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Ground-water conditions in southern Florida

WRIR 01-4275

Design of a Real-Time Ground-Water Level Monitoring Network and Portrayal of Hydrologic Data in Southern Florida

By Scott T. Prinos, A.C. Lietz, and R.B. Irvin

This report has been reformatted for presentation on the World Wide Web. The official text of WRIR 01-4275 (6.3 MB download) is available in PDF format. The Adobe PDF Reader program is available, at no cost, from Adobe.


Water-Table Aquifer (West Coast)
Well number
(if applicable)
Monthly mean water level (feet) Months of data available
(1974-99)1
Minimum lst quartile
(25th percentile)
Mean Median
(50th percentile
3rd quartile
(75 percentile)
Maximum Standard deviation Inter-quartile range
Summary Statistics
Average 8.44 10.82 11.73 11.82 12.72 14.49 1.33 1.90 191
Maximum 25.85 27.65 28.80 29.23 30.21 30.85 2.42 3.58 308
Minimum -1.70 .73 1.33 1.55 1.77 2.37 .63 .75 29
Individual Well Statistics
C-548.31 10.3910.90 10.82 11.5213.12 .841.13308
C-13116.81 22.2723.35 23.49 24.6926.391.722.42270
C-2966.43 9.3310.34 10.66 11.6612.631.502.33162
C-3923.40 6.096.63 6.70 7.298.39 .911.21306
C-4961.40 5.986.40 6.88 7.1710.401.481.19307
C-50313.25 15.8616.63 16.84 17.6418.441.251.79167
C-5985.87 9.5010.93 11.01 12.5814.222.053.08180
C-6902.71 4.815.86 5.62 6.619.751.461.80203
C-9534.57 6.247.25 7.34 8.0811.481.241.84177
C-9682.49 4.185.16 5.31 6.317.431.292.13173
C-969.61 1.592.67 2.54 3.694.761.192.10138
C-97814.77 16.0716.93 17.15 17.7418.521.151.67 38
C-98112.27 13.8114.08 14.38 14.5715.00 .74.75 36
C-9975.94 8.189.35 9.37 10.4713.271.612.29161
C-1063.76 2.593.21 3.24 4.184.741.031.59 33
C-1065-.14 .831.33 1.55 1.772.37 .63.94 37
C-10717.83 13.0214.56 14.76 16.6018.602.423.58156
C-107525.85 27.6528.80 29.23 30.2130.851.632.56 29
HE-55812.82 14.3714.84 15.00 15.3116.01.63.94168
HE-8628.87 11.0612.01 11.92 12.7716.791.391.71183
L-73024.29 26.0426.77 26.7427.5429.671.041.49298
L-954-1.70 .732.16 1.98 3.637.192.012.90256
L-113715.75 17.1518.16 18.06 18.9121.791.261.76270
L-1403-.52 .861.53 1.57 2.273.72 .941.41304
L-199519.15 22.1623.04 23.20 24.0125.221.211.85288
L-19978.90 11.7112.91 13.07 14.1916.361.692.48256
L-21957.19 9.6010.81 10.77 12.0114.051.632.41191
1 Months that had less than 15 days of data were not used.
Lower Tamiami Aquifer
Well number
(if applicable)
Monthly mean water level (feet) Months of data available
(1974-99)1
Minimum lst quartile
(25th percentile)
Mean Median
(50th percentile
3rd quartile
(75 percentile)
Maximum Standard deviation Inter-quartile range
Summary Statistics
Average2.02 5.757.26 7.33 8.9711.502.16 3.22 156.4
Maximum24.23 29.0631.07 31.0733.4335.623.60 5.60 285
Minimum-5.07 -0.591.19 1.61 3.034.940.77 1.11 32
Individual Well Statistics
C-391-4.08 1.812.97 3.06 4.256.811.77 2.44285
C-409A-.35 2.262.83 2.92 3.595.001.00 1.33136
C-460-.39 3.544.94 5.00 6.551.342.34 3.01167
C-46224.23 29.0631.07 31.07 33.4335.622.66 4.37273
C-49212.84 16.2016.66 16.91 17.4518.561.07 1.25279
C-506A2.24 4.305.19 5.20 6.188.441.30 1.88139
C-6001.59 2.783.30 3.25 3.894.98 .77 1.11190
C-9511.27 4.726.02 6.02 7.3211.801.98 2.60181
C-9885.14 10.4812.07 12.60 14.2115.662.52 3.74158
C-998-3.17 2.634.69 4.24 7.3510.373.02 4.72 73
C-1004-3.39 .732.78 2.72 5.078.502.76 4.35168
C-10641.09 2.503.48 3.44 4.595.611.23 2.09118
C-107419.62 23.0623.99 24.17 25.1926.761.65 2.13116
C-1083-1.33 1.202.99 3.02 4.957.672.24 3.75 83
L-738-2.87 .352.13 2.25 4.207.082.47 3.85 88
L-1691-5.07 1.654.33 4.39 7.2511.543.60 5.60270
L-2194-.56 4.556.86 6.98 9.5212.783.17 4.97257
L-5727-.91 1.353.09 3.11 4.457.582.13 3.10 50
L-5745-1.48 2.434.54 4.59 6.891.022.94 4.46 65
L-5747-4.01 -.591.19 1.61 3.034.942.52 3.62 32
1 Months that had less than 15 days of data were not used.
Sandstone Aquifer
Well number
(if applicable)
Monthly mean water level (feet) Months of data available
(1974-99)1
Minimum lst quartile
(25th percentile)
Mean Median
(50th percentile
3rd quartile
(75 percentile)
