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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 08155503 Old Mill Spg at Austin, TX


Travis County, Texas
Hydrologic Unit Code 12090205
Latitude  30°15'46", Longitude  97°46'02" NAD27
Land-surface elevation 470 feet above NAVD88
Output formats
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Tab-separated data with channel data
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Meas.
Number
  Date       Time Time
Datum
Measurement
Used?
  Who Measuring
Agency
Stream
flow
(ft3/s)
Gage
Height
(ft)
GH
Change
(ft)
Meas.
Duration
(hr)
Meas.
Rated
  Control Flow
Adjust.
Code
 
Channel
Number
Channel
Name
Meas.
type
 
Stream
flow
method
 
Velocity
method
 
Channel
flow
(ft3/s)
Channel
width
(ft)
Channel
area
(ft2)
Channel
vel.
(ft/s)
Channel
stability
 
Channel
material
 
Channel
evenness
 
Long.
vel.
desc.
 
Horz.
vel.
desc.
 
Vert.
vel.
desc.
 
Channel
loc.
code
 
Channel
loc.
dist.(ft)
581941-04-13 -- ----YesGWSIUSGS12.5 Unspecified NONE1Imported Channel 1UNSPother 12.5 UNSPUNSPUNSPunknUNSPUNSPUNSP
571937-08-20 -- ----YesGWSIUSGS3.23 Unspecified NONE1Imported Channel 1UNSPother 3.23 UNSPUNSPUNSPunknUNSPUNSPUNSP
561926-06-17 -- ----YesGWSIUSGS10.1 Unspecified NONE1Imported Channel 1UNSPother 10.1 UNSPUNSPUNSPunknUNSPUNSPUNSP
551925-11-30 -- ----YesGWSIUSGS2.80 Unspecified NONE1Imported Channel 1UNSPother 2.80 UNSPUNSPUNSPunknUNSPUNSPUNSP
541925-10-28 -- ----YesGWSIUSGS1.21 Unspecified NONE1Imported Channel 1UNSPother 1.21 UNSPUNSPUNSPunknUNSPUNSPUNSP
531925-09-26 -- ----YesGWSIUSGS0.37 Unspecified NONE1Imported Channel 1UNSPother 0.37 UNSPUNSPUNSPunknUNSPUNSPUNSP
521925-08-20 -- ----YesGWSIUSGS0.44 Unspecified NONE1Imported Channel 1UNSPother 0.44 UNSPUNSPUNSPunknUNSPUNSPUNSP
511925-07-30 -- ----YesGWSIUSGS0.80 Unspecified NONE1Imported Channel 1UNSPother 0.80 UNSPUNSPUNSPunknUNSPUNSPUNSP
501925-07-16 -- ----YesGWSIUSGS1.04 Unspecified NONE1Imported Channel 1UNSPother 1.04 UNSPUNSPUNSPunknUNSPUNSPUNSP
491925-06-15 -- ----YesGWSIUSGS1.39 Unspecified NONE1Imported Channel 1UNSPother 1.39 UNSPUNSPUNSPunknUNSPUNSPUNSP
481925-05-21 -- ----YesGWSIUSGS0.90 Unspecified NONE1Imported Channel 1UNSPother 0.90 UNSPUNSPUNSPunknUNSPUNSPUNSP
471925-04-24 -- ----YesGWSIUSGS0.90 Unspecified NONE1Imported Channel 1UNSPother 0.90 UNSPUNSPUNSPunknUNSPUNSPUNSP
461925-03-30 -- ----YesGWSIUSGS0.81 Unspecified NONE1Imported Channel 1UNSPother 0.81 UNSPUNSPUNSPunknUNSPUNSPUNSP
451925-03-07 -- ----YesGWSIUSGS1.20 Unspecified NONE1Imported Channel 1OTHRother 1.20 UNSPUNSPUNSPunknUNSPUNSPUNSP
