DAM

Sat, 3 Aug '24

Block

Wed, 17 Jul '24

Reservoir creator

Wed, 5 Jun '24

It holds a lot back

Wed, 29 May '24

Structure that's subject to hydrostatic pressure

Sun, 21 Apr '24

Block (up)

Thu, 21 Dec '23

Irrigation structure

Wed, 15 Nov '23

Bad thing to burst

Tue, 16 May '23

Reservoir producer

Mon, 20 Mar '23

What the fish said when it swam into a concrete wall, per an old joke

Sun, 8 Jan '23

Power project

Sat, 3 Dec '22

Block

Sun, 30 Oct '22

Hoover, for one

Thu, 22 Sep '22

The tallest one in the U.S. is California's Oroville

Sun, 1 May '22

Leave it to beavers

Fri, 30 Jul '21

Army Corps of Engineers project

Sun, 11 Jul '21

Something to leave to beavers?

Thu, 17 Jun '21

Locale for a salmon ladder

Wed, 16 Jun '21

Stop up

Thu, 11 Feb '21

It holds water