Maximum Standard deviation Inter-quartile range
Summary Statistics
Average4.08 11.5613.87 14.29 16.6620.90 3.63 9.33 197.79
Maximum24.86 28.0328.92 29.03 29.8833.2810.5232.94305
Minimum-31.81-10.31-3.50 -3.31 3.254.92 1.08 2.79 22
Individual Well Statistics
C-5317.91 21.46 24.55 25.52 28.1932.54 4.9011.08228
C-6885.82 9.7211.13 11.51 12.6513.67 1.87 3.96 35
C-989-.26 8.8411.08 11.86 14.7917.12 4.44 8.28141
C-10728.12 13.1514.75 14.91 16.6519.08 2.43 5.93145
C-1079-4.69 6.098.46 9.29 12.2115.54 4.76 9.46152
C-10991.26 2.133.07 3.16 3.934.92 1.08 2.79 34
HE-5178.27 10.0510.86 10.87 11.6413.57 1.11 3.52250
HE-52924.86 28.0328.92 29.03 29.8830.99 1.25 2.96222
HE-55611.02 19.0321.23 21.75 23.6628.09 3.39 9.07267
L-72711.06 14.4415.37 15.53 16.2017.93 1.23 3.49305
L-7296.89 16.0718.23 18.53 20.7824.42 3.22 8.35261
L-731-5.88 9.7014.29 15.96 19.8724.42 6.9414.72302
L-141813.30 15.1916.29 16.23 17.2321.10 1.54 5.91255
L-19946.31 14.4516.78 16.95 19.0733.28 3.3618.83294
L-1996.97 5.377.62 7.58 10.1312.79 2.94 7.42243
L-1998-31.81-10.31-3.50 -3.31 3.2522.6310.5232.94271
L-218611.04 16.0418.58 18.94 21.1124.78 3.29 8.75223
L-2215-3.65 9.5612.59 13.52 19.3821.38 7.5611.82 22
L-25507.69 11.6813.80 14.10 16.3918.85 3.04 7.17 84
L-56497.50 12.2014.19 14.52 16.1819.03 2.56 6.83169
1 Months that had less than 15 days of data were not used.
Mid-Hawthorn Aquifer
Well number
(if applicable)
Monthly mean water level (feet) Months of data available
(1974-99)1
Minimum lst quartile
(25th percentile)
Mean Median
(50th percentile
3rd quartile
(75 percentile)
Maximum Standard deviation Inter-quartile range
Summary Statistics
Average-34.83-20.18-15.00-14.74 -9.070.23 7.8411.11 212.4
Maximum6.64 16.92 20.14 20.08 24.5526.6816.4023.18308
Minimum-76.02-52.58 -40.70-42.34-29.40-12.81 3.86 5.00 20
Individual Well Statistics
L-581-49.15-31.28-25.04-24.34-18.70-6.57 8.5812.58308
L-742-76.02-52.58-40.70-42.34-29.40-3.6416.4023.18293
L-781-42.06-18.12-12.80-11.64 -6.212.59 8.8611.91273
L-19936.64 16.92 20.14 20.08 24.5526.68 4.54 7.63290
L-2193-9.77 -1.98 .20 .62 3.026.36 3.86 5.00 81
L-2640-36.72-26.15-22.60-22.35-15.90-12.81 6.9210.25 20
L-2644-20.74 -4.89 -1.05 -.46 4.429.04 6.49 9.30214
L-2701-34.00-22.28-18.19-18.58-13.92-3.31 6.46 8.36239
L-2702-41.73-29.99-25.08-24.23-19.99-10.02 7.61 9.99208
L-2703-44.78-31.45-24.87-24.16-18.55-6.00 8.7212.90198
1 Months that had less than 15 days of data were not used.
Surficial Aquifer System
Well number
(if applicable)
Monthly mean water level (feet) Months of data available
(1974-99)1
Minimum lst quartile
(25th percentile)
Mean Median
(50th percentile
3rd quartile
(75 percentile)
