As of 2023, the share of the population connected to wastewater treatment in Spain stood at 88.04%. The forecasted data from 2024 to 2028 indicates a gradual decline in this metric. From 2024 to 2025, there is a -0.26% year-on-year decrease, followed by a similar -0.26% decrease from 2025 to 2026. This trend continues with a -0.26% decline from 2026 to 2027, and a -0.25% decrease from 2027 to 2028.
The compound annual growth rate (CAGR) from 2024 to 2028 is -0.26%, reflecting a gradual but consistent downward trend. This indicates potential challenges in expanding wastewater treatment infrastructure or maintaining current levels of service coverage.
In the future, watch for trends in population growth, urbanization rates, and government policies aimed at improving or expanding wastewater treatment facilities. Technological advancements in wastewater treatment and the implementation of more stringent environmental regulations could also impact these figures.
