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Water Supply — NPDES discharge permits in Arizona

Of the 9 permits in EPA's SIC 4941 in AZ, 0 went over a limit between 2025-10-01 and 2026-09-30. 2 are past the expiry date EPA's file holds; 6 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
City Of Phoenix
AZ0024554 · Water Supply
No value over a limitRenewal application due Feb 16, 2028
City Of Phoenix Water Services Department
AZ0023442 · major · Water Supply
No value over a limitExpires Mar 31, 2029
City Of Tucson - Parks And Recreation Dept
AZ0024201 · Water Supply
No value over a limitRenewal application due Nov 24, 2027
City Of Tucson - Water
AZ0026166 · major · Water Supply
No value over a limitRenewal application due Dec 16, 2027
City Of Yuma
AZ0025411 · Water Supply
No value over a limitRenewal application due Dec 2, 2026
Motorola Solutions, Inc.
AZ0025933 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Motorola Solutions, Inc.
AZ0026123 · Water Supply
No value over a limitRenewal application due Jun 1, 2027
Salt River Valley Water Users' Association
AZ0024341 · Water Supply
No value over a limitRenewal application due Mar 13, 2027
Usdoi Nps - Grand Canyon Np
AZ0023621 · Water Supply
No value over a limit; 43 required values not reportedPermit past the expiry date EPA's file holds

The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.

For programs and AI agents: this screen as JSON at /api/v1/permits?state=AZ&sic=4941, narrowed with &over_limit=true, &parameter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states