ANACOSTIA RIVER EXTENSION marine chart is available as part of iBoating : USA Marine & Fishing App(now supported on multiple platforms including Android, iPhone/iPad, MacBook, and Windows(tablet and phone)/PC based chartplotter.).  

 When you purchase our Nautical Charts App,  you get all the great marine chart app features like fishing spots, along with ANACOSTIA RIVER EXTENSION marine chart. The Marine Navigation App provides advanced features of a Marine Chartplotter including adjusting water level offset and custom depth shading. Fishing spots and depth contours layers are available in most Lake maps. Nautical navigation features include advanced instrumentation to gather wind speed direction, water temperature, water depth, and accurate GPS with AIS receivers(using NMEA over TCP/UDP). Autopilot support can be enabled during ‘Goto WayPoint’ and ‘Route Assistance’. Now Automatic Slip to Slip Boat routing based Boat's Draft (draught) is available for water mapped by this chart.


Have more questions about the Nautical Chart App? Ask us.



Min Longitude-76.99
Min Latitude38.86
Max Longitude-76.92
Max Latitude38.94
Edition Label 141
Edition Label 21
Edition Label 368
* some Stats may include nearby/connecting waterbodies
Nearby Tide Station Kenilworth Aquatic Garden
Distance from center: 1 km
Weekly High / Low Tide Table
04/19Fri12:27 AM19.279L cm
04/19Fri06:28 AM93.091H cm
04/19Fri12:51 PM19.488L cm
04/19Fri06:45 PM87.674H cm
04/20Sat01:14 AM18.067L cm
04/20Sat07:15 AM96.416H cm
04/20Sat01:42 PM16.609L cm
04/20Sat07:33 PM89.568H cm
04/21Sun01:56 AM16.747L cm
04/21Sun07:57 AM99.063H cm
04/21Sun02:28 PM14.447L cm
04/21Sun08:16 PM90.913H cm
04/22Mon02:34 AM15.847L cm
04/22Mon08:34 AM100.89H cm
04/22Mon03:12 PM13.388L cm
04/22Mon08:56 PM91.209H cm
04/23Tue03:11 AM15.663L cm
04/23Tue09:09 AM102.082H cm
04/23Tue03:53 PM13.38L cm
04/23Tue09:34 PM90.442H cm
04/24Wed03:45 AM16.221L cm
04/24Wed09:40 AM103.028H cm
04/24Wed04:34 PM14.084L cm
04/24Wed10:09 PM89.015H cm

Marine Wind Meteogram for Lake/Chart

For real time, interactive Marine Wind prediction, download App
Date/TimeSpeed *Dir *
04/20 Sat 06:00AM1.2635.54
04/20 Sat 09:00AM1.4993.06
04/20 Sat 12:00PM3.4179.8
04/20 Sat 03:00PM2.77135.39
04/20 Sat 06:00PM5.68121.45
04/20 Sat 09:00PM6.09118.11
04/21 Sun 12:00AM5.33152.09
04/21 Sun 03:00AM4.23171.5
04/21 Sun 06:00AM3.08167.32
04/21 Sun 09:00AM2.38171
04/21 Sun 12:00PM1.42170.18
04/21 Sun 03:00PM2.25113.07
04/21 Sun 06:00PM3.28119.02
04/21 Sun 09:00PM4.45146.31
04/22 Mon 12:00AM1.64127.92
04/22 Mon 03:00AM2.32122.36
04/22 Mon 06:00AM3.11140
04/22 Mon 09:00AM2.46143.03
04/22 Mon 12:00PM2.57131.36
04/22 Mon 03:00PM3.04133.64
04/22 Mon 06:00PM3.68138.45
04/22 Mon 09:00PM3.03146.06
04/23 Tue 12:00AM0.77195.08
04/23 Tue 03:00AM1.16353.02
04/23 Tue 06:00AM1.3949.45
04/23 Tue 09:00AM1.428.23
04/23 Tue 12:00PM2.529.27
04/23 Tue 03:00PM3.6222.92
04/23 Tue 06:00PM4.6724.98
04/23 Tue 09:00PM4.4133.5
04/24 Wed 12:00AM3.3341.24
04/24 Wed 03:00AM3.32.27
* : UTC Timezone, Speed in meters per sec, and True Direction