USGS Streamgage 11509200
Ady Canal at Highway 97, near Worden, OR
Ady Canal at Highway 97, near Worden, OR is USGS streamgage 11509200 in Oregon, monitoring river discharge in hydrologic subbasin 18010204. Discharge records at this site go back to 2011. Typical flow runs near 78.2 cfs in July and 15.9 cfs in April, with the higher of the two arriving in July. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.
View live conditions & forecast →
Gauge details
- State
- Oregon
- Gauge elevation
- 4,090 ft
- Subbasin (HUC-8)
- 18010204
- Coordinates
- 42.08089, -121.84464
- USGS site number
- 11509200
- Records begin
- 2011-10-01 (15 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Ady Canal at Highway 97, near Worden, OR. 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 |
|---|---|---|---|---|
| 43.7 | 56.6 | 79.2 | ||
| 40.3 | 59.7 | 117 | ||
| 35.7 | 59.7 | 129 | ||
| 33.4 | 58.7 | 137 | ||
| 31 | 58.6 | 146 | ||
| 28.4 | 57.7 | 143 | ||
| 28.1 | 63.3 | 176 | ||
| 23.6 | 60.1 | 170 | ||
| 25.3 | 65.9 | 196 | ||
| 23.8 | 67.3 | 197 | ||
| 19.9 | 69.9 | 204 | ||
| 21 | 70.7 | 202 | ||
| 16.7 | 69 | 227 | ||
| 16.7 | 66.8 | 216 |
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 15 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 | 1.7 | 15 | 168.3 | |
| February | -0 | 11.4 | 201 | |
| March | 1.2 | 18.1 | 247.6 | |
| April | 0.6 | 15.9 | 188.2 | |
| May | 3.3 | 31.5 | 189.4 | |
| June | 7.4 | 63.9 | 193.1 | |
| July | 6.3 | 78.2 | 192.3 | |
| August | 8.6 | 81.1 | 206.7 | |
| September | 6.1 | 112.8 | 300.1 | |
| October | 7.9 | 89.4 | 281.9 | |
| November | 7.9 | 104.4 | 348.5 | |
| December | 4 | 41.6 | 175 |
All values in cubic feet per second (cfs).
Common questions
- When does Ady Canal at Highway 97, near Worden, OR normally run highest?
- September, on the long-term record. The median daily flow that month is about 112.8 cfs, against 11.4 cfs in February, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Ady Canal at Highway 97, near Worden, OR?
- It depends on the month. In January, half of days historically fall near 15 cfs, with the middle 80% of days between 1.7 and 168.3 cfs. The month-by-month table on this page gives the full range.
- How long has Ady Canal at Highway 97, near Worden, OR been measured?
- Discharge records at USGS site 11509200 begin in 2011, about 15 years, covering roughly 5,414 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Ady Canal at Highway 97, near Worden, OR?
- 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 Ady Canal at Highway 97, near Worden, OR?
- The gauge sits at 42.08089, -121.84464, in Oregon, in hydrologic subbasin 18010204, at an elevation of about 4,090 feet.
- Can I use Ady Canal at Highway 97, near Worden, OR 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.
Other gauges in this subbasin
- Ady Canal above Lower Klamath Nwr, near Worden, OR
- Klamath Straits Drain near Worden, OR
- Klamath River above Keno Dam, at Keno, OR
- Lost River at Stateline Road, near Hatfield, CA
- West Canal below Malone Dam at Langell Valley, OR
- Lost Rvr at Anderson Rose Dvrsn Dam at Malone, OR
- Klamath Straits Drain above F-Ff Pumps, Worden, OR
- Klamath Straits Drain near Highway 97, OR