441925-02-16 -- ----YesGWSIUSGS1.12 Unspecified NONE1Imported Channel 1UNSPother 1.12 UNSPUNSPUNSPunknUNSPUNSPUNSP
431925-01-20 -- ----YesGWSIUSGS1.90 Unspecified NONE1Imported Channel 1UNSPother 1.90 UNSPUNSPUNSPunknUNSPUNSPUNSP
421925-01-02 -- ----YesGWSIUSGS2.10 Unspecified NONE1Imported Channel 1UNSPother 2.10 UNSPUNSPUNSPunknUNSPUNSPUNSP
411924-12-12 -- ----YesGWSIUSGS2.62 Unspecified NONE1Imported Channel 1UNSPother 2.62 UNSPUNSPUNSPunknUNSPUNSPUNSP
401924-11-20 -- ----YesGWSIUSGS4.50 Unspecified NONE1Imported Channel 1UNSPother 4.50 UNSPUNSPUNSPunknUNSPUNSPUNSP
391924-10-30 -- ----YesGWSIUSGS4.23 Unspecified NONE1Imported Channel 1UNSPother 4.23 UNSPUNSPUNSPunknUNSPUNSPUNSP
381924-10-09 -- ----YesGWSIUSGS4.85 Unspecified NONE1Imported Channel 1UNSPother 4.85 UNSPUNSPUNSPunknUNSPUNSPUNSP
371924-08-18 -- ----YesGWSIUSGS5.70 Unspecified NONE1Imported Channel 1UNSPother 5.70 UNSPUNSPUNSPunknUNSPUNSPUNSP
361924-08-04 -- ----YesGWSIUSGS8.50 Unspecified NONE1Imported Channel 1UNSPother 8.50 UNSPUNSPUNSPunknUNSPUNSPUNSP
351924-07-03 -- ----YesGWSIUSGS10.9 Unspecified NONE1Imported Channel 1UNSPother 10.9 UNSPUNSPUNSPunknUNSPUNSPUNSP
341924-06-06 -- ----YesGWSIUSGS5.70 Unspecified NONE1Imported Channel 1UNSPother 5.70 UNSPUNSPUNSPunknUNSPUNSPUNSP
331924-04-23 -- ----YesGWSIUSGS8.80 Unspecified NONE1Imported Channel 1UNSPother 8.80 UNSPUNSPUNSPunknUNSPUNSPUNSP
321924-04-04 -- ----YesGWSIUSGS7.40 Unspecified NONE1Imported Channel 1UNSPother 7.40 UNSPUNSPUNSPunknUNSPUNSPUNSP
311924-03-10 -- ----YesGWSIUSGS8.10 Unspecified NONE1Imported Channel 1UNSPother 8.10 UNSPUNSPUNSPunknUNSPUNSPUNSP
301924-02-23 -- ----YesGWSIUSGS9.00 Unspecified NONE1Imported Channel 1UNSPother 9.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
291924-02-04 -- ----YesGWSIUSGS8.40 Unspecified NONE1Imported Channel 1UNSPother 8.40 UNSPUNSPUNSPunknUNSPUNSPUNSP
281924-01-15 -- ----YesGWSIUSGS7.70 Unspecified NONE1Imported Channel 1UNSPother 7.70 UNSPUNSPUNSPunknUNSPUNSPUNSP
271923-12-26 -- ----YesGWSIUSGS8.00 Unspecified NONE1Imported Channel 1UNSPother 8.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
261923-12-08 -- ----YesGWSIUSGS7.30 Unspecified NONE1Imported Channel 1UNSPother 7.30 UNSPUNSPUNSPunknUNSPUNSPUNSP
251923-11-16 -- ----YesGWSIUSGS5.10 Unspecified NONE1Imported Channel 1UNSPother 5.10 UNSPUNSPUNSPunknUNSPUNSPUNSP
241923-10-26 -- ----YesGWSIUSGS0.30 Unspecified NONE1Imported Channel 1UNSPother 0.30 UNSPUNSPUNSPunknUNSPUNSPUNSP
231923-10-09 -- ----YesGWSIUSGS0.00 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
