Analyzing the data for wastewater generation in Denmark reveals a fluctuating trend, with significant year-on-year variations. In 2023, the value stood at 609.36 million cubic meters. Over the past decade, the largest increase occurred in 2013 with a 3.04% rise, and the largest decrease in 2016 at -6.17%. More recently, the year-on-year rates have shown minor fluctuations, with 2023 witnessing a slight reduction of 0.48% following a more substantial drop of 4.44% in 2022. The Compound Annual Growth Rate (CAGR) over the past five years has been -0.8%, indicating a marginal overall decline. Forecasts suggest a steady reduction in wastewater generation with a projected CAGR of -0.37% until 2028.

Key future trends to watch for include:

Efficiency improvements in water usage due to advanced technologies.
Government regulations aimed at reducing water consumption and wastewater production.
Economic and population growth trends, potentially affecting overall wastewater volumes.