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Yellowstone River at Diamond Willow FAS at North Dakota border
083, MT
Water monitoring location. This is a water-monitoring sensor location, not a confirmed public-access or fishing point. Check access and private-property rules before you go.
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Water Quality
Updated Jun 28, 2025Source
Public monitoring source
Data age
389 days old
Data confidence
unknown
pH Level (Acidity/Alkalinity)8.0
Measures water acidity or alkalinity on a scale of 0-14. Neutral is 7. Most fish thrive in 6.5-8.5 range.
Water Temperature22.8 °C
Water temperature directly affects fish metabolism and activity. Optimal range varies by species.
Electrical Conductivity797.9 µS/cm
Measures dissolved ions and minerals in water. Indicates salinity and pollution levels. Freshwater: 100-500 µS/cm.
Conductivity (µS/cm) (Other monitoring parameter)797.9
Conductivity (µS/cm) - a monitoring measurement reported by this station. Contact local authorities for specific safety guidelines.
Readiness details
recency15
coverage6