About this river
Little Conewago Creek is a 7.7 mile river near Susquehanna Outfitters in Pennsylvania. Streamflow is measured at the USGS gauge West Conewago Creek near Manchester, PA (site 01574000). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1929 to 2026
Little Conewago Creek typically runs highest in March, at a median 749 cfs, and lowest in September, at 71 cfs. The highest flow on record for any single day is 64,000 cfs, in 1975.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 400 | 208 to 819 | |
| February | 555 | 281 to 1,020 | |
| March | 749 | 455 to 1,380 | |
| April | 558 | 340 to 978 | |
| May | 378 | 222 to 690 | |
| June | 189 | 122 to 364 | |
| July | 111 | 63 to 222 | |
| August | 87 | 51 to 172 | |
| September | 71 | 41 to 164 | |
| October | 98 | 53 to 237 | |
| November | 207 | 108 to 456 | |
| December | 364 | 162 to 776 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 97 years of record. Statistics published by the US Geological Survey for West Conewago Creek near Manchester, PA (site 01574000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Little Conewago Creek's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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