[Report 1971] / Medical Officer of Health, Chesterfield Borough.

  • Chesterfield (England). Borough Council.
Date:
1971
Catalogue details

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: [Report 1971] / Medical Officer of Health, Chesterfield Borough. Source: Wellcome Collection.

    39/84 (page 37)
    BOROUGH OF CHESTERFIELD RECORDING OF ATMOSPHERIC POLLUTION BY DAILY VOLUMETRIC METHOD Monthly Averages for Smoke Concentration and Sulphur Dioxide Concentration for the year ending 31st December, 1971 a> >■ 3 s os 00 74 70 68 76 68 3 78 0 2 <■ Q • V-l 00 OS ‘n Tf 0 VO c > rj- (N <N CO <N 3 J 0 0. 2 >■ VO On ON <N os <N 00 00 OS CO OS wo 00 Ov ro 00 r** CO WO 0 wo 0 Si (S (N <N <N <N <N <N > . a> z > On 0 On VO V—H 00 VO 1 0 Tj* <N <N cs VO 1 < 0 z 0 > >0 Tl- CO wo CO C E J 0 00 w <N <N SO 0 3 0 wo 55 00 r-* VO 0 CO Os (N X VO <N CO . Cv so 0 0 1—< CO VO 8 OS 00 > 0 VO V-) r*^ <N 0 00 Os 0 0 wo 2 ’>< < (N fS u 0 0 Q • 0 0 (N 00 0 0 > Os VO SO CO (N WO >» d J w _o . <7n r- OS VO , , VO (N CO Lm > 0 VO 0 VO os <N r- 00 r** 0 0 C/3 s VO Tl* <N CO fS (N (N T-^ <N CO 1 • r- cn (N 00 <N CO 0 VO wo CO CN > 00 os Os fS CO (N r*- wo 6 < c . fS os 00 Tj- fS v-H CO VO 00 0 0 L.V fO CN E C/3 C/3 . Ov so (N VO 0 <N CO CO On so so > 00 0 SO 00 SO 0 WO r- 00 PC r** SO (N wo . 00 0 0 tn 0 ITS Os 0\ 00 tJ- > (S 00 so OS 00 00 00 0 1-H CN so 2 < X 0 . Q d • 00 F<H 0 <N 0 V—1 CO wo CO VO 3 X > J o\ r- 00 OS VO m *0 Tt VO VO VO VO c 0, s m VO r- VO CO CO r- r- OS 0 > Ov 0 00 00 00 VO CO CO 0 CO CO wo c/3 PC VO (N (N (N (N CS CO . 0 r*' <N V-) wo (N d > <N 00 VO cn ro <N CO r-* 00 00 z < (S C 0 <N VO (S r*' r- os OS CO cC 0 > (N (N <N 1-H <N CN 00 E J (/5 * Os VO VO v-s »o 0 00 CO wo > r- v-> r-* os 0 (N CO PC 00 ir» <N WO CO u . Im £> 0 X> <u Xi d (/) B 0 E B c d 0 u d 'Um Ot §> 3 w CL 4> > 0 a> Pu s < 2 d ►0 < C/) 6 Z Q Interpretation: H.V. = Highest Value L.V. = Lowest Value A.V. = Average Value. Smoke measurement represents concentration of smoke particles in micrograms per cubic metre. Sulphur Dioxide measurement represents concentration of SO2 in micrograms per cubic metre.