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Upper Sabine HUC8 12010001

A 3,538 km² sub-basin of the Texas-Gulf region in TX. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.

Health score
57
Moderate
Drought index
211
Severe
Area in D2+
11.19%
0% exceptional (D4)
Gauges below normal
50%
of 4 reporting
Median flow
71%
p32 of record
Water assets
679
3 springs · 155 wells

USGS gauges (8)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-10-1821111.192/4p32
2026-10-1721111.192/4p35
2026-10-1621111.192/4p30
2026-10-1521817.852/4p33
2026-10-1421817.852/4p35
2026-10-1321817.852/4p38
2026-10-1221817.851/4p40
2026-10-1121817.851/4p47
2026-10-1021817.851/4p57
2026-10-0921817.851/4p66
2026-10-083181001/4p71
2026-10-073181000/4p61
2026-10-063181000/4p60
2026-10-053181000/4p61

Top water assets