#### Mercury

```{r, echo = FALSE, message = FALSE, warning = FALSE, fig.width = 7, fig.height = 7}
plotRegionalSummary.CSEMP(assessment, "HG")
```

#### Cadmium

```{r, echo = FALSE, message = FALSE, warning = FALSE, fig.width = 7, fig.height = 7}
plotRegionalSummary.CSEMP(assessment, "CD")
```

#### Lead

```{r, echo = FALSE, message = FALSE, warning = FALSE, fig.width = 7, fig.height = 7}
plotRegionalSummary.CSEMP(assessment, "PB")
```

