New York | Tompkins County / Ithaca
Cayuga Inlet
Allan H. Treman State Marine Park to Cass Park Dock Launch
Route planning details, access notes, and local verification guidance.
Route location
Loading the route coverage map.
Need to know
Why this call
Conditions
Gauge history and hourly forecast
Use the gauge context and hourly forecast to verify local conditions before launching.
Gauge detail
Gauge history & hourly forecastDetailed view
Gauge
Recent trend
Checking preferred range.
Checking trend.
Gauge source
--Checking timestampMN DNR provides the current paddling level here, but not chart-ready recent samples.
Weather
Hourly forecast
Checking weather.
Loading today's forecast.
Next 8 hours
Short-route forecast
Checking the next several hours.
Route overview
Quick facts and what's next
Distance, difficulty, shuttle basics, and the near-term outlook before you commit to the drive.
Quick facts
Plan ahead
Upcoming outlook
These are early planning reads. Re-check live conditions before you commit to the drive.
Waiting on forecast.
Waiting on forecast.
Plan
Plan your trip
Launch points, shuttle details, distance, and access notes.
Route logistics
Access and shuttle
A short, flatwater Cayuga Inlet reach from the current Allan H. Treman State Marine Park boat launch to the City of Ithaca’s Cass Park human-powered launch. The state Blueway guide places the endpoints within a broader southern Cayuga Lake paddling loop, while the Tompkins County guide identifies the inlet launches and warns of crew activity. Use the 04233255 USGS station as a clearly labeled same-inlet proxy: it is upstream at a flood-control weir, not a route-local safety certification.
Prepare this trip
Take the plan with you
Download the canonical route, add a calendar hold, or send a simple float plan to your group.
Put-in
Allan H. Treman State Marine Park Cayuga Inlet launchAllan H. Treman is an active marina and trailer launch, not a quiet hand-launch beach. Use the canoe/kayak rack or designated non-trailer entry, yield to powered and rowing traffic, and confirm current parking/carry logistics.
Take-out
Cass Park Cayuga Inlet human-powered launchCass Park’s human-powered launch is public but the Tompkins County guide notes limited parking. Do not block park roads, use a private dock, or assume an event-day landing remains available.
Plan this segment
Pulling access map tiles. Usually under 5 seconds.
Access caveats and watch for
Access caveats
- Allan H. Treman is an active marina and trailer launch, not a quiet hand-launch beach. Use the canoe/kayak rack or designated non-trailer entry, yield to powered and rowing traffic, and confirm current parking/carry logistics.
- Cass Park’s human-powered launch is public but the Tompkins County guide notes limited parking. Do not block park roads, use a private dock, or assume an event-day landing remains available.
- The state Blueway guide describes a broader loop involving the inlet, Six Mile Creek, the flood-control channel, and Cayuga Lake. This card intentionally stops at Cass Park and does not claim the connected loop, lake crossing, or tributary sections.
- The USGS station is upstream of the bounded route and can be influenced by the flood-control weir. Keep the proxy label and visual-only flow posture visible.
Watch for
- USGS 04233255 same-inlet trend, lake level, recent rain, visible current, weeds, and shallow water
- college crew shells, marina traffic, docks, buoys, flood-control structures, bridges, and restricted channels
- Treman launch fee/parking, Cass Park limited parking, dock condition, event closures, and the exact water entry
- cold water, wind at the Cayuga Lake mouth, water quality, and any temptation to continue beyond Cass Park without a separate plan
Route gallery
See this route on the water
Photos help show what the access looks like and what the route actually feels like on the water.
Score & sources
Data and sources
See the gauge, weather, and source notes behind today's call.
Why this scoreToday's evidence strength is checking
Evidence strength mostly comes down to three things: how direct the active gauge is, how clear the range is, and how fresh the data is.
- Checking evidence-strength notes.
- Checking evidence cautions.
Data behind the scoreGauge, thresholds, and timing
These are the live readings and threshold notes behind today's score.
| Gauge site | Cayuga Inlet at Ithaca, NY |
| Discharge | Checking |
| Gauge height | Checking |
| 24h trend | Checking |
| 24h change | Checking |
| Current band | Checking |
| Rain last 24h | Checking |
| Rain last 72h | Checking |
| Air temp | Checking |
| Water temp | Checking |
| Wind | Checking |
| Gusts | Checking |
| Rain timing | Checking |
| Ideal range | Needs paddler reports |
| Known low-water floor | Not calibrated yet |
| High threshold | Not calibrated yet |
| Evidence strength behind the range | Official and local sources |
| Gauge observed | Checking |
| Paddle Today updated | Checking |
| Main source behind this score | No universal cfs threshold is published for the Cass Park–Treman inlet reach; use the same-inlet USGS proxy with wind, lake level, current, crew traffic, weeds, and visual depth checks |
| Gauge source | Checking |
| Weather source | Checking |
| Rainfall source | Checking |
NotesWhat to know before you go
These notes cover the access details, route quirks, and source caveats most likely to matter once you get there.
