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Hydrograph River at a Glance Download  
Tulpehocken Creek near Reading Observed crest: 17.76 ft at 2:31am Feb 08 Observed: 1.85 ft at 9:45pm Feb 6 Observed: 1.85 ft at 10:00pm Feb 6 Observed: 1.84 ft at 10:15pm Feb 6 Observed: 1.84 ft at 10:30pm Feb 6 Observed: 1.84 ft at 10:45pm Feb 6 Observed: 1.84 ft at 11:00pm Feb 6 Observed: 1.84 ft at 11:15pm Feb 6 Observed: 1.84 ft at 11:30pm Feb 6 Observed: 1.84 ft at 11:45pm Feb 6 Observed: 1.84 ft at 12:00am Feb 7 Observed: 1.84 ft at 12:15am Feb 7 Observed: 1.84 ft at 12:30am Feb 7 Observed: 1.84 ft at 12:45am Feb 7 Observed: 1.84 ft at 1:00am Feb 7 Observed: 1.84 ft at 1:15am Feb 7 Observed: 1.84 ft at 1:30am Feb 7 Observed: 1.83 ft at 1:45am Feb 7 Observed: 1.83 ft at 2:00am Feb 7 Observed: 1.83 ft at 2:15am Feb 7 Observed: 1.83 ft at 2:30am Feb 7 Observed: 1.83 ft at 2:31am Feb 7 Observed: 1.83 ft at 2:45am Feb 7 Observed: 1.83 ft at 3:00am Feb 7 Observed: 1.83 ft at 3:15am Feb 7 Observed: 1.83 ft at 3:30am Feb 7 Observed: 1.83 ft at 3:45am Feb 7 Observed: 1.83 ft at 4:00am Feb 7 Observed: 1.83 ft at 4:15am Feb 7 Observed: 1.83 ft at 4:30am Feb 7 Observed: 1.83 ft at 4:45am Feb 7 Observed: 1.83 ft at 5:00am Feb 7 Observed: 1.83 ft at 5:15am Feb 7 Observed: 1.83 ft at 5:30am Feb 7 Observed: 1.83 ft at 5:45am Feb 7 Observed: 1.83 ft at 6:00am Feb 7 Observed: 1.83 ft at 6:15am Feb 7 Observed: 1.83 ft at 6:30am Feb 7 Observed: 1.83 ft at 6:45am Feb 7 Observed: 1.83 ft at 7:00am Feb 7 Observed: 1.83 ft at 7:15am Feb 7 Observed: 1.82 ft at 7:30am Feb 7 Observed: 1.82 ft at 7:45am Feb 7 Observed: 1.82 ft at 8:00am Feb 7 Observed: 1.82 ft at 8:15am Feb 7 Observed: 1.82 ft at 8:30am Feb 7 Observed: 1.82 ft at 8:45am Feb 7 Observed: 1.82 ft at 9:00am Feb 7 Observed: 1.82 ft at 9:15am Feb 7 Observed: 1.82 ft at 9:30am Feb 7 Observed: 1.82 ft at 9:45am Feb 7 Observed: 1.82 ft at 10:00am Feb 7 Observed: 1.82 ft at 10:15am Feb 7 Observed: 1.82 ft at 10:30am Feb 7 Observed: 1.83 ft at 10:45am Feb 7 Observed: 1.83 ft at 11:00am Feb 7 Observed: 1.83 ft at 11:15am Feb 7 Observed: 1.83 ft at 11:30am Feb 7 Observed: 1.83 ft at 11:45am Feb 7 Observed: 1.83 ft at 12:00pm Feb 7 Observed: 1.83 ft at 12:15pm Feb 7 Observed: 1.84 ft at 12:30pm Feb 7 Observed: 1.84 ft at 12:45pm Feb 7 Observed: 1.84 ft at 1:00pm Feb 7 Observed: 1.84 ft at 1:15pm Feb 7 Observed: 1.84 ft at 1:30pm Feb 7 Observed: 1.85 ft at 1:45pm Feb 7 Observed: 1.85 ft at 2:00pm Feb 7 Observed: 1.85 ft at 2:15pm Feb 7 Observed: 1.85 ft at 2:30pm Feb 7 Observed: 1.85 ft at 2:31pm Feb 7 Observed: 1.85 ft at 2:45pm Feb 7 Observed: 1.85 ft at 3:00pm Feb 7 Observed: 1.85 ft at 3:15pm Feb 7 Observed: 1.85 ft at 3:30pm Feb 7 Observed: 1.85 ft at 3:45pm Feb 7 Observed: 1.85 ft at 4:00pm Feb 7 Observed: 1.85 ft at 4:15pm Feb 7 Observed: 1.85 ft at 4:30pm Feb 7 Observed: 1.85 ft at 4:45pm Feb 7 Observed: 1.84 ft at 5:00pm Feb 7 Observed: 1.84 ft at 5:15pm Feb 7 Observed: 1.84 ft