Observation

Site 3 2021

Pike Lake

Lake

March 25, 2022 at 4:05 PM

QA status: Needs review

This observation is under review by Water Rangers, last updated on 2026-07-08, and has not been marked as checked yet. Details are below.

Review needed: Oxygen's result of 1mg/L is below the normal range of 2.0mg/L. Review needed: Conductivity's result of 1098μS/cm is outside the expected range of 123.77-957.06μS/cm (3.0 standard deviations from the historical mean for this location).

Physical tests

  • Secchi depth (clarity)

    Secchi disk (20 cm diameter)

    .1 m

  • Water depth

    Secchi disk (20 cm diameter)

    1.6 m

Chemistry tests

  • pH

    Unspecified equipment (pH)

    7.2

    Regulatory

  • Oxygen

    Chemetrics ampoules (dissolved oxygen)

    1.0 mg/L

    Regulatory

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    1,098 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    6 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    1.5 °C

Notes

Fresh water shrimp? Ice is 1.0 (39")meter thck so .6 (23") of water (Below FSL 1.18 (46"))