The Division of Local Government (DLG) conducts an annual survey of local utility providers and gathers information about water and sewer rates. In 2020, drinking water rates, (for 10,000 gallons of use), showed a 24.9% median increase for municipalities. Additionally, municipalities wastewater rates showed a 3.57% median increase.
According to the 2020 rate survey, the average monthly residential water bill for municipal customer in Colorado was $67.93 (based on 10,000 gallons of use). Comparatively, Wellington water customer paid $111.60 (based on 10,000 gallons of use).
Municipal sewer customers in Colorado paid an average monthly bill of $38.04 and Wellington residential customers paid $27.13 on average monthly.