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North Dakota Water Science Center

USGS employees loading a boat

A U.S. Geological Survey hydrologic technician at Lake Irvine, near Churchs Ferry, North Dakota, loads equipment after collecting samples for water-quality analysis.

The U.S. Geological Survey publishes water-quality data for Lake Irvine in annual Water Data Reports (see Volume 1, Surface Water).

U.S. Geological Survey at Work Images

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