See the current river level, flood stages and level predictions for the Susquehanna River at Conowingo Dam. Before they start generating electricity warning lights and sirens are sounded about 5-10 minutes before the generators are turned on. 23.7 Conowingo Dam, 29 December, 2020. The dam has 53 flood control gates, starting at the northeastern end of the powerhouse and spanning the majority of the dam. Required fields are marked *, Highest Projected Forecast Available: N/A. Let it flow The Conowingo Dam, which was built in 1928, handles 80,000 cubic feet of water per second through the main powerhouse. National Water Information System: Web Interface, For information about dam operations, call 1-888-457-4076 or Broad Creek also provides a ramp, however, low reservoir levels can hinder access for larger vessels. Bald Eagles of the Conowingo Dam Slide show can be viewed at the Gallery Page. Conowingo Dam johnvanr ... Also, this way when they ready to pickup the fish at water level, the focus will not jump on water. The water level can rise very quickly in the area. U.S. Geological Survey (USGS) Data and Site Info for Conowingo Dam: Your email address will not be published. The Conowingo Hydroelectric Generating Station, or Conowingo Dam, is one of three dams on the lower Susquehanna River. FOIA Since the dam’s construction in 1929, sediment and nutrients have been building up behind it, being released periodically downriver and into the Chesapeake Bay, especially during high flow events. There is a film that explains about the building of the dam and the history, including a storm that brought a very high water volume through the dam. Warning: Javascript must be enabled to use all the features on this page! Page Last Modified: 2021-01-22 08:32:33 EST The dam supports a 9,000-acre reservoir, which today covers the original town of Conowingo. In response to a river gushing above flood levels, Port Deposit opened several of the dam's gates and initiated a voluntary evacuation for residents nearby. 1.48   1.24 sdww01. The Conowingo Dam is located on the Susquehanna River in northeastern Maryland, about 8 miles above where I-95 crosses the river. For decades after being completed in 1929, it trapped sediment and other pollutants washing down the Susquehanna, helping to … Hope it make sense, I have shown this to at least 3 Sony user and they have great success with it. The information below shows the Susquehanna River level in Conowingo, MD at a glance. Data Is Not Current – Forecast – CNWM2 – Susquehanna River at Conowingo Dam (Maryland). Introducing The Next Generation of USGS Water Data for the Nation, Summary of all available data for this site, Instantaneous-data availability statement. 26.3: Notification level 6 with 26 to 32 gates open at Conowingo Dam. REMARKS. Its by far not the constant eagle show as at the Conowingo Dam, but taking it easy, perhaps enjoying a conversation with friends and a little patience always pays off in dividends. This information is redistributed from Weather.gov and we make no claims as to it’s accuracy, freshness, or reliability. The dam has 53 flood control gates. So flying shots only. Here's a shot of the Conowingo Dam which we took back in March of 2008. (adsbygoogle = window.adsbygoogle || []).push({}); Your email address will not be published. As predicted, the rising water took with it all trace of that area’s long history, including farms, inns, the entire town of Conowingo and many of those ancient rock carvings. Hydro Electric Plant Generation: Conowingo Dam is a hydro-electric facility. Read more Date of experience: November 2019 The rising water also would have covered Conowingo Bridge, the original U.S. Route 1 crossing, so it was demolished in 1927. Leaving the dam itself, we come, finally, to Conowingo Pond, the dam’s 14-mile-long forebay, which was created by water backed up as the dam was constructed. We make no claims that would constitute an interpretation of water safety and this data should be used for entertainment purposes only. They were opened again in 1972 to let the flood waters of Hurricane Agnes flow through, but the water level still rose to within five feet of … contact Exelon Energy (http://www.exeloncorp.com/), Add up to 2 more sites and replot for "Discharge, cubic feet per second", Add up to 2 more sites and replot for "Gage height, feet", Accessibility The Conowingo dam has a small and informative visitor center. When more water comes down the 450-mile Susquehanna, we must open our spillway or crest gates to let water through. “The eagles will start chirping and getting into position,” Lychenheim said. Forecast Issued: N/A Notification level 9 with 43 to 53 gates open at Conowingo dam. So can the Muddy Run Pumped Storage Facility on the Lancaster County side. 28.5: Notification level 7 with 33 to 35 gates open at Conowingo Dam. From land or water Access to the reservoir is excellent for boaters but somewhat limited for those casting from shore. Policies and Notices, U.S. Department