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Upper Arkansas-Lake Meredith HUC8 11020005

A 5,733 km² sub-basin of the Arkansas-White-Red region in CO. 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

45

Stressed

Drought index

107

Moderate

Area in D2+

2.96%

0% exceptional (D4)

Gauges below normal

100%

of 1 reporting

Median flow

43%

p10 of record

Water assets

2,657

12 springs · 1,094 wells

USGS gauges (3)

TIMPAS CREEK AT MOUTH NEAR SWINK, CO.
0712150030 cfsp10 · much below normal
ARKANSAS RIVER AT LA JUNTA, CO
071230003,560 cfsno long-term record
ARKANSAS RIVER AT AVONDALE, CO
381432104205500no readingno long-term record

Recent conditions

Date	DSCI	D2+ %	Gauges low	Flow pct
2026-10-18	107	2.96	1/1	p10
2026-10-17	107	2.96	1/1	p8
2026-10-16	107	2.96	1/1	p8
2026-10-15	107	2.96	1/1	p8
2026-10-14	107	2.96	1/1	p8
2026-10-13	107	2.96	1/1	p8
2026-10-12	107	2.96	1/1	p9
2026-10-11	107	2.96	1/1	p9
2026-10-10	107	2.96	1/1	p16
2026-10-09	107	2.96	1/1	p18
2026-10-08	213	11.77	0/1	p26
2026-10-07	213	11.77	0/1	p74
2026-10-06	213	11.77	0/1	p78
2026-10-05	213	11.77	0/1	p79

Top water assets

View on the map All Arkansas-White-Red sub-basins