Research Article

Modelling Reservoir Chlorophyll-a, TSS, and Turbidity Using Sentinel-2A MSI and Landsat-8 OLI Satellite Sensors with Empirical Multivariate Regression

Table 11

Descriptive statistics of the laboratory-measured and predicted water quality parameters (SD = standard deviation; CV = coefficient of variation; SE = standard error).

Water quality parameter and estimation and data sourceSample ()MinMaxMedianAverageSDCV (%)SE

Chl-a (μg/L)In situ WQP measurements156.24113.7315.1629.9131.65105.828.17
Landsat-8 OLI1513.29110.2615.4430.7728.4292.397.34
Sentinel-2A MSI1511.38221.8023.0440.8256.19137.6514.51
Turbidity (NTU)In situ WQP measurements151.367.421.972.831.6959.640.42
Landsat-8 OLI151.946.922.052.881.4650.770.38
Sentinel-2A MSI151.2326.252.484.996.51130.521.68
TSS (mg/L)In situ WQP measurements1539.00711.0095.00187.00197.88102.2349.36
Landsat-8 OLI1538.12702.6060.23169.68195.70115.3450.53
Sentinel-2A MSI1535.51573.74127.78177.06157.9889.2240.79