The Pangkajene is a river of south-western Sulawesi, north of Makassar, Indonesia, about 1400 km northeast of capital Jakarta.[1]

Pangkajene River
Map of the river basin
Pangkajene River is located in Sulawesi
Pangkajene River
Location of river mouth in Sulawesi
Pangkajene River is located in Indonesia
Pangkajene River
Location of river mouth in Indonesia
Native nameSalo Pangkajene (Indonesian)
Location
CountryIndonesia
Physical characteristics
Source 
 • locationSulawesi
MouthPolong River and Tangnga River
 • location
South Sulawesi
 • coordinates
4°50′55″S 119°30′41″E / 4.84861°S 119.51139°E / -4.84861; 119.51139

Hydrology

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Pangkajene River flows into the Polong River and Tangnga River near the sea at 4°50′55″S 119°30′41″E / 4.84861°S 119.51139°E / -4.84861; 119.51139, near the village of the same name. Upstream, the stretch of river is known as the Koraja River. The rock of the river is Jurassic Paremba Sandstone and contains many shallow marine sedimentary rocks and crystalline schists.[2][3] The fossilized remains of plants have been discovered in the Pangkajene area.[4]

Geography

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The river flows in the southwestern area of Sulawesi island with predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification).[5] The annual average temperature in the area is 25 °C. The warmest month is September, when the average temperature is around 28 °C, and the coldest is January, at 21 °C.[6] The average annual rainfall is 2570 mm. The wettest month is January, with an average of 480 mm rainfall, and the driest is September, with 33 mm rainfall.[7]

Salo Pangkajene
Climate chart (explanation)
J
F
M
A
M
J
J
A
S
O
N
D
 
 
480
 
 
23
19
 
 
207
 
 
24
24
 
 
261
 
 
25
23
 
 
272
 
 
26
25
 
 
273
 
 
26
24
 
 
243
 
 
28
24
 
 
196
 
 
27
22
 
 
46
 
 
30
23
 
 
33
 
 
32
24
 
 
66
 
 
31
25
 
 
161
 
 
28
24
 
 
331
 
 
25
24
Average max. and min. temperatures in °C
Precipitation totals in mm
Source: [6]
Imperial conversion
JFMAMJJASOND
 
 
19
 
 
73
66
 
 
8.1
 
 
75
75
 
 
10
 
 
77
73
 
 
11
 
 
79
77
 
 
11
 
 
79
75
 
 
9.6
 
 
82
75
 
 
7.7
 
 
81
72
 
 
1.8
 
 
86
73
 
 
1.3
 
 
90
75
 
 
2.6
 
 
88
77
 
 
6.3
 
 
82
75
 
 
13
 
 
77
75
Average max. and min. temperatures in °F
Precipitation totals in inches
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See also

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References

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  1. ^ Salo Pangkajene at Geonames.org (cc-by); Last updated 17 January 2012; Database dump downloaded 27 November 2015
  2. ^ Koji Wakita; Jan Sopaheluwakan; Kazuhiro Miyazaki; Iskandar Zulkarnain; Munasri (1996). Part 2: Tectonic Development of Southeast Asia:Tectonic evolution of the Bantimala Complex, South Sulawesi, Indonesia. Vol. 106. Geological Society, London. pp. 353–364.
  3. ^ Obermaier-Gesellschaft, Hugo (1977). Quartär: Jahrbuch für Erforschung des Eiszeitalters und der Steinzeit, Volumes 27–28. Röhrscheid. p. 23.
  4. ^ Tony Whitten; Muslimin Mustafa; Gregory S. Henderson (2001). The Ecology of Sulawesi, Volume 4. Tuttle Publishing. p. 11. ISBN 962-593-075-2.
  5. ^ Peel, M C; Finlayson, B L; McMahon, T A (2007). "Updated world map of the Köppen-Geiger climate classification". Hydrology and Earth System Sciences. 11 (5): 1633–1644. Bibcode:2007HESS...11.1633P. doi:10.5194/hess-11-1633-2007.
  6. ^ a b "NASA Earth Observations Data Set Index". NASA. 30 January 2016.
  7. ^ "NASA Earth Observations: Rainfall (1 month – TRMM)". NASA/Tropical Rainfall Monitoring Mission. 30 January 2016.