Historical clue formulations

• Surge protector? — 2026-03-22
• Protection against flooding — 2026-02-24
• Bank security feature — 2025-08-31
• Flood embankment — 2025-05-19
• Bank of New Orleans? — 2024-12-04
• Engineered embankment — 2024-09-02
• Rhyme for "Chevy" in Don McLean's "American Pie" — 2024-06-10
• Project for the Army Corps of Engineers — 2023-12-13
• Surge protector? — 2023-01-06
• Bank regulator — 2022-08-26
• Bank investment? — 2021-02-07
• Bank security option? — 2020-09-03
• Flood embankment — 2020-08-25
• Flood blocker — 2020-05-18
• Protective bank — 2019-03-03
• "Drove my Chevy to the ___ ..." ("American Pie" lyric) — 2017-11-20
• Bank to rely on — 2015-05-31
• Bank security feature? — 2014-12-24
• Breaking point? — 2014-12-03
• Flood barrier — 2013-12-31
• Bad thing to be breached — 2013-06-15
• Corps of Engineers project — 2012-12-25
• New Orleans sight — 2011-09-29
• Bank security feature — 2011-06-04
• Bank manager? — 2010-09-05
• Spillover stopper — 2010-04-02
• Army Corps of Engineers construction — 2009-09-02
• Result of some sandbagging — 2008-10-26
• It holds water — 2008-08-14
• Flood stopper — 2008-03-17
• Flood preventer — 2008-03-04
• Bank — 2007-05-26
• "When the ___ Breaks" (old blues song) — 2007-05-11
• River barrier — 2004-04-15
• Bank that may be created by the government — 2003-08-17
• Sight along the Mississippi — 2003-07-23
• Flood insurance of sorts — 2002-09-10
• Embankment — 2002-04-29
• River embankment — 2001-10-24
• Flood protection — 2001-09-04
• Bank that may get in trouble? — 2001-08-19
• Bank — 2001-05-03
• River embankment — 2001-05-01
• Embankment — 2001-03-05
• Sandbag stack, sometimes — 2000-09-30
• Flood protector — 1999-08-02
• It may get high marks — 1999-06-19
• A bank may have one — 1999-05-09
• "Drove my Chevy to the ___..." (1972 lyric) — 1998-01-20
• Flood embankment — 1997-12-08