USGS Streamgage 06820500
Platte River near Agency, MO
Platte River near Agency, MO is USGS streamgage 06820500 in Missouri, monitoring river discharge in hydrologic subbasin 10240012. It sits on the Platte River, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 1,760 square miles. Discharge records at this site go back to 1924. Typical flow runs near 256.9 cfs in July and 517 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
- Missouri
- Drainage area
- 1,760 sq mi
- Gauge elevation
- 853 ft
- Subbasin (HUC-8)
- 10240012
- Coordinates
- 39.68803, -94.70261
- USGS site number
- 06820500
- Records begin
- 1924-05-22 (102 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Platte River near Agency, MO. 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 |
|---|---|---|---|---|
| 295 | 495 | 1,064 | ||
| 174 | 291 | 804 | ||
| 129 | 221 | 955 | ||
| 130 | 402 | 3,805 | ||
| 150 | 764 | 5,625 | ||
| 202 | 1,180 | 7,062 | ||
| 212 | 1,123 | 6,155 | ||
| 189 | 828 | 3,992 | ||
| 178 | 763 | 3,425 | ||
| 151 | 512 | 2,402 | ||
| 130 | 358 | 1,532 | ||
| 114 | 283 | 1,323 | ||
| 101 | 226 | 1,065 | ||
| 85 | 180 | 727 |
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 102 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 | 21.2 | 121.7 | 782.9 | |
| February | 30.2 | 280 | 1,929.7 | |
| March | 67.9 | 459 | 3,855.2 | |
| April | 80.1 | 517 | 3,895.3 | |
| May | 97.8 | 635.5 | 5,417.1 | |
| June | 80.1 | 619.5 | 6,387.3 | |
| July | 43.6 | 256.9 | 2,486.3 | |
| August | 25.3 | 134.7 | 1,259.2 | |
| September | 20.5 | 93.6 | 1,671.6 | |
| October | 14.5 | 93 | 1,226.1 | |
| November | 22.1 | 125 | 1,053.1 | |
| December | 17.5 | 128.4 | 985 |
All values in cubic feet per second (cfs).
Common questions
- When does Platte River near Agency, MO normally run highest?
- May, on the long-term record. The median daily flow that month is about 635.5 cfs, against 93 cfs in October, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Platte River near Agency, MO?
- It depends on the month. In January, half of days historically fall near 121.7 cfs, with the middle 80% of days between 21.2 and 782.9 cfs. The month-by-month table on this page gives the full range.
- How long has Platte River near Agency, MO been measured?
- Discharge records at USGS site 06820500 begin in 1924, about 102 years, covering roughly 9,200 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Platte River near Agency, MO?
- 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 Platte River near Agency, MO?
- The gauge sits at 39.68803, -94.70261, in Missouri, in hydrologic subbasin 10240012, at an elevation of about 853 feet, draining roughly 1,760 square miles.
- Can I use Platte River near Agency, MO 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 Platte River
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Platte River in full.
- Platte River near Agency, MO this page
- Platte River at Sharps Station, MO 2,380 sq mi