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Swatara Creek at Harper Tavern
Critical Stages
7' - Action
9' - Flood
12' - Moderate
15' - Major
Latest Observation
Updated: 10:15 PM EST 12/14/25
Status: No Flooding
Stage: 0.55 ft
Flow: 0.149 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 1 AM 12/15 | 0.5 | 0.134 |
| 7 AM 12/15 | 0.5 | 0.134 |
| 1 PM 12/15 | 0.5 | 0.134 |
| 7 PM 12/15 | 0.5 | 0.134 |
| 1 AM 12/16 | 0.5 | 0.134 |
| 7 AM 12/16 | 0.5 | 0.134 |
| 1 PM 12/16 | 0.5 | 0.134 |
| 7 PM 12/16 | 0.5 | 0.134 |
| 1 AM 12/17 | 0.5 | 0.134 |
| 7 AM 12/17 | 0.5 | 0.134 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 10:15 PM 12/14 | 0.55 | 0.149 |
| 10:00 PM 12/14 | 0.56 | 0.152 |
| 9:45 PM 12/14 | 0.56 | 0.152 |
| 9:30 PM 12/14 | 0.56 | 0.152 |
| 9:15 PM 12/14 | 0.55 | 0.149 |
| 9:00 PM 12/14 | 0.55 | 0.149 |
| 8:45 PM 12/14 | 0.55 | 0.149 |
| 8:30 PM 12/14 | 0.55 | 0.149 |
| 8:15 PM 12/14 | 0.55 | 0.149 |
| 8:00 PM 12/14 | 0.55 | 0.149 |
| 7:45 PM 12/14 | 0.55 | 0.149 |
| 7:30 PM 12/14 | 0.55 | 0.149 |
| 7:15 PM 12/14 | 0.54 | 0.146 |
| 7:00 PM 12/14 | 0.54 | 0.146 |
| 6:45 PM 12/14 | 0.55 | 0.149 |
| 6:30 PM 12/14 | 0.55 | 0.149 |
| 6:15 PM 12/14 | 0.55 | 0.149 |
| 6:00 PM 12/14 | 0.55 | 0.149 |
| 5:45 PM 12/14 | 0.56 | 0.152 |
| 5:30 PM 12/14 | 0.56 | 0.152 |
| 5:15 PM 12/14 | 0.56 | 0.152 |
| 5:00 PM 12/14 | 0.57 | 0.155 |
| 4:45 PM 12/14 | 0.57 | 0.155 |
| 4:30 PM 12/14 | 0.57 | 0.155 |
| 4:15 PM 12/14 | 0.57 | 0.155 |
| 4:00 PM 12/14 | 0.57 | 0.155 |
| 3:45 PM 12/14 | 0.57 | 0.155 |
| 3:30 PM 12/14 | 0.57 | 0.155 |
| 3:15 PM 12/14 | 0.58 | 0.158 |
| 3:00 PM 12/14 | 0.57 | 0.155 |
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.
