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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
    Boulder Creek (Laidlaw)
    20% MAD: 0.35 m³/sec
    10% MAD: 0.175 m³/sec
  • Stream Flow
    Wahleach Creek Upper Station (Laidlaw)
    20% MAD: 0.941 m³/sec
    10% MAD: 0.47 m³/sec
  • Stream Flow
    Elk Creek (Rosedale)
    20% MAD: 0.097 m³/sec
    10% MAD: 0.048 m³/sec
  • Stream Flow
    Wahleach Creek Lower Station (Laidlaw)
    20% MAD: 0.796 m³/sec
    10% MAD: 0.398 m³/sec
  • Stream Flow
    Fraser River (Agassiz)
    20% MAD: 575 m³/sec
    10% MAD: 287.5 m³/sec
  • Stream Flow
    Elk Creek (Prairie Central Road)
    20% MAD: 0.057 m³/sec
    10% MAD: 0.029 m³/sec
  • Stream Flow
    Annis Ditch (Rosedale)
    20% MAD: 0.014 m³/sec
    10% MAD: 0.007 m³/sec
  • Stream Flow
    Chehalis River
    20% MAD: 7.6 m³/sec
    10% MAD: 3.8 m³/sec
  • Stream Flow
    Green River (Pemberton)
    20% MAD: 9.8 m³/sec
    10% MAD: 4.9 m³/sec
  • Stream Flow
    Green River (Rainbow)
    20% MAD: 1.6 m³/sec
    10% MAD: 0.821 m³/sec
  • Stream Flow
    Lillooet River (Pemberton)
    20% MAD: 25.4 m³/sec
    10% MAD: 12.7 m³/sec
  • Stream Flow
    Rutherford Creek
    20% MAD: 2.4 m³/sec
    10% MAD: 1.2 m³/sec
  • Stream Flow
    Soo River
    20% MAD: 3.8 m³/sec
    10% MAD: 1.9 m³/sec
  • Stream Flow
    Birkenhead River
    20% MAD: 4.9 m³/sec
    10% MAD: 2.4 m³/sec
  • Stream Flow
    Weaver Creek (Harrison Hot Springs)
    20% MAD: 0.546 m³/sec
    10% MAD: 0.273 m³/sec
  • Stream Flow
    Harrison River (Harrison Hot Springs)
    20% MAD: 89.3 m³/sec
    10% MAD: 44.7 m³/sec
  • Stream Flow
    Twentyone Mile Creek (670 Metre Contour)
    20% MAD: 0.388 m³/sec
    10% MAD: 0.194 m³/sec
  • Stream Flow
    Pemberton Creek
    20% MAD: 0.343 m³/sec
    10% MAD: 0.171 m³/sec
  • Stream Flow
    Fitzsimmons Creek (Blackcomb Creek)
    20% MAD: 0.797 m³/sec
    10% MAD: 0.399 m³/sec
  • Stream Flow
    Lillooet River (Tenas Narrows)
    20% MAD: 52.4 m³/sec
    10% MAD: 26.2 m³/sec
  • Stream Flow
    Chilliwack River (Vedder Crossing)
    20% MAD: 13.5 m³/sec
    10% MAD: 6.8 m³/sec
  • Stream Flow
    Coquitlam River (Port Coquitlam)
    20% MAD: 1.5 m³/sec
    10% MAD: 0.74 m³/sec
  • Stream Flow
    Or Creek (Port Coquitlam)
    20% MAD: 0.433 m³/sec
    10% MAD: 0.217 m³/sec
  • Stream Flow
    Alouette River (Haney)
    20% MAD: 1.1 m³/sec
    10% MAD: 0.531 m³/sec
  • Stream Flow
    North Alouette River
    20% MAD: 0.569 m³/sec
    10% MAD: 0.284 m³/sec
  • Stream Flow
    Widgeon Creek (Port Coquitlam)
    20% MAD: 1.3 m³/sec
    10% MAD: 0.655 m³/sec
  • Stream Flow
    Stave River (Stave Falls)
    20% MAD: 26 m³/sec
    10% MAD: 13 m³/sec
  • Stream Flow
    Alouette River (Lake Outlet)
    20% MAD: 4.5 m³/sec
    10% MAD: 2.2 m³/sec
  • Stream Flow
    Chilliwack River (Chilliwack Lake)
