Reservoir Finder

First Fork Sinnemahoning Creek Reservo water level

Current elevation
922.11 ft
Reading as of
Sep 30, 2026

Source: waterdata.usgs.gov/monitoring-location/USGS-01543900, accessed October 1, 2026. Updated every 6 hours.

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First Fork Sinnemahoning Creek Reservo's elevation is 922.05 ft as of September 29, 2026. First Fork Sinnemahoning Creek Reservo is near Unknown, Pennsylvania.

First Fork Sinnemahoning Creek Reservo level history

Highest since 2016
958.08 ft
September 12, 2018
Lowest since 2016
910.29 ft
May 8, 2017
Data covers
2016 to today
from October 1, 2016

Highs and lows are daily readings in the published data, not official records. Source: USGS daily data.

Elevation, ft, since 2016

First Fork Sinnemahoning Creek Reservo elevation, feet, since 2016: 911.79 ft on October 2, 2016, 922.16 ft on September 28, 2026.

First Fork Sinnemahoning Creek Reservo is rising: 922.16 ft, up 0.05 ft since September 27, 2026.

On this same date last year (September 28, 2025), First Fork Sinnemahoning Creek Reservo was 921.95 ft, 0.21 ft lower than today's 922.16 ft.

Weekly averages of the source's daily readings; older years may be monthly or sparser where that is all the source published. Download the charted data (JSON).

Latest
922.16 ft
September 28, 2026
Previous reading
922.11 ft
September 27, 2026
Same date last year
921.95 ft
September 28, 2025

First Fork Sinnemahoning Creek Reservo map

First Fork Sinnemahoning Creek Reservo is at 41.4070, -78.0192. Open in OpenStreetMap.

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The dam

Height
166 ft
Built
1956
Name
George B Stevenson
Operator
State

Sources: nid.sec.usace.army.mil, accessed September 29, 2026

On the water

No campgrounds, boat ramps, or swim spots linked to First Fork Sinnemahoning Creek Reservo yet.

Common questions

First Fork Sinnemahoning Creek Reservo's elevation is 922.05 ft as of September 29, 2026.
In USGS daily data since October 1, 2016, First Fork Sinnemahoning Creek Reservo's highest elevation was 958.08 ft on September 12, 2018. Its lowest since October 1, 2016 was 910.29 ft on May 8, 2017. These are the highest and lowest daily readings in the published data, not official records.
First Fork Sinnemahoning Creek Reservo is near Unknown, Pennsylvania (41.4070, -78.0192).
State operates the dam at First Fork Sinnemahoning Creek Reservo.
First Fork Sinnemahoning Creek Reservo's dam is used for Flood control, Recreation.