Active long-term drinking water advisories
Find details on active long-term drinking water advisories on public systems in First Nations communities.
Text alternative for Active long-term drinking water advisories
In British Columbia
0 active
20 lifted
In Alberta
0 active
4 lifted
In Saskatchewan
5 active in 4 communities
24 lifted
In Manitoba
5 active in 5 communities
14 lifted
In Ontario
28 active in 27 communities
78 lifted
In Quebec
0 active
3 lifted
In Atlantic Canada
0 active in 0 communities
8 lifted
For the territories
There are either no long term drinking water advisories to address or drinking water advisories do not fall under federal jurisdiction.
Quick facts
Numbers as of January 6, 2026:
- 38 active long-term drinking water advisories on public systems on reserve in 36 communities
- 18 of the 38 affected systems (47%) have infrastructure that can produce clean drinking water
- 18 of the 38 affected systems (47%) need operational improvements before the advisory can be lifted
- 38 active long-term advisories affect approximately 5,666 homes and 353 community buildings
Select your region
Manitoba
Mathias Colomb
- Advisory Type: Boil water advisory
- System: Townsite Public Water System
- Issued: September 2020, long-term since September 2021
- Impacts: 400 homes, 17 community buildings
- Projected lift date: Fall 2027
Water treatment plant upgrade and expansion underway
Shamattawa First Nation
- Advisory Type: Boil water advisory
- System: Shamattawa Public Water System
- Issued: December 2018, long-term since December 2019
- Impacts: 170 homes, 14 community buildings
- Projected lift date: To be determined
Upgrade and expansion of water treatment plant nearing completion, operational improvements ongoing
Tataskweyak Cree Nation
- Advisory Type: Boil water advisory
- System: Tataskweyak Cree Public Water System (#6602)
- Issued: May 2017 (long-term since May 2018)
- Impacts: 371 homes, 5 community buildings
- Projected lift date: Winter 2026
Upgrades to existing water and wastewater treatment systems complete, construction of long-term solution underway
Tootinaowaziibeeng Treaty Reserve
- Advisory Type: Do not consume advisory
- System: Tootinaowaziibeeng Public Water System
- Issued: July 2023, long-term since July 2024
- Impacts: 115 homes, 12 community buildings
- Projected lift date: Winter 2026
Repairs to water treatment system underway, feasibility study to address long-term needs underway
Waywayseecappo First Nation
- Advisory Type: Do not consume advisory
- System: Waywayseecappo Valley Public Water System
- Issued: September 2023, long-term since September 2024
- Impacts: 80 homes, 6 community buildings
- Projected lift date: To be determined
Initial repairs and upgrades complete, treatment options being assessed, further repairs underway
Saskatchewan
Little Pine
- Advisory Type: Boil water advisory
- System: Little Pine Public Water System
- Issued: November 2018, long-term since November 2019
- Impacts: 250 homes, 10 community buildings
- Projected lift date: To be determined
Water treatment plant upgrade complete, operator training underway
Ministikwan Lake Cree Nation
- Advisory Type: Boil water advisory
- System: Ministikwan Public Water System No. 161A – Mudie Lake
- Issued: December 2024, long-term since December 2025
- Impacts: 145 homes, 10 community buildings
- Projected lift date: Winter 2026
Repairs to the water treatment system underway
Okanese First Nation
- Advisory Type: Boil water advisory
- System: Okanese Public Water System
- Issued: August 2020, long-term since August 2021
- Impacts: 52 homes, 3 community buildings
- Projected lift date: To be determined
Construction of new water treatment plant complete, operational improvements ongoing
Peepeekisis Cree Nation No.81
- Advisory Type: Boil water advisory
- System: Poitras Well
- Issued: April 2013, long-term since April 2014
- Impacts: 6 homes
- Projected lift date: To be determined
- Advisory Type: Boil water advisory
- System: Peepeekisis Main Public Water System
- Issued: February 2015, long-term since February 2016
- Impacts: 174 homes, 10 community buildings
- Projected lift date: To be determined
Repairs and upgrades to water treatment system complete
Ontario
Anishnaabeg of Naongashiing
- Advisory Type: Boil water advisory
- System: Big Island Lake Public Water System
- Issued: February 2019, long-term since February 2020
- Impacts: 48 homes, 7 community buildings
- Projected lift date: To be determined
Upgrade of water treatment system complete, operational improvements ongoing