    20% MAD: 3.9 m³/sec
    10% MAD: 1.9 m³/sec
  • Stream Flow
    Pitt River
    20% MAD: 10.8 m³/sec
    10% MAD: 5.4 m³/sec
  • Stream Flow
    Fraser River (Mission)
    20% MAD: 774.4 m³/sec
    10% MAD: 387.2 m³/sec
  • Stream Flow
    Brunette River
    20% MAD: 0.681 m³/sec
    10% MAD: 0.34 m³/sec
  • Stream Flow
    Sumas River (Huntingdon)
    20% MAD: 0.698 m³/sec
    10% MAD: 0.349 m³/sec
  • Stream Flow
    Sweltzer River (Cultus Lake)
    20% MAD: 0.704 m³/sec
    10% MAD: 0.352 m³/sec
  • Stream Flow
    Chilliwack River (Slesse Creek)
    20% MAD: 9.5 m³/sec
    10% MAD: 4.8 m³/sec
  • Stream Flow
    Slesse Creek
    20% MAD: 2.1 m³/sec
    10% MAD: 1 m³/sec
  • Stream Flow
    Norrish Creek (Dewdney)
    20% MAD: 2.3 m³/sec
    10% MAD: 1.1 m³/sec
  • Stream Flow
    Still Creek (Burnaby)
    20% MAD: 0.09 m³/sec
    10% MAD: 0.045 m³/sec
  • Stream Flow
    Frosst Creek
    20% MAD: 0.241 m³/sec
    10% MAD: 0.12 m³/sec
  • Stream Flow
    Kanaka Creek
    20% MAD: 0.546 m³/sec
    10% MAD: 0.273 m³/sec
  • Stream Flow
    Nathan Creek (Glen Valley)
    20% MAD: 0.174 m³/sec
    10% MAD: 0.087 m³/sec
  • Stream Flow
    Saar Creek
    20% MAD: 0.168 m³/sec
    10% MAD: 0.084 m³/sec
  • Stream Flow
    Salmon River (Seal Kap Farms)
    20% MAD: 0.33 m³/sec
    10% MAD: 0.165 m³/sec
  • Stream Flow
    Salmon River (Langley)
    20% MAD: 0.291 m³/sec
    10% MAD: 0.146 m³/sec
  • Stream Flow
    Silverdale Creek (Mission)
    20% MAD: 0.161 m³/sec
    10% MAD: 0.08 m³/sec
  • Stream Flow
    Yorkson Creek (Walnut Grove)
    20% MAD: 0.031 m³/sec
    10% MAD: 0.016 m³/sec
  • Stream Flow
    West Creek (Fort Langley)
    20% MAD: 0.089 m³/sec
    10% MAD: 0.045 m³/sec
  • Stream Flow
    Whonock Creek (Whonock)
    20% MAD: 0.199 m³/sec
    10% MAD: 0.099 m³/sec
  • Stream Flow
    Chilliwack River (Slesse Creek)
    20% MAD: 7.1 m³/sec
    10% MAD: 3.6 m³/sec
  • Stream Flow
    Jacobs Creek
    20% MAD: 0.187 m³/sec
    10% MAD: 0.093 m³/sec
  • Stream Flow
    Fraser River (Port Mann)
    20% MAD: 731.4 m³/sec
    10% MAD: 365.7 m³/sec
  • Stream Flow
    Unnamed Creek (114 Avenue, Whalley)
    20% MAD: 0.013 m³/sec
    10% MAD: 0.007 m³/sec
  • Stream Flow
    Coquitlam River (Coquitlam Lake)
    20% MAD: 1.3 m³/sec
    10% MAD: 0.671 m³/sec
  • Stream Flow
    Stave River (Stave Lake)
    20% MAD: 6.9 m³/sec
    10% MAD: 3.5 m³/sec
  • Stream Flow
    Norrish Creek (Rose Creek)
    20% MAD: 1.6 m³/sec
    10% MAD: 0.784 m³/sec
  • Stream Flow
    Richmond Landfill
    20% MAD: 0.009 m³/sec
    10% MAD: 0.005 m³/sec
  • Stream Flow
    Foley Creek
    20% MAD: 0.289 m³/sec
    10% MAD: 0.145 m³/sec
  • Stream Flow
    Cedar Creek
    20% MAD: 0.581 m³/sec
    10% MAD: 0.291 m³/sec
  • Stream Flow
    Or Creek (Coquitlam)
    20% MAD: 0.38 m³/sec
    10% MAD: 0.19 m³/sec