Summary of quantitative results
Guidelines for exceedances are based on:
United States
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Chemistry tests
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Cedar River #2 in Iowa
Corriell Nature Preserve has data for previous_weather, turbidity, oxygen, water_temperature, air_temperature, nitrates, conductivity, hardness, chlorine, alkalinity, ph, on_the_water_s_surface, odour, recent_precipitation, current_weather, previous_weather_description, and pollution_signs from 16 December 2025 to 8 April 2026.
This data is part of a bigger dataset, Bur Oak Water Quality.