Knowledge Base

The city of Thornton, through its Engineering Services Division, is responsible for overseeing capital improvements, the city's GIS system, surveying and for maintaining the city's National Pollutant Discharge Elimination System (NPDES).

Please contact Engineering Services by calling 720-977-6210 between the hours of 8 a.m. and 5 p.m., business days.  A recorded message may be left at this number, which will be reviewed by city personnel and acted upon accordingly the next business day.  Please leave your name, telephone number, address, location of the pond and as much detailed information as possible.