Little Lehigh Creek at Tenth St. Br. at Allentown water level

Name: Little Lehigh Creek at Tenth St. Br. at Allentown 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, Little Lehigh Creek, Pennsylvania, United States

Directions

Below flood stage

Water level

2.34ft Steady over the last 24 hours

Measured Oct 21, 2026, 02:45 AM EDT (53 min ago)

Flow: 43.3 cfs
Water temperature: 55 °F

History

7 days

Water level Minor flood stage

What this means

Water levels are unremarkable at Little Lehigh Creek at Tenth St. Br. at Allentown, where the gauge shows 2.34 ft.

It is 5.66 ft below the flood stage of 8.00 ft.

It has barely moved over the past 24 hours. The 30-day range is 2.34 ft – 2.48 ft.

Fall is often low-water season on rivers, until steadier rain returns. The water temperature at the gauge is 55 °F.

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record: 12.69 ftAugust 4, 2020

Paddling and fishing conditions

Most paddlers and anglers will find the river in good shape at this stage.

For reference, flood stage is 8.00 ft.

What happens at each level

12.00 ft: Flooding expands along Martin Luther King Jr. Drive.
11.00 ft: Portions of the Little Lehigh Parkway pathways in Little Lehigh Park are damages or destroyed.
10.00 ft: Water is several feet deep on Martin Luther King Jr. Drive near Lehigh Street. Businesses are flooded.
9.00 ft: Fish Hatchery Road is flooded.
8.00 ft: Martin Luther King Jr. Drive begins to flood near Lehigh Street.
7.00 ft: The Fountain Park pathway floods.
6.00 ft: Fountain Park begins to flood.
2.34 ft: Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Rank	Level	Date
1	12.69 ft	August 4, 2020
2	11.05 ft	October 8, 2005
3	10.65 ft	September 18, 2004
4	9.88 ft	August 28, 2011
5	9.60 ft	September 2, 2021
6	9.47 ft	September 9, 1987
7	8.60 ft	October 19, 1996
8	8.06 ft	September 16, 1999
9	8.00 ft	November 3, 2018
10	7.34 ft	April 3, 2005

Weather at the gauge

No rain in the last 3 days.

21 Wed 66° 41° – Wind 10 mph

22 Thu 66° 39° – Wind 13 mph

23 Fri 59° 46° – Wind 8 mph

24 Sat 60° 41° – Wind 4 mph

25 Sun 62° 44° – Wind 6 mph

26 Mon 66° 46° – Wind 5 mph

27 Tue 65° 49° – Wind 10 mph

Forecast: Open-Meteo

Sunrise 07:20 AM Sunset 06:14 PM Daylight 10 hr, 54 min Waxing gibbous 75%

Map

Other gauges on Little Lehigh Creek

Gauge	Level	Compared with normal	24 hours	Distance
Little Lehigh Creek near TrexlertownRiver gauge, Little Lehigh Creek	1.83 ft	Below flood stage	−0.02 ft	8 mi
Little Lehigh Creek near AllentownRiver gauge, Little Lehigh Creek	0.03 ft	Below flood stage	−0.03 ft	1.1 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Cedar Creek at Mouth near AllentownRiver gauge, Cedar Creek	12.9 cfs	Low	−0.5 cfs	1.3 mi
Jordan Creek at AllentownRiver gauge, Jordan Creek	1.74 ft	Below flood stage	−0.04 ft	1.9 mi
LE SP15 Schantz Spring near WescosvilleRiver gauge, LE SP15 Schantz Spring	1.0 cfs	Normal	−0.1 cfs	4.4 mi
Lehigh River at BethlehemRiver gauge, Lehigh River	1.87 ft	Below flood stage	−0.10 ft	5.2 mi
Monocacy Creek at BethlehemRiver gauge, Monocacy Creek	25.0 cfs	Low	−1.2 cfs	5.9 mi
Spring Creek at TrexlertownRiver gauge, Spring Creek	1.49 ft	Below flood stage	−0.01 ft	8 mi
Jordan Creek near SchnecksvilleRiver gauge, Jordan Creek	48.1 cfs	Normal	−2.7 cfs	9 mi
Lehigh River at WalnutportRiver gauge, Lehigh River	2.60 ft	Below flood stage	−0.08 ft	13 mi

Questions and answers

What is flood stage for Little Lehigh Creek at Tenth St. Br. at Allentown?

The official flood stage is 8.00 ft. The level is currently 5.66 ft below it.

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 Little Lehigh Creek at Tenth St. Br. at Allentown today?

On Oct 21, 2026, 02:45 AM EDT, the water level was 2.34 ft. Steady over the last 24 hours.

Is Little Lehigh Creek at Tenth St. Br. at Allentown rising or falling?

Steady over the last 24 hours. Down 0.04 ft over the last 7 days.

Is the level of Little Lehigh Creek at Tenth St. Br. at Allentown normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Little Lehigh Creek at Tenth St. Br. at Allentown?

The highest level on record is 12.69 ft on August 4, 2020.

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.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:01451650 (Agency page)
Coordinates: 40.59649, -75.47407 (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	2.34 ft	2026-10-21 06:45	Provisional
Flow	43.3 cfs	2026-10-21 06:45	Provisional
Water temperature	55 °F	2026-10-21 06:45	Provisional

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How to cite

U.S. Geological Survey: Little Lehigh Creek at Tenth St. Br. at Allentown (usgs:01451650). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/pennsylvania/little-lehigh-creek-at-tenth-st-br-at-allentown

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