[Report of the Medical Officer of Health for Hillingdon] page 100

Hillingdon 1968

[Report of the Medical Officer of Health for Hillingdon]

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100
Environmental Health

Table: MONTHLY AVERAGES FOR SMOKE AND SULPHUR DIOXIDE FOR 1968Microgrammes Per Cubic Metre

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MONTHLY AVERAGES FOR SMOKE AND SULPHUR DIOXIDE FOR 1968

Microgrammes Per Cubic Metre

	76 High St., Northwood		West Mead Clinic, South Ruislip		Coldharbour Lane, Hayes		Grange Park School, Hayes		Dragonfield, High Street, Uxbridge		Oak Farm School, Hillingdon		Drayton Hall, West Drayton
	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂
January	93	109	71	176	92	184	56	131	81	158	78	143	63	145
February	74	108	74	168	59	144	55	174	85	168	61	147	70	154
March	38	63	40	94	42	129	30	122	54	126	33	106	39	100
April	38	95	43	127	44	133	31	112	40	122	37	118	42	102
May	24	71	24	95	29	113	21	100	31	93	21	96	28	87
June	14	59	15	82	26	109	15	77	20	62	15	80	20	63
July	15	45	20	59	21	64	14	60	21	48	16	63	23	54
August	9	37	13	42	16	59	9	38	15	39	9	45	17	30
September	17	52	26	59	26	80	16	50	22	52	19	59	25	45
October	32	66	46	117	41	112	30	82	45	85	36	102	38	58
November	61	115	62	178	57	129	43	143	64	145	48	138	64	138
December	84	180	85	229	71	207	57	165	68	166	66	162	90	200