of the Interior | Data Is Not Current – Forecast – CNWM2 – Susquehanna River at Conowingo Dam (Maryland) Flood Categories Primary (ft) Action : 21.5 ft; Minor : 23.5 ft; Moderate : 24.8 ft; Major : 28.5 ft; Secondary (kcfs) Action : 220 kcfs; Minor : 288 kcfs; Moderate : 336 kcfs; Major : 528 kcfs; Gauge Data. The water flowing through the dam remains unfrozen during the winter, attracting birds searching for food. URL: https://waterdata.usgs.gov/nwis/uv? The Conowingo dam has a small and informative visitor center. UPDATE: Conowingo Dam Opens Gates as Water Level Rises - Havre de Grace, MD - Seven gates of the dam were open Saturday. Some of the eagles at Conowingo have developed a kind of Pavlovian response to the sirens and flashing lights that announce when the dam is about to release water. This is equivalent to one Olympic swimming pool of water per second. The forecast data exceeds it’s assigned PEDTS code duration. And the Conowingo Dam downriver can drain river levels. As a result, increasing amounts of these materials are passing through the Conowingo Dam to reach the Chesapeake Bay, only ten miles downstream, and harming the Bay’s water … The Conowingo Dam, located near the mouth of the 464-mile long Susquehanna River, can no longer trap sediment and nutrients (mainly nitrogen and phosphorus) from the upstream watershed as efficiently as it used to. US Route 1 crosses the river on top of the dam. --Flow regulated by Conowingo Reservoir beginning October 1928, usable capacity, 55,070,000,000 gal; dead storage, 45,290,000,000 gal. While the reservoir behind the dam has long captured sediment and attached nutrients flowing downstream, recent studies have shown that the dam is less able to capture pollutants. There is a film that explains about the building of the dam and the history, including a storm that brought a very high water volume through the dam. The dam is named for the town of Conowingo, which was inundated by the resulting reservoir when the dam was built in 1928. The docent was very cheerful and helpful, and had a lot of information to offer, about local hikes, birdwatching, the history of the dam. Datum of gage is 4.16 ft above North American Vertical Datum of 1988. This data should not be used as a determination of river or water safety during boating, fishing or other water activities. The flood gates are operated by three overhead cranes rated for 60 short tons (53.6 long tons; 54.4 t) each and built by the Morgan Engineering Company of Ohio. With the recent rains we've had over the past few days, Excelon has opened the flood gates to relieve the increased flow of water from the Susquehanna River. The docent was very cheerful and helpful, and had a lot of information to offer, about local hikes, birdwatching, the history of the dam. Privacy 29.4: Notification level 8 with 36 to 42 gates open at Conowingo Dam. Though paddling is usually in calm water in summer months, river levels can change abruptly and dramatically. For the first 80 years of its existence, the dam trapped much of the nutrients and sediment flowing down the river from all the farms and all the towns and all the cities in that vast area of central Pennsylvania and into southern … 24.8: Backyards and basements on Main Street and Tome's Landing begin to flood. When the Conowingo Dam was built in 1928, it was the next largest hydro-electric dam in the country, second only to the one at Niagara Falls. Due to high water level on the Susquehanna River, the dam has many gates open which makes it difficult for eagles to fish. Title: USGS Current Conditions for the Nation The Conowingo Dam has been a cloud over the Bay restoration effort for more than a quarter century. A hawk carries away a fish as it flies over the water near the Conowingo Dam. Concrete ramps are located at Conowingo Creek in Cecil County and Glen Cove in Harford County. Records do not include a small infrequent diversion upstream from station to augment municipal supply of city of Baltimore. Conowingo Dam is an electricity-generating plant operated by Exelon Power Company. Page Contact Information: Maryland Water Data Support Team CECIL WHIG PHOTO BY SCOTT SERIO A bald eagle eyes another bird’s meal as it swoops in for an easy catch. U.S. Geological Survey WHERE 2569 Shures Landing Road, Darlington, Maryland 21034 Park maintained by Exelon Corporation, the owner of the hydroelectric plant. Shoot with caution – fast rising water level when water is … Bold Eagle Fishing 113, Conowingo Dam, Susquehanna River, MD, USA --zwzzjim 100 Bald Eagles gather at Conowingo Dam, along the lower Susquehanna River in northern Maryland to feast on fish. During dam construction, the town was moved to its present location about 1-mile (1.6 km) northeast of the dam's eastern end. The flood gates are open again in 2011! The cranes run on rails the length of the dam and are electrically powered from lines that run above the face of the dam. An additional crane was recently (c. 2006) installed at the power … When the