| calc_AML | Compute AML |
| calc_MDL | Compute MDL |
| calc_WLA | Compute Wasteload Allocation |
| cen_sum | Sum detected and non-detect concentrations. |
| cv_adj | Find the adjusted coefficient of variation |
| find_mec | Find the Maximum Observed Effluent Concentration (MEC) |
| fuse_samples | Combine values for a composite parameter |
| mrg_cen_cols | Merge together observed concentrations and detection limits |
| project_mec | Find the projected Maximum Observed Effluent Concentration (MEC) |