Maximum Standard deviation Inter-quartile range
Summary Statistics
Average12.05 13.8214.48 14.48 15.1616.751.00 1.34 156.25
Maximum25.31 28.0629.40 29.49 30.6532.332.43 3.23310
Minimum-2.50 1.562.91 2.77 3.545.39 .29 .33 47
Individual Well Statistics
M-10042.56 4.424.71 4.77 5.226.40 .78 .80168
M-1024.71 2.152.91 2.77 3.546.341.09 1.40124
M-104825.31 28.0629.40 29.49 30.6532.331.64 2.59291
M-123413.76 15.5415.91 15.97 16.4317.55 .74 .89121
M-125523.29 24.1124.42 24.47 24.7325.58 .49 .62 80
M-125713.03 13.9914.64 14.65 15.2715.84 .77 1.28 47
M-12616.83 10.2010.79 10.73 11.6413.021.17 1.44 82
PB-995.70 7.147.86 7.77 8.5210.831.00 1.38303
PB-44515.03 15.9716.12 16.14 16.3117.06 .32 .34310
PB-56111.15 13.8414.62 14.80 15.6617.051.32 1.82286
PB-565.42 2.053.18 3.07 4.127.431.46 2.07309
PB-68312.09 14.1915.18 15.06 16.2818.371.39 2.09282
PB-68511.76 13.5114.60 14.34 15.7017.531.45 2.20111
PB-68921.58 23.5224.00 24.21 24.6925.25 .89 1.18112
PB-7323.62 5.416.00 5.97 6.598.38 .88 1.18291
PB-8096.28 9.5410.07 10.33 10.9412.331.30 1.40292
PB-83117.43 19.9020.76 20.72 21.7722.931.22 1.87294
PB-90013.42 14.5014.65 14.66 14.8315.42 .29 .33239
PB-1491-2.50 1.563.23 3.39 4.799.482.43 3.23181
PB-16392.83 4.535.49 5.24 6.459.601.49 1.92123
PB-16424.82 6.697.24 7.21 7.719.59 .95 1.02 73
PB-166113.64 14.5114.87 14.85 15.2315.89 .48 .72118
PB-166216.11 17.4517.75 17.75 18.0619.01 .57 .61 95
PB-16801.77 2.893.39 3.41 3.775.39 .77 .88 71
PB-16849.07 9.479.64 9.65 9.8610.29 .31 .39 73
STL-4122.77 24.6925.54 25.59 26.4928.041.23 1.80139
STL-4224.12 25.1125.51 25.54 25.9627.48 .67 .85144
STL-12514.87 15.8516.68 16.44 17.2020.221.15 1.35 92
STL-17211.79 13.8414.25 14.34 14.9615.97 .93 1.12118
STL-1756.19 8.228.87 8.95 9.4711.691.13 1.25129
STL-17610.69 13.5214.26 14.51 15.1916.671.28 1.67126
STL-18522.91 25.0325.30 25.49 25.7726.54 .72 .74 81
STL-2139.52 10.9211.95 11.90 12.8714.941.20 1.95 80
STL-21418.26 20.2221.37 21.18 22.5424.341.46 2.32 78
STL-26418.42 18.9619.19 19.15 19.3520.05 .35 .39 78
STL-31324.62 26.1126.78 26.87 27.4028.33 .87 1.29 84
1 Months that had less than 15 days of data were not used.
Biscayne Aquifer
Well number
(if applicable)
Monthly mean water level (feet) Months of data available
