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Hydrograph River at a Glance Download
Arroyo Corte Madera del Presidio  Stage (ft)Observed: 2.94 ft at 10:36PM Oct 15, 2019Observed: 2.94 ft at 10:36AM Oct 16, 2019Highest Observation: 2.95 ft at 10:36PM Oct 16, 2019Observed: 2.94 ft at 10:36AM Oct 17, 2019Observed: 2.94 ft at 10:36PM Oct 17, 2019Observed: 2.94 ft at 10:36AM Oct 18, 2019Observed: 2.94 ft at 10:36PM Oct 18, 2019Observed: 2.94 ft at 10:36AM Oct 19, 2019Observed: 2.92 ft at 10:36PM Oct 19, 2019Observed: 2.93 ft at 10:36AM Oct 20, 2019ACMC1(plotting HGIRR) Graph Created (2:30PM Oct 20, 2019)ObservedLatest observed value: 2.93 ft at 10:36 AM PDT 20-Oct-2019. Flood Stage is 8 ft
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NOTE: Graphical forecasts are not available for the Arroyo Corte Madera del Presidio . During times of high water, forecast crest information can be found in the text products.
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Flood Categories (in feet)
Major Flood Stage: 12
Moderate Flood Stage: 10
Flood Stage: 8
Action Stage: 6
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:15
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Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
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12 Major Flood Stage. Flood flows are at least 2 feet deep in town, with major roadway flooding and inundation of local businesses and homes.
10 Moderate Flood Stage. One to several feet of water on floodplain near the creek. Marin Theater Company and nearby businesses flooded, particularly on right bank (western side).
8 Minor Flood Stage. Water in creek reaches bridge structure and begins backwatering near the Marin Theater Company. Other local drainage issues in town likely due to high water levels in creek; storm drains backwatered. NWS will issue a Flash Flood Warning if not already issued.
6 Monitor Stage. Water is 2 feet below backwater conditions at bridge over creek immediately downstream of Marin Theater Company. NWS will issue a Flash Flood Watch if not already issued.
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Latitude: 37.897500° N, Longitude: 122.536111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 8 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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Page last modified: 1-Mar-2019 12:32 AM
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