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