Jacob's Island

• Physical tests

• Water depth

  Unspecified equipment (water depth)

  m

  4.0

  Latest

  4.0

  Average

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• Secchi depth (clarity)

  Secchi disk (20 cm diameter)

  m

  3.4

  Latest

  3.80

  Average

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• Chemistry tests

• Chloride

  Unspecified equipment (chloride)

  ppm

  3.2

  Latest

  3.38

  Average

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• Water temperature

  Unspecified equipment (water temperature)

  °C

  17.3

  Latest

  20.08

  Average

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• pH

  Unspecified equipment (pH)

  7.48

  Latest

  8.04

  Average

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• Oxygen

  Unspecified equipment (dissolved oxygen in mg/L)

  mg/L

  7.8

  Latest

  9.5

  Average

  Not enough data for trend yet

  Trendlines will appear once >3 datapoints are entered.

  What do these colours mean?

• Hardness

  Unspecified equipment (hardness)

  mg/L

  120.0

  Latest

  120.0

  Average

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• Conductivity

  Unspecified equipment (conductivity)

  μS/cm

  205.0

  Latest

  208.39

  Average

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• Alkalinity

  Unspecified equipment (alkalinity)

  mg/L

  100.0

  Latest

  113.33

  Average

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• Air temperature

  Unspecified equipment (air temperature)

  °C

  14.0

  Latest

  20.15

  Average

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• Chlorophyll-A

  Unspecified equipment (chlorophyll a)

  mg/L

  0.01

  Latest

  0.01

  Average

  Not enough data for trend yet

  Trendlines will appear once >3 datapoints are entered.

• Calcium

  Unspecified equipment (calcium)

  mg/L

  28.4

  Latest

  24.4

  Average

  View chart breakdown

• Total phosphorus

  Unspecified equipment (total phosphorus)

  ppb

  9.7

  Latest

  10.22

  Average

  View chart breakdown

View observation list ›