PSF
Pacific Salmon Explorer
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Stream Flow

This condition indicator provides information on annual patterns in stream flow for the selected monitoring station. The 20% mean annual discharge (MAD) and 10% MAD thresholds indicate flows below which fish may be negatively impacted.

Median Historical Flow
Range of Historical Flow
Most Recent Year
  • Stream Flow
    Portage River
    20% MAD: 3.5 m³/sec
    10% MAD: 1.7 m³/sec
    JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC141664flow rate (m³/sec)
Central Coast
Columbia
East Vancouver Isl. & Mainland Inlets
Fraser
Haida Gwaii
Nass
Northern Transboundary
Skeena
West Vancouver Island
All Regions

Layers List

  • Stream FlowStream Flow Stations
  • Conservation Unit Boundaries
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