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Annual water-quality report: county sampling shows improvements in some creeks, continued bacteria issues in Pages Creek

New Hanover County Board of Commissioners · November 4, 2025
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Summary

County monitoring of eight tidal creeks and Airlie Gardens (July 2024–June 2025) found broadly good turbidity and chlorophyll results but persistent Enterococcus exceedances in upstream portions of Pages Creek and nutrient‑driven algal growth in Airlie Gardens.

New Hanover County received its 2024–25 water‑quality monitoring report Wednesday, covering monthly sampling at 20 tidal‑creek sites across eight creeks and three freshwater sites in Airlie Gardens (the report’s 12‑month window ran July 2024–June 2025). The contracted marine biologist, Brad Rosoff of Coastal Protection Engineering, summarized results and next steps for addressing chronic bacterial and nutrient concerns.

Rosoff said turbidity and chlorophyll measurements were largely “good” across the creeks, with fewer than 10% of sampling exceedances at most sites over the year. Dissolved oxygen readings were mixed: most sites were in the good or fair range, while a small number—notably Island Creek and Prince George Creek—showed lower dissolved…

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