Mexico's Sonora state government requires some 650mn pesos (US$55.5mn) to build wastewater treatment plants, daily Nuevo Sonora reported.
The state will reach 77.9% coverage following the construction of four treatment plants in Nogales, Hermosillo, and Navojoa. Upon completion of these projects, the state will occupy one of the top places nationally in terms of sanitation coverage.
Sonora currently has 96 treatment plants, of which 81 are operating and 15 are out of service. Three have yet to be completed, seven repaired and five must be rebuilt.
The state requires 27 additional treatment plants worth some 446mn pesos. Another 87 plants must be repaired and expanded, which will cost another 112mn pesos, according to national water authority Conagua.