[Report of the Medical Officer of Health for Hillingdon] page 62

Hillingdon 1972

[Report of the Medical Officer of Health for Hillingdon]

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Table: Monthly Averages for Smoke and Sulphur Dioxide in Microgrammes per Cubic Metre for 1972

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Monthly Averages for Smoke and Sulphur Dioxide in Microgrammes per Cubic Metre for 1972

Month	76 High St., Northwood		West Mead Clinic, South Ruislip		Coldharbour Lane, Hayes		Grange Park School, Lansbury Dr., Hayes		Dragonfield, High Street, Uxbridge		Oak Farm School, Long Lane, Hillingdon		Drayton Hall, Station Rd., West Drayton
Month	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂	Smoke	SO₂
January	57	81	44	140	55	142	45	148	55	81	45	131	82	179
February	51	101	45	166	50	160	48	149	58	96	45	148
March	45	121	47	184	80	232			53	133	50	189	80	252
April			11	77	18	96	10	70	11	54	12	74	24	87
May			11	56	21	78	10	56	14	39	13	61	29	78
June	9	24	9	44	19	60	9	41					20	43
July	9	30	11	50	17	62	10	44	11	34	10	54	31	66
August	16	40	17	61	24	52	18	43	22	40
September	35	63	34	69	44	85	33	89	39	55			47	83
October	28	66	24	88	35	105	24	90	33	70	26	95
November	36	57	31	96	43	102	33	88	37	55	29	91
December	55	105			46	144	38	146	47	108	42	161