USGS Streamgage 09219000
Blacks Fork near Urie, WY
Blacks Fork near Urie, WY is USGS streamgage 09219000 in Wyoming, monitoring river discharge in hydrologic subbasin 14040107. It sits on the Blacks Fork, alongside 5 other gauges Rivermatics tracks on the same river. It drains a watershed of about 285 square miles. Discharge records at this site go back to 1913. Typical flow runs near 18.9 cfs in July and 72.2 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Wyoming
- Drainage area
- 285 sq mi
- Gauge elevation
- 6,547 ft
- Subbasin (HUC-8)
- 14040107
- Coordinates
- 41.35076, -110.33603
- USGS site number
- 09219000
- Records begin
- 1913-08-01 (113 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 43 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 | 11.8 | 22.8 | 36.6 | |
| February | 12 | 27.3 | 37.5 | |
| March | 23.7 | 43.9 | 110 | |
| April | 14.7 | 72.2 | 224.3 | |
| May | 15.3 | 217.5 | 751.7 | |
| June | 13.8 | 228.1 | 808.7 | |
| July | 4.2 | 18.9 | 126 | |
| August | 1.5 | 7.2 | 30.3 | |
| September | 1.3 | 5.3 | 21.4 | |
| October | 4.1 | 11.7 | 40.5 | |
| November | 6.1 | 15.4 | 47 | |
| December | 9.4 | 19.8 | 41.9 |
All values in cubic feet per second (cfs).
Common questions
- When does Blacks Fork near Urie, WY normally run highest?
- June, on the long-term record. The median daily flow that month is about 228.1 cfs, against 5.3 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Blacks Fork near Urie, WY?
- It depends on the month. In January, half of days historically fall near 22.8 cfs, with the middle 80% of days between 11.8 and 36.6 cfs. The month-by-month table on this page gives the full range.
- How long has Blacks Fork near Urie, WY been measured?
- Discharge records at USGS site 09219000 begin in 1913, about 113 years. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Blacks Fork near Urie, WY?
- The gauge sits at 41.35076, -110.33603, in Wyoming, in hydrologic subbasin 14040107, at an elevation of about 6,547 feet, draining roughly 285 square miles.
- Can I use Blacks Fork near Urie, WY 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.
Upstream and downstream on the Blacks Fork
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Blacks Fork in full.
- Blacks Fork near Robertson, WY 126 sq mi
- Blacks Fork near Millburne, WY 146 sq mi
- Blacks Fork below Little Blacks Fk at Fort Bridger, WY 259 sq mi
- Blacks Fork near Urie, WY this page
- Blacks Fork above Smiths Fork, near Lyman, WY 324 sq mi
- Blacks Fork near Little America, WY 2,981 sq mi