Depth: original at least 3.70m, depth preserved ca. 2.00m. Diameter: top ca. 0.80x1.15, bottom ca. 0.75m. Water level ca. -1.50m ... 8-9 March 1939
Pronaos blocks uncovered ... 2003 Horizontal (normal) ... 10 Mar 1939
Pronaos threshold underpinning ... 2005 Horizontal (normal) ... 10 Mar 1939
The floor of the cella cleared, showing graves ... 1819 Horizontal (normal) ... 10 Mar 1939