Asubpeeschoseewagong Netum Anishinabek First Nation
- Advisory Type: Boil water advisory
- System: Grassy Narrows Public Water System
- Issued: August 2024, long-term since August 2025
- Impacts: 210 homes, 16 community buildings
- Projected lift date: Fall 2027
Design of new water system nearing completion
Bearskin Lake
- Advisory Type: Boil water advisory
- System: Bearskin Lake Community Centre, Youth Centre, Arena and Daycare Semi-Public Water Systems (cisterns)
- Issued: March 2006, long-term since March 2007
- Impacts: 4 community building cisterns
- Projected lift date: To be determined
Installation of new cisterns at community centre, youth centre and arena complete, operational improvements ongoing
- Advisory Type: Boil water advisory
- System: Bearskin Lake Nursing Station Semi-Public Water System
- Issued: February 2020, long-term since February 2021
- Impacts: 1 community building
- Projected lift date: Winter 2026
Construction of new water treatment system for nursing station underway
Cat Lake First Nation
- Advisory Type: Boil water advisory
- System: Youth Healing Centre Semi-Public Water System
- Issued: March 2024, long-term since March 2025
- Impacts: 1 community building
- Projected lift date: To be determined
Upgrades to water treatment system complete, operational improvements ongoing
Chippewas of Georgina Island
- Advisory Type: Boil water advisory
- System: Georgina Island Public Water System
- Issued: April 2017, long-term since April 2018
- Impacts: 120 homes and 9 community buildings
- Projected lift date: To be determined
Water treatment plant upgrades and expansion complete, deficiencies being addressed
Chippewas of Nawash First Nation
- Advisory Type: Boil water advisory
- System: Cape Croker Public Water System
- Issued: January 2019, long-term since January 2020
- Impacts: 300 homes and 16 community buildings
- Projected lift date: Spring 2026
Construction of new water treatment plant underway
Chippewas of the Thames First Nation
- Advisory Type: Boil water advisory
- System: Chippewas of the Thames Public Water System
- Issued: December 2021, long-term since December 2022
- Impacts: 406 homes and 20 community buildings
- Projected lift date: To be determined
Distribution system repairs complete, feasibility study underway to address long-term needs
Deer Lake
- Advisory Type: Boil water advisory
- System: Deer Lake Public Water System
- Issued: October 2019, long-term since October 2020
- Impacts: 236 homes and 6 community buildings
- Projected lift date: To be determined
Interim repairs to water treatment system complete, operational improvements ongoing
Eabametoong First Nation
- Advisory Type: Boil water advisory
- System: Eabametoong Public Water System
- Issued: August 2001, long-term since August 2002
- Impacts: 270 homes and 12 community buildings
- Projected lift date: To be determined
Expansion and upgrades to existing water treatment system complete, minor deficiencies being addressed, operational improvements ongoing
Fort Severn First Nation
- Advisory Type: Boil water advisory
- System: Fort Severn Public Water System
- Issued: December 2024, long-term since December 2025
- Impacts: 118 homes and 7 community buildings
- Projected lift date: To be determined
Repairs to the water treatment system underway, operational improvements ongoing
Gull Bay (Kiashke Zaaging Anishinaabek)
- Advisory Type: Boil water advisory
- System: Gull Bay Public Water System
- Issued: April 2009, long-term since April 2010
- Impacts: 97 homes and 10 community buildings
- Projected lift date: To be determined
New water treatment plant complete, deficiencies being addressed
Lac La Croix First Nation
- Advisory Type: Boil water advisory
- System: Lac La Croix Public Water System
- Issued: January 2022, long-term since January 2023
- Impacts: 108 homes and 5 community buildings
- Projected lift date: To be determined
Emergency repairs complete, long-term solution in design, operational improvements ongoing
Marten Falls
- Advisory Type: Boil water advisory
- System: Marten Falls Public Water System
- Issued: July 2005, long-term since July 2006
- Impacts: 91 homes and 6 community buildings
- Projected lift date: To be determined
Water treatment system replaced and upgrades completed, additional work underway, operational improvements ongoing
Mishkeegogamang First Nation
- Advisory Type: Boil water advisory
- System: 63B Public Water System
- Issued: May 2024, long-term since May 2025
- Impacts: 95 homes and 20 community buildings
- Projected lift date: Spring 2026
Water treatment plant upgrade and expansion underway
