Tulpehocken Cr at Blue Marsh Damsite near Reading water level

Name: Tulpehocken Cr at Blue Marsh Damsite near Reading water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Tulpehocken Cr, Pennsylvania, United States

Directions

Normal for mid-October

Water level

3.87ft Steady over the last 24 hours

Measured Oct 20, 2026, 10:15 PM EDT (33 min ago)

Flow: 251 cfs
Water temperature: 62 °F

History

7 days

Water level

What this means

Tulpehocken Cr at Blue Marsh Damsite near Reading is at 3.87 ft, in the normal range for mid-October.

It has barely moved over the past 24 hours. In the last month it has stayed between 3.87 ft and 4.66 ft.

Fall is often low-water season on rivers, until steadier rain returns. The water temperature at the gauge is 62 °F.

Compared with 5 years of daily readings for this time of year. How to read levels

Key numbers

Highest on record: 18.70 ftJuly 22, 1972

Floating and fishing near Tulpehocken Cr at Blue Marsh Damsite near Reading

Normal flows mean predictable rapids and good access at most put-ins.

Highest crests on record

Rank	Level	Date
1	18.70 ft	July 22, 1972
2	13.71 ft	January 27, 1976
3	11.68 ft	February 13, 1971
4	10.79 ft	September 9, 2011
5	9.99 ft	July 30, 1969
6	9.46 ft	June 28, 2006
7	8.50 ft	June 28, 1975
8	8.13 ft	April 2, 1970
9	8.02 ft	June 26, 2000
10	7.73 ft	December 6, 1993

Weather at the gauge

The forecast is not available right now.

Sunrise 07:22 AM Sunset 06:17 PM Daylight 10 hr, 55 min Waxing gibbous 73%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Blue Marsh Lake near BernvilleLake, Blue Marsh Lake	287.82 ft	Normal	−0.23 ft	0.7 mi
Tulpehocken Creek near ReadingRiver gauge, Tulpehocken Creek	1.78 ft	Below flood stage	±0	2.4 mi
Schuylkill River at ReadingRiver gauge, Schuylkill River	3.60 ft	Below flood stage	−0.04 ft	5.2 mi
Maiden Creek at BerkleyRiver gauge, Maiden Creek	160 cfs	Normal	−10.0 cfs	6.0 mi
Tulpehocken Creek near BernvilleRiver gauge, Tulpehocken Creek	67.0 cfs	Normal	−5.9 cfs	8 mi
Schuylkill River at BerneRiver gauge, Schuylkill River	5.16 ft	Below flood stage	−0.03 ft	11 mi
Maiden Creek near VirginvilleRiver gauge, Maiden Creek	81.4 cfs	Normal	−8.4 cfs	13 mi
Manatawny Creek near SpangsvilleRiver gauge, Manatawny Creek	28.9 cfs	Low	±0	15 mi

Questions and answers

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Tulpehocken Cr at Blue Marsh Damsite near Reading today?

On Oct 20, 2026, 10:15 PM EDT, the water level was 3.87 ft. Steady over the last 24 hours.

Is Tulpehocken Cr at Blue Marsh Damsite near Reading rising or falling?

Steady over the last 24 hours.

Is the level of Tulpehocken Cr at Blue Marsh Damsite near Reading normal?

Normal for mid-October. Compared with 5 years of daily readings for this time of year.

What is the highest water level ever recorded at Tulpehocken Cr at Blue Marsh Damsite near Reading?

The highest level on record is 18.70 ft on July 22, 1972.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:01470960 (Agency page)
Coordinates: 40.37057, -76.02519 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	3.87 ft	2026-10-21 02:15	Provisional
Flow	251 cfs	2026-10-21 02:15	Provisional
Water temperature	62 °F	2026-10-21 02:15	Provisional

Download

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How to cite

U.S. Geological Survey: Tulpehocken Cr at Blue Marsh Damsite near Reading (usgs:01470960). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/pennsylvania/tulpehocken-cr-at-blue-marsh-damsite-near-reading

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer