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Arizona · EPA ECHO (national)

CITY OF FLAGSTAFF - WILDCAT HILL WWTP

Permit AZ0020427

—
No waterway impact reported
Reported events
5
Total volume
—
Reached waterways
0 (0%)
Reporting since
2020

What caused the overflows

Root Intrusion
2
Equipment Failure
2
Grease / FOG
1

Reported overflow events (showing 5 of 5)

DateVolumeCauseReached waterReceiving water
Nov 12, 2025—Root Intrusion——
Jan 10, 2025—Equipment Failure——
Apr 8, 2024—Equipment Failure——
Apr 24, 2022—Grease / FOG——
Mar 30, 2020—Root Intrusion——

Source: EPA ECHO (national). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.