18.1' - Flood of record from September 1975.

17' - Widespread flooding occurs on the right, or south bank. Most of Lawrenceville will be evacuated.

16' - Numerous homes on the right, or south bank are affected by flood waters.

15.5' - FEMA 0.2 0X0P+0nnual Chance Flood Level (500-year flood).

14.5' - FEMA 1 0X0P+0nnual Chance Flood Level (100-year flood).

14' - Several homes are flooded on the right, or south bank.

13' - The right or south bank overflows near Lawrenceville, affecting homes in low lying areas.