USGS Streamgage 08449100
Dolan Creek above Devils River near Comstock, TX
Dolan Creek above Devils River near Comstock, TX is USGS streamgage 08449100 in Texas, monitoring river discharge in hydrologic subbasin 13040302. It drains a watershed of about 178 square miles. Discharge records at this site go back to 2011. Typical flow runs near 13.3 cfs in July and 12.9 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Texas
- Drainage area
- 178 sq mi
- Gauge elevation
- 1,326 ft
- Subbasin (HUC-8)
- 13040302
- Coordinates
- 29.88832, -100.9898
- USGS site number
- 08449100
- Records begin
- 2011-11-17 (15 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 15 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | 9.9 | 12.7 | 29.2 | |
| February | 9.5 | 12.1 | 24.5 | |
| March | 9.2 | 12.8 | 25.4 | |
| April | 9.8 | 12.9 | 24.7 | |
| May | 9.9 | 14.3 | 27.4 | |
| June | 10 | 13.6 | 34.4 | |
| July | 10 | 13.3 | 34.1 | |
| August | 9 | 12.1 | 32.9 | |
| September | 9 | 13.6 | 33.3 | |
| October | 9.4 | 14.3 | 30.5 | |
| November | 10.8 | 13.6 | 31.5 | |
| December | 9.9 | 12.9 | 32.5 |
All values in cubic feet per second (cfs).
Common questions
- When does Dolan Creek above Devils River near Comstock, TX normally run highest?
- May, on the long-term record. The median daily flow that month is about 14.3 cfs, against 12.1 cfs in February, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Dolan Creek above Devils River near Comstock, TX?
- It depends on the month. In January, half of days historically fall near 12.7 cfs, with the middle 80% of days between 9.9 and 29.2 cfs. The month-by-month table on this page gives the full range.
- How long has Dolan Creek above Devils River near Comstock, TX been measured?
- Discharge records at USGS site 08449100 begin in 2011, about 15 years, covering roughly 5,355 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Dolan Creek above Devils River near Comstock, TX?
- The gauge sits at 29.88832, -100.9898, in Texas, in hydrologic subbasin 13040302, at an elevation of about 1,326 feet, draining roughly 178 square miles.
- Can I use Dolan Creek above Devils River near Comstock, TX data for flood or safety decisions?
- No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.