Munsee-Delaware Nation
- Advisory Type: Do not consume advisory
- System: Munsee-Delaware Containerized Public Water System
- Issued: February 2024, long-term since February 2025
- Impacts: 46 homes and 1 community building
- Projected lift date: To be determined
Repairs to water treatment system complete, additional work underway
Muskrat Dam Lake
- Advisory Type: Boil water advisory
- System: Muskrat Dam Public Water System
- Issued: October 2003, long-term since October 2004
- Impacts: 88 homes and 5 community buildings
- Projected lift date: To be determined
Upgrades to water treatment system complete, deficiencies being addressed
Neskantaga First Nation
- Advisory Type: Boil water advisory
- System: Neskantaga Public Water System
- Issued: February 1995, long-term since February 1996
- Impacts: 76 homes and 6 community buildings
- Projected lift date: To be determined
Water treatment system upgrade and expansion complete, deficiencies being addressed
Nibinamik First Nation
- Advisory Type: Boil water advisory
- System: Nibinamik Public Water System
- Issued: February 2013, long-term since February 2014
- Impacts: 105 homes and 5 community buildings
- Projected lift date: To be determined
Upgrades and expansion to water treatment system nearing completion, operational improvements ongoing
North Caribou Lake
- Advisory Type: Boil water advisory
- System: North Caribou Lake Public Water System
- Issued: March 2020, long-term since March 2021
- Impacts: 150 homes and 7 community buildings
- Projected lift date: To be determined
Construction of new water treatment plant underway, installation of interim package treatment plant complete, operational improvements ongoing
North Spirit Lake
- Advisory Type: Boil water advisory
- System: North Spirit Lake Public Water System
- Issued: April 2019, long-term since April 2020
- Impacts: 95 homes and 5 community buildings
- Projected lift date: To be determined
Equipment upgrades and repairs completed, operational improvements ongoing
Oneida Nation of the Thames
- Advisory Type: Boil water advisory
- System: Oneida Public Water System
- Issued: September 2019, long-term since September 2020
- Impacts: 550 homes and 26 community buildings
- Projected lift date: Fall 2027
Design of long-term solution complete
Pikangikum First Nation
- Advisory Type: Boil water advisory
- System: Pikangikum Public Water System
- Issued: February 2024, long-term since February 2025
- Impacts: 20 homes and 36 community buildings
- Projected lift date: To be determined
Repairs to water treatment plant complete, operational improvements ongoing
Rainy River First Nations
- Advisory Type: Boil water advisory
- System: Rainy River Public Water System
- Issued: February 2024, long-term since February 2025
- Impacts: 98 homes and 5 community buildings
- Projected lift date: Spring 2026
Repairs to water treatment plant underway
Sandy Lake
- Advisory Type: Boil water advisory
- System: Sandy Lake Public Water System
- Issued: October 2002, long-term since October 2003
- Impacts: 400 homes and 15 community buildings
- Projected lift date: To be determined
Upgrades to water treatment plant and distribution system complete; operational improvements ongoing
Shawanaga First Nation
- Advisory Type: Boil water advisory
- System: Shawanaga Public Water System
- Issued: July 2024, long-term since July 2025
- Impacts: 101 homes and 10 community buildings
- Projected lift date: Summer 2026
Repairs to water treatment plant underway
Slate Falls Nation
- Advisory Type: Boil water advisory
- System: Slate Falls Public Water System
- Issued: June 2023, long-term since June 2024
- Impacts: 60 homes and 5 community buildings
- Projected lift date: To be determined
Repairs to water treatment system complete, operational improvements ongoing
Wawakapewin
- Advisory Type: Boil water advisory
- System: Long Dog Public Water System
- Issued: July 2023, long-term since July 2024
- Impacts: 15 homes
- Projected lift date: To be determined
Assessment of water treatment plant underway
Find out more
For the latest news on long-term advisories, current statistics and information on how long-term advisories are addressed, visit Ending long-term drinking water advisories.
For more details on lifted long-term advisories, visit Map of long-term drinking water advisories on public systems on reserves.
For information on long-term advisories on semi-public or private water systems, visit Long-term drinking water advisories on water systems not financially supported by the Government of Canada.