Castle Creek above Deerfield Reservoir near Hill City, SD

PENNINGTON COUNTY, SD44.0136°N, -103.8300°W Updated 9 hr ago

FLOW RATE

9cfs

GAUGE HT

2.79ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

9cfs 39.5% vs avg

Optimal band: 9–13 cfs

PERIOD HIGH

28cfs

PERIOD LOW

7cfs

RUNNABLE

76%

last 1 year in band

Gauge Height

2.79ft

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44.0136, -103.8300

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DATA · USGS · NOAA · NWSUPDATED 2026-09-23 00:00 UTC

Site #06409000·USGS

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