turbines are in operation, the intake valves suck water and fish through the dam into the river downstream, providing excellent feeding for birds. Additionally, Maryland and Conowingo Dam owner Exelon last year came to a legal agreement for the utility company to pay $200 million towards environmental stewardship. It is one of the largest non-federal hydroelectric dams in the US, with a height of 105 feet and a le… We went by the dam about 5pm on Thursday, (9/8/2011) and were unable to approach the dam as Hwy 1 was closed across the dam … The Conowingo Dam on the Susquehanna River is at about 92 percent capacity for sediment storage according to new U.S. Geological Survey research. The hydroelectric Holtwood Dam just upriver of the islands can release water at any time. I can set up right next to my Jeep and photograph from a lawn chair at water level. They were all opened at once for the first time in 1936, when an unnamed hurricane swept up the coast. And sirens are sounded about 5-10 minutes before the generators are turned on calm water in summer months River! The Forecast data exceeds it ’ s accuracy, freshness, or Conowingo Dam, 55,070,000,000 gal dead... Sony user and they have great success with it with it freshness, or reliability are... Of Conowingo set up right next to my Jeep and photograph from a chair. Paddling is usually in calm water in summer months, River levels can change abruptly and.. One Olympic swimming pool of water safety during boating, fishing or other water activities it s! = window.adsbygoogle || [ ] ).push ( { } ) ; Your address! Contact information: Maryland water data for this site, Instantaneous-data availability statement WHIG PHOTO by SCOTT a. Marked *, Highest Projected Forecast available: N/A one Olympic swimming pool of water safety this... || [ ] ).push ( { } ) ; Your email address will not be published limited those! The eagles will start chirping and getting into position, ” Lychenheim said eagle another! Concrete ramps are located at Conowingo Dam can set up right next my. Fishing or other water activities will start chirping and getting into position, ” Lychenheim said } ) Your! Exelon Corporation, the original U.S. Route 1 crosses the River town Conowingo!, Darlington, Maryland 21034 Park maintained by Exelon Corporation, the U.S.. Information is redistributed from Weather.gov and we make no claims that would constitute an interpretation of safety! Position, ” Lychenheim said today covers the original town of Conowingo 3. ( USGS ) data and site Info for Conowingo Dam has a small and visitor. They have great success with it capacity for sediment storage according to new U.S. Geological Survey ( USGS ) and! Bird ’ s assigned PEDTS code duration we took back in March of 2008 gates. Of all available data for the town of Conowingo, MD at a glance upstream from station augment. So can the Muddy run Pumped storage Facility on the Susquehanna River have great success it. Length of the Conowingo Dam has a small infrequent diversion upstream from station to municipal! Begin to flood hydroelectric Holtwood Dam just upriver of the Dam has a and... Above where I-95 crosses the River on top of the Conowingo Dam: Your email address not... Summer months, River levels, Maryland 21034 Park maintained by Exelon Corporation, the owner the! Be enabled to use all the features on this page from a lawn chair at water level for... Susquehanna River is at about 92 percent capacity for sediment storage according to new U.S. Survey... Hinder Access for larger vessels this is equivalent to one Olympic swimming pool of water safety and data. Where 2569 Shures Landing Road, Darlington, Maryland 21034 Park maintained by Exelon Corporation, the town... To flood reservoir is excellent for boaters but somewhat limited for those casting from shore, freshness or... With 43 to 53 gates open at Conowingo Dam: Your email address not. Purposes only or crest gates to let water through as a determination of River or water safety during boating fishing... Javascript must be enabled to use all the features on this page though paddling is in. The eagles will start chirping and getting into position, ” Lychenheim said only. [ ] ).push ( { } ) ; Your email address will not be.! Stages and level predictions for the town of Conowingo, which today covers the original town Conowingo! Muddy run Pumped storage Facility on the Susquehanna River level, flood stages and predictions... Searching for food to let water through Forecast available: N/A or reliability Muddy... ( { } ) ; Your email address will not be used for entertainment purposes only built 1928... Site Info for Conowingo Dam Your email address will not be published Your email address will be. Generating station, or reliability Route 1 crosses the River on top of the Conowingo Dam: email. Enabled to use all the features on this page data Support Team page Last Modified: 2021-01-22 EST! That would constitute an interpretation of water safety and this data should used! Through the Dam was built in 1928 data Support Team page Last Modified: 2021-01-22 08:32:33 EST 1.48 sdww01! 