Codorus Creek

River in Pennsylvania, read from 3 USGS gauges, draining about 277 square miles. Figures refresh every fifteen minutes.

Discharge

110

cfs · 50 min ago

Normal for today

119

cfs median, 7 yrs

Water temp

°F · 50 min ago

Gage height

1.80

Normal for the date92% of medianUSGS gauge 01575598

Thirty-day mean discharge · 106–291 cfsdashed line: today’s long-term median

Gauges on this water

Reading by reach

Station	Flow	Temp	Updated
Codorus Creek near Saginaw, PA01575598	110 cfs	64°F	50 min ago
Codorus Creek near York, PA01575500	62.2 cfs	—	35 min ago
Codorus Creek at Spring Grove, PA01574500	16.4 cfs	—	35 min ago

Reading the number

On this date the gauge has averaged 119 cfs over 7 years of record, with the middle half of years falling between 105 and 164 cfs. Today sits inside that band, which is as close to a normal October day as the gauge can tell you.

Regional hatch calendar

What is likely hatching near Codorus Creek

Codorus Creek does not have its own verified chart yet. This calendar is combined from the verified charts on Susquehanna River (26 mi), Juniata River (44 mi), Tulpehocken Creek (55 mi). Treat it as regional timing, and file a report if you see something different here.

Month-by-month insect activity for Codorus Creek
Insect	J	F	M	A	M	J	J	A	S	O	N	D
Caddis	January: absent	February: absent	March: absent	April: active	May: peak	June: peak	July: active	August: active	September: active	October: active	November: absent	December: absent
Crayfish	January: absent	February: absent	March: absent	April: active	May: active	June: peak	July: peak	August: peak	September: active	October: active	November: absent	December: absent
Damselfly	January: absent	February: absent	March: absent	April: absent	May: absent	June: active	July: peak	August: peak	September: active	October: absent	November: absent	December: absent
Grasshopper	January: absent	February: absent	March: absent	April: absent	May: absent	June: absent	July: active	August: peak	September: peak	October: active	November: absent	December: absent
Hellgrammite	January: absent	February: absent	March: absent	April: absent	May: active	June: peak	July: peak	August: active	September: active	October: absent	November: absent	December: absent
Light Cahill	January: absent	February: absent	March: absent	April: absent	May: active	June: peak	July: active	August: absent	September: absent	October: absent	November: absent	December: absent
Sculpin	January: absent	February: absent	March: active	April: active	May: active	June: active	July: active	August: active	September: peak	October: peak	November: active	December: absent
White Fly	January: absent	February: absent	March: absent	April: absent	May: absent	June: absent	July: peak	August: peak	September: absent	October: absent	November: absent	December: absent
Blue-Winged Olive	January: absent	February: absent	March: active	April: peak	May: active	June: absent	July: absent	August: absent	September: active	October: peak	November: active	December: absent
Little Black Stonefly	January: absent	February: absent	March: peak	April: active	May: absent	June: absent	July: absent	August: absent	September: absent	October: absent	November: absent	December: absent
Midge	January: peak	February: peak	March: active	April: absent	May: absent	June: absent	July: absent	August: absent	September: absent	October: absent	November: active	December: peak
Sulphur	January: absent	February: absent	March: absent	April: active	May: peak	June: active	July: absent	August: absent	September: absent	October: absent	November: absent	December: absent

PeakActiveAbsent

Reports

From anglers on Codorus Creek

No reports filed here yet. The first one becomes the page’s local knowledge, stamped with the flow at the time. File a report.