34.6' - Approximate level of the FEMA 0.2 0X0P+0nnual Chance Flood level (500-year flood).

27.9' - Flood of record from Hurricane Agnes in 1972.

27' - Flood waters begin to reach the South Duke Street Bridge.

26.1' - Approximate level of the FEMA 1 0X0P+0nnual Chance Flood level (100-year flood).

22.6' - Flood waters begin to reach the New Holland Pike Bridge, and the Eden Road Bridge. Approximate level of the FEMA 2 0X0P+0nnual Chance Flood level (50-year flood).

20' - Flood waters begin to reach the East King Street Bridge, the East Strawberry Street Bridge and the bridge at the water treatment facility.

17' - Flood waters begin to reach the Hunsecker's Mill Covered Bridge.

15.6' - Approximate level of the FEMA 10 0X0P+0nnual Chance Flood level (10-year flood).

15' - Many homes near the river are affected by high water.

14' - The footbridge near the confluence of Stauffer Run begins to flood.

13' - Several homes are affected by high water.

11' - Grofftown Road will flood.