Location

Time

SO₂

(ppm)

NO₂

(ppm)

CO

(ppm)

O₃

(ppm)

PM_2.5

(μg/m³)

PM₁₀

(μg/m³)

AQI

Colour Indicator

Rumuola by Fly-over N04˚49'57.8"

E007˚00'20.7"

BL

0.8

0.1

18

<0.1

95

80

462

HAZ

DL

0.1

<0.1

1

<0.1

18

15

161

UH

AL

0.2

0.1

9

<0.1

60

40

234

VUH

1^st Artillery by (Best bite) N04˚50'38.7"

E007˚02'16.7"

BL

0.4

0.04

20

<0.1

50

45

335

HAZ

DL

0.2

<0.1

4

<0.1

14

12

234

VUH

AL

0.2

<0.1

10

<0.1

30

20

234

VUH

Rumukrushi by Tank N04˚51'49.8"

E007˚03'25.0"

BL

0.7

0.2

24

<0.1

125

120

429

HAZ

DL

<0.1

<0.1

6

<0.1

25

18

163

UH

AL

0.2

0.1

12

<0.1

40

30

243

VUH

Eneka Round-About N04˚53'43.1"

E007˚02'20.5"

BL

0.4

0.05

8

<0.1

20

15

331

HAZ

DL

<0.1

<0.1

3

<0.1

20

10

140

UHSG

AL

0.1

0.04

6

<0.1

30

20

163

UH

Waterline opposite RTC N04˚48'58.5"

E007˚00'29.0"

BL

0.6

0.1

16

<0.1

120

105

391

HAZ

DL

<0.1

<0.1

4

<0.1

42

28

140

UHSG

AL

0.1

0.1

7

<0.1

80

60

208

VUH

Elekahia Stadium Junction NO4˚49'19.91"

E007˚1'27.13"

BL

0.5

0.004

12

<0.1

35

20

364

HAZ

DL

<0.1

<0.1

2

<0.1

5

10

140

UHSG

AL

0.1

<0.1

8

<0.1

10

10

188

UH

Sharks Stadium

NO4˚45'55.55"

E007˚1'19.5"

BL

0.7

0.02

10

<0.1

40

35

429

HAZ

DL

<0.1

<0.1

3

<0.1

15

10

140

UHSG

AL

0.4

<0.1

4

<0.1

30

20

331

HAZ

NNPC Mega Filling Station NO4˚45'42.69"

E007˚1'9.72"

BL

0.8

0.04

22

<0.1

135

110

462

HAZ

DL

0.1

<0.1

4

<0.1

20

15

140

UHSG

AL

0.3

0.02

8

<0.1

80

70

298

VUH

Eleme Junction Flyover N04˚53'43.1"

E007˚02'20.5"

BL

1.2

0.1

28

<0.1

140

135

593

HAZ

DL

0.2

<0.1

12

<0.1

60

50

257

VUH

AL

0.6

0.05

16

<0.1

110

90

391

HAZ

Rukpokwu Junction

N04˚54'11.7"

E006˚59'19.0"

BL

0.9

0.02

14

<0.1

50

45

495

HAZ

DL

<0.1

<0.1

5

<0.1

15

15

159

UH

AL

0.2

0.01

8

<0.1

20

18

391

HAZ

Key Index

Hazardous (HAZ)

Unhealthy (UH)

Very Unhealthy (VUH)

Unhealthy for sensitive groups (UHSG)