Sampling

Location

Mean Values of Particle Counts per 35.315ft3 of Pumped Air

PM0.3µm

PM0.5µm

PM1.0µm

PM2.5µm

PM5.0µm

PM10µm

Uniben (Institutional)

84,061,354

21,184,762

3,756,103

964,200

228,488

105,239

Environmental Class

8

6

6

-

9

-

PPRH (Agricultural)

83,744,578

21,829,261

3,946,098

1,027,313

246,499

115,833

Environmental Class

8

6

6

-

9

-

Ring Road (Commercial)

117,246,860

29,278,607

4,938,096

1,247,679

302,650

147,970

Environmental Class

8

6

6

-

9

-

Ikpoba/Agbor Road (Industrial)

118,940,567

32,824,939

5,162347

1,192,941

283,226

136,669

Environmental Class

8

6

6

-

9

-

Akugbe/Eweka (Residential)

96,422,310

24,379,710

4,303,132

1,133,612

268,747

132,784

Environmental Class

8

6

6

-

9

-