ErrorException: Trying to access array offset on value of type bool in E:\MiCorps\Data\enter\googleChart.php:165
Stack trace:
#0 E:\MiCorps\Data\enter\googleChart.php(165): {closure}()
#1 E:\MiCorps\Data\enter\googleChart.php(309): ChartCreate->makeGraph()
#2 {main}
View Data | Micorps
Points on graph represent average transparency for years with a minimum of 8 Secchi disk measurements.