Reservoir · Pennsylvania · United States · USACE CWMS
Lake Lynn Outflow, PA
98.1% full
Capacity
89.59 hm³
Volume stored
88 hm³
Coordinates
39.721°N, 79.857°W
Last updated
2026-07-30
Current fill
98.1%vs 7 days ago
-0.2%losing
vs 1 year ago
-0.3%year-over-year
7-day trend
→stable
Data source: USACE CWMS — US Army Corps of Engineers — daily reservoir storage volume. Design capacity is unavailable for this site, so fill % is estimated against the 5-year maximum storage and may overstate fullness. Last reading: 2026-07-30.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 39.721, -79.857 · Open in Google Maps
About Lake Lynn Outflow, PA
As of July 30, 2026, Lake Lynn Outflow, PA is filled to 98.1% of its total capacity, holding roughly 88 hm³ of water out of a maximum 90 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.2 pts), and it sits close to where it was a year earlier.
Across the readings we hold for Lake Lynn Outflow, PA — 52 data points between June 6, 2026 and July 30, 2026 — the level has ranged from a low of 96.5% (July 3, 2026) to a high of 100.0% (July 22, 2026).
It is operated by USACE primarily for multiple purposes. It lies within the Pennsylvania basin at 39.721°N, 79.857°W.
Key facts
- Current fill level
- 98.1%
- Water stored
- 88 hm³
- Total capacity
- 90 hm³
- 7-day change
- ▼ 0.2 pts
- Year-on-year
- ▼ 0.3 pts
- Primary use
- Multipurpose
- River basin
- Pennsylvania
- Operator
- USACE
- Coordinates
- 39.721°N, 79.857°W
- Last updated
- July 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Jul 2026 | 98.1% | 88 |
| 29 Jul 2026 | 98.3% | 88 |
| 28 Jul 2026 | 98.5% | 88 |
| 27 Jul 2026 | 99.0% | 89 |
| 26 Jul 2026 | 99.3% | 89 |
| 25 Jul 2026 | 98.2% | 88 |
| 24 Jul 2026 | 98.1% | 88 |
| 23 Jul 2026 | 98.3% | 88 |
| 22 Jul 2026 | 100.0% | 90 |
| 21 Jul 2026 | 99.0% | 89 |
| 20 Jul 2026 | 99.3% | 89 |
| 19 Jul 2026 | 99.2% | 89 |
Frequently asked questions
What is the current water level of Lake Lynn Outflow, PA?
As of July 30, 2026, Lake Lynn Outflow, PA is at 98.1% of its capacity, holding approximately 88 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Lake Lynn Outflow, PA reservoir full?
Lake Lynn Outflow, PA is essentially full, sitting at 98.1% of capacity as of July 30, 2026.
Is the water level at Lake Lynn Outflow, PA rising or falling?
The level at Lake Lynn Outflow, PA has been broadly stable over the latest week on record (-0.2 points).
How much water can Lake Lynn Outflow, PA hold?
Lake Lynn Outflow, PA has a total capacity of 90 hm³.
Where is Lake Lynn Outflow, PA reservoir located?
Lake Lynn Outflow, PA is located in Pennsylvania, United States, within the Pennsylvania basin (coordinates 39.721°N, 79.857°W).
What is Lake Lynn Outflow, PA used for?
Lake Lynn Outflow, PA is used primarily for multiple purposes, and is managed by USACE.