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Tanque Verde Creek flow hits a monthly high
October 20, 2026
Tanque Verde Creek at Tucson measured 18.9 cubic feet per second on October 20, 2026, the highest recent reading captured in the past month. This follows exceptional September precipitation of 3.4 inches across Pima County, which was 2.2 inches above normal and ranked 3rd wettest September on record, likely sustaining flow in this tributary after the monsoon and early fall storms.
Severe drought persists across Pima County
October 20, 2026
23.41% of Pima County is in severe drought (D2 category) or worse as of 2026-10-19. This level of water stress concentrates contaminants and warms remaining surface water, directly affecting aquatic species habitat and water quality across freshwater ecosystems in the region.
Red-spotted toad still turning up on Romero Trail
October 20, 2026
recorded 24 times in the past 30 days, including an observation on 2026-10-17 on Romero Trail in Tucson. The species continues to appear into October, well after the monsoon breeding season ended September 30, indicating sustained dispersal or foraging activity across the landscape.
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