Location

Frogmore SB

Stevenage Brook

Stevenage Brook in England

Dataset summary

Frogmore SB has data for ammonia_nitrogen, current_weather, rain_previous_24hrs, colour, clarity, shore_vegetation, invasive_plants_uk, wildlife_uk, outfall_observations, pollution_evidence, water_level, water_flow, obstacles, channel_bed_materials, estimated_width, average_depth, water_temperature, conductivity, turbidity, phosphates, nitrate_nitrogen, nitrite_nitrogen, and aquatic_vegetation from 31 July 2026 to 28 August 2026.

51.866736, -0.130563

Summary of quantitative results

Guidelines for exceedances are based on: United Kingdom England

  • Physical tests

    • Estimated average water depth

      Community scientist estimate (depth)

      0.1m

      Latest

      0.18m

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

    • Estimated width at water level

      Community scientist estimate (width)

      3.0m

      Latest

      3.0m

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

    • Turbidity

      Turbidity tube (50 cm)

      14.0NTU

      Latest

      14.0NTU

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

  • Chemistry tests

    • Nitrite-nitrogen

      WaterWorks Nitrate/Nitrite Test Strips (nitrite-nitrogen)

      0.3mg/L

      Latest

      0.15mg/L

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

    • Ammonia-nitrogen

      Simplex Health teststrip (ammonia-nitrogen - low range)

      1.0mg/L

      Latest

      1.0mg/L

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

    • Water temperature

      Water Rangers pen-type meter (temperature)

      19.1°C

      Latest

      18.70°C

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

    • Conductivity

      Water Rangers pen-type meter (conductivity)

      430.0μS/cm

      Latest

      247.95μS/cm

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

    • Phosphate

      Hanna checker (phosphate - low range)

      0.31mg/L

      Latest

      0.24mg/L

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

    • Nitrate-nitrogen

      WaterWorks Nitrate/Nitrite Test Strips (nitrate-nitrogen)

      2.0mg/L

      Latest

      1.25mg/L

      Average

      Not enough data for trend yet

      Trendlines will appear once >3 datapoints are entered.

View observation list ›