The Public Works Department provides municipal services through four divisions: Engineering, Maintenance and Operations, Utilities, and Environmental.

Public Works is responsible for capital improvements, maintenance of the City's transportation and utility infrastructure, city-owned buildings, city-owned fleet and machinery, as well as trash and recycling collection for single-family residences. This department also manages drinking water resources, water and wastewater treatment facilities, and water distribution and collection systems.

Public Works Divisions

Engineering Division
The Engineering Division is responsible for a majority of capital improvement programs, special projects, annual contracting, and right of way permitting.

Operations Division

The Maintenance and Operations Division inspects and maintains portions of Northglenn's infrastructure. The City has 106 center lane miles of roadway network, 182 miles of water line, 138 miles of sanitary sewer system, and 25 miles of storm line. This division manages Northglenn’s fleet vehicles and equipment, and provides trash and recycling services to all residential customers.

Key services are provided through four sections:

• Fleet Maintenance maintains and repairs city vehicles and equipment.
• Street Services handles snow plowing, street sweeping, asphalt patching, crack sealing, lane striping, street signs, and maintenance of stormwater inlets.
• Water Distribution and Wastewater Collection maintains and repairs the City's water and sewer infrastructure, which includes valves, service connections, water meters, and fire hydrants.
• Sanitation collects trash and recycling at single-family residences.  This service also includes special pickups of bulky items, a yard waste disposal facility, and two recycling drop-off locations.

Utilities Division 
The Utilities Division is responsible for providing  clean, safe and dependable drinking water within Northglenn,  as well as the treatment of wastewater, meeting all  environmental and regulatory standards.  The City owns and manages a Water Treatment Facility, a Wastewater Treatment Facility , four elevated water storage tanks, 10 lift stations, and one booster station.  In addition, the Utilities Division maintains and repairs all municipal facilities.

Key services are provided through four sections:

• Water Operations oversees the treatment of the City's drinking water under the requirements of the Safe Drinking Water Act. This division also operates Northglenn's 24-hour emergency call center.
• Laboratory Operations performs the chemical and microbiological analysis of the City's raw water, drinking water, and wastewater. Additionally, this section monitors federal and state regulatory activities that may impact both the drinking water and wastewater operations. The  laboratory is certified by the Colorado Department of Public Health and Environment for drinking water analysis.
• Maintenance Services maintains and repairs all municipal facilities including, City Hall,  Recreation Center,  Justice Center, Maintenance and Operations Facility, Water and Wastewater Treatment Facilities, and parks city-wide.
• Wastewater Operations is responsible for the treatment of the City's wastewater under the requirements of the Clean Water Act.

Environmental Division

The Environmental Division administers programs related to environmental protection within Northglenn. This division supports water and wastewater operations, and are directly tied to federal and state environmental regulations and statutes. 

Key services are provided through five sections:

• Cross-Connection Control administers the City’s cross-connection and backflow control program, ensuring that the drinking water system is protected from potential contamination.
• Industrial Pretreatment protects the City’s wastewater treatment facility as well as the sewer collection system from industrial and commercial pollutants.
• Stormwater oversees the City’s stormwater permit and implementing programs to reduce the discharge of pollutants into the stormwater collection system.
• Water Resources focuses on water rights, including water rights accounting and acquisition.  This division also develops and implements the Northglenn's water conservation programs.
• Water Quality uses  data from the lab to assist with water and wastewater treatment facility operations.  This division also monitors updates to federal and state laws and regulations to ensure that Northglenn maintains proper compliance with all applicable rules and regulations.