Dataset

Upper St. Lawrence River Volunteer Monitoring

Dataset by River Institute

Dataset summary

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Contributing from 22 June 2018 → 23 June 2026

Displaying locations 21 - 40 of 298 in total

2 observations Apr 03 2026 → Apr 13 2026
14 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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2 observations Apr 03 2026 → Apr 13 2026
14 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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1 observation Apr 09 2026 → Apr 09 2026
14 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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4 observations Dec 13 2025 → Mar 30 2026
11 parameters tested

ice on, air temperature, chloride, conductivity, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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5 observations Oct 17 2025 → Mar 05 2026
16 parameters tested

ice on, air temperature, alkalinity, chloride, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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7 observations Sep 11 2025 → Feb 25 2026
13 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, water depth, water temperature

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1 observation Dec 14 2025 → Dec 14 2025
11 parameters tested

ice on, air temperature, chloride, conductivity, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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1 observation Dec 01 2025 → Dec 01 2025
8 parameters tested

ice on, air temperature, chloride, conductivity, current weather, current weather description, weather in the past 24hrs description, water temperature

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1 observation Nov 14 2025 → Nov 14 2025
11 parameters tested

ice on, air temperature, chloride, conductivity, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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2 observations Oct 09 2025 → Nov 01 2025
14 parameters tested

ice on, air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water temperature

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5 observations Jul 24 2023 → Oct 28 2025
13 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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26 observations Aug 22 2025 → Oct 25 2025
13 parameters tested

air temperature, algae, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, ph, weather in the past 24hrs, weather in the past 24hrs description, water level, water temperature

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1 observation Oct 01 2025 → Oct 01 2025
13 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water temperature

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6 observations Jul 27 2025 → Sep 29 2025
8 parameters tested

air temperature, alkalinity, conductivity, current weather, hardness, ph, weather in the past 24hrs, water temperature

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2 observations Sep 14 2024 → Sep 28 2025
15 parameters tested

ice on, air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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4 observations Aug 30 2025 → Sep 28 2025
14 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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1 observation Sep 13 2025 → Sep 13 2025
14 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

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1 observation Sep 10 2025 → Sep 10 2025
9 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, hardness, ph, weather in the past 24hrs, water temperature

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4 observations Jul 19 2022 → Sep 05 2025
17 parameters tested

ice on, air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, nitrate, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), turbidity, water depth, water temperature

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1 observation Sep 01 2025 → Sep 01 2025
13 parameters tested

air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, secchi depth (clarity), water depth, water temperature

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