The Water Leg tunnel will end underwater in a cofferdam to be constructed in the Schoharie Reservoir. here: Monitoring location 01362230 is associated with a CANAL in ULSTER COUNTY, NEW YORK. The Land Leg tunnel is specified to be constructed first, followed by the Water Leg tunnel. The resulting reservoir consists of a single 6-mile (9.6-km) basin, and holds 17.6 billion US gallons (67,000,000 m 3) of water at full capacity, making it one of the smaller New York City reservoirs. Construction is being accomplished through microtunneling, cut-and-cover and dredging methods. It is an impounded portion of the Schoharie Creek, a tributary of the Mohawk River, itself a tributary of the Hudson River . Privacy Two sites now provide access to the Schoharie Reservoir: Devasego Park in Prattsville, Greene County on the east bank of the reservoir; the other at Snyder's Cove off of Road Seven accessible . Phase 1 excavation of the sites is complete, along with equipment and material mobilization, including the MTBM. Located at the intersection of Schoharie, Delaware and Greene Counties, about 36 miles southwest of Albany and roughly 110 miles from New York City, Schoharie Reservoir is formed by the damming of the Schoharie Creek. The Schoharie Reservoir Navigation App provides advanced features of a Marine Chartplotter including adjusting water level offset and custom depth shading. It diverts that water through the 18-mile Shandaken Tunnel, which discharges into the Esopus Creek where it travels another 11 miles before entering Ashokan Reservoir. 3 of 11 4 of 11. The New York City Department of Environmental Protection saw the need to repair the dam and replace the existing output facility, part of which requires tunneling 150 ft. below the surface of the reservoir. Preparing lake level chart. Encompassing approximately 315 square miles, the Schoharie Reservoir watershed, is located primarily in Greene County, NY. http://water.usgs.gov/wateralert/subscribe2/index.html?site_no=01350100&type_cd=sw, Add up to 2 more sites and replot for "Lake or reservoir water surface elevation above NGVD 1929, feet", Add up to 2 more sites and replot for "Lake or reservoir water surface elevation above NAVD 1988, feet", Accessibility PROVISIONAL DATA SUBJECT TO REVISION. No motors allowed. Row boats only and must be registered and inspected by NYC DEP. Completion of the $142.6-million project is planned for 2020. Fishing spots and depth contours layers are available in most Lake maps. This page is available in other languages, Schoharie Reservoir Contour Map (238 KB PDF). Anyone interested in fishing Schoharie Reservoir or waters within the wider area around Catskill should consult with local resources before heading out to fish. County & Town: Schoharie County, Towns of Gilboa and Conesville. The Land Leg tunnel will daylight into a portal area, where it will be tied into an approximately 92 ft. long cut-and-cover section. Completion of the $142.6-million project is planned for 2020. Policies and Notices, U.S. Department of the Interior | Feet 0. Page Contact Information: New York Water Data Support Team The Metro-E cutover of the NYCDEP network is already, as are the onsite batch and water treatment plants, the RCC berm, clearing of approximately 6.5 acres of. Anglers who are familiar with Schoharie Reservoir are asked to suggest changes using the link above. Schoharie Reservoir Water Level. LOCATION.--Lat 4223'50.0", long 7427'02.0" referenced to North American Datum of 1983, Schoharie County, NY, Hydrologic Unit 02020005, on left bank at downstream side of bridge on State Route 990V, 0.2 mi west of village of Gilboa, 0.5 mi downstream from dam on Schoharie Reservoir, and 0.8 mi upstream from the Platter Kill. FOIA The reservoir is stocked annually with approximately 20,000 walleye 1-2" in length. McMillen Jacobs Associates as a trenchless subconsultant to AECOM is providing construction management/resident engineering services for construction of a low-level outlet (LLO) tunnel to enable the New York City Department of Environmental Protection (DEP) to meet dam safety and conservation release objectives for Schoharie Reservoir. The intake structure was dredged and installed by certified divers utilizing an underwater liner plate coffer dam for Tremie concrete. drilling on land and in the reservoir. We have met early milestones ahead of schedule. When it leaves Ashokan Reservoir, it is