Summary of quantitative results
Guidelines for exceedances are based on:
United Kingdom England
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Chemistry tests
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Stanford Brook/Hoe Stream in Surrey
Fox Corner Nature Reserve has data for phosphates, odour, colour, algae, pollution_sources, on_the_water_s_surface, previous_weather, current_weather, nitrates, hardness, alkalinity, ph, chlorine, conductivity, water_temperature, air_temperature, clarity, water_level, water_flow, previous_weather_description, current_weather_description, nitrate_nitrogen, and phosphate_phosphorus from 26 August 2023 to 25 October 2025.