Learn more: Our operations

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Welcome to Rio Tinto's new online community where we want to engage with you about all things Nechako Reservoir.

We want to improve the way we engage with you. We will post frequent updates about our operations, actively listen to your feedback, respond to your questions and increase transparency in how we make decisions.

Your voice matters - so please get involved today!



Welcome to Rio Tinto's new online community where we want to engage with you about all things Nechako Reservoir.

We want to improve the way we engage with you. We will post frequent updates about our operations, actively listen to your feedback, respond to your questions and increase transparency in how we make decisions.

Your voice matters - so please get involved today!



  • October 27, 2020 - Spillway Discharge Increased

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    27 October: Spillway discharge increased

    • Today, October 27, 2020, an adjustment was made at Skins Lake Spillway to control reservoir elevation.
    • Discharge was increased from 50m3/s to 100m3/s.
    • Water level in the Nechako River will increase by approximately 0.40m over the next 7 days.
  • Nechako Reservoir Updates - October 22, 2020

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    Reporting Period: October 16 to October 22, 2020

    • Reservoir level has increased in the past 7 days from 2797.84 feet to 2797.88 feet.
    • Skins Lake Spillway discharge was increased from 32 m3/s to 49 m3/s in the past 7 days.
    • Nechako River flow discharge changes in the past 7 days at various locations are as follows:
      • Flow at Nautley increased from 17 m3/s to 19 m3/s.
      • Flow at Vanderhoof increased from 61 m3/s to 67 m3/s.
      • Flow at Cheslatta Falls increased from 34 m3/s to 41 m3/s.
    • Fifty-four (54) mm of precipitation was observed last week and twenty-five (25) mm of precipitation is expected for next week.
    • You can monitor continuous reservoir elevation by clicking here. Select the Nechako Reservoir at Skins Lake Spillway and station number 08JA023. Reservoir normal maximum level is 12.55m on this gauge, which is equal to 853.44 m or 2800 feet.
    • Please see graphs below for elevation and flow projections. To view real-time and historical information on reservoir activity, click here.


  • Nechako Reservoir Updates - October 16, 2020

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    October 16, 2020 - Spillway Discharge Increased

    • On October 16, 2020 an adjustment was made at Skins Lake Spillway to control reservoir elevation.
    • Skins Lake Spillway discharge was increased from 32 m3/s to 50 m3/s.
    • Reservoir elevation is currently 2797.60 feet.
  • Nechako Reservoir Updates - October 15, 2020

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    Reporting Period: October 9 to October 15, 2020

    • Reservoir level has decreased in the past 7 days from 2798.02 feet to 2797.84 feet.
    • Skins Lake Spillway discharge remains unchanged in the past 7 days and is currently 32 m3/s.
    • Nechako River flow discharge changes in the past 7 days at various locations are as follows:
      • Flow at Nautley decreased from 18 m3/s to 17 m3/s.
      • Flow at Vanderhoof increased from 58 m3/s to 61 m3/s.
      • Flow at Cheslatta Falls remained the same at 34 m3/s.
    • Twenty-two (22) mm of precipitation was observed last week and forty-two (42) mm of precipitation is expected for next week.
    • You can monitor continuous reservoir elevation by clicking here. Select the Nechako Reservoir at Skins Lake Spillway and station number 08JA023. Reservoir normal maximum level is 12.55m on this gauge, which is equal to 853.44 m or 2800 feet.
    • Please see graphs below for elevation and flow projections. To view real-time and historical information on reservoir activity, click here.

  • Nechako Reservoir Update - Ocotober 8, 2020

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    Reporting Period: October 2 to October 8, 2020

    • Reservoir level has decreased in the past 7 days from 2798.10 feet to 2798.02 feet.
    • Skins Lake Spillway discharge remains unchanged in the past 7 days and is currently 32 m3/s.
    • Nechako River flow discharge changes in the past 7 days at various locations are as follows:
      • Flow at Nautley decreased from 19 m3/s to 18 m3/s.
      • Flow at Vanderhoof decreased from 59 m3/s to 58 m3/s.
      • Flow at Cheslatta Falls decreased from 35 m3/s to 34 m3/s.
    • Twelve (12) mm of precipitation was observed last week and forty-six (46) mm of precipitation is expected for next week.
    • You can monitor continuous reservoir elevation by clicking here. Select the Nechako Reservoir at Skins Lake Spillway and station number 08JA023. Reservoir normal maximum level is 12.55m on this gauge, which is equal to 853.44 m or 2800 feet.
    • Please see graphs below for elevation and flow projections. To view real-time and historical information on reservoir activity, click here.

