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July 8, 2025

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Advisories for Ontario

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Select municipality for details:

MunicipalityTypeSince
1. ALBAN (1) Boil Water 6/27/2024
2. ALEXANDRIA (Stonehouse Vineyard) Boil Water 5/16/2025
3. Algonquin Prov Pk (13) Boil Water 6/23/2025
4. Annes Chip Stand Boil Water 7/14/2023
5. AYLMER (2) Water Quality Advisory 12/15/2022
6. AYTON Lodge Water Quality Advisory 6/25/2024
7. Baycrest Lodge Boil Water 6/2/2023
8. BAYVIEW ESCARPMENT PROV PK Boil Water 5/25/2024
9. BEARDMORE Boil Water 6/7/2025
10. Bearskin Lake First Nation (3) Boil Water 5/4/2022
11. Big Grassy First Nation Boil Water 7/22/2024
12. BLACK CREEK PROVINCIAL PARK Boil Water 5/25/2024
13. BLACKSTOCK (Souls Path Retreats Lodge Winter Well) Boil Water 3/25/2025
14. BLOOMFIELD (1) Boil Water 8/29/2024
15. Blue Lake Prov Pk Boil Water 6/16/2025
16. BRANTFORD (Lifebridges) Boil Water 6/26/2024
17. BRIGHTON Boil Water 7/14/2020
18. BRUCE MINES (Bruce Bay Cottages) Boil Water 9/30/2024
19. BURFORD (Home Hardware Beauti-Tone Plant Cafeteria Boil Water 5/29/2025
20. CABOT HEAD PROVINCIAL PARK Boil Water 5/25/2024
21. Camp Kagama Water Quality Advisory 6/3/2024
22. Campbellford Boil Water 6/4/2020
23. CAMPBELLFORD Boil Water 6/12/2025
24. CAMPBELLVILLE Old Diamond Boil Water 8/23/2024
25. CENTERVILLE (1) Boil Water 1/2/2025
26. CHAPLEAU (1) Boil Water 8/10/2023
27. CHAPLEAU (Pellows Best Canadian Fishing) Boil Water 6/2/2025
28. CHAPLEAU-NEMEGOSENDA RIVER PROV PK Boil Water 5/25/2024
29. CHATHAM (Glasshouse Nursery & Garden Centre) Boil Water 12/12/2024
30. Chippewas of Nawash-Cape Croker First Nation Boil Water 1/21/2019
31. Chippewas of the Thames Boil Water 12/14/2022
32. COBDEN (Logos Land Resort SDWS Campground) Boil Water 7/8/2024
33. COCHRANE (North Adventure Inn) Do Not Consume 5/22/2025
34. COLLINGWOOD Spill 4/2/2025
35. Columbus Golf & Country Club Boil Water 5/21/2021
36. COMMANDA LAKE Cyanobacteria Bloom 6/26/2025
37. CORNWALL (Glen Walter System) Boil Water 12/25/2024
38. Deer Lake First Nation Boil Water 10/15/2019
39. DRACON (GCCA Harmonie) Boil Water 5/17/2024
40. DUNDALK Drinking Water System Water Quality Advisory 1/7/2025
41. DURHAM (1) Water Quality Advisory 3/8/2024
42. ESPANOLA (Mountain Cove Lodge) Boil Water 8/14/2024
43. FENELON FALLS Boil Water 6/19/2025
44. Ferme Butte and Bine Boil Water 7/6/2023
45. FOLEYET (Shenango Lodge) Boil Water 8/20/2024
46. Fort Severn First Nation Boil Water 12/14/2024
47. FOXBORO (Belleville Pizzeria / Foxboro General Sto Boil Water 4/12/2025
48. FUSHIMI LAKE PROVINCIAL PARK Boil Water 9/8/2023
49. Georgian Bluffs Boil Water 8/26/2019
50. GEORGINA Boil Water 4/18/2024
51. Georgina Island Chippewa Boil Water 4/24/2017
52. Glen Walter Boil Water 5/18/2023
53. GORDON LAKE Community Hall Boil Water 9/25/2024
54. Grassy Narrows First Nation Boil Water 8/29/2024
55. Green Wilderness Lodge Boil Water 8/17/2022
56. Gull Bay First Nation Boil Water 4/30/2009
57. HAMPTON Boil Water 1/29/2024
58. HANOVER (Victory Fellowship Church) Water Quality Advisory 7/3/2024
59. Harcourt (1) Boil Water 8/4/2024
60. HARTINGTON (Lazy Acre Cottages) Boil Water 6/19/2021
61. HEARST (1) Boil Water 8/3/2024
62. Hoard Station Boil Water 3/31/2023
63. HOLSTEIN (2) Water Quality Advisory 8/22/2024
64. HOPE BAY FOREST PROVINCIAL PARK Boil Water 5/25/2024
65. IRA LAKE PROVINCIAL PARK Boil Water 5/25/2024
66. IRON BRIDGE (Melwel Lodge) Boil Water 8/8/2024
67. Johnston Hrb.-Pine Tree Pt. Prov Park Boil Water 5/25/2024
68. Kashechewan Boil Water 12/3/2024
69. Kawartha Highland Provincial Park Boil Water 12/17/2020
70. KAWARTHA LAKES (Burnt River) Flooding 4/7/2025
71. Kee-Way-Win First Nation Boil Water 6/9/2025
72. KENOGAMING LAKE (Thunderstock Outfitters) Boil Water 5/22/2024
73. Kicking Mule Ranch Boil Water 9/27/2023
74. KILLBEAR PROVINCIAL PARK Boil Water 5/9/2025
75. KIRKFIELD (1) Boil Water 6/21/2025
