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Colorado River Locks

COLORADO RIVER LOCKS, Matagorda, Texas  - USACE Galveston District Simon DeSoto, lockmaster at the Colorado River Locks, snapped this photo of a 72-feet-wide tow entering the east lock of the Colorado River Locks.

Remarks (Traffic Restrictions)


Note: No mail or packages are being accepted either from or to tows due to security reasons.




 None at this time.

Lock Gauge Water Elevation Readings (MLT)*

 East Lock   West Lock  
River Side 1.1 River Side 1.1
Canal Side N/A Canal Side N/A

READINGS LAST UPDATED:  March 31, 2015 1500

Current Velocities

Colorado River (mph)  0.14
By-Pass Channel (mph)


Lock Dimensions

1,200 feet long by 75 feet wide, maximum length allowed on tows is 1,180 feet, maximum width allowed on tows is 55 feet.

Traffic Information

Lockings on turn: Eastbound  1
Lockings on turn: Westbound 3
Ext. Max. Locking Queue Time 0

Galveston District Colorado River Locks
Mailing Address:
USACE Galveston District
Lockmaster, Colorado River Locks
P.O. Box 677
Matagorda, TX  77457


East Lock Control House: 979-863-7842  Ext. 2005
Fax: 979-863-2127

Office Hours: 7 a.m. - 4:30 p.m. (Monday through Thursday)
7 a.m. - 3:30 p.m. (Friday)