Ground conditions at 21 Thornton Street

Foundation risk band: Moderate · data coverage Good

~12 ftgroundwater depth

~207 ftdepth to bedrock

~19 ftground elevation

68boring sites within ½ mi

The nearest boring data is 687 Flushing Ave, 472 ft away, where groundwater was about 12 ft down and fill reached 8 ft.

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Boring data within ½ mile

Site	Distance	Groundwater	Fill
687 Flushing Ave	472 ft	12 ft	5–8 ft
179 Throop Avenue	687 ft	23 ft	10 ft
84 Gerry Street	739 ft	12 ft	n/r
55 Bartlett Street	739 ft	12 ft	n/r
7 Whipple Street	745 ft	9 ft	n/r
30 Bartlett Street	810 ft	9 ft	n/r
Broadway Triangle Site A	817 ft	8 ft	n/r
82 Throop Avenue - DOB Job No. NB - 320761733	856 ft	11 ft	3 ft
171 Throop Avenue	858 ft	n/r	5–11 ft
24 Bartlett Street	870 ft	9 ft	8 ft
78-80 Throop Avenue	878 ft	10 ft	7 ft
661 Flushing Avenue	900 ft	8 ft	8 ft

Estimates come from public records near this lot and can differ from conditions on the lot itself.