[Report of the Medical Officer of Health for Hendon] page 53

Hendon 1963

[Report of the Medical Officer of Health for Hendon]

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TABLE XVI

DAILY AVERAGE OF SMOKE AND SULPHUR DIOXIDE AT EDGWARE MILL HILL AND GOLDERS GREEN MEASURING STATIONS

(Microgrammes per cubic metre)

	Jan.	Feb.	Mar.	Apr.	May	June	July	Aug	Sep.	Oct.	Nov.	Dec.
GOLDERS GREEN
Smoke
1957	—	—	—	—	—	—	—	—	—	163	137	310
1958	183	139	127	74	47	58	63	61	80	129	227	317
1959	300	280	140	90	40	40	30	30	40	90	170	140
1960	170	170	90	70	50	30	30	40	50	90	130	200
1961	140	110	150	56	34	34	29	30	50	80	147	260
1962	122	90	101	50	42	26	32	31	49	106	150	220
1963	158	173	70	61	38	27	28	32	52	75	113	143
Sulphur
1957	—	—	—	—	—	-	—	—	—	254	237	471
1958	294	245	214	140	114	108	108	100	120	194	317	351
1959	437	446	208	180	108	100	85	94	109	188	317	243
1960	274	265	191	163	140	91	62	85	105	191	243	294
1961	251	217	277	172	90	99	72	66	139	157	237	379
1962	218	185	224	111	96	79	76	74	94	195	260	542
1963	325	376	165	156	87	61	73	71	111	167	241	270

EDGWARE
Smoke
1957	—	—	—	—	-—-	—	—.	—	—	120	121	210
1958	158	126	109	64	42	36	37	32	37	90	183	196
1959	180	190	100	50	40	30	30	30	40	70	150	100
1960	110	110	80	50	40	20	Library closed for rebuilding
1961	Library closed for rebuilding								49	70	107	161
1962	96	79	101	45	36	24	29	23	46	86	124	222
1963	131	14S	70	59	35	28	25	24	47	63	92	98
Sulphur
1957	—	—	—	—	—	—	—	—	—	120	145	297
1958	228	208	201	120	74	97	74	77	102	160	254	308
1959	334	346	205	122	94	71	82	85	88	140	260	208
1960	214	211	185	137	122	91	Library closed for rebuilding.
1961	Library closed for rebuilding								103	111	165	255
1962	140	127	183	48	60	57	68	55	71	129	219	474
1963	276	329	152	115	80	49	58	48	64	106	178	184

MILL HILL
Smoke
1960	—	—	—	—	—	—	20	40	60	90	100	160
1961	120	96	130	67	48	39	32	27	55	71	131	174
1962	107	94	113	66	47	32	44	28	53	89	128	188
1963	138	159	74	72	40	36	32	35	58	67	100	130
Sulphur
1960	—	—	—	—	—	—	74	77	88	134	165	217
1961	180	157	208	110	75	69	44	40	80	101	154	345
1962	183	124	156	78	56	51	54	32	74	103	192	394
1963	234	319	134	119	81	67	66	58	79	112	181	178

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Reflectometer in use from May 1959.
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