Size-Segregated Particulate Matter Down to PM0.1 and Carbon Content during the Rainy and Dry Seasons in Sumatra Island, Indonesia
Abstract
:1. Introduction
2. Methodology
2.1. Sampling Site
2.1.1. Padang City
2.1.2. Muaro Jambi Regency
2.1.3. Pekanbaru City
2.2. Sampling Methods
2.3. Sampling Procedure
2.4. Analysis of Carbonaceous Components
2.5. Backward Trajectory and Hotspots
3. Result and Discussion
3.1. Status of PM Concentration
3.2. PM and Carbonaceous Component Affected by Season and Location
3.3. Influence of Peatland Fires and Air Mass Transportation during the Dry Season
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Location | Season | Date | Sample (n) | Temperature (°C) | Humidity (%) | Precipitation (mm) | Sunlight (Hour) | Wind Direction |
---|---|---|---|---|---|---|---|---|
Padang | Rainy | 8–13 March | 5 | 26.53 ± 0.76 | 89.00 ± 4.04 | 11.2 ± 17.95 | 5.13 ± 2.13 | N |
Dry | 17–29 August | 8 | 26.92 ± 0.92 | 75.46 ± 5.71 | 7.5 ± 4.94 | 6.01 ± 3.84 | N | |
Jambi | Rainy | 14–19 March | 5 | 27.35 ± 0.75 | 83.00 ± 4.10 | 4.1 ± 6.22 | 5.32 ± 2.73 | N, NE |
Dry | 17–24 August | 8 | 27.80 ± 0.85 | 78.00 ± 4.44 | 0.4 ± 1.06 | 6.84 ± 2.04 | SE | |
Pekanbaru | Rainy | 20–25 March | 5 | 27.28 ± 0.83 | 80.33 ± 5.99 | 10.0 ± 17.55 | 5.72 ± 2.91 | N |
Dry | 17–26 August | 8 | 27.86 ± 0.94 | 78.30 ± 4.95 | 1.8 ± 4.72 | 4.46 ± 2.18 | S, N |
Location | Season | Size (µm) | OC (µg/m3) | EC (µg/m3) | TC (µg/m3) | Soot-EC (µg/m3) | OC/EC (-) | Mass (µg/m3) | TC/Mass (-) | Soot-EC/TC (-) |
---|---|---|---|---|---|---|---|---|---|---|
Padang | Rainy | <0.1 | 2.82 | 0.34 | 3.16 | 0.24 | 8.19 | 5.36 | 0.59 | 0.08 |
0.1–0.5 | N/A | N/A | N/A | N/A | N/A | 2.17 | N/A | N/A | ||
0.5–1 | 1.70 | 0.22 | 1.92 | 0.15 | 7.68 | 6.15 | 0.31 | 0.08 | ||
1–2.5 | 3.08 | 0.34 | 3.42 | 0.09 | 9.02 | 6.73 | 0.51 | 0.03 | ||
2.5–10 | 8.34 | 0.91 | 9.25 | 0.14 | 9.13 | 13.44 | 0.69 | 0.02 | ||
>10 | 0.53 | 0.08 | 0.62 | 0.02 | 6.42 | 2.13 | 0.29 | 0.04 | ||
Dry | <0.1 | 1.57 | 0.25 | 1.82 | 0.16 | 6.34 | 5.57 | 0.33 | 0.09 | |
0.1–0.5 | N/A | N/A | N/A | N/A | N/A | 0.77 | N/A | N/A | ||
0.5–1 | 1.03 | 0.53 | 1.56 | 0.23 | 1.93 | 6.56 | 0.24 | 0.15 | ||
1–2.5 | 1.58 | 0.43 | 2.01 | 0.12 | 3.69 | 8.69 | 0.23 | 0.06 | ||
2.5–10 | 1.59 | 0.44 | 2.04 | 0.10 | 3.60 | 10.36 | 0.20 | 0.05 | ||
>10 | 0.19 | 0.05 | 0.24 | 0.01 | 4.10 | 3.92 | 0.06 | 0.06 | ||
Jambi | Rainy | <0.1 | 2.40 | 0.59 | 3.00 | 0.40 | 4.05 | 9.20 | 0.33 | 0.13 |
0.1–0.5 | N/A | N/A | N/A | N/A | N/A | 3.47 | N/A | N/A | ||
