USGS Streamgage 08380500
Gallinas Creek near Montezuma, NM
Gallinas Creek near Montezuma, NM is USGS streamgage 08380500 in New Mexico, monitoring river discharge in hydrologic subbasin 13060001. It drains a watershed of about 84 square miles. Discharge records at this site go back to 1915. Typical flow runs near 8.7 cfs in July and 22.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- New Mexico
- Drainage area
- 84 sq mi
- Gauge elevation
- 6,880 ft
- Subbasin (HUC-8)
- 13060001
- Coordinates
- 35.65199, -105.31883
- USGS site number
- 08380500
- Records begin
- 1915-07-27 (111 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 99 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 | 2.7 | 5.1 | 10 | |
| February | 2.6 | 5.2 | 10.9 | |
| March | 3.4 | 9.1 | 31.5 | |
| April | 4.6 | 22.3 | 81.9 | |
| May | 3.6 | 31.1 | 115.1 | |
| June | 1.8 | 10.7 | 49.1 | |
| July | 2 | 8.7 | 37.5 | |
| August | 3.3 | 13.5 | 72.5 | |
| September | 2.6 | 8.2 | 40.8 | |
| October | 2.5 | 6.5 | 26.1 | |
| November | 2.7 | 6.3 | 19.5 | |
| December | 2.9 | 5.6 | 12.7 |
All values in cubic feet per second (cfs).
Common questions
- When does Gallinas Creek near Montezuma, NM normally run highest?
- May, on the long-term record. The median daily flow that month is about 31.1 cfs, against 5.1 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Gallinas Creek near Montezuma, NM?
- It depends on the month. In January, half of days historically fall near 5.1 cfs, with the middle 80% of days between 2.7 and 10 cfs. The month-by-month table on this page gives the full range.
- How long has Gallinas Creek near Montezuma, NM been measured?
- Discharge records at USGS site 08380500 begin in 1915, about 111 years, covering roughly 9,081 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Gallinas Creek near Montezuma, NM?
- The gauge sits at 35.65199, -105.31883, in New Mexico, in hydrologic subbasin 13060001, at an elevation of about 6,880 feet, draining roughly 84 square miles.
- Can I use Gallinas Creek near Montezuma, NM 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.