76. Lake Superior Prov Pk Boil Water 6/18/2025
77. LEEs Creek (North Bay) Do Not Consume 2/22/2017
78. LIONS HEAD PROV PARK Boil Water 5/25/2024
79. LITTLE CURRENT Do Not Consume 6/27/2025
80. LONG BEACH Water System Boil Water 4/10/2006
81. Lost Lake Campground Boil Water 9/2/2022
82. MacLeod Provincial Park Boil Water 11/18/2020
83. Maple Ridge Park Campground Boil Water 5/12/2023
84. MARK S. BURNHAM PROV PK Boil Water 5/25/2024
85. Marten Falls First Nation Boil Water 7/18/2005
86. MASSEY Boil Water 4/25/2024
87. MAYNOOTH (Graphite Bible Camp) Do Not Consume 8/9/2024
88. MILTON (Humes Auction Farm) Do Not Consume 10/2/2024
89. Misery Bay Prov. Park Boil Water 8/1/2023
90. Mishkeegogamang First Nation (3) Boil Water 5/8/2025
91. Missinaibi Provincial Park Boil Water 8/13/2021
92. Mohawks of Bay of Quinte Boil Water 9/2/2024
93. Muskrat Dam Lake Reserve Boil Water 10/24/2003
94. Neskantaga First Nation Boil Water 2/1/1995
95. Newcastle Golf and Country Club Boil Water 5/21/2021
96. Nibinamik First Nation Boil Water 2/5/2013
97. NORTH BAY Spill 12/4/2024
98. NORTH MIDDLESEX (2) Water Quality Advisory 8/23/2024
99. North Spirit Lake First Nation Boil Water 4/5/2019
100. North Spirit Lake Indian reserve Boil Water 8/20/2024
101. Northwest Angle 33 Boil Water 6/30/2025
102. OAKVILLE (2) Do Not Consume 1/15/2025
103. OLIVER PAIPOONGE Do Not Consume 3/9/2023
104. Oneida of The Thames First Nation Boil Water 9/1/2019
105. ORILLIA Spill 4/2/2025
106. Palmer Rapids - Maplehaus Boil Water 6/13/2023
107. PELEE ISLAND (2) Boil Water 6/25/2024
108. Pembroke - LJs Boil Water 6/10/2023
109. PETAWAWA (Pine Ridge Park & Resort) Boil Water 6/12/2024
110. PICTON (1) Boil Water 9/10/2024
111. POTHOLES PROVINCIAL PARK Boil Water 5/25/2024
112. QUINTE WEST (Church of Jesus Christ of Latter-day Boil Water 5/2/2025
113. Rainy River First Nation Boil Water 7/8/2024
114. RAMARA Water Quality Advisory 4/1/2025
115. Rene Brunelle Provincial Park Boil Water 12/4/2020
116. Rideau Ferry Country Home Boil Water 6/12/2024
117. RIVER VALLEY Outdoor Rink Do Not Consume 2/19/2025
118. ROSENEATH (Langs Family Resort & Marina) Boil Water 8/21/2024
119. Russell - Marvelville Community Centre Boil Water 8/15/2023
120. Sandy Lake First Nation Boil Water 10/10/2002
121. SAULT STE. MARIE (2) Boil Water 5/24/2025
122. SEELEY’S BAY Boil Water 7/11/2023
123. Seine River First Nation Boil Water 2/10/2025
124. SEVERN (Coldwater) Spill 4/1/2025
125. Shawanaga First Nation Boil Water 11/6/2024
126. Shelburne Boil Water 7/10/2023
127. Simcoe Water Quality Advisory 7/28/2017
128. SIOUX LOOKOUT Water System Boil Water 8/20/2024
129. Slate Falls First Nation Boil Water 11/6/2024
130. Slate Falls First Nation Boil Water 6/23/2023
131. Smokey Head-White Bluff Prov Pk Boil Water 5/25/2024
132. SPRING BAY (Freds Camp) Boil Water 9/7/2024
133. ST CLAIR RIVER Spill 8/3/2024
134. ST. CLAIR RIVER (Sarnia Harbour) Spill 7/11/2024
135. ST. JOSEPH ISLAND (Jocelyn Twp Community Hall) Boil Water 4/9/2025
136. STIRLING Boil Water 6/26/2025
137. STIRLING (The Buff Stuff Store) Boil Water 5/2/2025
138. SUNDRIDGE (Zion United Church) Do Not Consume 10/31/2024
139. The Shoals Prov. Park Boil Water 5/25/2024
140. THESSALON (Pinecrest Tent & Trailer Park WS) Boil Water 8/29/2024
141. Timberwolf Lodge Restaurant Boil Water 7/22/2022
142. Twp of SELWYN (Condo Corp 949 Sharon Court) Water Quality Advisory 3/10/2025
143. VICTORIA HARBOUR Municipal WS Boil Water 7/8/2024
144. W. Leitch Organics Boil Water 5/26/2023
145. Wabaseemoong First nation Boil Water 10/28/2024
146. Wabauskang First Nation Boil Water 5/16/2025
147. Wabigoon Lake First Nation Boil Water 7/4/2025
148. WAINFLEET Boil Water 4/10/2006
149. WARREN Water System Boil Water 1/15/2024
150. WEBBWOOD (Black Bear Camp) Do Not Consume 9/27/2024
151. What The Fries Boil Water 5/23/2023
152. White Lake Provincial Park Boil Water 5/18/2024
153. Whitesand First Nation Boil Water 6/17/2025
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