carried southeast under the Hudson River via the 92-mile Catskill Aqueduct. The first major project, a full-scale rehabilitation of Gilboa Dam, was completed in 2014. . where it will be tied into an approximately 92 ft. long cut-and-cover section. Schoharie Reservor is one of two reservoirs in the Citys Catskill system, and the northernmost reservoir in the entire water supply system. Majority of shoreline is accessible through NYC DEP land. From Ashokan Reservoir, the water flows south through the 92-mile-long Catskill Aqueduct to New York City. City of New York. Below the reservoir, Schoharie Creek is considered warm water with bass and walleye. From Ashokan Reservoir, the water flows south through the 92-mile-long Catskill Aqueduct to New York City. Access: The Schoharie Creek flows into the reservoir on the southern end. The tunnel is separated into a Water Leg and a Land Leg. Both will connect to the Gate Shaft, 40 ft. in diameter by 187 ft. deep, constructed in hard fractured rock, necessitating an extensive pre-grouting program. Nice rock formations and cliffs in that region, but deeper into the channel the water level drops to ankle depth. Project Archive > Gilboa Dam Schoharie Reservoir Low Level Outlet Gilboa Dam Schoharie Reservoir Low Level Outlet . 2022 All Rights Reserved, NYC is a trademark and service mark of the City of New York. 01350100. This "Live" hydrograph courtesy of the Advanced Hydrologic Prediction Service shows the Schoharie Creek at Gilboa Dam water level changes over time. Schoharie Reservoir is covered by the Prattsville, NY US Topo Map quadrant. It ordinarily makes its way to the Kensico Reservoir in Westchester for further settling and mixing with Delaware system water, before moving down aqueducts to the Hillview Reservoir in Yonkers and entering New York Citys water supply distribution system. Below Snyder's Cove is the reservoir station and outlet to aqueduct to NYC, where the approach is restricted. Portions of it lie in the towns of Conesville and Gilboa in Schoharie County, Roxbury in Delaware County, and Prattsville in Greene County. The Land Leg tunnel will daylight into a portal. The Water Leg tunnel will end underwater in a cofferdam to be constructed in the Schoharie Reservoir. Located at the intersection of Schoharie, Delaware and Greene Counties, about 36 miles southwest of Albany and roughly 110 miles from New York City, Schoharie Reservoir is formed by the damming of the Schoharie Creek. Schoharie Reservoir collects water from a 314-square-mile watershed. For other data that you can . The USGS (U.S. Geological Survey) publishes a set of the most commonly used topographic maps of the U.S. called US Topo that are separated into rectangular quadrants that are printed at 22.75"x29" or larger. Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours. 2022 All Rights Reserved, NYC is a trademark and service mark of the City of New York. Forecast hydrographs will be displayed when flooding is expected. Other elements include a roller-compacted concrete berm in the creek to protect the portal excavation from a 10-year flood event, reconstruction of the East Overlook area, stream restoration, decommissioning and removal of existing siphons, and electrical and instrumentation controls. Schoharie Reservoir collects water from a 314-square-mile watershed. The New York City . Schoharie Reservoir collects water from a 314-square-mile watershed. Owned by NYC DEP, the Schoharie Reservoir was created by impounding Schoharie Creek. Consequently, water stays in the reservoir for only a short time before it is drawn into the Shandaken Tunnel and travels southeast 18 miles, where it enters Esopus Creek at the Shandaken portal in Ulster County. Click individual graphics to enlarge. Attempts by the city to regulate land use practices in Delaware county have caused considerable tension between the residents of "upstate" and "downstate." This year the residents of both New York city and the Catskills have to confront another water issue: drought. U.S. Geological Survey Area: 1,112 acres Page Last Modified: 2022-11-09 14:28:10 EST Schoharie reservoir is one of the principle sources of drinking water for New York! Get the latest weather forecast in Schoharie Reservoir, Schoharie, New York, United States of America FISHING for today, tomorrow, long range weather and the next 14 days, with accurate temperature, feels like and humidity levels. NYC