Rivers in Pennsylvania

Little Lehigh Creek at Allentown

Lehigh County, PennsylvaniaNWS APAP1USGS 01451650Mount Holly office

Below flood stage
2.45ftStage

Observed Wed, Sep 23, 5:45 AM EDT

Flood stage
8.00 ft
Record crest
12.69 ft2020

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood12.00 ft
Moderate flood10.00 ft
Minor flood8.00 ft
Action6.00 ft
  1. 12.00 ftFlooding expands along Martin Luther King Jr. Drive.
  2. 11.00 ftPortions of the Little Lehigh Parkway pathways in Little Lehigh Park are damages or destroyed.
  3. 10.00 ftWater is several feet deep on Martin Luther King Jr. Drive near Lehigh Street. Businesses are flooded.
  4. 9.00 ftFish Hatchery Road is flooded.
  5. 8.00 ftMartin Luther King Jr. Drive begins to flood near Lehigh Street.
  6. 7.00 ftThe Fountain Park pathway floods.
  7. 6.00 ftFountain Park begins to flood.

Crest history

16 crests on NOAA’s list since 1987.

#DateStage
1August 4, 202012.69 ft
2October 8, 200511.05 ft
3September 18, 200410.65 ft
4August 28, 20119.88 ft
5September 2, 20219.60 ft
6September 9, 19879.47 ft
7October 19, 19968.60 ft
8September 16, 19998.06 ft
9November 3, 20188.00 ft
10April 3, 20057.34 ft
11January 19, 19967.20 ft
12June 21, 20036.66 ft
13September 7, 20115.83 ft
14August 17, 19935.81 ft
15July 28, 19945.79 ft
16March 11, 20115.21 ft

Most recent crests

  • September 2, 2021: 9.60 ft
  • August 4, 2020: 12.69 ft
  • November 3, 2018: 8.00 ft
  • September 7, 2011: 5.83 ft
  • August 28, 2011: 9.88 ft
  • March 11, 2011: 5.21 ft
  • October 8, 2005: 11.05 ft
  • April 3, 2005: 7.34 ft
  • September 18, 2004: 10.65 ft
  • June 21, 2003: 6.66 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Middle Atlantic River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.