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64
TABLE A.
No.
Situation.
Date of
collection
of Sample.
Depth
of bore
from
ground
level.
Yield
per hour.
All Result stated in Grains per Gallon.
Remarks.
Free
Ammonia.
Albuminoid
Ammonia.
Oxygen
absorbed.
Nitrogen
as
Nitrates.
Chlorine.
Chlorine
as
Common
Salt.
Total
Solids.
Hardness
in
Degrees.
1908
ft.
in.
Gallons
1
Mansion House Chambers
No. 11, Queen Victoria St.
27 April
384
0
1,000
0 023
0.0065
0.034
0.035
7.80
12.85
53.0
11
Well sunk 1883.
2
Shorter's Court
No. 6, Throgmorton Street.
27 "
402
0
2,000
0.082
0.004
0.0286
Absent
7.70
12.69
49.0
6
Well sunk 1908.
3
Warnford Court
Throgmorton Street.
27 "
468
0
2,000
0.073
0.0045
0.0253
0.14
7.50
12.36
48.0
6
Well sunk 1885.
4
Electra House
Finsbury Pavement.
4 May
465
0
1,300
0.058
0.0045
0.0278
Absent
7.20
11.86
46.0
5¾
Well sunk 1903.
5
Salisbury House
London Wall.
4 "
466
0
3,000
0.098
0.005
0.0286
Absent
7.60
12.52
47.0
6
Well sunk 1901.
6
London Wall Buildings
London Wall.
4"
440
0
2,400
0.058
0.0037
0.0257
Absent
7.60
12.52
48.0
6
Well sunk 1902.
7
No. 62, London Wall, and
No. 20, Copthall Avenue.
11 "
509
0
909
0.0635
0.0035
0.0186
Absent
7.70
12.65
48.0
6
Well sunk 1908.
8
Bank of England -
11 "
420
0
3,000
0.0883
0.0067
0.0186
Absent
7.65
12.61
49.0
7½
Well sunk 1851.
9
Artizans' Dwellings
Stoney Lane.
18 "
512
0
5,500
0.0725
0.0025
0.020
0.100
6.70
11.04
48.0
9
Well sunk 1887-91.
10
The Baltic
St. Mary Axe.
18 "
477
0
6-7,000
0.0385
0.0027
0.0164
0.100
7.70
12.69
47.0
7
Well sunk 1903.
11
Baltic House
No. 26, Leadenhall Street.
18 "
473
0
3-4,000
0.1137
0.0040
0.021
007
7.50
1236
49.0
7½
Well sunk 1905.
12
No. 21, Mincing Lane -
25 "
527
0
3,000
0.1065
0.0035
0.015
Absent
7.95
13.10
50.00
7
Well sunk 1907.
13
Royal Hotel
Victoria Embankment, E.C.
25 "
505
6
3,000
Abt. 10,000
galls, daily.
0.0137
0.0067
0.015
Absent
9.25
15.24
54.00
6
Well sunk 1876.
14
Manchester Hotel
Aldersgate Street.
25 "
372
0
700
0.0712
0.0030
0.015
Absent
8.00
13.18
53.00
5
Wellsunkabt,1891.
15
No. 23, Leadenhall Street
East India Chambers.
29 June
413
6
8,000
0.1320
0.0045
0.0192
Absent
7.60
12.52
50.00
7½
Well sunk 1908.
16
Nos. 17 to 21, Cheapside
29 "
400
0
1,500
0.0427
0.0035
0.0175
Absent
7.90
13.03
51.00
7½
Well sunk 1908.
17
18
Broad Street House
New Broad Street.
No. 20, Old Broad Street
6 July
1909
29 Jan.
395
510
0
0
1,800
1,200
0.0345
0.0787
0.0040
0.0055
0.0216
0.028
Absent
Absent
7.40
7.55
12.19
12.44
47.00
47.0
7½
6½
Well sunk 1902.†
Well in existence
1836.‡
Well sunk 1908.
19
Bishopsgate House
Nos. 55-56, Bishopsgate
Street Within.
1908
6 July
416
0
2,000
0.0477
0.0080
0.0134
Absent
7.40
12.19
49.00
7
20
Winchester House
Old Broad Street.
7 "
471
0
7,600
0.0480
0.0072
0.0309
Absent
7.50
12.22
49.00
6½
Well sunk 1908.
21
No. 43, Threadneedle Street -
20 "
382
0
700-800
0.0775
0.0015
0.0255
Absent
7.60
12.52
50.00
7
Well sunk 1908.
22
Dunster House
Mincing Lane.
24 Aug.
1909
551
0
2,000
0.071
0.006
0.013
Absent
8.00
13.10
50.00
8½
Well sunk 1908.
23
No. 24, Mark Lane, London
Commercial Sale Room Co.
16 Nov.
430
0
2,000
0.035
0.003
0.023
Absent
7.90
13.02
48.00
5
Well sunk 1908.
24
Leadenhall House
No. 101, Leadenhall Street.
11 Jan.
422
0
1,000
0.0475
0.0032
0.0099
Absent
7.60
12.52
51.0
6
Well sunk 1908-9.
25
Salters' Hall
St. Swithin's Lane.
18 "
458
0
1,945
0.0542
0.0055
0.0167
Absent
7.65
12.61
490
5
Well sunk 1908.
26
Gresham House
No. 24, Old Broad Street.
2 May 1910
1909
510
0
1,600
0.0705
0.004
0.0195
Absent
7.50
12.36
49.0
4½
Well sunk 1909.
27
City of London Club
No. 19, Old Broad Street.
29 March
511
6
1,400
0.054
0.004
0.033
Absent
7.80
12.85
51.0
5¾
Well sunk 1909.
28
Ocean House
Nos.24-25, Lower Thames St.
29 "
420
0
2,000
0.089
0.007
0.023
Absent
8.20
13.51
49.0
5½
Well sunk 1909.
29
Dashwood House
New Broad Street.
2 May 1910
1909
427
0
900
0.062
0.003
0.0169
Absent
7.40
12.19
49.0
4
Well sunk 1909.
30
Basildon House
Nos. 7 to 11, Moorgate St.
5 April
470
0
2,000
0.0627
0.003
0.0228
Absent
7.90
13.02
49.0
3½
Well sunk 1909.
31
No. 110, Cannon Street-
5 "
492
6
1,200
0.071
0.004
0.0246
Absent
8.00
13.18
47.0
4½
Well sunk 1909.
32
No. 32-35, Bishopsgate St.
Within.
19 "
Two bores.,
one 411 ft.,
aud one
481 ft. 6 in..
2,000
0.0737
0.0040
0.0148
Absent
7.60
12.53
50.0
5½
Well sunk 1909.
33
No. 35, Gracechurch Street -
26 "
511
6
1,200
0.081
0.004
0.030
Absent
7.80
12.85
50.0
7½
Well sunk 1909.
34
No. 55, Wood Street
15 June
470
0
700-800
0.073
0.004
0.0176
Absent
8.30
13.68
49.0
8½
Well sunk 1909.
35
Drapers Hall
Throgmorton Street.
11 Oct.
517
0
800
0.0635
0.004
0.0122
Absent
7.75
12.77
46.0
4
Well sunk 1909.
36
No. 26, Gracechurch Street -
11 "
453
5
3,000
0.065
0.003
0.0174
Absent
7.10
11.70
49.0
4½
Well sunk 1909.
Two bores, eight feet apart. 1,200 gallons per hour yielded by each bore.
* Bore tube extended to the surface and well shaft filled in, 1908.
‡0 Disused for some years. New boring made 1908.