USGS Streamgage 09416000
Muddy River near Moapa, NV
Muddy River near Moapa, NV is USGS streamgage 09416000 in Nevada, monitoring river discharge in hydrologic subbasin 15010012. It sits on the Muddy River, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 3,944 square miles. Discharge records at this site go back to 1913. Typical flow runs near 37.7 cfs in July and 42.1 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.
View live conditions & forecast →
Gauge details
- State
- Nevada
- Drainage area
- 3,944 sq mi
- Gauge elevation
- 1,710 ft
- Subbasin (HUC-8)
- 15010012
- Coordinates
- 36.71108, -114.69527
- USGS site number
- 09416000
- Records begin
- 1913-07-01 (113 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Muddy River near Moapa, NV. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.
| Date | Low p10 | Expected p50 | High p90 | Range |
|---|---|---|---|---|
| 37.8 | 38.3 | 39 | ||
| 37.6 | 38.3 | 39.2 | ||
| 37.5 | 38.4 | 39.4 | ||
| 37.4 | 38.4 | 39.6 | ||
| 37.2 | 38.4 | 39.8 | ||
| 37.1 | 38.4 | 39.9 | ||
| 37.1 | 38.6 | 40.8 | ||
| 37 | 38.5 | 40.6 | ||
| 37 | 38.7 | 41.3 | ||
| 37 | 39.3 | 44.6 | ||
| 37.2 | 40.2 | 49.5 | ||
| 37 | 40 | 46.7 | ||
| 37 | 39.9 | 45.3 | ||
| 36.6 | 39.3 | 43.8 |
All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 113 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 | 34.2 | 43.6 | 50.5 | |
| February | 35 | 43.6 | 50.9 | |
| March | 34.5 | 43.5 | 49.4 | |
| April | 33.4 | 42.1 | 47.7 | |
| May | 34.8 | 40.7 | 46.4 | |
| June | 31.9 | 38.7 | 44.2 | |
| July | 30.5 | 37.7 | 44.6 | |
| August | 29.7 | 37.8 | 45.4 | |
| September | 30.6 | 38.8 | 46.4 | |
| October | 29.2 | 39.7 | 47.1 | |
| November | 31.8 | 41.5 | 49.3 | |
| December | 33.1 | 42.7 | 50.4 |
All values in cubic feet per second (cfs).
Common questions
- When does Muddy River near Moapa, NV normally run highest?
- January, on the long-term record. The median daily flow that month is about 43.6 cfs, against 37.7 cfs in July, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Muddy River near Moapa, NV?
- It depends on the month. In January, half of days historically fall near 43.6 cfs, with the middle 80% of days between 34.2 and 50.5 cfs. The month-by-month table on this page gives the full range.
- How long has Muddy River near Moapa, NV been measured?
- Discharge records at USGS site 09416000 begin in 1913, about 113 years, covering roughly 9,130 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Muddy River near Moapa, NV?
- Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
- Where is Muddy River near Moapa, NV?
- The gauge sits at 36.71108, -114.69527, in Nevada, in hydrologic subbasin 15010012, at an elevation of about 1,710 feet, draining roughly 3,944 square miles.
- Can I use Muddy River near Moapa, NV 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 Muddy River
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Muddy River in full.
- Muddy River near Moapa, NV this page
- Muddy River near Glendale, NV 7,044 sq mi