Agua Prieta in context: Street-network sprawl trends

Agua Prieta in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
Agua PrietaSonora (Region)Mexico (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Agua Prieta plotted against Sonora and México. The SNDi of new construction in Agua Prieta peaked in 1976-1990, compared to Sonora which followed a zig-zag trend with an overall increase and México which followed a zig-zag trend with an overall increase. Most recently, Agua Prieta's incremental SNDi fell from 1.76 to 1.55 between 1991-2005 and 2006-2020. In terms of the aggregate network, Agua Prieta ranked 5th out of 10 cities in Sonora and 20th out of 182 in México as of 2020.

New Street Additions (2006–2020)

SNDi value
1.55
Rank in México
5th of 182
Rank in Sonora
3rd of 10

Entire Network (Aggregate)

SNDi value
1.81
Rank in México
20th of 182
Rank in Sonora
5th of 10

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
Agua PrietaKitamiLinwu

In new street additions, Agua Prieta and Linwu both built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Kitami fluctuated in its street-construction patterns. For the full network, Agua Prieta and Linwu both grew more disconnected from 1975 through 1976-1990, then improved, while Kitami became progressively more disconnected. Notably, Agua Prieta had a more sprawly network than Linwu in 1975 but the two have since reversed their relative ranking.