Colachel: city in Tamil Nadu, India
What exactly constitutes the spatial extent of the city? For these aggregations, we used the Global Human Settlement Layer Urban Center Database (GHS-UCDB) to define the boundaries of the city. These cities -- or urban centers -- cover areas that are densely populated and built-up, and so may extend beyond the spatial borders of these cities that we may be familiar with. The GHS area is shaded in blue.
View Colachel, India on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Colachel as of 2014, the overall level of street-network sprawl is 1.21, which is relatively well-connected.
Trends in street network construction: The SNDis of street construction for the respective time periods are nan, nan, nan and 1.6. Data was not available in 1975, 1976-1990 and 1991-2000.
Quantity of street network construction: The street network in Colachel spans a total of 27 kilometers. It is dominated by roads constructed prior to 1975. These roads have an SNDi of nan, which is highly disconnected.
Effect on the aggregate network: New construction in each period adds to the total stock of streets, but does not change streets that have already been built. Therefore, it has a limited effect on the street network as a whole. The SNDis of the aggregate street network in the respective time periods are nan, nan, -0.66 and 1.21. Data was not available in 1975 and 1976-1990.
Colachel and Tamil Nadu do not follow the same trend in the disconnectivity of their street network constructions. There was not enough data from the city, while the SNDi of street constructions in Tamil Nadu rose steadily.
How do development practices in Colachel fare in comparison to others in Tamil Nadu? Most recently in 2001-2014, street construction in Colachel was the 116th-most disconnected out of the 151 cities in Tamil Nadu. Colachel ranked 116th in 2001-2014. There was no ranking in 1975, 1976-1990, and 1991-2000 due to unavailable data.
Colachel and India do not follow the same trend in the disconnectivity of their street network constructions. There was not enough data from the city, while the SNDi of street constructions in India rose steadily.
How do development practices in Colachel fare in comparison to others in India? Most recently in 2001-2014, street construction in Colachel was the 947th-most disconnected out of the 1716 cities in India. Colachel ranked 947th in 2001-2014. There was no ranking in 1975, 1976-1990, and 1991-2000 due to unavailable data.
Colachel and Tamil Nadu do not follow the same trend in the disconnectivity of their aggregate street networks. There was not enough data from the city, while the SNDi of street constructions in Tamil Nadu rose steadily.
To date, Colachel is the 129th-most disconnected out of the 151 cities in Tamil Nadu. Its position in the ranks since 1975 has risen; relative to other cities in Tamil Nadu, the street network in Colachel has become more disconnected. Colachel ranked 141st in 1991-2000 and 129th in 2001-2014. There was no ranking in 1975 and 1976-1990 due to unavailable data.
Colachel and India do not follow the same trend in the disconnectivity of their aggregate street networks. There was not enough data from the city, while the SNDi of street constructions in India rose steadily.
To date, Colachel is the 1260th-most disconnected out of the 1716 cities in India. Its position in the ranks since 1975 has risen; relative to other cities in India, the street network in Colachel has become more disconnected. Colachel ranked 1476th in 1991-2000 and 1260th in 2001-2014. There was no ranking in 1975 and 1976-1990 due to unavailable data.
As of 2015, Colachel had a built-up area of 0.81 square kilometers, and a population of 84259 people.
These are some other cities with approximately the same population: