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Okanagan Basin Water Board
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Herbicide

OBWB reignites decades-long fight against chemicals in Okanagan Lakes

Kelowna, B.C. – Syilx Territory – The Okanagan Basin Water Board (OBWB) is renewing its long-standing opposition to aquatic herbicides and pesticides in Okanagan Lakes. … Read more

Categories Featured, Media Releases, Recently Added, What's New Tags chemicals, Herbicide, pesticide

Washington State going ahead with herbicide trial on Osoyoos lake

Related Files 110920_washington_state_going_ahead_with_herbicide_trial_on_osoyoos_lake_am_1150_kel_ez_rock_pent-pdf

Categories In the News Tags Herbicide

U.S. puts herbicide in Osoyoos Lake

Related Files 110920_u-s-_puts_herbicide_in_osoyoos_lake_castanet_giant_fm_pent-pdf

Categories In the News Tags Herbicide

MILFOIL SOUTH OF BORDER TO BE TREATED WITH HERBICIDE

Related Files 110915_milfoil_south_of_border_to_be_treated_with_herbicide_osoyoos_times-pdf

Categories In the News Tags Herbicide, Osoyoos Lake

U.S. LAKESHORE RESIDENTS SAY PLANS FOR HERBICIDE USE ABOUT NEED TO ERADICATE MILFOIL

Related Files 110803_us_residents_say_plans_for_herbicide_use_about_need_to_eradicate_milfoil_osoyoos_times-pdf

Categories In the News Tags Herbicide, Osoyoos Lake

Recently Added

  • Board Report – September 2025
  • 2025 Annual Report
  • Drought Bulletin – September 4, 2025
  • Drought Bulletin – August 21, 2025
  • OBWB Annual Meeting – September 5, 2025
  • Board Report – August 2025

RSS Okanagan Water News (click to personalize)

  • Osoyoos reigns Make Water Work champion, beating out Armstrong - Castanet
  • Aeration scheme promises clearer West Kelowna water - Kelowna Courier
  • Temporary orders protect chinook salmon in Thompson Okanagan - Tree Frog creative
  • Temporary restrictions ordered to protect salmon in Okanagan, Thompson regions - Vernon Matters
  • Osoyoos new ‘Make Water Work’ community champion - Times Chronicle
  • West Kelowna says it's making progress on water issues at the Rose Valley Reservoir - Castanet
  • Water quality advisory turned off, says Regional District of North Okanagan - Vernon News - Castanet
  • Water reservoir levels looking good, says Regional District of North Okanagan - Vernon News - Castanet
  • Boaters warned of Okanagan Lake water hazard - houston-today.com
  • Water quality advisory issued by Regional District North Okanagan ahead of planned construction - Castanet
  • Okanagan Nation Alliance, water board challenge drought monitoring changes - Vernon Morning Star
  • Boil water notice issued by Regional District of North Okanagan - Castanet

Media Releases

  • OBWB Annual Report Highlights Progress and Future of Okanagan WaterSeptember 5, 2025
  • New Tool Helps Protect Okanagan Streams and Fish with Real-Time Science-Driven Insights!May 26, 2025
  • Okanagan Resilience Starts in Your Yard: Discover FireSmart™ and Waterwise LandscapingMay 21, 2025

Subscribe and stay up-to-date on all OBWB news!

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What’s New:

  • OBWB Annual Report Highlights Progress and Future of Okanagan Water
    Syilx Territory, Kelowna, B.C. – The Okanagan Basin Water Board (OBWB) held its Annual Meeting today in Kelowna, with presentations and discussions centered around this year’s theme ... Read more
  • Board Report – September 2025
    Important updates from the September Water Board Meeting: New provincial drought ratings don’t measure up. Ground-breaking invasive mussel detection tool proposed. New invasive milfoil ID ... Read more
  • Drought Bulletin – September 4, 2025
    Heads up, Okanagan! The Okanagan’s drought level has been raised to 𝐋𝐞𝐯𝐞𝐥 𝟐 due to the hot, dry conditions. With little rain in the forecast, ... Read more
  • Drought Bulletin – August 21, 2025
    The Okanagan is at 𝐃𝐫𝐨𝐮𝐠𝐡𝐭 𝐋𝐞𝐯𝐞𝐥 𝟎 as of today! This is great news, but we’re staying vigilant. Temperatures are expected to rise again, and ... Read more
  • OBWB Annual Meeting – September 5, 2025
    You’re invited to the Okanagan Basin Water Board’s (OBWB) Annual Meeting, taking place on Friday, September 5, 2025, from 9:00 a.m. to noon at the Mary Irwin ... Read more
  • Board Report – August 2025
    Highlights from the August 5, 2025 Meeting of the Okanagan Basin Water Board, held at the offices of the Regional District North Okanagan, Coldstream BC. ... Read more

More OBWB News:

  • Media Releases
  • Drought Information & Updates
  • Agendas, Minutes & Board Reports
  • Recently Added
We acknowledge that we work on the traditional, ancestral, and unceded tm̓xʷúlaʔxʷ (land) of the syilx (Okanagan) people who have resided here since time immemorial. We honour and respect this land and the siwlɬk (water) which flows through the valley and connects us all. 

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