Main website: http://www.usace.army.mil/.
Rules & Regulations governing public use of ACOE land and development projecst: http://www.usace.army.mil/Portals/2/doc ... -2-316.pdf.
ACOE Divisions and Districts drill-down: http://www.usace.army.mil/Locations/
Texas falls under the Southwestern Division of the ACOE (http://www.swd.usace.army.mil/), and that's segmented into the Tulsa District (http://www.swt.usace.army.mil/), the Fort Worth District (http://www.swf.usace.army.mil/), the Galveston District (http://www.swg.usace.army.mil/), and the Little Rock District (http://www.swl.usace.army.mil/).
To check for specific ACOE recreational lakes, or to look for ones in an area, start here: http://corpslakes.usace.army.mil/visitors/visitors.cfm.
To check on Texas ACOE lakes or recreational areas, start here: http://corpslakes.usace.army.mil/visito ... m?state=TX.
The brief section that applies to carry on any ACOE land is:
327.13 Explosives, firearms, other weapons and fireworks.
(a) The possession of loaded firearms, ammunition, loaded projectile firing devices,
bows and arrows, crossbows, or other weapons is prohibited unless:
(1) In the possession of a Federal, state or local law enforcement officer;
(2) Being used for hunting or fishing as permitted under 327.8, with devices being
unloaded when transported to, from or between hunting and fishing sites;
(3) Being used at authorized shooting ranges; or
(4) Written permission has been received from the District Commander.
(b) Possession of explosives or explosive devices of any kind, including fireworks or
other pyrotechnics, is prohibited unless written permission has been received from the
District Commander.