at 5:30pm Feb 7 Observed: 1.84 ft at 5:45pm Feb 7 Observed: 1.84 ft at 6:00pm Feb 7 Observed: 1.84 ft at 6:15pm Feb 7 Observed: 1.84 ft at 6:30pm Feb 7 Observed: 1.84 ft at 6:45pm Feb 7 Observed: 1.84 ft at 7:00pm Feb 7 Observed: 1.84 ft at 7:15pm Feb 7 Observed: 1.84 ft at 7:30pm Feb 7 Observed: 1.84 ft at 7:45pm Feb 7 Observed: 1.84 ft at 8:00pm Feb 7 Observed: 1.83 ft at 8:15pm Feb 7 Observed: 1.83 ft at 8:30pm Feb 7 Observed: 1.83 ft at 8:45pm Feb 7 Observed: 1.83 ft at 9:00pm Feb 7 Observed: 1.83 ft at 9:15pm Feb 7 Observed: 1.83 ft at 9:30pm Feb 7 Observed: 1.83 ft at 9:45pm Feb 7 Observed: 1.83 ft at 10:00pm Feb 7 Observed: 1.83 ft at 10:15pm Feb 7 Observed: 1.83 ft at 10:30pm Feb 7 Observed: 1.83 ft at 10:45pm Feb 7 Observed: 1.83 ft at 11:00pm Feb 7 Observed: 1.83 ft at 11:15pm Feb 7 Observed: 1.83 ft at 11:30pm Feb 7 Observed: 1.83 ft at 11:45pm Feb 7 Observed: 1.83 ft at 12:00am Feb 8 Observed: 1.83 ft at 12:15am Feb 8 Observed: 1.83 ft at 12:30am Feb 8 Observed: 1.83 ft at 12:45am Feb 8 Observed: 1.83 ft at 1:00am Feb 8 Observed: 1.83 ft at 1:15am Feb 8 Observed: 1.83 ft at 1:30am Feb 8 Observed: 1.83 ft at 1:45am Feb 8 Observed: 1.83 ft at 2:00am Feb 8 Observed: 1.83 ft at 2:15am Feb 8 Observed: 1.82 ft at 2:30am Feb 8 Observed: 17.76 ft at 2:31am Feb 8 Observed: 1.82 ft at 2:45am Feb 8 Observed: 1.82 ft at 3:00am Feb 8 Observed: 1.82 ft at 3:15am Feb 8 Observed: 1.82 ft at 3:30am Feb 8 Observed: 1.82 ft at 3:45am Feb 8 Observed: 1.82 ft at 4:00am Feb 8 Observed: 1.82 ft at 4:15am Feb 8 Observed: 1.82 ft at 4:30am Feb 8 Observed: 1.82 ft at 4:45am Feb 8 Observed: 1.82 ft at 5:00am Feb 8 Observed: 1.82 ft at 5:15am Feb 8 Observed: 1.82 ft at 5:30am Feb 8 Observed: 1.82 ft at 5:45am Feb 8 Observed: 1.82 ft at 6:00am Feb 8 Observed: 1.82 ft at 6:15am Feb 8 Observed: 1.82 ft at 6:30am Feb 8 Observed: 1.82 ft at 6:45am Feb 8 Observed: 1.82 ft at 7:00am Feb 8 Observed: 1.82 ft at 7:15am Feb 8 Observed: 1.82 ft at 7:30am Feb 8 Observed: 1.82 ft at 7:45am Feb 8 Observed: 1.82 ft at 8:00am Feb 8 Observed: 1.82 ft at 8:15am Feb 8 Observed: 1.82 ft at 8:30am Feb 8 Observed: 1.82 ft at 8:45am Feb 8 Observed: 1.82 ft at 9:00am Feb 8 Observed: 1.82 ft at 9:15am Feb 8 Observed: 1.82 ft at 9:30am Feb 8 Observed: 1.82 ft at 9:45am Feb 8 Observed: 1.82 ft at 10:00am Feb 8 Observed: 1.83 ft at 10:15am Feb 8 Observed: 1.83 ft at 10:30am Feb 8 Observed: 1.83 ft at 10:45am Feb 8 Observed: 1.83 ft at 11:00am Feb 8 Observed: 1.83 ft at 11:15am Feb 8 Observed: 1.83 ft at 11:30am Feb 8 Observed: 1.83 ft at 11:45am Feb 8 Observed: 1.83 ft at 12:00pm Feb 8 Observed: 1.83 ft at 12:15pm Feb 8 Observed: 1.83 ft at 12:30pm Feb 8 Observed: 1.84 ft at 12:45pm Feb 8 Observed: 1.84 ft at 1:00pm Feb 8 Observed: 1.84 ft at 1:15pm Feb 8 Observed: 1.84 ft at 1:30pm Feb 8 Observed: 1.84 ft at 1:45pm Feb 8 Observed: 1.85 ft at 2:00pm Feb 8 Observed: 1.85 ft at 2:15pm Feb 8 Observed: 1.85 ft at 2:30pm Feb 8 Observed: 1.85 ft at 2:31pm Feb 