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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
    Chemainus River (Westholme)
    20% MAD: 3.8 m³/sec
    10% MAD: 1.9 m³/sec
  • Stream Flow
    Cowichan River (Lake Cowichan)
    20% MAD: 8.9 m³/sec
    10% MAD: 4.5 m³/sec
  • Stream Flow
    Koksilah River (Cowichan Station)
    20% MAD: 1.9 m³/sec
    10% MAD: 0.953 m³/sec
  • Stream Flow
    Cowichan River (Duncan)
    20% MAD: 10.6 m³/sec
    10% MAD: 5.3 m³/sec
  • Stream Flow
    Averill Creek
    20% MAD: 0.025 m³/sec
    10% MAD: 0.013 m³/sec
  • Stream Flow
    Bings Creek
    20% MAD: 0.093 m³/sec
    10% MAD: 0.047 m³/sec
  • Stream Flow
    Quamichan Creek
    20% MAD: 0.053 m³/sec
    10% MAD: 0.026 m³/sec
  • Stream Flow
    Cottonwood (Headwaters)
    20% MAD: 0.137 m³/sec
    10% MAD: 0.068 m³/sec
  • Stream Flow
    Qualicum River (Bowser)
    20% MAD: 1.5 m³/sec
    10% MAD: 0.767 m³/sec
  • Stream Flow
    Englishman River (Parksville)
    20% MAD: 2.6 m³/sec
    10% MAD: 1.3 m³/sec
  • Stream Flow
    Haslam Creek (Cassidy)
    20% MAD: 0.727 m³/sec
    10% MAD: 0.363 m³/sec
  • Stream Flow
    Little Qualicum River (Cameron Lake)
    20% MAD: 1.7 m³/sec
    10% MAD: 0.854 m³/sec
  • Stream Flow
    Nanaimo River (Extension)
    20% MAD: 8 m³/sec
    10% MAD: 4 m³/sec
  • Stream Flow
    Puntledge River (Courtenay)
    20% MAD: 8.2 m³/sec
    10% MAD: 4.1 m³/sec
  • Stream Flow
    Puntledge River (Cumberland)
    20% MAD: 6.1 m³/sec
    10% MAD: 3.1 m³/sec
  • Stream Flow
    Tsolum River (Courtenay)
    20% MAD: 2.1 m³/sec
    10% MAD: 1.1 m³/sec
  • Stream Flow
    Qualicum River (Horne Lake)
    20% MAD: 1.1 m³/sec
    10% MAD: 0.559 m³/sec
  • Stream Flow
    Tsable River (Fanny Bay)
    20% MAD: 1.6 m³/sec
    10% MAD: 0.78 m³/sec
  • Stream Flow
    Browns River
    20% MAD: 1.1 m³/sec
    10% MAD: 0.545 m³/sec
  • Stream Flow
    Millstone River (Wellington)
    20% MAD: 0.305 m³/sec
    10% MAD: 0.153 m³/sec
  • Stream Flow
    Little Qualicum River (Qualicum Beach)
    20% MAD: 2.3 m³/sec
    10% MAD: 1.2 m³/sec
  • Stream Flow
    Millstone River (Nanaimo)
    20% MAD: 0.508 m³/sec
    10% MAD: 0.254 m³/sec
  • Stream Flow
    Nanaimo River (Cassidy)
    20% MAD: 7.9 m³/sec
    10% MAD: 4 m³/sec
  • Stream Flow
    Jump Creek
    20% MAD: 0.95 m³/sec
    10% MAD: 0.475 m³/sec
  • Stream Flow
    Cruickshank River
    20% MAD: 3.5 m³/sec
    10% MAD: 1.8 m³/sec
  • Stream Flow
    Dove Creek
    20% MAD: 0.4 m³/sec
    10% MAD: 0.2 m³/sec
  • Stream Flow
    French Creek (Pumphouse)
    20% MAD: 0.272 m³/sec
    10% MAD: 0.136 m³/sec
  • Stream Flow
    Arrowsmith Creek (Lake Outlet)
    20% MAD: 0.072 m³/sec
    10% MAD: 0.036 m³/sec
  • Stream Flow
    Puntledge River (Diversion)
    20% MAD: 3.4 m³/sec
    10% MAD: 1.7 m³/sec
  • Stream Flow
    Tsolum River (Murex Creek)
    20% MAD: 0.814 m³/sec
    10% MAD: 0.407 m³/sec
  • Stream Flow
    South Nanaimo River
    20% MAD: 2.6 m³/sec
    10% MAD: 1.3 m³/sec
  • Stream Flow
    Crest Lake
    20% MAD: 0.28 m³/sec
    10% MAD: 0.14 m³/sec
  • Stream Flow