0.5–1 | 3.28 | 1.17 | 4.46 | 0.47 | 2.81 | 12.45 | 0.36 | 0.11 | ||
1–2.5 | 2.15 | 0.59 | 2.74 | 0.16 | 3.66 | 9.09 | 0.30 | 0.06 | ||
2.5–10 | 2.86 | 0.70 | 3.56 | 0.13 | 4.07 | 14.09 | 0.25 | 0.04 | ||
>10 | 0.18 | 0.08 | 0.26 | 0.02 | 2.42 | 6.05 | 0.04 | 0.09 | ||
Dry | <0.1 | 2.45 | 0.55 | 3.00 | 0.43 | 4.44 | 9.61 | 0.31 | 0.14 | |
0.1–0.5 | N/A | N/A | N/A | N/A | N/A | 4.56 | N/A | N/A | ||
0.5–1 | 4.62 | 0.51 | 5.13 | 0.54 | 9.03 | 15.94 | 0.32 | 0.10 | ||
1–2.5 | 2.96 | 0.73 | 3.70 | 0.30 | 4.03 | 13.18 | 0.28 | 0.08 | ||
2.5–10 | 2.55 | 0.63 | 3.17 | 0.16 | 4.07 | 18.28 | 0.17 | 0.05 | ||
>10 | 0.42 | 0.11 | 0.53 | 0.03 | 3.82 | 8.77 | 0.06 | 0.06 | ||
Pekanbaru | Rainy | <0.1 | 3.22 | 0.71 | 3.93 | 0.55 | 4.55 | 10.92 | 0.36 | 0.14 |
0.1–0.5 | N/A | N/A | N/A | N/A | N/A | 5.64 | N/A | N/A | ||
0.5–1 | 4.47 | 0.68 | 5.15 | 0.57 | 6.55 | 15.64 | 0.33 | 0.11 | ||
1–2.5 | 3.64 | 0.93 | 4.57 | 0.30 | 3.90 | 10.61 | 0.43 | 0.06 | ||
2.5–10 | 2.71 | 0.72 | 3.43 | 0.20 | 3.75 | 13.17 | 0.26 | 0.06 | ||
>10 | 0.28 | 0.10 | 0.37 | 0.04 | 2.82 | 5.35 | 0.07 | 0.10 | ||
Dry | <0.1 | 3.30 | 0.61 | 3.91 | 0.50 | 5.41 | 15.16 | 0.26 | 0.13 | |
0.1–0.5 | N/A | N/A | N/A | N/A | N/A | 4.70 | N/A | N/A | ||
0.5–1 | 5.39 | 1.29 | 6.69 | 0.59 | 4.17 | 21.48 | 0.31 | 0.09 | ||
1–2.5 | 5.27 | 1.27 | 6.54 | 0.51 | 4.16 | 17.79 | 0.37 | 0.08 | ||
2.5–10 | 5.53 | 1.88 | 7.41 | 0.59 | 2.95 | 20.20 | 0.37 | 0.08 | ||
>10 | 0.82 | 0.17 | 0.98 | 0.07 | 4.91 | 13.36 | 0.07 | 0.07 |
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Amin, M.; Putri, R.M.; Handika, R.A.; Ullah, A.; Goembira, F.; Phairuang, W.; Ikemori, F.; Hata, M.; Tekasakul, P.; Furuuchi, M. Size-Segregated Particulate Matter Down to PM0.1 and Carbon Content during the Rainy and Dry Seasons in Sumatra Island, Indonesia. Atmosphere 2021, 12, 1441. https://doi.org/10.3390/atmos12111441
Amin M, Putri RM, Handika RA, Ullah A, Goembira F, Phairuang W, Ikemori F, Hata M, Tekasakul P, Furuuchi M. Size-Segregated Particulate Matter Down to PM0.1 and Carbon Content during the Rainy and Dry Seasons in Sumatra Island, Indonesia. Atmosphere. 2021; 12(11):1441. https://doi.org/10.3390/atmos12111441
Chicago/Turabian StyleAmin, Muhammad, Rahmi Mulia Putri, Rizki Andre Handika, Aulia Ullah, Fadjar Goembira, Worradorn Phairuang, Fumikazu Ikemori, Mitsuhiko Hata, Perapong Tekasakul, and Masami Furuuchi. 2021. "Size-Segregated Particulate Matter Down to PM0.1 and Carbon Content during the Rainy and Dry Seasons in Sumatra Island, Indonesia" Atmosphere 12, no. 11: 1441. https://doi.org/10.3390/atmos12111441