Banner

 
Basin Summaries
 
  Lackawaxen River
  Lehigh River
  Schuylkill River
  Delaware River
 
Reservoir Plots
 
  Jadwin Dam
  Prompton Lake
  FE Walter Dam
  Beltzville Lake
  Blue Marsh Lake
 
Reservoir Releases
 
Damages Prevented
 
Additional Resources
 
  Blue Marsh Lake Information
  FE Walter Dam Information
  Delaware River Basin
    Commission Dashboard
  National Weather Service
  Quantitative Precipitation
    Forecasts
  Philadelphia District Home
 
 
Home

Lackawaxen Basin Data Summary

Lake Data
Gage Date/Time Latest
Storage
(ac-ft)		 Elevation (ft)
Latest Normal Pool Spillway Crest 6 Hour Change 24 Hour Change
Prompton 23May2026, 07:30 3468 1124.72 1125 1205 -0.02 -0.11
Jadwin 23May2026, 07:30 371 989.24 dry 1053 0.00 0.00

 

Inflow Gages
Gage Date/Time Latest
Flow (cfs)		 Stage (ft)
Latest Flood 6 Hour Change 24 Hour Change
Aldenville 23May2026, 07:30 30 0.6 -- -0.0 -0.1
TannersFalls 23May2026, 07:45 48 2.8 -- 0.0 -0.0

 

Outflow Gages
Gage Date/Time Latest
Flow (cfs)		 Stage (ft)
Latest Flood 6 Hour Change 24 Hour Change
PromptonDS 23May2026, 07:30 52 1.4 -- -0.0 -0.0
JadwinDS 23May2026, 07:30 72 2.0 -- -0.0 -0.0

 

Downstream Gages
Gage Date/Time Latest
Flow (cfs)		 Stage (ft)
Latest Flood 6 Hour Change 24 Hour Change
Honesdale 23May2026, 07:30 207 1.6 10.5 -0.0 -0.1
Hawley 23May2026, 08:15 317 2.4 11 -0.0 -0.1

 

Precipitation Data
Gage Date/Time 6 Hour (in) 24 Hour (in) 48 Hour (in)
Aldenville 23May2026, 07:30 0.01 0.01 0.01
PromptonDS 23May2026, 07:30 0.03 0.03 0.03
JadwinDS 23May2026, 07:30 0.01 0.01 0.01
Honesdale 23May2026, 07:30 0.01 0.01 0.01
Hawley 23May2026, 08:15 0.02 0.02 0.02

 

Water Temperature Data
Gage Date/Time Latest (F) 24 Hour High (F) 24 Hour Low (F)
Aldenville 23May2026, 07:30 54.0 58.5 52.5
PromptonDS 23May2026, 07:30 57.7 60.1 57.7
Hawley 23May2026, 08:15 58.3 62.4 58.3

 

Last Updated: 23May2026, 08:57