221923-06-19 -- ----YesGWSIUSGS0.10 Unspecified NONE1Imported Channel 1OTHRother 0.10 UNSPUNSPUNSPunknUNSPUNSPUNSP
211923-06-05 -- ----YesGWSIUSGS0.10 Unspecified NONE1Imported Channel 1OTHRother 0.10 UNSPUNSPUNSPunknUNSPUNSPUNSP
201923-05-21 -- ----YesGWSIUSGS0.30 Unspecified NONE1Imported Channel 1OTHRother 0.30 UNSPUNSPUNSPunknUNSPUNSPUNSP
191923-05-11 -- ----YesGWSIUSGS2.44 Unspecified NONE1Imported Channel 1UNSPother 2.44 UNSPUNSPUNSPunknUNSPUNSPUNSP
181922-09-19 -- ----YesGWSIUSGS0.05 Unspecified NONE1Imported Channel 1OTHRother 0.05 UNSPUNSPUNSPunknUNSPUNSPUNSP
171922-08-28 -- ----YesGWSIUSGS5.00 Unspecified NONE1Imported Channel 1OTHRother 5.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
161922-08-09 -- ----YesGWSIUSGS0.80 Unspecified NONE1Imported Channel 1UNSPother 0.80 UNSPUNSPUNSPunknUNSPUNSPUNSP
151922-07-26 -- ----YesGWSIUSGS3.00 Unspecified NONE1Imported Channel 1UNSPother 3.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
141922-07-13 -- ----YesGWSIUSGS5.00 Unspecified NONE1Imported Channel 1UNSPother 5.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
131922-06-20 -- ----YesGWSIUSGS6.00 Unspecified NONE1Imported Channel 1UNSPother 6.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
121922-05-25 -- ----YesGWSIUSGS7.60 Unspecified NONE1Imported Channel 1UNSPother 7.60 UNSPUNSPUNSPunknUNSPUNSPUNSP
111922-03-25 -- ----YesGWSIUSGS0.00 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
101922-03-11 -- ----YesGWSIUSGS0.00 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
91922-02-27 -- ----YesGWSIUSGS0.00 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
81922-02-10 -- ----YesGWSIUSGS0.10 Unspecified NONE1Imported Channel 1OTHRother 0.10 UNSPUNSPUNSPunknUNSPUNSPUNSP
71922-01-11 -- ----YesGWSIUSGS0.70 Unspecified NONE1Imported Channel 1OTHRother 0.70 UNSPUNSPUNSPunknUNSPUNSPUNSP
61921-12-13 -- ----YesGWSIUSGS1.30 Unspecified NONE1Imported Channel 1UNSPother 1.30 UNSPUNSPUNSPunknUNSPUNSPUNSP
51921-11-10 -- ----YesGWSIUSGS3.60 Unspecified NONE1Imported Channel 1UNSPother 3.60 UNSPUNSPUNSPunknUNSPUNSPUNSP
41921-09-26 -- ----YesGWSIUSGS7.90 Unspecified NONE1Imported Channel 1UNSPother 7.90 UNSPUNSPUNSPunknUNSPUNSPUNSP
31921-08-05 -- ----YesGWSIUSGS3.20 Unspecified NONE1Imported Channel 1UNSPother 3.20 UNSPUNSPUNSPunknUNSPUNSPUNSP
21921-07-02 -- ----YesGWSIUSGS4.20 Unspecified NONE1Imported Channel 1UNSPother 4.20 UNSPUNSPUNSPunknUNSPUNSPUNSP
11921-06-11 -- ----YesGWSIUSGS5.80 Unspecified NONE1Imported Channel 1UNSPother 5.80 UNSPUNSPUNSPunknUNSPUNSPUNSP