Peña Negra in context: Street-network sprawl trends

Pena Negra in context

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
Pena NegraLoreto (Region)Peru (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Peña Negra plotted against Loreto and Peru. The SNDi of new construction in Peña Negra was at its lowest in 1991-2005, compared to Loreto which followed a zig-zag trend with an overall increase and Peru which followed a zig-zag trend with an overall increase. Most recently, Peña Negra's incremental SNDi rose from 4.8 to 5.95 between 1991-2005 and 2006-2020. In terms of the aggregate network, Peña Negra ranked 3rd out of 3 cities in Loreto and 43rd out of 43 in Peru as of 2020.

New Street Additions (2006–2020)

SNDi value
5.95
Rank in Peru
43rd of 43
Rank in Loreto
3rd of 3

Entire Network (Aggregate)

SNDi value
6.1
Rank in Peru
43rd of 43
Rank in Loreto
3rd of 3

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
Pena NegraSawla Felege NewayGuidan Roumdji

In new street additions, Peña Negra built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns, while Sawla Felege Neway built increasingly disconnected streets over time and Guidan Roumdji built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Peña Negra became progressively more connected, while Sawla Felege Neway became progressively more disconnected and Guidan Roumdji became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Peña Negra and Sawla Felege Neway have been converging in their street-network character since 1975.