About this river
South Branch Codorus Creek is a 9.0 mile river near Long Level Marina in Pennsylvania. Streamflow is measured at the USGS gauge Codorus Creek near York, PA (site 01575500). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1940 to 2026
South Branch Codorus Creek typically runs highest in March, at a median 281 cfs, and lowest in October, at 68 cfs. The highest flow on record for any single day is 16,000 cfs, in 1972.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 165 | 99 to 310 | |
| February | 217 | 138 to 379 | |
| March | 281 | 185 to 452 | |
| April | 258 | 168 to 427 | |
| May | 189 | 121 to 325 | |
| June | 132 | 82 to 196 | |
| July | 92 | 60 to 138 | |
| August | 76 | 52 to 117 | |
| September | 69 | 44 to 106 | |
| October | 68 | 45 to 106 | |
| November | 87 | 59 to 154 | |
| December | 142 | 80 to 246 |
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 64 years of record. Statistics published by the US Geological Survey for Codorus Creek near York, PA (site 01575500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show South Branch Codorus 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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