  • Nechako Reservoir Update - October 1, 2020

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    Reporting Period: September 25 to October 1, 2020

    • Reservoir level has increased in the past 7 days from 2797.90 feet to 2798.10 feet.
    • Skins Lake Spillway discharge remains unchanged in the past 7 days and is currently 32 m3/s.
    • Nechako River flow discharge changes in the past 7 days at various locations are as follows:
      • Flow at Nautley decreased from 21 m3/s to 19 m3/s.
      • Flow at Vanderhoof decreased from 61 m3/s to 59 m3/s.
      • Flow at Cheslatta Falls increased from 34 m3/s to 35 m3/s.
    • Fifty-seven (57) mm of precipitation was observed last week and fourteen (14) mm of precipitation is expected for next week.
    • You can monitor continuous reservoir elevation by clicking here. Select the Nechako Reservoir at Skins Lake Spillway and station number 08JA023. Reservoir normal maximum level is 12.55m on this gauge, which is equal to 853.44 m or 2800 feet.
    • Please see graphs below for elevation and flow projections. To view real-time and historical information on reservoir activity, click here.

  • Nechako Reservoir Update - September 24, 2020

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    Reporting Period: September 18 to September 24, 2020

    • Reservoir level has decreased in the past 7 days from 2798.07 feet to 2797.90 feet.
    • Skins Lake Spillway discharge remains unchanged in the past 7 days and is currently 32 m3/s.
    • Nechako River flow discharge changes in the past 7 days at various locations are as follows:
      • Flow at Nautley decreased from 23 m3/s to 21 m3/s.
      • Flow at Vanderhoof decreased from 64 m3/s to 61 m3/s.
      • Flow at Cheslatta Falls decreased from 35 m3/s to 34 m3/s.
    • Nine (9) mm of precipitation was observed last week and thirty-eight (38) mm of precipitation is expected for next week.
    • You can monitor continuous reservoir elevation by clicking here. Select the Nechako Reservoir at Skins Lake Spillway and station number 08JA023. Reservoir normal maximum level is 12.55m on this gauge, which is equal to 853.44 m or 2800 feet.
    • Please see graphs below for elevation and flow projections. To view real-time and historical information on reservoir activity, click here.

  • Nechako Reservoir Update - September 17, 2020

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    Reporting Period: September 11 to September 17, 2020

    • Reservoir level has decreased in the past 7 days from 2798.33 feet to 2798.07 feet.
    • Skins Lake Spillway discharge remains unchanged in the past 7 days and is currently 32 m3/s.
    • Nechako River flow discharge changes in the past 7 days at various locations are as follows:
      • Flow at Nautley decreased from 26 m3/s to 23 m3/s.
      • Flow at Vanderhoof decreased from 72 m3/s to 64 m3/s.
      • Flow at Cheslatta Falls decreased from 38 m3/s to 35 m3/s.
    • Zero (0) mm of precipitation was observed last week and twenty-two (22) mm of precipitation is expected for next week.
    • You can monitor continuous reservoir elevation by clicking here. Select the Nechako Reservoir at Skins Lake Spillway and station number 08JA023. Reservoir normal maximum level is 12.55m on this gauge, which is equal to 853.44 m or 2800 feet.
    • Please see graphs below for elevation and flow projections. To view real-time and historical information on reservoir activity, click here.

  • Nechako Reservoir Update - September 10, 2020

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    Reporting Period: September 4 to September 10, 2020

    • Reservoir level has decreased in the past 7 days and is currently 2798.33 feet.
    • Skins Lake Spillway discharge remains unchanged in the past 7 days and is currently 32 m3/s.
    • Nechako River flow discharge changes in the past 7 days at various locations are as follows:
      • Flow at Nautley decreased from 29 m3/s to 26 m3/s.
      • Flow at Vanderhoof decreased from 81 m3/s to 72 m3/s.
      • Flow at Cheslatta Falls decreased from 43 m3/s to 38 m3/s.
    • Six (6) mm of precipitation was observed last week and nine (9) mm of precipitation is expected for next week.
    • You can monitor continuous reservoir elevation by clicking here. Select the Nechako Reservoir at Skins Lake Spillway and station number 08JA023. Reservoir normal maximum level is 12.55m on this gauge, which is equal to 853.44 m or 2800 feet.
    • Please see graphs below for elevation and flow projections. To view real-time and historical information on reservoir activity, click here.

  • Nechako Reservoir Updates - September 3, 2020

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    Reporting Period: August 28 to September 3, 2020

    • Reservoir level is unchanged in the past 7 days and is currently 2798.47 feet.
    • Skins Lake Spillway was increased to 32 m3/s on August 29.
    • Nechako River flow discharge changes in the past 7 days at various locations are as follows:
      • Flow at Nautley decreased from 33 m3/s to 29 m3/s.
      • Flow at Vanderhoof decreased from 113 m3/s to 81 m3/s.
      • Flow at Cheslatta Falls decreased from 59 m3/s to 43 m3/s.
    • Twenty-three (23) mm of precipitation was observed last week and twelve (12) mm of precipitation is expected next week.
    • You can monitor continuous reservoir elevation by clicking here. Select the Nechako Reservoir at Skins Lake Spillway and station number 08JA023. Reservoir normal maximum level is 12.55m on this gauge, which is equal to 853.44 m or 2800 feet.
    • Please see graphs below for elevation and flow projections. To view real-time and historical information on reservoir activity, click here.