Organization

National Great Rivers

Dataset summary

Sample locations

Contributing from 28 November 2012 → 15 June 2026

Displaying locations 1 - 20 of 468 in total

50 observations Nov 07 2022 → Jun 15 2026
18 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, conductivity, current weather, current weather description, odour, water surface, ph, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level, water temperature, water use

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14 observations Nov 26 2024 → Jun 12 2026
13 parameters tested

air temperature, algae, chloride, chlorine, clarity, colour, current weather, current weather description, odour, weather in the past 24hrs, weather in the past 24hrs description, water level, water temperature

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13 observations Nov 26 2024 → Jun 12 2026
13 parameters tested

air temperature, algae, chloride, chlorine, clarity, colour, current weather, current weather description, odour, water surface, weather in the past 24hrs, weather in the past 24hrs description, water level

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48 observations Dec 01 2023 → Jun 09 2026
15 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level, water use

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49 observations Nov 14 2023 → Jun 09 2026
16 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level, water temperature, water use

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48 observations Nov 16 2023 → Jun 09 2026
15 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level, water use

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17 observations Jan 14 2025 → Jun 09 2026
14 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level

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13 observations Nov 05 2025 → Jun 09 2026
14 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level

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18 observations Jul 14 2025 → Jun 09 2026
15 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level, water use

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21 observations Dec 21 2023 → Jun 04 2026
8 parameters tested

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

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12 observations Feb 17 2022 → Jun 02 2026
11 parameters tested

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

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14 observations Nov 29 2024 → Jun 01 2026
6 parameters tested

air temperature, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

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19 observations Nov 25 2023 → May 31 2026
6 parameters tested

ice on, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

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17 observations Nov 24 2023 → May 31 2026
16 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water level, water use

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7 observations Nov 30 2025 → May 31 2026
6 parameters tested

ice on, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

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20 observations Dec 17 2023 → May 31 2026
6 parameters tested

air temperature, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

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17 observations Nov 25 2023 → May 31 2026
9 parameters tested

ice on, air temperature, chloride, current weather, current weather description, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level

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5 observations Jan 31 2026 → May 31 2026
18 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, river stage, secchi depth (clarity), water depth, water level, water use

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7 observations Nov 16 2025 → May 31 2026
5 parameters tested

chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

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21 observations Nov 28 2023 → May 31 2026
8 parameters tested

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

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