- Named paddling corridorAllan H. Treman to Cass Park on Cayuga Inlet; about 1.1 inlet miles
The Tompkins County guide identifies Allan Treman and Cass Park as Cayuga Inlet launch sites, and the state Blueway guide places the inlet within the southern Cayuga Lake paddle network.
- Public upstream accessAllan H. Treman State Marine Park boat launch
NYS Parks currently lists the eight-lane launch, canoe/kayak racks, parking, fees, and coordinate 42.458818, -76.512681.
- Public downstream accessCass Park human-powered Cayuga Inlet launch
The City of Ithaca confirms human-powered boats may launch at Cass Park, and the county paddling guide identifies the Cass Park Dock Launch on Cayuga Inlet.
- Same-inlet proxy gaugeUSGS 04233255, Cayuga Inlet at Ithaca
USGS reports current stream stage/discharge at a flood-control weir upstream of the lower route. Treat it as same-inlet trend context, not a route-local threshold.
- Route-specific safety postureNo universal cfs threshold; watch crew traffic, wind, weeds, lake level, and visual depth
The county guide warns about college crew teams and the broader blueway material distinguishes sheltered inlet paddling from exposed Cayuga Lake options.
- Camping postureNearby basecamp only; waterfront parks are day-use
State Parks lists day-use marina amenities and explicitly says overnight RV parking is not permitted in the marine park complex.
- Approved route imageKayakers on the Ithaca-area inlet
The image is presented as Cayuga Inlet paddling context and does not represent a current condition or exact endpoint survey.
- Canonical river geometryGenerated Cayuga Inlet trace between Allan H. Treman and Cass Park launch anchors
The geometry follows the named inlet and snaps its endpoints to current public launch-area coordinates; verify marina, crew, flood-control, and lake-mouth conditions in the field.
- Same-river proxy gaugeUSGS 04233255, Cayuga Inlet at Ithaca, NY
USGS 04233255 is an operational same-inlet station upstream at the east end of a flood-control weir, about 2.4 miles above the mouth. It supplies useful discharge and stage trend context, but the short lower reach can diverge because of local backwater, lake elevation, marina operations, and the route’s sheltered channel geometry.
- Safety and river conditionsCheck live gauge, recent rainfall, trend, debris, bridges, and access conditions before launch
New York State Blueway Trail / City of Ithaca / NYS Parks / USGS and its linked safety material warn that conditions change rapidly and require local inspection.
- Image decisionApproved watershed/proxy-gauge context image used for route presentation
The image is clearly labeled as watershed/proxy-gauge context and does not claim to depict this exact reach.
Verify it yourselfCheck the source links
Use these links to double-check the gauge, route details, and access notes before you head out.
- New York State Blueway Trail / City of Ithaca / NYS Parks / USGS route record
- Cayuga Lake Blueway Trail and southern Cayuga Lake paddling guide
- USGS Cayuga Inlet at Ithaca current conditions
- Tompkins County southern Cayuga Lake and Cayuga Inlet paddling guide
- USGS 04233255 monitoring location
- USGS 04233255 current conditions
- Cayuga Inlet context image
Paddler reports
Recent notes from paddlers
A few quick notes from people who were on this route recently.
Reports
Paddler reports
See recent photos and notes from people on the route.
Share your trip
Keep exploring
More routes to check next
Compare another stretch on this river, or jump to nearby options before you pick a plan.
More in New York
All 296 routesNearby routes by distance
Quick answers
Cayuga Inlet paddling FAQ
What water level is good for paddling Cayuga Inlet?
Paddle Today watches Cayuga Inlet at Ithaca, NY and uses Not calibrated yet as the conservative low-water floor for this route. The ideal range still needs more paddler reports.
Where does this Cayuga Inlet route start and end?
This route starts at Allan H. Treman State Marine Park Cayuga Inlet launch and ends at Cass Park Cayuga Inlet human-powered launch, about About 1.1 inlet miles between Allan H. Treman and Cass Park on the water.
Is this Cayuga Inlet route good for beginners?
This is listed as an easy route, but conditions still matter. Check today's score, water level, weather, and access notes before you go.
Flag a change
See something outdated?
Access, hazards, wood, and shuttle details change. Send a quick correction if something looks off.