USGS Streamgage 08377900
Rio Mora near Terrero, NM
Rio Mora near Terrero, NM is USGS streamgage 08377900 in New Mexico, monitoring river discharge in hydrologic subbasin 13060001. It drains a watershed of about 53 square miles. Discharge records at this site go back to 1963. Typical flow runs near 20.5 cfs in July and 33.2 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- New Mexico
- Drainage area
- 53 sq mi
- Gauge elevation
- 7,890 ft
- Subbasin (HUC-8)
- 13060001
- Coordinates
- 35.77711, -105.65803
- USGS site number
- 08377900
- Records begin
- 1963-10-01 (63 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 62 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 | 3.4 | 5.6 | 9.5 | |
| February | 3.3 | 5.9 | 10.3 | |
| March | 4.7 | 9.9 | 25.6 | |
| April | 13.2 | 33.2 | 89.8 | |
| May | 17.1 | 100.6 | 250.4 | |
| June | 8.2 | 45.5 | 177.7 | |
| July | 8.2 | 20.5 | 66.1 | |
| August | 9 | 25.9 | 96.5 | |
| September | 8.3 | 17.8 | 45.6 | |
| October | 6.2 | 11.9 | 29.6 | |
| November | 4.9 | 8.7 | 18.4 | |
| December | 4.1 | 6.5 | 11.8 |
All values in cubic feet per second (cfs).
Common questions
- When does Rio Mora near Terrero, NM normally run highest?
- May, on the long-term record. The median daily flow that month is about 100.6 cfs, against 5.6 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 Rio Mora near Terrero, NM?
- It depends on the month. In January, half of days historically fall near 5.6 cfs, with the middle 80% of days between 3.4 and 9.5 cfs. The month-by-month table on this page gives the full range.
- How long has Rio Mora near Terrero, NM been measured?
- Discharge records at USGS site 08377900 begin in 1963, about 63 years, covering roughly 9,126 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Rio Mora near Terrero, NM?
- The gauge sits at 35.77711, -105.65803, in New Mexico, in hydrologic subbasin 13060001, at an elevation of about 7,890 feet, draining roughly 53 square miles.
- Can I use Rio Mora near Terrero, 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.