8 Observed: 1.85 ft at 2:45pm Feb 8 Observed: 1.85 ft at 3:00pm Feb 8 Observed: 1.85 ft at 3:15pm Feb 8 Observed: 1.84 ft at 3:30pm Feb 8 Observed: 1.84 ft at 3:45pm Feb 8 Observed: 1.84 ft at 4:00pm Feb 8 Observed: 1.84 ft at 4:15pm Feb 8 Observed: 1.84 ft at 4:30pm Feb 8 Observed: 1.84 ft at 4:45pm Feb 8 Observed: 1.84 ft at 5:00pm Feb 8 Observed: 1.83 ft at 5:15pm Feb 8 Observed: 1.83 ft at 5:30pm Feb 8 Observed: 1.83 ft at 5:45pm Feb 8 Observed: 1.83 ft at 6:00pm Feb 8 Observed: 1.83 ft at 6:15pm Feb 8 Observed: 1.83 ft at 6:30pm Feb 8 Observed: 1.83 ft at 6:45pm Feb 8 Observed: 1.83 ft at 7:00pm Feb 8 Observed: 1.83 ft at 7:15pm Feb 8 Observed: 1.83 ft at 7:30pm Feb 8 Observed: 1.83 ft at 7:45pm Feb 8 Observed: 1.83 ft at 8:00pm Feb 8 Observed: 1.83 ft at 8:15pm Feb 8 Observed: 1.83 ft at 8:30pm Feb 8 Observed: 1.83 ft at 8:45pm Feb 8 Observed: 1.83 ft at 9:00pm Feb 8 Observed: 1.83 ft at 9:15pm Feb 8 Observed: 1.83 ft at 9:30pm Feb 8 Observed: 1.83 ft at 9:45pm Feb 8 Observed: 1.83 ft at 10:00pm Feb 8 Observed: 1.83 ft at 10:15pm Feb 8 Observed: 1.83 ft at 10:30pm Feb 8 Observed: 1.83 ft at 10:45pm Feb 8 Observed: 1.83 ft at 11:00pm Feb 8 Observed: 1.83 ft at 11:15pm Feb 8 Observed: 1.83 ft at 11:30pm Feb 8 Observed: 1.83 ft at 11:45pm Feb 8 Observed: 1.83 ft at 12:00am Feb 9 Observed: 1.83 ft at 12:15am Feb 9 Observed: 1.83 ft at 12:30am Feb 9 Observed: 1.83 ft at 12:45am Feb 9 Observed: 1.83 ft at 1:00am Feb 9 Observed: 1.83 ft at 1:15am Feb 9 Observed: 1.83 ft at 1:30am Feb 9 Observed: 1.83 ft at 1:45am Feb 9 Observed: 1.83 ft at 2:00am Feb 9 Observed: 1.83 ft at 2:15am Feb 9 Observed: 1.83 ft at 2:30am Feb 9 Observed: 1.83 ft at 2:31am Feb 9 Observed: 1.83 ft at 2:45am Feb 9 Observed: 1.83 ft at 3:00am Feb 9 Observed: 1.83 ft at 3:15am Feb 9 Observed: 1.83 ft at 3:30am Feb 9 Observed: 1.82 ft at 3:45am Feb 9 Observed: 1.82 ft at 4:00am Feb 9 Observed: 1.82 ft at 4:15am Feb 9 Observed: 1.82 ft at 4:30am Feb 9 Observed: 1.82 ft at 4:45am Feb 9 Observed: 1.82 ft at 5:00am Feb 9 Observed: 1.82 ft at 5:15am Feb 9 Observed: 1.82 ft at 5:30am Feb 9 Observed: 1.82 ft at 5:45am Feb 9 Observed: 1.82 ft at 6:00am Feb 9 Observed: 1.82 ft at 6:15am Feb 9 Observed: 1.82 ft at 6:30am Feb 9 Observed: 1.82 ft at 6:45am Feb 9 Observed: 1.82 ft at 7:00am Feb 9 Observed: 1.82 ft at 7:15am Feb 9 Observed: 1.82 ft at 7:30am Feb 9 Observed: 1.82 ft at 7:45am Feb 9 Observed: 1.82 ft at 8:00am Feb 9 Observed: 1.82 ft at 8:15am Feb 9 Observed: 1.82 ft at 8:30am Feb 9 Observed: 1.82 ft at 8:45am Feb 9 Observed: 1.82 ft at 9:00am Feb 9 Observed: 1.82 ft at 9:15am Feb 9 Observed: 1.82 ft at 9:30am Feb 9 Observed: 1.82 ft at 9:45am Feb 9 Observed: 1.82 ft at 10:00am Feb 9 Observed: 1.82 ft at 10:15am Feb 9 Observed: 1.82 ft at 10:30am Feb 9 Observed: 1.81 ft at 10:45am Feb 9 Observed: 1.8 ft at 11:00am Feb 9 Observed: 1.8 ft at 11:15am Feb 9 Observed: 1.79 ft at 11:30am Feb 9 Observed: 1.79 ft at 11:45am Feb 9 Observed: 1.79 