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Water Quality

Tests have been conducted at two stations on Grand Lac Rond since 2011. Water transparency tests using the Secchi disk are conducted every two weeks during the summer. Samples for physicochemical analyses are collected once a year during the summer and then sent to the Quebec Ministry of the Environment's RSVL laboratory for analysis. The results are available on the Ministry's website in the RSVL section.

Historical test results
Date
Test
15/07/2025
Coliforms
Map
15/07/2024
Coliforms
Map
21/07/2023
Coliforms
Map
10/07/2022
Coliforms
Map
26/09/2021
Coliforms
Map
22/09/2019
Coliforms
24/09/2018
Coliforms
03/10/2017
Coliforms
05/09/2016
Coliforms
01/01/2015
Coliforms
06/08/2013
Dissolved Oxygen
07/05/2013
Dissolved oxygen
18/03/2013
Dissolved oxygen
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