Observation

Art's Riffle

Swan Creek

River or stream

December 29, 2025 at 12:30 PM

QA status: Reviewed: quality check complete

Weather observations

  • Current weather description

    Community scientist interpretation

    mild winter day

  • Current weather

    Community scientist interpretation

    • Cloudy

  • Weather in the past 24hrs

    Community scientist interpretation

    • Cloudy

Chemistry tests

  • pH

    Unspecified equipment (pH)

    7.0

    Regulatory

  • Oxygen

    Unspecified equipment (dissolved oxygen in mg/L)

    7.53 mg/L

    Regulatory

  • Oxygen

    Unspecified equipment (dissolved oxygen %)

    79.4 %

  • Air temperature

    Unspecified equipment (air temperature)

    6.0 °C

  • Water temperature

    Unspecified equipment (water temperature)

    5.1 °C

  • Total dissolved solids (TDS)

    Unspecified equipment (TDS)

    275 ppm

Notes

interrupted the Great Blue Heron successfully fishing ... note: adult Coho spawned over past 3 weeks > only evidence now is disturbed spawning gravel.