ft at 12:00pm Feb 9 Observed: 1.79 ft at 12:15pm Feb 9 Observed: 1.79 ft at 12:30pm Feb 9 Observed: 1.79 ft at 12:45pm Feb 9 Observed: 1.79 ft at 1:00pm Feb 9 Observed: 1.79 ft at 1:15pm Feb 9 Observed: 1.79 ft at 1:30pm Feb 9 Observed: 1.79 ft at 1:45pm Feb 9 Observed: 1.79 ft at 2:00pm Feb 9 Observed: 1.79 ft at 2:15pm Feb 9 Observed: 1.79 ft at 2:30pm Feb 9 Observed: 1.79 ft at 2:31pm Feb 9 Observed: 1.79 ft at 2:45pm Feb 9 Observed: 1.79 ft at 3:00pm Feb 9 Observed: 1.79 ft at 3:15pm Feb 9 Observed: 1.79 ft at 3:30pm Feb 9 Observed: 1.79 ft at 3:45pm Feb 9 Observed: 1.79 ft at 4:00pm Feb 9 Observed: 1.79 ft at 4:15pm Feb 9 Observed: 1.79 ft at 4:30pm Feb 9 Observed: 1.78 ft at 4:45pm Feb 9 Observed: 1.78 ft at 5:00pm Feb 9 Observed: 1.78 ft at 5:15pm Feb 9 Observed: 1.78 ft at 5:30pm Feb 9 Observed: 1.78 ft at 5:45pm Feb 9 Observed: 1.78 ft at 6:00pm Feb 9 Observed: 1.78 ft at 6:15pm Feb 9 Observed: 1.78 ft at 6:30pm Feb 9 Observed: 1.78 ft at 6:45pm Feb 9 Observed: 1.78 ft at 7:00pm Feb 9 Observed: 1.78 ft at 7:15pm Feb 9 Observed: 1.78 ft at 7:30pm Feb 9 Observed: 1.78 ft at 7:45pm Feb 9 Observed: 1.78 ft at 8:00pm Feb 9 Observed: 1.78 ft at 8:15pm Feb 9 Observed: 1.78 ft at 8:30pm Feb 9 Observed: 1.78 ft at 8:45pm Feb 9 Observed: 1.78 ft at 9:00pm Feb 9 Observed: 1.78 ft at 9:15pm Feb 9 Graph Created (10:05pm Feb 9, 2010) Observed TULP1 (plotting HGIRG) Gage 0 Datum: 216.60 Latest observed value: 1.78 ft at 9:15 PM EST 9-Feb-2010. Flood Stage is 10.5 ft. Stage (ft) Flow (kcfs)
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NOTE: Gauge reading affected by reservoir operations.

NOTE: Forecasts are not available for the Tulpehocken Creek near Reading. Only observed stages are available for this point.

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Upstream Gauge - below Blue Marsh Dam Upstream Gauge

Flood Categories (in feet)
Major Flood Stage:14
Moderate Flood Stage:12
Flood Stage:10.5
Action Stage:9

Historical Crests
(1) 15.65 ft on 06/23/1972
(2) 10.90 ft on 01/27/1976
(3) 9.04 ft on 02/08/1965
(4) 8.65 ft on 09/01/1952
(5) 7.02 ft on 06/28/2006

About This Location Collapse
Latitude: 40.368880° N, Longitude: 75.979440° W, Horizontal Datum: NAD83

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 10.5 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 N/A N/A Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 N/A N/A Older USGS topographic maps, NGVD29 benchmarks
MSL N/A N/A Older USGS topographic maps, MSL benchmarks
Other 216.6 ft 227.1 ft  

Other Data Sources:
U.S. Geological Survey (USGS) Data and Site Info for Reading

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Hydrologic Resources
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

NWS Information
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Philadelphia/Mount Holly Weather Forecast Office
732 Woodlane Road
Mount Holly, NJ 08060-9615
(609) 261-6600
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