Jackson Blue Spring Hydrologic Data and Measurements
description
Transcript of Jackson Blue Spring Hydrologic Data and Measurements
NWFWMDKris BarriosJanuary 14,
2010
Blue Spring NWFWMD Hydrologic Data Collection
Completed•Blue Spring basin refinement•LiDAR elevation mapping•Ground water chemical characterization of the Blue Spring Basin
Ongoing Monitoring•Quarterly springs water quality and discharge•Continuous ground water level•Continuous rainfall•Quarterly ground water level measurements •Randomized ground and surface water quality
Blue Spring Discharge Measurements
Summary of Blue Spring Measured DischargeNWFWMD and USGS Data
Merritt’s Mill Pond Spring Locations
Merritt’s Mill Pond Submerged Springs – Discharge Measurements July 2007
Blue Spring = 39.1 cfsShangri-La Spring = 3.87 cfsTwin Caves Spring = 1.60 cfsHole-in-the-Wall Spring = 1.28 cfsGator Hole Spring = 0.93 cfsHeidi Hole Spring = 0.16 cfsTotal Measured Springs = 46.9 cfsMerritt’s Mill Pond Outflow = 56.3 cfs
Blue Spring as a Component of Merritt’s Mill Pond Outflow
Dis
char
ge (c
fs)
date
Blue Spring Averages ~ 70%
Elevation = 75.64’ NAVD
Merritt’s Mill Pond Outflow Control Structure
Relationship of Merritt’s Mill Pond Elevation to Blue Spring Discharge
h
Q
For Discharge in Cubic Feet per Second
Q (flow) = Pipe Area * √(32.17*h)
Determining Ground Water Level
Potentiometric Surface:A visual representation of the elevation ofthe water table relative to sea level.
Blue Spring Discharge December 2004 – December 2009
Average = 113 cfs, 73 million gallons per day
Maximum = 283 cfs, August 10-11, 2005
Minimum = 28 cfs, December 17-20, 2007