Freestone · Mixed Metamorphic · Connecticut, US

Farmington River — Lower (Tariffville)

Two anglers wading and fly fishing in the Farmington River, Connecticut, with riffling current and wooded banks.
Prime · Brown Trout
Blue Winged Olive · 18-22
Primelive now
About as good as it gets
River dropping into shape after a lift. The kind of afternoon you remember — a weighted nymph through the clearing seams, the dry as it settles.
90% confidence
What moved it
  • Level0.55 mDropping after lift
  • Water temp10.8°C
  • ClaritySlightly colouredClearing
Today's fly
Blue Winged Olive
Blue Winged Olive18-22
Proven pattern for this period
Conditions on the water
Live gauge
Level
Steady
0.55 m
Dropping after lift
Water temp10.8°C
ClaritySlightly coloured
Weather3°C
WindN 14 km/h
Pressure1032 hPa
Rain · recent5.1 mm
Rain · ahead0.0 mm

The nearest gauge doesn't record temperatures, so we've estimated it — defer to the river keeper's advice.

Water temperature for Brown Trout
Ideal
11°C est.ideal 10–16°C
0°14°28°
How to fish it · for Brown Trout
When
Nymphing can work through most of the day.
Where
Cover mixed depths.
Method
Start with tight-line nymphs and adjust if fish rise or drift higher.
Kit
9 ft #4 rod, floating line, 12 ft tapered leader to 4–5 lb fluoro tippet.
Why this works
Excellent — water temperature is right today, though insect activity could be better.
Likely species
Mayflies
Chironomids
Gammarids
Hatch timeline · todayPeak at 12h

Hatch predictions

Today's headline hatch shown — see all 5 active hatches hour by hour as a supporter.

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Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

Supporters see what else is on the menu.

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Evidence
Records-basedModerate confidence

Based on species-occurrence records, not local invertebrate surveys.

Through the year
0–3 scale · October highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
2
2
2
2
2
2
2
1
Brown DunHatch
2
3
3
3
3
3
3
2
Quill GordonHatch
2
2
Blue QuillHatch
2
3
2
HendricksonHatch
2
2

Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.

Ranked for today
Fly box · Brown Trout
Local fly shops: UpCountry Sportfishing
Permits & access
Permit required — see local rules.
  • Connecticut licence required
  • The lower main stem carries different rules from the upstream West Branch TMA — verify current CT DEEP regulations for this reach before you fish.
What's coming
Plan ahead
5-day outlook
Other water nearby · 3
Farmington River — West Branch
22 km
83
Brown trout · Rainbow trout
Housatonic River
50 km
74
Brown trout · Rainbow trout
Swift River
54 km
86
Brook trout · Brown trout · Rainbow trout
Gallery · 2
  1. Two anglers wading and fly fishing in the Farmington River, Connecticut, with riffling current and wooded banks.
    Fly fishing in the Farmington River
  2. Terrain map of the venue
    Terrain map
Water quality · US Clean Water Act
  • Aquatic life: Supporting
What this classification means

EPA ATTAINS assessment unit 'Farmington River (Bloomfield/Farmington)-02' (CT4300-00_02), 2022 Integrated Report. Aquatic Life use: Fully Supporting. This is a Clean Water Act assessment-unit classification (the US analogue of WFD), not a live reading.

Status is for the Clean Water Act assessment unit covering this reach.

EPA ATTAINS (Clean Water Act) · CT4300-00_02

The full read · show the working · for Brown Trout · confidence 90%
How the 84 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow80 × 22%17.6
Clarity85 × 18%15.3
Feeding Time75 × 13%9.8
Pressure80 × 7%5.6
Insect activity63 × 12%7.6
Conditions total= 84
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitymodelled from regional profilemodelled
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout 1 January → 31 December
Related guides
Euro Nymphingsubsurface methods
Booking & contacts