![](https://cdn.waterrangers.ca/attachments/5dab98f701fe2b2b1d9a747d60d855eefec17bc4/store/fill/300/300/1a87b0ca5038a0fc44aad86df9f91fc717074307b6026ffe32030c7967ee/78EA5CBB-FBAF-45AA-80E6-6F1ED2C319C0.jpg)
Larder Lake
Ontario, Canada
End of the small dock at the Larder Lake Marina in the town of Larder Lake, beside the boat launch.
![](https://cdn.waterrangers.ca/attachments/14611462c48a918c92f2922dcf2aa8cde25025bb/store/fill/150/150/0dd0a1bc4583530adf9e25dbae25911b021632b39a214a3fce8074fa3af9/122FB33C-239F-41D2-97F0-461A7A8598F3.jpg)
Location created by
Don Ross
- Group: County Sustainability Group
- Lat: 48.0932731
- Lng: -79.7174835
- Waterbody Type: Lake
- Timezone: America/Toronto
Latest photos
View all photosObservations summary
Observation tests summary
Air temperature
°C
15.0
Latest
13.6
Average
Water temperature
°C
19.7
Latest
14.1
Average
Alkalinity
mg/L
20
Latest
38
Average
Hardness
mg/L
0
Latest
64
Average
Dissolved oxygen
mg/L
5.5
Latest
5.9
Average
Conductivity
μS/cm
85
Latest
95
Average
Secchi depth
m
0.0
Latest
0.3
Average
Water depth
m
1.6
Latest
1.3
Average
pH (0-14)
8.1
Latest
7.0
Average
Phosphates total
ppm
35.0
Latest
35.0
Average
Chlorine
ppm
0.5
Latest
0.5
Average
Ice On
- 2023-12-01
- 2022-12-02
- 2021-12-11
- 2020-12-06
- 2017-12-11
Ice Off
- 2023-05-02
- 2022-05-08
- 2021-04-14
- 2020-05-15
- 2019-05-18
- 2018-05-13