Four field offices serve water users statewide. Each office is managed by a water commissioner, who is the chief engineer's agent, and each is staffed with employees familiar with local water issues.

Division of Water Resources Field Offices
Duties conducted by field office staff include:
- Administering available water supplies
- Responding to public inquiries
- Processing certain water right changes
- Conducting field inspections and investigations
- Investigating water related complaints
- Determining water right compliance
- Data collection
- Providing access to water right records