Austin-Travis Lakes HUC8 12090205
A 3,214 km² sub-basin of the Texas-Gulf region in TX. Drought coverage is from the US Drought Monitor (map of 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
60
Moderate
Drought index
159
Moderate
Area in D2+
1.32%
0% exceptional (D4)
Gauges below normal
62%
of 29 reporting
Median flow
36%
p10 of record
Water assets
1,624
260 springs · 539 wells
USGS gauges (32)
- Walnut Ck at Webberville Rd, Austin, TX081586000 cfsp0 · much below normal
- Barton Spgs at Austin, TX0815550018 cfsp9 · much below normal
- Bull Ck at Loop 360 nr Austin, TX081547000 cfsp10 · below normal
- Barton Ck at Loop 360, Austin, TX081553000 cfsp10 · below normal
- Shoal Ck at Silverway Dr, Austin, TX081566750 cfsp10 · below normal
- Shoal Ck at W 12th St, Austin, TX081568000 cfsp10 · below normal
- Waller Ck at Koenig Lane, Austin, TX081569100 cfsp10 · below normal
- Boggy Ck at Manor Rd, Austin, TX081580300 cfsp10 · below normal
- Boggy Ck at Webberville Rd, Austin, TX081580350 cfsp10 · below normal
- Bear Ck bl FM 1826 nr Driftwood, TX081588100 cfsp10 · below normal
- Bear Ck at Spillar Ranch Rd nr Manchaca, TX081588130 cfsp10 · below normal
- Slaughter Ck at FM 1826 nr Austin, TX081588400 cfsp10 · below normal
- Slaughter Ck at FM 2304 nr Austin, TX081588600 cfsp10 · below normal
- Williamson Ck at Brush Cntry Blvd, Oak Hill, TX081589220 cfsp10 · below normal
- Kincheon Br at William Cannon Blvd, Austin, TX081589270 cfsp10 · below normal
- Williamson Ck at Manchaca Rd, Austin, TX081589300 cfsp10 · below normal
- Williamson Ck at Jimmy Clay Rd, Austin, TX081589700 cfsp10 · below normal
- Onion Ck at US Hwy 183, Austin, TX081590000 cfsp10 · below normal
- Onion Ck nr Driftwood, TX081587000 cfsp30 · normal
- Little Walnut Ck at Georgian Dr, Austin, TX081583800 cfsp35 · normal
- Barton Ck abv Barton Spgs at Austin, TX081554000 cfsp35 · normal
- Barton Ck at Lost Ck Blvd nr Austin, TX081552401 cfsp51 · normal
- W Bouldin Ck at Oltorf Rd, Austin, TX081555410 cfsp52 · normal
- Onion Ck at Twin Creeks Rd nr Manchaca, TX081588270 cfsp52 · normal
- Barton Ck at SH 71 nr Oak Hill, TX081552001 cfsp54 · normal
- Waller Ck at Red River St, Austin, TX081575409 cfsp63 · normal
- Colorado Rv at Austin, TX081580001,590 cfsp64 · normal
- Walnut Ck at Dessau Rd, Austin, TX081582002 cfsp69 · normal
- Waller Ck at E 1st St, Austin, TX081575609 cfsp71 · normal
- Ft Br Boggy Ck at Manor Rd, Austin, TX0815804521 cfsno long-term record
- Div of Little Bear Ck at Wenzel nr Manchaca, TX081588230 cfsno long-term record
- Little Bear Ck at Wenzel nr Manchaca, TX081588240 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 159 | 1.32 | 18/29 | p10 |
Top water assets
- 67Mansfield Damreservoir
- 66Lincolnshire Dam No 1reservoir
- 66Hamilton Creek Ws Scs Site 2 Damreservoir
- 66Longhorn Damreservoir
- 66Boes Ski Lake Damreservoir
- 66Whitewater Springs Damreservoir
- 66Wood Hollow Damreservoir
- 66Tom Miller Damreservoir
- 66Duval Dam Eastreservoir
- 66Hamilton Creek Ws Scs Site 1 Damreservoir