Farmington River Flow Today
As of October 2, 2026 at 4:15 AM, the Farmington River is flowing at 613 cfs at Tariffville, CT — 156% of normal for the date and down 11% in 24 hours. 2 of 2 USGS gauges reported in the last 3 days; flows range from 332 to 613 cfs. ❤ Favorite
Farmington River map
See the Farmington River on a live map
Every gauge, dam and paddle run on the river, one tap each:
- Gauges now — which reaches are high or low
- Dams & paddle runs — storage and what’s in range
- Rain — past 24 hrs and the 72-hr forecast, press play
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Farmington River conditions today
Where the river is running versus normal, what’s rising or dropping, and what it means for a trip — built from the live USGS readings below.
At Tariffville, the Farmington River is running 613 cfs — 156% of normal, down 11% since yesterday. Along the river, 2 of 2 reporting gauges are above normal (the typical gauge is at 141% of normal).
In the last 24 hours the river is dropping at Tariffville (-11%).
Paddlers: 2 of 2 runs on the Farmington River with a live range are in range.
How the Farmington River compares to normal
Every reporting gauge from the top of the river to the bottom: bar length is today’s flow, colour is percent of normal for the date.
Flow along the river, upstream to downstream
- Unionville180 ft 332 cfs126%
- Tariffville161 ft 613 cfs156%
Bar length uses a square-root scale so small headwater flows stay visible next to big downstream ones. Colour: <50% 50–90 90–110 110–150 150%+ of normal.
Where every gauge sits
One dot per Farmington River streamgauge, placed by its own percent of normal. The line is the typical gauge (141%).
Farmington River flow report
| Streamgage | Streamflow | % of normal | 24h | Gage height | To flood stage | Elevation |
|---|---|---|---|---|---|---|
|
Farmington River At Unionville CT
Oct 2, 3:30 AM · USGS 01188090 |
332 cfs | 126% | -9% | 5.28 ft | 6.7 ft below | 180 ft |
|
Farmington River At Tariffville CT
Oct 2, 4:15 AM · USGS 01189995 |
613 cfs | 156% | -11% | 1.75 ft | 7.3 ft below | 161 ft |
USGS provisional data. Readings are in each gauge’s local time; gauges silent for more than 3 days are marked “Last reported”. Tap any gauge for its hydrograph, forecast and history.
Paddle runs on the Farmington River
2 of 2 runs are in range right now. Each run is checked against its runnable range using the gauge it is keyed to (or the nearest gauge on this river).
| Run | Status | Flow now | Runnable range | Class |
|---|---|---|---|---|
| Begins Below The Tailrace Of The Rainbow Dam To The Confluence With The Connecticut River Gauge: Tariffville |
In range | 613 cfs | 576–2,011 cfs typical | III–IV |
| The Confluence Of The East And West Branches To The Confluence With The Farmington River In East Granby Gauge: Tariffville |
In range | 613 cfs | 576–2,011 cfs typical | III–IV |
Dams & reservoirs on the Farmington River
Releases from these dams shape the flow downstream. Tap one for its daily level and history.
Farmington River streamflow over time
Daily total flow across every monitored gauge on the river.
Maximum streamflow by year
Farmington River
The Farmington River is a 50-mile-long river located in Connecticut, USA. The river has a rich history, dating back to the early 1600s, when it was used for transportation, agriculture, and fishing. Today, the river is used for recreational activities such as fishing, kayaking, and tubing. The Farmington River has several reservoirs and dams, including the West Branch Reservoir, Barkhamsted Reservoir, and Nepaug Reservoir. These reservoirs provide drinking water to nearby communities and also help regulate the river during periods of low flow. The river's hydrology is influenced by several factors, including precipitation, snow melt, and groundwater discharge. Despite being a popular recreational destination, the Farmington River also supports agriculture, providing water for crops and livestock.
Fishing near the Farmington River
About the Farmington River
How is the Farmington River flowing right now?
As of October 2, 2026, the Farmington River is flowing at 613 cfs at Tariffville, CT, about 156% of normal for the date. Across its 2 USGS gauges, current flows range from 332 to 613 cfs. Every gauge’s live reading is in the table above.
Is the Farmington River running high or low?
The typical gauge on the Farmington River is at 141% of normal for the date. Above 100% means higher than the historical average for this calendar day; below 100% means lower. The profile above shows which reaches are high or low.
What is flood stage on the Farmington River?
The National Weather Service sets flood stages for Unionville (12.0 ft), Tariffville (9.0 ft). The table shows how far each gauge is below its flood stage right now.
Is the Farmington River runnable for paddling today?
2 of 2 paddle runs are in range right now. Each run in the paddle table is checked against its runnable range using its gauge's live flow.
Where does the data come from?
Discharge and gage height are from the USGS National Water Information System; flood stages from the National Weather Service. The history chart sums every monitored gauge on the river.
Can I get alerts for a gauge?
Yes — open any gauge from the table, favorite it in the Snoflo app and set a flow threshold.