    Campbell River (Campbell Lake)
    20% MAD: 17.2 m³/sec
    10% MAD: 8.6 m³/sec
  • Stream Flow
    Oyster River (Campbell River)
    20% MAD: 3.1 m³/sec
    10% MAD: 1.5 m³/sec
  • Stream Flow
    Campbell River (Campbell River)
    20% MAD: 19.5 m³/sec
    10% MAD: 9.8 m³/sec
  • Stream Flow
    Campbell River (Quinsam)
    20% MAD: 18.3 m³/sec
    10% MAD: 9.1 m³/sec
  • Stream Flow
    Quinsam River (Campbell River)
    20% MAD: 1.7 m³/sec
    10% MAD: 0.854 m³/sec
  • Stream Flow
    Salmon River (Sayward)
    20% MAD: 12.9 m³/sec
    10% MAD: 6.4 m³/sec
  • Stream Flow
    Salmon River (Memekay River)
    20% MAD: 2.9 m³/sec
    10% MAD: 1.5 m³/sec
  • Stream Flow
    Oyster River (Woodhus Creek)
    20% MAD: 2.7 m³/sec
    10% MAD: 1.4 m³/sec
  • Stream Flow
    Springer Creek (Sayward)
    20% MAD: 0.109 m³/sec
    10% MAD: 0.055 m³/sec
  • Stream Flow
    Salmon River (Above Campbell Lake Diversion)
    20% MAD: 2.7 m³/sec
    10% MAD: 1.4 m³/sec
  • Stream Flow
    Elk River (Campbell Lake)
    20% MAD: 2.1 m³/sec
    10% MAD: 1 m³/sec
  • Stream Flow
    Salmon River (Campbell River)
    20% MAD: 0.767 m³/sec
    10% MAD: 0.383 m³/sec
  • Stream Flow
    Quinsam River (Argonaut Bridge)
    20% MAD: 0.42 m³/sec
    10% MAD: 0.21 m³/sec
  • Stream Flow
    Little Oyster River
    20% MAD: 0.145 m³/sec
    10% MAD: 0.073 m³/sec
  • Stream Flow
    Quinsam Diversion
    20% MAD: 0.18 m³/sec
    10% MAD: 0.09 m³/sec
  • Stream Flow
    Quinsam River (Quinsam Lake)
    20% MAD: 1.3 m³/sec
    10% MAD: 0.635 m³/sec
  • Stream Flow
    Piggott Creek
    20% MAD: 0.087 m³/sec
    10% MAD: 0.043 m³/sec
  • Stream Flow
    Salmon River (Below Campbell Lake Diversion)
    20% MAD: 2.7 m³/sec
    10% MAD: 1.3 m³/sec
  • Stream Flow
    Campbell River (Test Station)
    20% MAD: 20.5 m³/sec
    10% MAD: 10.2 m³/sec
  • Stream Flow
    Nimpkish River (Englewood)
    20% MAD: 25.3 m³/sec
    10% MAD: 12.7 m³/sec
  • Stream Flow
    Kokish River (Bonanza River)
    20% MAD: 3.6 m³/sec
    10% MAD: 1.8 m³/sec
  • Stream Flow
    Tsitika River (Catherine Creek)
    20% MAD: 4.5 m³/sec
    10% MAD: 2.3 m³/sec
  • Stream Flow
    Nimpkish River (Woss River)
    20% MAD: 11.7 m³/sec
    10% MAD: 5.8 m³/sec
  • Stream Flow
    Russell Creek (Mouth)
    20% MAD: 0.42 m³/sec
    10% MAD: 0.21 m³/sec
  • Stream Flow
    Catherine Creek
    20% MAD: 0.802 m³/sec
    10% MAD: 0.401 m³/sec
  • Stream Flow
    Gold Creek (Woss)
    20% MAD: 0.351 m³/sec
    10% MAD: 0.175 m³/sec
  • Stream Flow
    Pugh Creek
    20% MAD: 0.435 m³/sec
    10% MAD: 0.218 m³/sec
  • Stream Flow
    Keogh River
    20% MAD: 1.1 m³/sec
    10% MAD: 0.571 m³/sec
  • Stream Flow
    Eve River
    20% MAD: 1.3 m³/sec
    10% MAD: 0.64 m³/sec
    JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC0.25141664flow rate (m³/sec)
Northern Transboundary
Haida Gwaii
Nass
Skeena
Central Coast
Fraser
Vancouver Isl. & Mainland Inlets
Columbia
All Regions

Layers List

  • Stream FlowStream Flow Stations
  • Conservation Unit Boundaries
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