Organization

National Great Rivers

Dataset summary

Sample locations

Contributing from 28 November 2012 → 25 June 2026

Displaying locations 181 - 200 of 468 in total

2 observations Mar 25 2026 → Apr 13 2026
15 parameters tested

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

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2 observations Mar 25 2026 → Apr 13 2026
15 parameters tested

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

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3 observations Nov 23 2025 → Apr 12 2026
10 parameters tested

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

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13 observations Dec 04 2024 → Apr 11 2026
21 parameters tested

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

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21 observations Nov 12 2023 → Apr 11 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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19 observations Dec 20 2023 → Apr 09 2026
10 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, weather in the past 24hrs

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8 observations Jan 31 2026 → Apr 08 2026
8 parameters tested

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

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19 observations Dec 19 2023 → Apr 08 2026
11 parameters tested

air temperature, chloride, clarity, colour, current weather, current weather description, water surface, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water level

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17 observations Dec 23 2023 → Apr 06 2026
20 parameters tested

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

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23 observations Nov 29 2023 → Apr 06 2026
14 parameters tested

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

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16 observations Dec 10 2023 → Apr 04 2026
15 parameters tested

ice on, air temperature, algae, chloride, chlorine, 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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17 observations Dec 28 2023 → Apr 04 2026
17 parameters tested

ice on, air temperature, algae, chloride, chlorine, 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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16 observations Nov 14 2023 → Apr 03 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, secchi depth (clarity), water level

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4 observations Feb 08 2026 → Mar 31 2026
14 parameters tested

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

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5 observations Nov 07 2025 → Mar 31 2026
11 parameters tested

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

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32 observations Nov 04 2021 → Mar 30 2026
19 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 depth, water level, water temperature, water use

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36 observations Nov 04 2021 → Mar 30 2026
20 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, secchi depth (clarity), water depth, water level, water temperature, water use

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15 observations Dec 20 2024 → Mar 27 2026
8 parameters tested

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

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15 observations Dec 20 2024 → Mar 27 2026
8 parameters tested

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

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15 observations Dec 20 2024 → Mar 27 2026
8 parameters tested

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

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