FAQs • Maricopa County, AZ • CivicEngage

Is an approval required for Public Water System infrastructure?: An approval is required for infrastructure that is part of a Public Water System, such as water distribution system pipelines, pressure reducing valve stations, ground water wells, storage tanks, booster pump stations, ground water production facilities or water treatment facilities, by the Department when a new infrastructure facility or system is to be constructed, an existing infrastructure facility or system is going to be modified and the modification affects the capacity, quality, flow, location or operational performance of the facility or system, the operational plan for an infrastructure facility or system is going to be revised, or the infrastructure facility or system is going to be decommissioned.
These types of approvals are issued by the Subdivision, Infrastructure and Planning Program or the Water and Wastewater Treatment Program. For questions concerning these types of approvals please contact these programs directly:
Waste & Water Management Programs

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Water & Waste Management: Drinking Water Approvals and Permits

1. When must an approval be obtained from the Drinking Water Program?: An approval must be obtained from the Drinking Water Program for:
- Creation of a new Public Water System
- Connection of a new or reconnection of a previously used but currently inactive drinking water source
- Closure or deactivation of a drinking water source
- Implementation of Site Sampling, Backflow Prevention and Emergency Operations plans
- Closure of a Public Water System

2. Is an approval required for Public Water System infrastructure?: An approval is required for infrastructure that is part of a Public Water System, such as water distribution system pipelines, pressure reducing valve stations, ground water wells, storage tanks, booster pump stations, ground water production facilities or water treatment facilities, by the Department when a new infrastructure facility or system is to be constructed, an existing infrastructure facility or system is going to be modified and the modification affects the capacity, quality, flow, location or operational performance of the facility or system, the operational plan for an infrastructure facility or system is going to be revised, or the infrastructure facility or system is going to be decommissioned.
These types of approvals are issued by the Subdivision, Infrastructure and Planning Program or the Water and Wastewater Treatment Program. For questions concerning these types of approvals please contact these programs directly:
Waste & Water Management Programs

3. What types of operating permits are issued by the Drinking Water Program?: The following types of operating permits are issued by the Drinking Water Program a Community Public Water System and a Non-Community Public Water System.

4. How much will an operating permit cost?: The fee for a Public Water System (PWS) operating permit is based on the type of PWS, the size of the population served by the PWS and the number of well and treatment plant infrastructure components associated with the PWS.
The fees for operating permits are listed in the fee scheduled in Chapter I of the
Maricopa County Environmental Health Code.