2018-Discharge-Report

1957 1959 1961 1963 1965 1967 1969 1971 1973 1975 1977 1979 1981 1983 1985 1987 1989 1991 1993 1995 1997 1999 2001 2003 2005 2007 2009 2011 2013 2015 2017

Flow for 2018 (124 cfs)

Annual Mean

Calendar Year

Figure 3. Mean Annual Discharge at San Marcos Springs

for Period of Record from 1957-2018

Flow for Period of Record (174 cfs)

Historical Mean

San Marcos Springs Annual Mean Flow Compared to Historical Mean Flow

0

50

400

350

300

250

200

150

100

Mean Annual Flow in cfs

4 | 2018 RECHARGE REPORT