Observations
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11 December 2025
Maureen Huey
Some ice on the river. Not completely covered. A duplicate test strip was used. Reading was 264 ppm.
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7 January 2025
Maureen Huey
Photo added of back of test strip to better see the reading on the scale.
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7 December 2024
Maureen Huey
Dupicate sample testing. #1 read 166 ppm and #2 read 152 ppm. Lower value used for data entry.
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