(1974-99)1
Minimum lst quartile
(25th percentile)
Mean Median
(50th percentile
3rd quartile
(75 percentile)
Maximum Standard deviation Inter-quartile range
Summary Statistics
Average1.56 3.053.61 3.63 4.205.59 .81 1.15201
Maximum9.79 11.7512.20 12.23 12.8214.045.4811.36312
Minimum-13.86 -9.85-8.26 -8.46 -6.73-2.68 .19 .27 19
Individual Well Statistics
F-451.39 1.852.25 2.12 2.574.87 .56 .72311
F-1791.27 1.892.25 2.19 2.524.06 .47 .63310
F-239-1.11 .13.95 1.06 1.754.641.06 1.62307
F-291.52 1.251.66 1.55 1.984.04 .61 .73309
F-3191.46 2.122.30 2.32 2.494.00 .33 .37308
F-358-.43 2.282.68 2.67 3.244.31 .78 .96310
G-3-3.34 -1.62.15 -.10 2.143.951.96 3.75311
G-551-2.06 .36.97 1.01 1.763.561.03 1.41167
G-5531.50 2.943.41 3.40 3.925.32 .69 .98295
G-561.53 1.411.77 1.72 2.093.66 .58 .68308
G-580A1.06 2.272.57 2.57 2.913.79 .49 .65279
G-5943.68 5.256.05 6.19 6.807.44 .94 1.55 81
G-5961.14 4.645.00 5.21 5.587.36 .96 .94309
G-613-.75 1.912.15 2.26 2.513.17 .57 .60311
G-614.05 2.563.10 3.09 3.695.55 .88 1.13306
G-6165.90 7.758.58 8.55 9.2212.391.19 1.47221
G-6172.85 3.623.85 3.80 4.035.30 .39 .41310
G-6183.81 6.326.57 6.69 7.088.09 .76 .76306
G-6203.39 5.966.29 6.31 6.738.25 .76 .77273
G-757A.49 3.553.99 4.13 4.655.89 .92 1.11307
G-789-.38 3.033.43 3.50 4.075.44 .91 1.04305
G-820A-2.41 2.843.69 3.98 4.937.791.88 2.10187
G-8521.01 1.702.04 1.96 2.354.31 .49 .65306
G-853-5.14 -.551.39 .90 3.417.582.58 3.96303
G-8551.57 4.004.47 4.57 5.066.18 .82 1.06305
G-8581.30 3.333.81 3.89 4.405.34 .78 1.07233
G-860.93 2.392.68 2.74 3.063.66 .48 .68312
G-864-.39 2.042.54 2.52 3.054.21 .76 1.01310
G-864A-.53 1.942.41 2.42 2.924.17 .77 .99304
G-9683.21 5.786.34 6.68 7.078.131.08 1.29309
G-9702.03 2.602.85 2.80 3.034.61 .37 .43302
G-9723.16 4.414.85 4.99 5.435.77 .66 1.03264
G-9731.56 2.562.87 2.83 3.214.43 .50 .65310
G-9752.85 5.175.53 5.86 6.167.08 .89 1.00302
G-976.96 3.494.30 4.66 5.306.691.24 1.81309
G-1074B-8.94 -6.35-4.10 -4.55 -2.183.132.86 4.16188
G-11661.74 2.102.28 2.24 2.403.17 .24 .30303
G-1183-.25 1.782.02 1.97 2.363.21 .47 .58307
G-12139.79 11.7512.20 12.23 12.8214.04 .87 1.07309
G-1215-1.79 1.372.98 3.00 4.488.982.19 3.11262
G-1220.60 1.441.88 1.85 2.253.77 .63 .81310
G-1221.91 1.762.15 2.13 2.453.97 .55 .69265
G-12231.50 2.162.49 2.41 2.743.99 .46 .58303
G-1224.07 1.321.71 1.60 2.024.25 .60 .70309
G-1225.93 2.002.47 2.39 2.904.74 .71 .90304
G-1226.49 1.231.57 1.51 1.884.01 .53 .65302
G-1251-1.04 1.611.90 2.05 2.323.09 .61 .72295
G-1260-.53 2.113.34 3.42 4.627.561.65 2.52312
G-13156.38 9.4610.02 10.23 10.7712.381.11 1.31307
G-13166.76 7.648.24 8.21 8.7811.94 .77 1.15256
G-13593.78 4.615.04 5.05 5.526.10 .64 .90 55
G-1362.79 3.574.02 4.13 4.625.72 .86 1.05305
G-1363.03 3.213.68 3.72 4.375.79 .99 1.16311
G-1368A-13.38 -9.85-3.90 -3.26 1.514.365.4811.36305
G-1473.52 1.211.60 1.52 1.904.08 .60 .69310
G-1486-.10 2.202.61 2.56 3.124.04 .68 .92301
G-14872.07 4.905.37 5.49 6.027.20 .96 1.13227
G-14883.61 5.936.17 6.42 6.707.76 .84 .78307
G-1502.75 5.145.69 6.03 6.617.621.28 1.48308
G-16362.20 2.773.07 3.01 3.314.90 .44 .54308
G-16372.58 3.824.15 4.22 4.575.64 .58 .75301
G-20315.97 7.067.39 7.42 7.758.39 .47 .69310
G-20323.14 4.124.46 4.49 4.785.84 .49 .66307
G-20335.36 6.386.66 6.66 6.937.98 .44 .55304
G-20341.79 3.323.68 3.64 3.985.15 .53 .66306
G-2035.41 1.201.57 1.50 1.853.63 .55 .65309
G-2147-.75 1.372.69 2.72 3.926.831.57 2.56302
G-23764.51 5.886.31 6.40 6.777.28 .61 .89153
G-2395-13.86 -9.78-8.26 -8.46 -6.73-2.682.36 3.05167
G-27396.18 7.747.95 7.99 8.268.75 .44 .52 92
G-28524.03 6.276.97 7.04 7.779.351.10 1.50 50
G-28662.86 5.726.46 6.54 7.4110.221.63 1.69 42
G-3073.17 1.782.27 2.33 2.793.79 .73 1.01218
G-3074-2.46 -.301.06 1.50 2.323.561.55 2.62264
G-3253-4.40 -1.101.62 1.39 4.746.703.01 5.84201
G-3259A-1.09 1.373.00 2.97 4.996.672.02 3.62199
G-3264A1.13 2.803.48 3.32 4.336.231.02 1.53183
G-32724.15 5.796.33 6.35 6.977.83 .77 1.18 71
G-33271.12 1.742.02 1.97 2.303.65 .41 .56187
G-33281.44 1.942.13 2.11 2.323.24 .29 .38185
G-33291.97 2.622.85 2.83 3.074.25 .36 .45188
G-3353-.09 1.031.25 1.33 1.512.25 .43 .48164
G-3354.86 1.561.86 1.90 2.202.75 .44 .64153
G-33551.35 2.222.62 2.67 3.023.86 .53 .80165
G-33561.18 1.832.20 2.18 2.523.08 .41 .69167
G-34372.49 4.615.15 5.28 5.876.93 .97 1.26158
G-34392.50 3.764.33 4.31 4.916.29 .84 1.15137
G-3465.55 1.472.04 1.98 2.534.41 .71 1.05144
G-3466-.34 .721.49 1.56 2.174.55 .99 1.45129
G-3467.90 1.451.83 1.78 2.173.70 .48 .72142
G-34732.64 4.014.44 4.36 4.915.97 .61 .90 91
G-35491.42 1.711.83 1.80 1.982.24 .19 .27 62
G-35501.27 1.551.75 1.77 1.942.13 .23 .40 59
G-35514.62 5.575.88 5.94 6.287.07 .54 .71 67
G-35524.09 4.905.36 5.43 5.836.67 .59 .93 67
G-35533.93 4.705.17 5.22 5.686.35 .59 .98 69
G-35544.19 4.815.35 5.42 5.786.80 .63 .98 56
G-35553.62 4.404.81 4.84 5.316.05 .59 .92 67
G-35563.92 4.675.18 5.29 5.656.33 .61 .99 63
G-35574.67 5.375.84 5.88 6.297.20 .57 .92 68
G-35584.05 4.685.19 5.24 5.636.58 .59 .95 69
G-35595.14 5.665.94 5.97 6.256.98 .37 .59 68
G-35604.00 4.795.17 5.22 5.536.42 .54 .74 61
G-35613.43 4.284.61 4.69 5.015.49 .54 .73 68
G-35622.78 3.353.82 3.66 4.265.72 .66 .91 64
G-35632.44 2.993.27 3.15 3.514.37 .41 .52 58
G-35641.11 1.672.07 1.89 2.433.84 .61 .76 62
G-35652.82 3.303.60 3.58 3.904.66 .44 .60 61
G-35662.61 2.993.42 3.30 3.784.90 .55 .79 62
G-35674.67 5.465.80 5.97 6.166.84 .52 .71 64
G-35682.90 3.273.60 3.49 3.944.74 .45 .67 63
G-35702.31 2.743.34 3.08 3.826.14 .77 1.08 64
G-35711.80 2.492.93 2.78 3.305.02 .64 .81 60
G-35723.13 3.643.91 3.78 4.234.80 .43 .59 63
G-35745.40 6.026.22 6.25 6.477.26 .37 .45 59
G-35754.80 5.886.11 6.27 6.547.31 .56 .66 59
G-35766.08 6.746.92 6.97 7.137.88 .37 .39 57
G-35774.96 6.246.51 6.68 6.937.73 .64 .69 58
G-35785.51 6.526.73 6.80 7.017.77 .47 .49 56
G-36191.61 2.512.64 2.76 2.893.30 .39 .38 45
G-36201.67 2.332.50 2.59 2.673.04 .34 .34 45
G-36211.17 1.992.22 2.28 2.473.03 .38 .49 44
G-36223.18 3.994.44 4.59 4.865.79 .64 .86 42
G-36264.19 4.604.85 4.86 5.046.06 .36 .44 42
G-36273.85 4.244.48 4.48 4.695.56 .35 .45 42
G-36284.02 4.554.96 5.05 5.296.37 .52 .74 42
G-36605.31 5.866.16 6.15 6.447.23 .44 .58 19
S-181.32 1.922.11 2.07 2.253.21 .29 .33306
S-19-.66 .691.48 1.41 2.294.431.00 1.60310
S-68-4.04 -1.84-.02 -.02 1.964.492.08 3.80310
S-182A.85 2.402.63 2.63 2.914.10 .45 .51311
S-196A-.08 2.903.35 3.40 3.995.19 .90 1.10312
S-329-.93 .921.70 1.59 2.455.871.16 1.53309
1 Months that had less than 15 days of data were not used.

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Appendix II: Results of Seasonal Kendall Trend Tests of Continuous Water-Level Data

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