspection, dewatering, and misc. repairs | Main Chamber Closure – Dates are TBD.

Channel Dredging (OR 607.5) – Dredging operations July 28th thru August 6th, with a 12-hour closure to all traffic on August 3rd.

McAlpine Lock Closure (OR 606) – Beginning April 29^th thru September 20th there will be intermittent daytime closures for southbound traffic from 0700 to 1900, Monday through Saturday, to facilitate work on the Portland Canal wall. Northbound traffic will be permitted to transit, provided there are no divers in the water.
- July 30th 03:00: Passed 5 tows in the last 24 hours, which averaged 0.3 hours of delay. LPMS shows 0 tows waiting, averaging 0 hours of delay.

Meldahl Lock (OR 436.2) –
- Main chamber closure beginning the afternoon of June 13th thru September 2025 for maintenance to gates and lifting mechanisms. All locking operations will utilize the Small Chamber.
- July 30th 03:00: Passed 5 tows in the last 24 hours, which averaged 9.2 hours of delay. LPMS shows 1 tow waiting, averaging 25.0 hours of delay.

Pickwick Lock Closure (TR 206.7) – Scheduled Main Chamber closure beginning July 7th thru October 7, 2025, for work on the upper gate. The auxiliary chamber will remain open to navigation during this time. July 30th 03:00: 3 tows passed in the last 24 hours, averaging 0.1 hours of delay. LPMS shows 1 tow waiting, which has an average of 25.0 hours of delay.

Kentucky Lock (TR 22.3) – Congestion due to Barkley Lock Closure. July 30th 03:00: 5 tows passed in the last 24 hours, averaging 106.1 hours of delay. LPMS shows 26 tows waiting, which has an average of 61.9 hours of delay.

Barkley Lock Closure (CR 30.6) – Scheduled intermittent closures July 31st thru August 8th, open to traffic from 1800-0600 daily.
- Open, unrestricted, until 0600 on August 4th.

Dardanelle Lock 10 (AK 205.5) – Scheduled daily closures with 70′ width restrictions from 0700-1900 beginning June 15th thru September 30th for construction.

James W. Trimble Lock (AK 292.8) – Scheduled daily closures with 70′ width restrictions from 0700-1900 beginning June 15th thru September 30th for construction.

Bayou Sorrel Lock Closures (PA 36.7) – Intermittent closures for scheduled repairs are beginning July 21st thru September 11th, Monday thru Thursday, 0630-1800.
- July 30th 03:00: 1 tow passed in the last 24 hours, averaging 0.7 hours of delay. LPMS shows 23 tows waiting, which has an average of 39.8 hours of delay.

Victoria Bend Revetment (LM 594) – Daily intermittent closures beginning August 1st thru August 14th, 0700-1900, to perform bank stabilization.

Baton Rouge Dredging (LM 234.5-233) – Dredge Hurley will begin operations within the Upper Baton Rouge Bridge area on July 20th. Daylight restrictions to begin the evening of July 17^th for any tows over 105′ wide.

Algiers Lock (LM 88) –
- Intermittent closures from 0700 to 1800, Monday thru Saturday, July 21st thru September 6th to complete the river end guidewall and dolphin construction.
- July 30th 03:00: Passed 4 tows in the last 24 hours, which averaged 7.3 hours of delay. LPMS shows 17 tows waiting, which has an average of 32.6 hours of delay.

Algiers Canal Closures (AC 3.8) –
- Old Hwy 23 Lift Bridge/Belle Chasse Bridge will undergo daily channel closures from Monday to Saturday, between May 19th and October 25th, from 0600 to 1430, due to the second phase of the remaining bridge structure demolition.

Inner Harbor Navigation Canal Lock (Industrial Canal Lock) – (EC001) –
- July 30th 03:00: Passed 6 tows in the last 24 hours, which averaged 7.1 hours of delay. LPMS shows 4 tows waiting, averaging 31.8 hours of delay.

Colorado River Locks (WC 440) – The East and West locks will have daytime restrictions Monday through Friday, January 29th thru August 29th. July 30th 03:00: Passed 7 tows in the last 24 hours, which averaged 7.3 hours of delay. LPMS shows 20 tows waiting, which has an average of 36.65 hours of delay.

Leland Bowman Lock Closure (WC 163) –
- Intermittent closures Monday thru Friday, from 0700-1700, to continue making repairs to the guide walls on the following dates:
  - July 21st – July 31st
  - August 4th – August 14th
  - August 18th – August 19th
- July 30th 03:00: Passed 9 tows in the last 24 hours, which averaged 5 hours of delay. LPMS shows 4 tows waiting, averaging 25.3 hours of delay.

Bayou Boeuf Lock (WC 93.3) – Repairs are scheduled beginning July 14th, Monday thru Friday, 0700–1730, are expected to last thru August 15th. Bayou Chene is available as an alternate route.
- July 30th 03:00: Passed 8 tows in the last 24 hours, which averaged 1.2 hours of delay. LPMS shows 2 tows waiting, averaging 24.0 hours of delay.

Links to Current River Stages: