Summary of quantitative results
Guidelines for exceedances are based on:
United Kingdom
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Salmons Brook/Houndsden Gutter/Grovelands Stream in Enfield
Grovelands Park Stream below dam has data for ammonia, previous_weather, current_weather, phosphates, turbidity, water_temperature, conductivity, and algae from 30 July 2023 to 2 November 2025.