Department of Environmental Protection, Gannett Fleming/Hazen & Sawyer, A Joint Venture, Southland Contracting/Oscar Renda Contracting Joint Venture, The intake structure was dredged and installed by certified divers utilizing an underwater liner plate coffer dam for Tremie concrete. Schoharie Reservoir New York fishing map and location information: Schoharie Reservoir is a Lake in Schoharie County, New York and can be found on the Prattsville USGS topo map. The upper 27 miles above Schoharie Reservoir, all in Greene County, are con-sidered trout water, with a fish barrier dam at mile 60. length: 18.1 miles; tunnel dimensions: horse shoe shaped 11' 6" high by 10' 3" wide; intake level on schoharie reservoir: 1065'; discharge el at "portal" on esopus creek, allaben, ulster co. ny: 985'; tunnel discharge volume: 900 cfs (cubic feet per second) maximum at present time or approx. About Schoharie Reservoir. get from WaterNow, go to: http://water.usgs.gov/wateralert/subscribe2/index.html?site_no=01350100&type_cd=sw, Summary of all available data for this site, Instantaneous-data availability statement, Send email to WaterNow@usgs.gov, with Subject: Level Base: 0: Change Since Yesterday: 0.18 Feet Level Controlled by: Dam Name: Gilboa Dam (NYCDEP DAMS WEST OF THE HUDSON RIVER) Daily Levels By Month O-piling and substantial drilled foundations are also part of this work. The machine will drive two tunnel sections that total 2,118 feet, running as deep as 185 feet below the surface. Schoharie Creek continues north and eventually drains into the Mohawk River, which flows into the Hudson north of Albany. The GPS coordinates for this Lake are 42.3656097 (latitude), -74.4412353 (longitude) and the approximate elevation is 1,129 feet (344 meters) above sea level. The Metro-E cutover of the NYCDEP network is already complete, as are the onsite batch and water treatment plants, the RCC berm, clearing of approximately 6.5 acres of trees, andgeotechnical drilling on land and in the reservoir. You must have a DEC permit and your vessel MUST be . The Land Leg tunnel is specified to be constructed first, followed by the Water Leg tunnel. The Schoharie Creek drains eight Greene County municipalities, not including direct drainage to the reservoir, including large sections of the Towns of Prattsville, Lexington, Jewett, Hunter, Ashland, Windham and the Villages of Hunter and Tannersville. Portions of it lie in the towns of Conesville and Gilboa in Schoharie County, Roxbury in Delaware County, and Prattsville in Greene County. Salt levels in the Schoharie Reservoir were measured at 6.5 parts per million. The Flood Categories (in feet) are based on NYCDEP spillway curve with notch. Schoharie Reservoir ORIGIN OF NAME: "Schoharie" came from the Mohawk word "to-wos-scho-hor," meaning "driftwood." LOCATION: Schoharie and Greene Counties in the Catskills SIZE: Four miles. Water threatens access road to Lost Valley. The tunnel portal is an open-cut excavation supported by soil-nail wall located at the downstream end of the project and constructed to accommodate tunneling operations and construction of the multilevel reinforced concrete valve chamber structure. Schoharie Reservoir receives a very large quantity of water for a small reservoir. It diverts that water through the 18-mile Shandaken Tunnel, which discharges into the Esopus Creek where it travels another 11 miles before entering Ashokan Reservoir. Realtime weather, 14 day weather forecast, holiday weather averages, past weather at Schoharie Reservoir, Schoharie . It was created by impounding Schoharie Creek. Lake navigation features include advanced instrumentation to gather wind speed direction, water temperature, water . It diverts that water through the 18-mile Shandaken Tunnel, which discharges into the Esopus Creek where it travels another 11 miles before entering Ashokan Reservoir. The tunnel portal is an open-cut excavation supported by soil-nail wall located at the downstream end of the project and constructed to accommodate tunneling operations and construction of the multilevel reinforced concrete valve chamber structure. The reservoir was created by the Gilboa Dam 90 years ago. Project specifications require a 9.5 ft. diameter, hyperbaric capable microtunnel boring machine (MTBM) designed for five bar of pressure for both the Land Leg and Water Leg tunneled sections. 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