Swatara Creek at Harper Tavern
Critical Stages
7' - Action
9' - Flood
12' - Moderate
15' - Major
Latest Observation
Updated: 8:45 AM EST 12/6/25
Status: No Flooding
Stage: 0.62 ft
Flow: 0.176 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 1 PM 12/6 | 0.6 | 0.17 |
| 7 PM 12/6 | 0.6 | 0.17 |
| 1 AM 12/7 | 0.6 | 0.17 |
| 7 AM 12/7 | 0.7 | 0.2 |
| 1 PM 12/7 | 0.6 | 0.17 |
| 7 PM 12/7 | 0.6 | 0.17 |
| 1 AM 12/8 | 0.6 | 0.17 |
| 7 AM 12/8 | 0.6 | 0.17 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 9:15 AM 12/6 | 0.62 | 0.176 |
| 9:00 AM 12/6 | 0.62 | 0.176 |
| 8:45 AM 12/6 | 0.62 | 0.176 |
| 8:30 AM 12/6 | 0.62 | 0.176 |
| 8:15 AM 12/6 | 0.62 | 0.176 |
| 8:00 AM 12/6 | 0.62 | 0.176 |
| 7:45 AM 12/6 | 0.62 | 0.176 |
| 7:30 AM 12/6 | 0.62 | 0.176 |
| 7:15 AM 12/6 | 0.62 | 0.176 |
| 7:00 AM 12/6 | 0.62 | 0.176 |
| 6:45 AM 12/6 | 0.62 | 0.176 |
| 6:30 AM 12/6 | 0.62 | 0.176 |
| 6:15 AM 12/6 | 0.62 | 0.176 |
| 6:00 AM 12/6 | 0.62 | 0.176 |
| 5:45 AM 12/6 | 0.62 | 0.176 |
| 5:30 AM 12/6 | 0.62 | 0.176 |
| 5:15 AM 12/6 | 0.62 | 0.176 |
| 5:00 AM 12/6 | 0.62 | 0.176 |
| 4:45 AM 12/6 | 0.62 | 0.176 |
| 4:30 AM 12/6 | 0.62 | 0.176 |
| 4:15 AM 12/6 | 0.63 | 0.179 |
| 4:00 AM 12/6 | 0.63 | 0.179 |
| 3:45 AM 12/6 | 0.62 | 0.176 |
| 3:30 AM 12/6 | 0.63 | 0.179 |
| 3:15 AM 12/6 | 0.62 | 0.176 |
| 3:00 AM 12/6 | 0.62 | 0.176 |
| 2:45 AM 12/6 | 0.63 | 0.179 |
| 2:30 AM 12/6 | 0.62 | 0.176 |
| 2:15 AM 12/6 | 0.62 | 0.176 |
| 2:00 AM 12/6 | 0.62 | 0.176 |
18' -
Widespread flooding occurs with many roads, homes and businesses affected.
16' -
Most homes adjacent to the creek are affected to some degree. Numerous evacuations are necessary.
14' -
A number of homes along the creek are affected. Some evacuations are necessary.
12' -
A number of secondary roads are closed, resulting in some evacuations. A few homes are flooded.
10' -
High water isolates several houses.
9' -
Several driveways and other minor roadways are affected. Water begins to enter some basements.
| Date | Stage (ft) |
|---|---|
| Jun 1, 1889 | 25.6 |
| Sep 8, 2011 | 24.6 |
| Jun 23, 1972 | 23.72 |
| Jun 29, 2006 | 18.28 |
| Sep 2, 2021 | 18.01 |
| Aug 24, 1933 | 17.53 |
| Sep 19, 2004 | 17.36 |
| Sep 27, 1975 | 17.24 |
| Jul 25, 2018 | 17.15 |
| Jan 25, 1979 | 15.77 |
| Jan 20, 1996 | 15.699999809265 |
| Sep 9, 2011 | 15.62 |
| Nov 26, 1926 | 14.6 |
| Feb 12, 1925 | 14.4 |
| Mar 11, 2011 | 14.32 |
| Nov 29, 1993 | 14.07 |
| Mar 18, 1936 | 13.75 |
| Aug 14, 2018 | 13.43 |
| Dec 5, 1950 | 13.34 |
| Nov 9, 1943 | 13.25 |
Data provided by the National Weather Service.