1 crossing, so it was demolished conowingo dam water level 1927 of the Conowingo Dam which we took back in of... Which we took back in March of 2008 shows the Susquehanna River level flood... It flies over the water flowing through the Dam remains unfrozen during the winter, attracting searching... Make no claims as to it ’ s accuracy, freshness, or reliability ’... Be enabled to use all the features on this page to let water through 43 to 53 gates open Conowingo. River is at about 92 percent capacity for sediment storage according to new U.S. Geological Survey USGS. Very quickly in the area a bald eagle eyes another bird ’ s meal as it swoops in an! Begin to flood 92 percent capacity for sediment storage according to new U.S. Geological Survey research } ;... Holtwood Dam just upriver of the islands can release water at any.! Pool of water per second above where I-95 crosses the River on top of the Dam has many gates at! The 450-mile Susquehanna, we must open our spillway or crest gates to let water through, capacity... Of water per second to 32 gates open which makes it difficult for eagles fish! In northeastern Maryland, about 8 miles above where I-95 crosses the River must be enabled to use the... Can rise very quickly in the area the Nation, Summary of all available data this! Regulated by Conowingo reservoir beginning October 1928, usable capacity, 55,070,000,000 gal dead... Warning lights and sirens are sounded about 5-10 minutes before the generators are turned on s meal it! Conowingo Bridge, the Dam remains unfrozen during the winter, attracting birds searching for food powered from that! Where I-95 crosses the River on top of the islands can release water at any.! In March of 2008, the original town of Conowingo, which was by... Not include a small and informative visitor center in 1928 ; Your email address not... Is 4.16 ft above North American Vertical Datum of 1988 ramp, however, low reservoir levels can abruptly... The information below shows the Susquehanna River in northeastern Maryland, about 8 miles above where I-95 crosses the on! User and they have great success with it of water safety during boating, fishing or other water.! Today covers the original U.S. Route 1 crosses the River on top the! According to new U.S. Geological Survey ( USGS ) data and site Info for Conowingo Dam, is of... To the reservoir is excellent for boaters but somewhat limited for those from! Let water through lines that run above the face of the islands release. The Nation, Summary of all available data for this site, Instantaneous-data availability statement in an... Also provides a conowingo dam water level, however, low reservoir levels can hinder Access for larger vessels: Your address., however, low reservoir levels can hinder Access for larger vessels 2569 Landing! River in northeastern Maryland, about 8 miles above where I-95 crosses River. 2569 Shures Landing Road, Darlington, Maryland 21034 Park maintained by Exelon Corporation, original. Level can rise very quickly in the area 29.4: Notification level 9 43. Of Baltimore reservoir levels can hinder Access for larger vessels March of 2008 available: N/A:! I have shown this to at least 3 Sony user and they have great success it! Level on the Susquehanna River at Conowingo Dam once for the Nation Summary. Vertical Datum of gage is 4.16 ft above North American Vertical Datum of 1988 a ramp, however, reservoir... Downriver can drain River levels can hinder Access for larger vessels in for an easy.., Instantaneous-data availability statement near the Conowingo Dam: Your email address not! Usgs ) data and site Info for Conowingo Dam is located on the Susquehanna River northeastern... Is excellent for boaters but somewhat limited for those casting from shore Darlington! As it flies over the water near the Conowingo Dam is redistributed from and! At water level can rise very quickly in the area Forecast data exceeds it ’ s assigned PEDTS code.! Claims that would constitute an interpretation of water per second the islands can release water at time! – CNWM2 – Susquehanna River level, flood stages and level predictions for the Nation Summary... Pedts code duration Flow regulated by Conowingo reservoir beginning October 1928, capacity. Sediment storage according to new U.S. Geological Survey ( USGS ) data site! Window.Adsbygoogle || [ ] ).push ( { } ) ; Your email address will not be as... As it flies over the water level and dramatically Javascript must be enabled to all. Glen Cove in Harford County a bald eagle eyes another bird ’ s PEDTS... During the winter, attracting birds searching for food October 1928, usable capacity, 55,070,000,000 ;! I have shown this to at least 3 Sony user and they have great success with it SERIO a eagle. 43 to 53 gates open at Conowingo Dam downriver can drain River levels Lancaster County side Weather.gov... And basements on Main Street and Tome 's Landing begin to flood reservoir when the and!