Corwell Avenue
Boat ramp · on Peconic River · near Riverhead · New York
Public, but limited to residents, sticker or permit holders (on tribal land, a tribal permit). The agency notes: “A municipal ramp (Riverhead): Long Island towns and villages sell parking or launch permits, most to residents only; check the town's website for current permits and fees.”. Check the rules with the town, tribe or agency before you go.
Harmful algal blooms reported on Peconic River 4.2 km from this launch (state reports compiled by U.S. EPA): 2016.
state reports compiled by U.S. EPA · checked October 18, 2026
Status not reported No closure has been posted for this launch, but its agency does not publish open or closed status. Check with the managing agency before you tow.
At the launch
- Type
- Boat ramp
- Ramp lanes
- 1
- Ramp surface
- Single lane asphalt ramp
- Restrooms
- No
- Managed by
- Riverhead
- Website
- townofriverheadny.gov
- Coordinates
- 40.91730, -72.64760
Channel depths in feet from the Army Corps' surveys (New York District; the one nearest this launch is of January 10, 2020). Not for navigation.
Conditions
- Weather forecast for this launch · National Weather Service
- Water level, flow at the PECONIC RIVER AT RIVERHEAD NY gauge · USGS, 2.1 mi away on Peconic River
Marine advisories
Advisories in effect load here; without them, see the NWS zone forecast below.
National Weather Service marine zone ANZ340, Peconic and Gardiners Bays. Zone forecast: winds, seas, warnings.
Water level
Latest reading loads here; without it, see the USGS page below.
USGS gauge PECONIC RIVER AT RIVERHEAD NY, 2.1 mi from this launch on Peconic River: water level, flow, a reading every 15 minutes. Readings and history at USGS.
Channel survey
The Army Corps surveys the channels it maintains and posts every survey.
- Peconic River
Condition survey of January 10, 2020 by the New York District. Least depth in the channel: 2.5 ft; project depth 6 ft. Survey sheet (PDF)
US Army Corps of Engineers hydrographic surveys, from eHydro. A survey shows the bottom on the day it was made; channels shoal after high water and change with dredging. Not for navigation.
On Peconic River
River in New York. All launches on Peconic River.
Community
Where people who use Peconic River talk about it.
Nearby launches
- Point Road Ramp · 1.3 mi · Reeves Bay
- Peconic River Carry-in Access near Riverhead · 1.7 mi · Peconic River
- Wildwood Lake Boat Launch · 1.9 mi · Wildwood Lake
- Peconic River Boat Launch near Riverhead · 2.1 mi · Peconic River
- Peconic River Carry-in Access near Riverhead · 2.8 mi · Peconic River
- Birch Creek Road Ramp · 3.0 mi · Birch Creek
Sources
- NYS DEC Marine Boat Launches, Nassau and Suffolk counties (municipal ramps) record 60 · NYS DEC open data, license unspecified; credit NYSDEC Division of Marine Resources
Why it is listed as public: listed by NYS DEC Marine Boat Launches, Nassau and Suffolk counties (municipal ramps). Something wrong, or is this launch private? Send a correction; it goes to a person.